diff options
Diffstat (limited to 'sysdeps')
266 files changed, 26716 insertions, 0 deletions
diff --git a/sysdeps/arm/Implies b/sysdeps/arm/Implies new file mode 100644 index 0000000..10bd93a --- /dev/null +++ b/sysdeps/arm/Implies @@ -0,0 +1,4 @@ +arm/soft-fp +wordsize-32 +ieee754/flt-32 +ieee754/dbl-64 diff --git a/sysdeps/arm/Makefile b/sysdeps/arm/Makefile new file mode 100644 index 0000000..b218e76 --- /dev/null +++ b/sysdeps/arm/Makefile @@ -0,0 +1,34 @@ +gnulib-arch = $(elfobjdir)/libgcc-stubs.a +static-gnulib-arch = $(elfobjdir)/libgcc-stubs.a + +ifeq ($(subdir),elf) +sysdep-dl-routines += tlsdesc dl-tlsdesc +sysdep_routines += aeabi_unwind_cpp_pr1 find_exidx tlsdesc dl-tlsdesc +sysdep-rtld-routines += aeabi_unwind_cpp_pr1 tlsdesc dl-tlsdesc +shared-only-routines += aeabi_unwind_cpp_pr1 + +$(objpfx)libgcc-stubs.a: $(objpfx)aeabi_unwind_cpp_pr1.os + $(build-extra-lib) + +lib-noranlib: $(objpfx)libgcc-stubs.a +endif + +ifeq ($(subdir),csu) +# get offset to rtld_global._dl_hwcap +gen-as-const-headers += rtld-global-offsets.sym tlsdesc.sym +aeabi_constants = aeabi_lcsts aeabi_sighandlers aeabi_math +aeabi_routines = aeabi_assert aeabi_localeconv aeabi_errno_addr \ + aeabi_mb_cur_max aeabi_atexit aeabi_memclr aeabi_memcpy \ + aeabi_memmove aeabi_memset + +sysdep_routines += $(aeabi_constants) $(aeabi_routines) +static-only-routines += $(aeabi_constants) +endif + +ifeq ($(subdir),gmon) +sysdep_routines += arm-mcount +endif + +ifeq ($(subdir),debug) +CFLAGS-backtrace.c += -funwind-tables +endif diff --git a/sysdeps/arm/Versions b/sysdeps/arm/Versions new file mode 100644 index 0000000..5f2af29 --- /dev/null +++ b/sysdeps/arm/Versions @@ -0,0 +1,20 @@ +libc { + GLIBC_2.4 { + # ARM EABI compatibility routines + __aeabi_assert; + __aeabi_atexit; + __aeabi_errno_addr; + __aeabi_localeconv; + __aeabi_MB_CUR_MAX; + __aeabi_memclr; __aeabi_memclr4; __aeabi_memclr8; + __aeabi_memcpy; __aeabi_memcpy4; __aeabi_memcpy8; + __aeabi_memmove; __aeabi_memmove4; __aeabi_memmove8; + __aeabi_memset; __aeabi_memset4; __aeabi_memset8; + + # Helper routines + __gnu_Unwind_Find_exidx; + } + GLIBC_2.8 { + __gnu_mcount_nc; + } +} diff --git a/sysdeps/arm/__longjmp.S b/sysdeps/arm/__longjmp.S new file mode 100644 index 0000000..27c57a1 --- /dev/null +++ b/sysdeps/arm/__longjmp.S @@ -0,0 +1,140 @@ +/* longjmp for ARM. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <bits/setjmp.h> +#include <rtld-global-offsets.h> +#include <arm-features.h> + +/* __longjmp(jmpbuf, val) */ + +ENTRY (__longjmp) + mov ip, r0 + movs r0, r1 /* get the return value in place */ + it eq + moveq r0, #1 /* can't let setjmp() return zero! */ + +#ifdef CHECK_SP + sfi_breg ip, \ + ldr r4, [\B, #32] /* jmpbuf's sp */ + cfi_undefined (r4) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r4, r4, a3, a4) +#endif + CHECK_SP (r4) +#endif + sfi_sp sfi_breg ip, \ + ldmia \B!, JMP_BUF_REGLIST +#ifdef PTR_DEMANGLE + ldr a4, [ip], #4 + PTR_DEMANGLE (a4, a4, a3, a2) + mov sp, a4 + ldr a4, [ip], #4 + PTR_DEMANGLE2 (lr, a4, a3) +#else + ldr sp, [ip], #4 + ldr lr, [ip], #4 +#endif + cfi_restore (v1) + cfi_restore (v2) + cfi_restore (v3) + cfi_restore (v4) + cfi_restore (v5) + cfi_restore (v6) + cfi_restore (sl) + cfi_restore (fp) + cfi_restore (sp) + cfi_restore (lr) + +#if !defined ARM_ASSUME_NO_IWMMXT || defined __SOFTFP__ +# define NEED_HWCAP 1 +#endif + +#ifdef NEED_HWCAP +# ifdef IS_IN_rtld + ldr a2, 1f + ldr a3, .Lrtld_local_ro +0: add a2, pc, a2 + add a2, a2, a3 + ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +# else +# ifdef PIC + ldr a2, 1f + ldr a3, .Lrtld_global_ro +0: add a2, pc, a2 + ldr a2, [a2, a3] + ldr a2, [a2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +# else + ldr a2, .Lhwcap + ldr a2, [a2, #0] +# endif +# endif +#endif + +#ifdef __SOFTFP__ + tst a2, #HWCAP_ARM_VFP + beq .Lno_vfp +#endif + + /* Restore the VFP registers. */ + /* Following instruction is vldmia ip!, {d8-d15}. */ + sfi_breg r12, \ + ldc p11, cr8, [\B], #64 +.Lno_vfp: + +#ifndef ARM_ASSUME_NO_IWMMXT + tst a2, #HWCAP_ARM_IWMMXT + beq .Lno_iwmmxt + + /* Restore the call-preserved iWMMXt registers. */ + /* Following instructions are wldrd wr10, [ip], #8 (etc.) */ + sfi_breg r12, \ + ldcl p1, cr10, [\B], #8 + sfi_breg r12, \ + ldcl p1, cr11, [\B], #8 + sfi_breg r12, \ + ldcl p1, cr12, [\B], #8 + sfi_breg r12, \ + ldcl p1, cr13, [\B], #8 + sfi_breg r12, \ + ldcl p1, cr14, [\B], #8 + sfi_breg r12, \ + ldcl p1, cr15, [\B], #8 +.Lno_iwmmxt: +#endif + + DO_RET(lr) + +#ifdef NEED_HWCAP +# ifdef IS_IN_rtld +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_local_ro: + .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF) +# else +# ifdef PIC +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_global_ro: + .long C_SYMBOL_NAME(_rtld_global_ro)(GOT) +# else +.Lhwcap: + .long C_SYMBOL_NAME(_dl_hwcap) +# endif +# endif +#endif + +END (__longjmp) diff --git a/sysdeps/arm/abi-note.S b/sysdeps/arm/abi-note.S new file mode 100644 index 0000000..1060c3d --- /dev/null +++ b/sysdeps/arm/abi-note.S @@ -0,0 +1,9 @@ +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 + +#include <csu/abi-note.S> + diff --git a/sysdeps/arm/add_n.S b/sysdeps/arm/add_n.S new file mode 100644 index 0000000..4cc1ac2 --- /dev/null +++ b/sysdeps/arm/add_n.S @@ -0,0 +1,99 @@ +/* mpn_add_n -- add (or subtract) bignums. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <arm-features.h> + + .syntax unified + .text + +#ifdef USE_AS_SUB_N +# define INITC cmp r0, r0 +# define OPC sbcs +# define RETC sbc r0, r0, r0; neg r0, r0 +# define FUNC __mpn_sub_n +#else +# define INITC cmn r0, #0 +# define OPC adcs +# define RETC mov r0, #0; adc r0, r0, r0 +# define FUNC __mpn_add_n +#endif + +/* mp_limb_t mpn_add_n(res_ptr, src1_ptr, src2_ptr, size) */ + +ENTRY (FUNC) + push { r4, r5, r6, r7, r8, r10, lr } + cfi_adjust_cfa_offset (28) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + cfi_rel_offset (r8, 16) + cfi_rel_offset (r10, 20) + cfi_rel_offset (lr, 24) + + INITC /* initialize carry flag */ + tst r3, #1 /* count & 1 == 1? */ + add lr, r1, r3, lsl #2 /* compute end src1 */ + beq 1f + + sfi_breg r1, \ + ldr r4, [\B], #4 /* do one to make count even */ + sfi_breg r2, \ + ldr r5, [\B], #4 + OPC r4, r4, r5 + teq r1, lr /* end of count? (preserve carry) */ + sfi_breg r0, \ + str r4, [\B], #4 + beq 9f +1: + tst r3, #2 /* count & 2 == 2? */ + beq 2f + sfi_breg r1, \ + ldm \B!, { r4, r5 } /* do two to make count 0 mod 4 */ + sfi_breg r2, \ + ldm \B!, { r6, r7 } + OPC r4, r4, r6 + OPC r5, r5, r7 + teq r1, lr /* end of count? */ + sfi_breg r0, \ + stm \B!, { r4, r5 } + beq 9f +2: + sfi_breg r1, \ + ldm \B!, { r3, r5, r7, r10 } /* do four each loop */ + sfi_breg r2, \ + ldm \B!, { r4, r6, r8, ip } + OPC r3, r3, r4 + OPC r5, r5, r6 + OPC r7, r7, r8 + OPC r10, r10, ip + teq r1, lr + sfi_breg r0, \ + stm \B!, { r3, r5, r7, r10 } + bne 2b + +9: + RETC /* copy carry out */ +#ifndef ARM_ALWAYS_BX + pop { r4, r5, r6, r7, r8, r10, pc } +#else + pop { r4, r5, r6, r7, r8, r10, lr } + bx lr +#endif +END (FUNC) diff --git a/sysdeps/arm/addmul_1.S b/sysdeps/arm/addmul_1.S new file mode 100644 index 0000000..fab1ae8 --- /dev/null +++ b/sysdeps/arm/addmul_1.S @@ -0,0 +1,73 @@ +/* mpn_addmul_1 -- multiply and accumulate bignums. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +@ cycles/limb +@ StrongArm ? +@ Cortex-A8 ? +@ Cortex-A9 ? +@ Cortex-A15 4 + +/* mp_limb_t mpn_addmul_1(res_ptr, src1_ptr, size, s2_limb) */ + +ENTRY (__mpn_addmul_1) + push { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + sfi_breg r1, \ + ldr r6, [\B], #4 + sfi_breg r0, \ + ldr r5, [\B] + mov r4, #0 /* init carry in */ + b 1f +0: + sfi_breg r1, \ + ldr r6, [\B], #4 /* load next ul */ + adds r7, r4, r5 /* (out, c) = cl + lpl */ + sfi_breg r0, \ + ldr r5, [\B, #4] /* load next rl */ + adc r4, ip, #0 /* cl = hpl + c */ + sfi_breg r0, \ + str r7, [\B], #4 +1: + mov ip, #0 /* zero-extend rl */ + umlal r5, ip, r6, r3 /* (hpl, lpl) = ul * vl + rl */ + subs r2, r2, #1 + bne 0b + + adds r4, r4, r5 /* (out, c) = cl + llpl */ + sfi_breg r0, \ + str r4, [\B] + adc r0, ip, #0 /* return hpl + c */ + + pop { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + DO_RET (lr) +END (__mpn_addmul_1) diff --git a/sysdeps/arm/aeabi_assert.c b/sysdeps/arm/aeabi_assert.c new file mode 100644 index 0000000..0a31ffb --- /dev/null +++ b/sysdeps/arm/aeabi_assert.c @@ -0,0 +1,26 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <assert.h> +#include <stdlib.h> + +void +__aeabi_assert (const char *assertion, const char *file, + unsigned int line) +{ + __assert_fail (assertion, file, line, NULL); +} diff --git a/sysdeps/arm/aeabi_atexit.c b/sysdeps/arm/aeabi_atexit.c new file mode 100644 index 0000000..c5c207f --- /dev/null +++ b/sysdeps/arm/aeabi_atexit.c @@ -0,0 +1,27 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdlib.h> + +/* Register a function to be called by exit or when a shared library + is unloaded. This routine is like __cxa_atexit, but uses the + calling sequence required by the ARM EABI. */ +int +__aeabi_atexit (void *arg, void (*func) (void *), void *d) +{ + return __cxa_atexit (func, arg, d); +} diff --git a/sysdeps/arm/aeabi_errno_addr.c b/sysdeps/arm/aeabi_errno_addr.c new file mode 100644 index 0000000..160c765 --- /dev/null +++ b/sysdeps/arm/aeabi_errno_addr.c @@ -0,0 +1,24 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> + +volatile int * +__aeabi_errno_addr (void) +{ + return &errno; +} diff --git a/sysdeps/arm/aeabi_lcsts.c b/sysdeps/arm/aeabi_lcsts.c new file mode 100644 index 0000000..dac9a17 --- /dev/null +++ b/sysdeps/arm/aeabi_lcsts.c @@ -0,0 +1,98 @@ +/* Link-time constants for ARM EABI. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* The ARM EABI requires that we provide ISO compile-time constants as + link-time constants. Some portable applications may reference these. */ + +#include <errno.h> +#include <limits.h> +#include <locale.h> +#include <setjmp.h> +#include <signal.h> +#include <stdio.h> +#include <time.h> + +#define eabi_constant2(X,Y) const int __aeabi_##X attribute_hidden = Y +#define eabi_constant(X) const int __aeabi_##X attribute_hidden = X + +eabi_constant (EDOM); +eabi_constant (ERANGE); +eabi_constant (EILSEQ); + +eabi_constant (MB_LEN_MAX); + +eabi_constant (LC_COLLATE); +eabi_constant (LC_CTYPE); +eabi_constant (LC_MONETARY); +eabi_constant (LC_NUMERIC); +eabi_constant (LC_TIME); +eabi_constant (LC_ALL); + +/* The value of __aeabi_JMP_BUF_SIZE is the number of doublewords in a + jmp_buf. */ +eabi_constant2 (JMP_BUF_SIZE, sizeof (jmp_buf) / 8); + +eabi_constant (SIGABRT); +eabi_constant (SIGFPE); +eabi_constant (SIGILL); +eabi_constant (SIGINT); +eabi_constant (SIGSEGV); +eabi_constant (SIGTERM); + +eabi_constant2 (IOFBF, _IOFBF); +eabi_constant2 (IOLBF, _IOLBF); +eabi_constant2 (IONBF, _IONBF); +eabi_constant (BUFSIZ); +eabi_constant (FOPEN_MAX); +eabi_constant (TMP_MAX); +eabi_constant (FILENAME_MAX); +eabi_constant (L_tmpnam); + +FILE *__aeabi_stdin attribute_hidden; +FILE *__aeabi_stdout attribute_hidden; +FILE *__aeabi_stderr attribute_hidden; + +static void __attribute__ ((used)) +setup_aeabi_stdio (void) +{ + __aeabi_stdin = stdin; + __aeabi_stdout = stdout; + __aeabi_stderr = stderr; +} + +static void (*fp) (void) __attribute__ ((used, section (".preinit_array"))) + = setup_aeabi_stdio; + +eabi_constant (CLOCKS_PER_SEC); diff --git a/sysdeps/arm/aeabi_localeconv.c b/sysdeps/arm/aeabi_localeconv.c new file mode 100644 index 0000000..2a7615f --- /dev/null +++ b/sysdeps/arm/aeabi_localeconv.c @@ -0,0 +1,24 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <locale.h> + +struct lconv * +__aeabi_localeconv (void) +{ + return __localeconv (); +} diff --git a/sysdeps/arm/aeabi_math.c b/sysdeps/arm/aeabi_math.c new file mode 100644 index 0000000..6b4211f --- /dev/null +++ b/sysdeps/arm/aeabi_math.c @@ -0,0 +1,41 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <math.h> + +const double __aeabi_HUGE_VAL attribute_hidden = HUGE_VAL; +const long double __aeabi_HUGE_VALL attribute_hidden = HUGE_VALL; +const float __aeabi_HUGE_VALF attribute_hidden = HUGE_VALF; +const float __aeabi_INFINITY attribute_hidden = INFINITY; +const float __aeabi_NAN attribute_hidden = NAN; diff --git a/sysdeps/arm/aeabi_mb_cur_max.c b/sysdeps/arm/aeabi_mb_cur_max.c new file mode 100644 index 0000000..ba2cc3a --- /dev/null +++ b/sysdeps/arm/aeabi_mb_cur_max.c @@ -0,0 +1,27 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <langinfo.h> +#include <locale.h> +#include <stdlib.h> +#include <locale/localeinfo.h> + +int +__aeabi_MB_CUR_MAX (void) +{ + return MB_CUR_MAX; +} diff --git a/sysdeps/arm/aeabi_memclr.c b/sysdeps/arm/aeabi_memclr.c new file mode 100644 index 0000000..3bdfb3e --- /dev/null +++ b/sysdeps/arm/aeabi_memclr.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <string.h> + +/* Clear memory. Can't alias to bzero because it's not defined in the + same translation unit. */ +void +__aeabi_memclr (void *dest, size_t n) +{ + __bzero (dest, n); +} + +/* Versions of the above which may assume memory alignment. */ +strong_alias (__aeabi_memclr, __aeabi_memclr4) +strong_alias (__aeabi_memclr, __aeabi_memclr8) diff --git a/sysdeps/arm/aeabi_memcpy.c b/sysdeps/arm/aeabi_memcpy.c new file mode 100644 index 0000000..88e2e7b --- /dev/null +++ b/sysdeps/arm/aeabi_memcpy.c @@ -0,0 +1,31 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <string.h> + +/* Copy memory like memcpy, but no return value required. Can't alias + to memcpy because it's not defined in the same translation + unit. */ +void +__aeabi_memcpy (void *dest, const void *src, size_t n) +{ + memcpy (dest, src, n); +} + +/* Versions of the above which may assume memory alignment. */ +strong_alias (__aeabi_memcpy, __aeabi_memcpy4) +strong_alias (__aeabi_memcpy, __aeabi_memcpy8) diff --git a/sysdeps/arm/aeabi_memmove.c b/sysdeps/arm/aeabi_memmove.c new file mode 100644 index 0000000..1496133 --- /dev/null +++ b/sysdeps/arm/aeabi_memmove.c @@ -0,0 +1,31 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <string.h> + +/* Copy memory like memmove, but no return value required. Can't + alias to memmove because it's not defined in the same translation + unit. */ +void +__aeabi_memmove (void *dest, const void *src, size_t n) +{ + memmove (dest, src, n); +} + +/* Versions of the above which may assume memory alignment. */ +strong_alias (__aeabi_memmove, __aeabi_memmove4) +strong_alias (__aeabi_memmove, __aeabi_memmove8) diff --git a/sysdeps/arm/aeabi_memset.c b/sysdeps/arm/aeabi_memset.c new file mode 100644 index 0000000..160cfbb --- /dev/null +++ b/sysdeps/arm/aeabi_memset.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <string.h> + +/* Set memory like memset, but different argument order and no return + value required. */ +void +__aeabi_memset (void *dest, size_t n, int c) +{ + memset (dest, c, n); +} + +/* Versions of the above which may assume memory alignment. */ +strong_alias (__aeabi_memset, __aeabi_memset4) +strong_alias (__aeabi_memset, __aeabi_memset8) diff --git a/sysdeps/arm/aeabi_sighandlers.S b/sysdeps/arm/aeabi_sighandlers.S new file mode 100644 index 0000000..c14193b --- /dev/null +++ b/sysdeps/arm/aeabi_sighandlers.S @@ -0,0 +1,53 @@ +/* Link-time constants for ARM EABI - signal handlers. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* The ARM EABI defines these as "functions". */ + +#include <sysdep.h> + + .global __aeabi_SIG_DFL + .hidden __aeabi_SIG_DFL + .type __aeabi_SIG_DFL, %function + .set __aeabi_SIG_DFL, 0 + + .global __aeabi_SIG_IGN + .hidden __aeabi_SIG_IGN + .type __aeabi_SIG_IGN, %function + .set __aeabi_SIG_IGN, 1 + + .global __aeabi_SIG_ERR + .hidden __aeabi_SIG_ERR + .type __aeabi_SIG_ERR, %function + .set __aeabi_SIG_ERR, -1 diff --git a/sysdeps/arm/aeabi_unwind_cpp_pr1.c b/sysdeps/arm/aeabi_unwind_cpp_pr1.c new file mode 100644 index 0000000..f650613 --- /dev/null +++ b/sysdeps/arm/aeabi_unwind_cpp_pr1.c @@ -0,0 +1,51 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Because some objects in ld.so and libc.so are built with + -fexceptions, we end up with references to this personality + routine. However, these libraries are not linked against + libgcc_eh.a, so we need a dummy definition. This routine will + never actually be called. */ + +#include <stdlib.h> + +attribute_hidden +void +__aeabi_unwind_cpp_pr0 (void) +{ +#ifndef IS_IN_rtld + abort (); +#endif +} + +attribute_hidden +void +__aeabi_unwind_cpp_pr1 (void) +{ +#ifndef IS_IN_rtld + abort (); +#endif +} + +attribute_hidden +void +__aeabi_unwind_cpp_pr2 (void) +{ +#ifndef IS_IN_rtld + abort (); +#endif +} diff --git a/sysdeps/arm/arm-features.h b/sysdeps/arm/arm-features.h new file mode 100644 index 0000000..b743756 --- /dev/null +++ b/sysdeps/arm/arm-features.h @@ -0,0 +1,59 @@ +/* Macros to test for CPU features on ARM. Generic ARM version. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_ARM_FEATURES_H +#define _ARM_ARM_FEATURES_H 1 + +/* An OS-specific arm-features.h file should define ARM_HAVE_VFP to + an appropriate expression for testing at runtime whether the VFP + hardware is present. We'll then redefine it to a constant if we + know at compile time that we can assume VFP. */ + +#ifndef __SOFTFP__ +/* The compiler is generating VFP instructions, so we're already + assuming the hardware exists. */ +# undef ARM_HAVE_VFP +# define ARM_HAVE_VFP 1 +#endif + +/* An OS-specific arm-features.h file may define ARM_ASSUME_NO_IWMMXT + to indicate at compile time that iWMMXt hardware is never present + at runtime (or that we never care about its state) and so need not + be checked for. */ + +/* A more-specific arm-features.h file may define ARM_ALWAYS_BX to indicate + that instructions using pc as a destination register must never be used, + so a "bx" (or "blx") instruction is always required. */ + +/* The log2 of the minimum alignment required for an address that + is the target of a computed branch (i.e. a "bx" instruction). + A more-specific arm-features.h file may define this to set a more + stringent requirement. + + Using this only makes sense for code in ARM mode (where instructions + always have a fixed size of four bytes), or for Thumb-mode code that is + specifically aligning all the related branch targets to match (since + Thumb instructions might be either two or four bytes). */ +#ifndef ARM_BX_ALIGN_LOG2 +# define ARM_BX_ALIGN_LOG2 2 +#endif + +/* An OS-specific arm-features.h file may define ARM_NO_INDEX_REGISTER to + indicate that the two-register addressing modes must never be used. */ + +#endif /* arm-features.h */ diff --git a/sysdeps/arm/arm-mcount.S b/sysdeps/arm/arm-mcount.S new file mode 100644 index 0000000..7e433c6 --- /dev/null +++ b/sysdeps/arm/arm-mcount.S @@ -0,0 +1,129 @@ +/* Implementation of profiling support. ARM EABI version. + Copyright (C) 2008-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Don't call mcount when calling mcount... */ +#undef PROF + +#include <sysdep.h> + +#undef mcount + +#ifdef __thumb2__ + .thumb +#endif + .syntax unified + + +/* Use an assembly stub with a special ABI. The calling lr has been + pushed to the stack (which will be misaligned). We should preserve + all registers except ip and pop a word off the stack. + + NOTE: This assumes mcount_internal does not clobber any non-core + (coprocessor) registers. Currently this is true, but may require + additional attention in the future. + + The calling sequence looks something like: +func: + push {lr} + bl __gnu_mcount_nc + <function body> +*/ + +ENTRY(__gnu_mcount_nc) + push {r0, r1, r2, r3, lr} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r2, 8) + cfi_rel_offset (r3, 12) + cfi_rel_offset (lr, 16) + bic r1, lr, #1 + ldr r0, [sp, #20] + bl __mcount_internal + pop {r0, r1, r2, r3, ip, lr} + cfi_adjust_cfa_offset (-24) + cfi_restore (r0) + cfi_restore (r1) + cfi_restore (r2) + cfi_restore (r3) + cfi_register (lr, ip) + bx ip +END(__gnu_mcount_nc) + + +#include <gcc-compat.h> +#include <shlib-compat.h> + +/* The new __gnu_mcount_nc entry point was introduced in 4.4, so the + static library needs the old one only to support older compilers. + Even in a configuration that only cares about newer compilers, the + shared library might need it only for strict ABI compatibility. */ + +#if GCC_COMPAT (4, 3) || SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) + +/* Provide old mcount for backwards compatibility. This requires + code be compiled with APCS frame pointers. */ + +ENTRY(__mcount_arm_compat) + push {r0, r1, r2, r3, fp, lr} + cfi_adjust_cfa_offset (24) + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r2, 8) + cfi_rel_offset (r3, 12) + cfi_rel_offset (fp, 16) + cfi_rel_offset (lr, 20) + movs r0, fp + ittt ne + sfi_breg r0, \ + ldrne r0, [\B, #-4] + movsne r1, lr + blne __mcount_internal +# if defined (__ARM_ARCH_4T__) && defined (__THUMB_INTERWORK__) + pop {r0, r1, r2, r3, fp, lr} + cfi_adjust_cfa_offset (-24) + cfi_restore (r0) + cfi_restore (r1) + cfi_restore (r2) + cfi_restore (r3) + cfi_restore (fp) + cfi_restore (lr) + bx lr +# else + pop {r0, r1, r2, r3, fp, pc} +# endif +END(__mcount_arm_compat) + +#endif + +#if GCC_COMPAT (4, 3) + +strong_alias (__mcount_arm_compat, _mcount) + +/* The canonical name for the function is `_mcount' in both C and asm, + but some old asm code might assume it's `mcount'. */ +weak_alias (_mcount, mcount) + +#elif SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) + +compat_symbol (libc, __mcount_arm_compat, _mcount, GLIBC_2_0) + +strong_alias (__mcount_arm_compat, __mcount_arm_compat_1) +compat_symbol (libc, __mcount_arm_compat_1, mcount, GLIBC_2_0) + +#endif diff --git a/sysdeps/arm/armv6/rawmemchr.S b/sysdeps/arm/armv6/rawmemchr.S new file mode 100644 index 0000000..c34fdc6 --- /dev/null +++ b/sysdeps/arm/armv6/rawmemchr.S @@ -0,0 +1,109 @@ +/* rawmemchr -- find a byte within an unsized memory block. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (__rawmemchr) + @ r0 = start of string + @ r1 = character to match + @ returns a pointer to the match, which must be present. + sfi_breg r0, \ + ldrb r2, [\B] @ load first byte asap + + @ To cater to long strings, we want to search through a few + @ characters until we reach an aligned pointer. To cater to + @ small strings, we don't want to start doing word operations + @ immediately. The compromise is a maximum of 16 bytes less + @ whatever is required to end with an aligned pointer. + @ r3 = number of characters to search in alignment loop + and r3, r0, #7 + uxtb r1, r1 + rsb r3, r3, #15 @ 16 - 1 peeled loop iteration + cmp r2, r1 + it eq + bxeq lr + + @ Loop until we find ... +1: sfi_breg r0, \ + ldrb r2, [\B, #1]! + subs r3, r3, #1 @ ... the alignment point + it ne + cmpne r2, r1 @ ... or C + bne 1b + + @ Disambiguate the exit possibilites above + cmp r2, r1 @ Found C + it eq + bxeq lr + add r0, r0, #1 + + @ So now we're aligned. + sfi_breg r0, \ + ldrd r2, r3, [\B], #8 + orr r1, r1, r1, lsl #8 @ Replicate C to all bytes +#ifdef ARCH_HAS_T2 + movw ip, #0x0101 + sfi_pld r0, #64 + movt ip, #0x0101 +#else + ldr ip, =0x01010101 + sfi_pld r0, #64 +#endif + orr r1, r1, r1, lsl #16 + + @ Loop searching for C, 8 bytes at a time. + @ Subtracting (unsigned saturating) from 1 means result of 1 for + @ any byte that was originally zero and 0 otherwise. Therefore + @ we consider the lsb of each byte the "found" bit. +2: eor r2, r2, r1 @ Convert C bytes to 0 + eor r3, r3, r1 + uqsub8 r2, ip, r2 @ Find C + uqsub8 r3, ip, r3 + sfi_pld r0, #128 + orrs r3, r3, r2 @ Test both words for found + it eq + sfi_breg r0, \ + ldrdeq r2, r3, [\B], #8 + beq 2b + + @ Found something. Disambiguate between first and second words. + @ Adjust r0 to point to the word containing the match. + @ Adjust r2 to the found bits for the word containing the match. + cmp r2, #0 + sub r0, r0, #4 + ite eq + moveq r2, r3 + subne r0, r0, #4 + + @ Find the bit-offset of the match within the word. Note that the + @ bit result from clz will be 7 higher than "true", but we'll + @ immediately discard those bits converting to a byte offset. +#ifdef __ARMEL__ + rev r2, r2 @ For LE, count from the little end +#endif + clz r2, r2 + add r0, r0, r2, lsr #3 @ Adjust the pointer to the found byte + bx lr + +END (__rawmemchr) + +weak_alias (__rawmemchr, rawmemchr) +libc_hidden_def (__rawmemchr) diff --git a/sysdeps/arm/armv6/stpcpy.S b/sysdeps/arm/armv6/stpcpy.S new file mode 100644 index 0000000..21a4f38 --- /dev/null +++ b/sysdeps/arm/armv6/stpcpy.S @@ -0,0 +1 @@ +/* Defined in strcpy.S. */ diff --git a/sysdeps/arm/armv6/strchr.S b/sysdeps/arm/armv6/strchr.S new file mode 100644 index 0000000..e4de0f3 --- /dev/null +++ b/sysdeps/arm/armv6/strchr.S @@ -0,0 +1,147 @@ +/* strchr -- find the first instance of C in a nul-terminated string. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (strchr) + @ r0 = start of string + @ r1 = character to match + @ returns NULL for no match, or a pointer to the match + sfi_breg r0, \ + ldrb r2, [\B] @ load the first byte asap + uxtb r1, r1 + + @ To cater to long strings, we want to search through a few + @ characters until we reach an aligned pointer. To cater to + @ small strings, we don't want to start doing word operations + @ immediately. The compromise is a maximum of 16 bytes less + @ whatever is required to end with an aligned pointer. + @ r3 = number of characters to search in alignment loop + and r3, r0, #7 + rsb r3, r3, #15 @ 16 - 1 peeled loop iteration + cmp r2, r1 @ Found C? + it ne + cmpne r2, #0 @ Found EOS? + beq 99f + + @ Loop until we find ... +1: sfi_breg r0, \ + ldrb r2, [\B, #1]! + subs r3, r3, #1 @ ... the aligment point + it ne + cmpne r2, r1 @ ... or the character + it ne + cmpne r2, #0 @ ... or EOS + bne 1b + + @ Disambiguate the exit possibilites above + cmp r2, r1 @ Found the character + it ne + cmpne r2, #0 @ Found EOS + beq 99f + add r0, r0, #1 + + @ So now we're aligned. Now we actually need a stack frame. + push { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + sfi_breg r0, \ + ldrd r2, r3, [\B], #8 + orr r1, r1, r1, lsl #8 @ Replicate C to all bytes +#ifdef ARCH_HAS_T2 + movw ip, #0x0101 + sfi_pld r0, #64 + movt ip, #0x0101 +#else + ldr ip, =0x01010101 + sfi_pld r0, #64 +#endif + orr r1, r1, r1, lsl #16 + + @ Loop searching for EOS or C, 8 bytes at a time. +2: + @ Subtracting (unsigned saturating) from 1 means result of 1 for + @ any byte that was originally zero and 0 otherwise. Therefore + @ we consider the lsb of each byte the "found" bit. + uqsub8 r4, ip, r2 @ Find EOS + eor r6, r2, r1 @ Convert C bytes to 0 + uqsub8 r5, ip, r3 + eor r7, r3, r1 + uqsub8 r6, ip, r6 @ Find C + sfi_pld r0, #128 @ Prefetch 2 lines ahead + uqsub8 r7, ip, r7 + orr r4, r4, r6 @ Combine found for EOS and C + orr r5, r5, r7 + orrs r6, r4, r5 @ Combine the two words + it eq + sfi_breg r0, \ + ldrdeq r2, r3, [\B], #8 + beq 2b + + @ Found something. Disambiguate between first and second words. + @ Adjust r0 to point to the word containing the match. + @ Adjust r2 to the contents of the word containing the match. + @ Adjust r4 to the found bits for the word containing the match. + cmp r4, #0 + sub r0, r0, #4 + itte eq + moveq r4, r5 + moveq r2, r3 + subne r0, r0, #4 + + @ Find the bit-offset of the match within the word. +#if defined(__ARMEL__) + @ For LE, swap the found word so clz searches from the little end. + rev r4, r4 +#else + @ For BE, byte swap the word to make it easier to extract the byte. + rev r2, r2 +#endif + @ We're counting 0x01 (not 0x80), so the bit offset is 7 too high. + clz r3, r4 + sub r3, r3, #7 + lsr r2, r2, r3 @ Shift down found byte + uxtb r1, r1 @ Undo replication of C + uxtb r2, r2 @ Extract found byte + add r0, r0, r3, lsr #3 @ Adjust the pointer to the found byte + + pop { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + + @ Disambiguate between EOS and C. +99: + cmp r2, r1 + it ne + movne r0, #0 @ Found EOS, return NULL + bx lr + +END (strchr) + +weak_alias (strchr, index) +libc_hidden_builtin_def (strchr) diff --git a/sysdeps/arm/armv6/strcpy.S b/sysdeps/arm/armv6/strcpy.S new file mode 100644 index 0000000..833a83c --- /dev/null +++ b/sysdeps/arm/armv6/strcpy.S @@ -0,0 +1,231 @@ +/* strcpy -- copy a nul-terminated string. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* Endian independent macros for shifting bytes within registers. */ +#ifdef __ARMEB__ +#define lsh_gt lsr +#define lsh_ls lsl +#else +#define lsh_gt lsl +#define lsh_ls lsr +#endif + + .syntax unified + .text + +ENTRY (__stpcpy) + @ Signal stpcpy with NULL in IP. + mov ip, #0 + b 0f +END (__stpcpy) + +weak_alias (__stpcpy, stpcpy) +libc_hidden_def (__stpcpy) +libc_hidden_builtin_def (stpcpy) + +ENTRY (strcpy) + @ Signal strcpy with DEST in IP. + mov ip, r0 +0: + sfi_pld r0 + sfi_pld r1 + + @ To cater to long strings, we want 8 byte alignment in the source. + @ To cater to small strings, we don't want to start that right away. + @ Loop up to 16 times, less whatever it takes to reach alignment. + and r3, r1, #7 + rsb r3, r3, #16 + + @ Loop until we find ... +1: sfi_breg r1, \ + ldrb r2, [\B], #1 + subs r3, r3, #1 @ ... the alignment point + sfi_breg r0, \ + strb r2, [\B], #1 + it ne + cmpne r2, #0 @ ... or EOS + bne 1b + + @ Disambiguate the exit possibilites above + cmp r2, #0 @ Found EOS + beq .Lreturn + + @ Load the next two words asap + sfi_breg r1, \ + ldrd r2, r3, [\B], #8 + sfi_pld r0, #64 + sfi_pld r1, #64 + + @ For longer strings, we actaully need a stack frame. + push { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + @ Subtracting (unsigned saturating) from 1 for any byte means result + @ of 1 for any byte that was originally zero and 0 otherwise. + @ Therefore we consider the lsb of each byte the "found" bit. +#ifdef ARCH_HAS_T2 + movw r7, #0x0101 + tst r0, #3 @ Test alignment of DEST + movt r7, #0x0101 +#else + ldr r7, =0x01010101 + tst r0, #3 +#endif + bne .Lunaligned + + @ So now source (r1) is aligned to 8, and dest (r0) is aligned to 4. + @ Loop, reading 8 bytes at a time, searching for EOS. + .balign 16 +2: uqsub8 r4, r7, r2 @ Find EOS + uqsub8 r5, r7, r3 + sfi_pld r1, #128 + cmp r4, #0 @ EOS in first word? + sfi_pld r0, #128 + bne 3f + sfi_breg r0, \ + str r2, [\B], #4 + cmp r5, #0 @ EOS in second word? + bne 4f + sfi_breg r0, \ + str r3, [\B], #4 + sfi_breg r1, \ + ldrd r2, r3, [\B], #8 + b 2b + +3: sub r1, r1, #4 @ backup to first word +4: sub r1, r1, #4 @ backup to second word + + @ ... then finish up any tail a byte at a time. + @ Note that we generally back up and re-read source bytes, + @ but we'll not re-write dest bytes. +.Lbyte_loop: + sfi_breg r1, \ + ldrb r2, [\B], #1 + cmp r2, #0 + sfi_breg r0, \ + strb r2, [\B], #1 + bne .Lbyte_loop + + pop { r4, r5, r6, r7 } + cfi_remember_state + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + +.Lreturn: + cmp ip, #0 @ Was this strcpy or stpcpy? + ite eq + subeq r0, r0, #1 @ stpcpy: undo post-inc from store + movne r0, ip @ strcpy: return original dest + bx lr + +.Lunaligned: + cfi_restore_state + @ Here, source is aligned to 8, but the destination is not word + @ aligned. Therefore we have to shift the data in order to be + @ able to perform aligned word stores. + + @ Find out which misalignment we're dealing with. + tst r0, #1 + beq .Lunaligned2 + tst r0, #2 + bne .Lunaligned3 + @ Fallthru to .Lunaligned1. + +.macro unaligned_copy unalign + @ Prologue to unaligned loop. Seed shifted non-zero bytes. + uqsub8 r4, r7, r2 @ Find EOS + uqsub8 r5, r7, r3 + mvns r4, r4 @ EOS in first word? + it ne + subne r1, r1, #8 + bne .Lbyte_loop +#ifdef __ARMEB__ + rev r2, r2 @ Byte stores below need LE data +#endif + @ Store a few bytes from the first word. + @ At the same time we align r0 and shift out bytes from r2. +.rept 4-\unalign + sfi_breg r0, \ + strb r2, [\B], #1 + lsr r2, r2, #8 +.endr +#ifdef __ARMEB__ + rev r2, r2 @ Undo previous rev +#endif + @ Rotated unaligned copy loop. The tail of the prologue is + @ shared with the loop itself. + .balign 8 +1: mvns r5, r5 @ EOS in second word? + bne 4f + @ Combine first and second words + orr r2, r2, r3, lsh_gt #(\unalign*8) + @ Save leftover bytes from the two words + lsh_ls r6, r3, #((4-\unalign)*8) + sfi_breg r0, \ + str r2, [\B], #4 + @ The "real" start of the unaligned copy loop. + sfi_breg r1, \ + ldrd r2, r3, [\B], #8 @ Load 8 more bytes + uqsub8 r4, r7, r2 @ Find EOS + sfi_pld r1, #128 + uqsub8 r5, r7, r3 + sfi_pld r0, #128 + mvns r4, r4 @ EOS in first word? + bne 3f + @ Combine the leftover and the first word + orr r6, r6, r2, lsh_gt #(\unalign*8) + @ Discard used bytes from the first word. + lsh_ls r2, r2, #((4-\unalign)*8) + sfi_breg r0, \ + str r6, [\B], #4 + b 1b + @ Found EOS in one of the words; adjust backward +3: sub r1, r1, #4 + mov r2, r6 +4: sub r1, r1, #4 + @ And store the remaining bytes from the leftover +#ifdef __ARMEB__ + rev r2, r2 +#endif +.rept \unalign + sfi_breg r0, \ + strb r2, [\B], #1 + lsr r2, r2, #8 +.endr + b .Lbyte_loop +.endm + +.Lunaligned1: + unaligned_copy 1 +.Lunaligned2: + unaligned_copy 2 +.Lunaligned3: + unaligned_copy 3 + +END (strcpy) + +libc_hidden_builtin_def (strcpy) diff --git a/sysdeps/arm/armv6/strlen.S b/sysdeps/arm/armv6/strlen.S new file mode 100644 index 0000000..290d7bc --- /dev/null +++ b/sysdeps/arm/armv6/strlen.S @@ -0,0 +1,103 @@ +/* strlen -- find the length of a nul-terminated string. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (strlen) + @ r0 = start of string + sfi_breg r0, \ + ldrb r2, [\B] @ load the first byte asap + + @ To cater to long strings, we want to search through a few + @ characters until we reach an aligned pointer. To cater to + @ small strings, we don't want to start doing word operations + @ immediately. The compromise is a maximum of 16 bytes less + @ whatever is required to end with an aligned pointer. + @ r3 = number of characters to search in alignment loop + and r3, r0, #7 + mov r1, r0 @ Save the input pointer + rsb r3, r3, #15 @ 16 - 1 peeled loop iteration + cmp r2, #0 + beq 99f + + @ Loop until we find ... +1: sfi_breg r0, \ + ldrb r2, [\B, #1]! + subs r3, r3, #1 @ ... the aligment point + it ne + cmpne r2, #0 @ ... or EOS + bne 1b + + @ Disambiguate the exit possibilites above + cmp r2, #0 @ Found EOS + beq 99f + add r0, r0, #1 + + @ So now we're aligned. + sfi_breg r0, \ + ldrd r2, r3, [\B], #8 +#ifdef ARCH_HAS_T2 + movw ip, #0x0101 + sfi_pld r0, #64 + movt ip, #0x0101 +#else + ldr ip, =0x01010101 + sfi_pld r0, #64 +#endif + + @ Loop searching for EOS, 8 bytes at a time. + @ Subtracting (unsigned saturating) from 1 for any byte means that + @ we get 1 for any byte that was originally zero and 0 otherwise. + @ Therefore we consider the lsb of each byte the "found" bit. + .balign 16 +2: uqsub8 r2, ip, r2 @ Find EOS + uqsub8 r3, ip, r3 + sfi_pld r0, #128 @ Prefetch 2 lines ahead + orrs r3, r3, r2 @ Combine the two words + it eq + sfi_breg r0, \ + ldrdeq r2, r3, [\B], #8 + beq 2b + + @ Found something. Disambiguate between first and second words. + @ Adjust r0 to point to the word containing the match. + @ Adjust r2 to the found bits for the word containing the match. + cmp r2, #0 + sub r0, r0, #4 + ite eq + moveq r2, r3 + subne r0, r0, #4 + + @ Find the bit-offset of the match within the word. Note that the + @ bit result from clz will be 7 higher than "true", but we'll + @ immediately discard those bits converting to a byte offset. +#ifdef __ARMEL__ + rev r2, r2 @ For LE, count from the little end +#endif + clz r2, r2 + add r0, r0, r2, lsr #3 @ Adjust the pointer to the found byte +99: + sub r0, r0, r1 @ Subtract input to compute length + bx lr + +END (strlen) + +libc_hidden_builtin_def (strlen) diff --git a/sysdeps/arm/armv6/strrchr.S b/sysdeps/arm/armv6/strrchr.S new file mode 100644 index 0000000..a1e753c --- /dev/null +++ b/sysdeps/arm/armv6/strrchr.S @@ -0,0 +1,131 @@ +/* strrchr -- find the last occurence of C in a nul-terminated string + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (strrchr) + @ r0 = start of string + @ r1 = character to match + @ returns NULL for no match, or a pointer to the match + + mov r3, r0 + mov r0, #0 + uxtb r1, r1 + + @ Loop a few times until we're aligned. + tst r3, #7 + beq 2f +1: sfi_breg r3, \ + ldrb r2, [\B], #1 + cmp r2, r1 @ Find the character + it eq + subeq r0, r3, #1 + cmp r2, #0 @ Find EOS + it eq + bxeq lr + tst r3, #7 @ Find the aligment point + bne 1b + + @ So now we're aligned. Now we actually need a stack frame. +2: push { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + orr r1, r1, r1, lsl #8 @ Replicate C to all bytes +#ifdef ARCH_HAS_T2 + movw ip, #0x0101 + movt ip, #0x0101 +#else + ldr ip, =0x01010101 +#endif + orr r1, r1, r1, lsl #16 + mov r2, #0 @ No found bits yet + + @ Loop searching for EOS and C, 8 bytes at a time. + @ Any time we find a match in a word, we copy the address of + @ the word to r0, and the found bits to r2. +3: sfi_breg r3, \ + ldrd r4, r5, [\B], #8 + @ Subtracting (unsigned saturating) from 1 means result of 1 for + @ any byte that was originally zero and 0 otherwise. Therefore + @ we consider the lsb of each byte the "found" bit. + uqsub8 r6, ip, r4 @ Find EOS + uqsub8 r7, ip, r5 + eor r4, r4, r1 @ Convert C bytes to 0 + eor r5, r5, r1 + uqsub8 r4, ip, r4 @ Find C + uqsub8 r5, ip, r5 + cmp r6, #0 @ Found EOS, first word + bne 4f + cmp r4, #0 @ Handle C, first word + itt ne + subne r0, r3, #8 + movne r2, r4 + cmp r7, #0 @ Found EOS, second word + bne 5f + cmp r5, #0 @ Handle C, second word + itt ne + subne r0, r3, #4 + movne r2, r5 + b 3b + + @ Found EOS in second word; fold to first word. +5: add r3, r3, #4 @ Dec pointer to 2nd word, with below + mov r4, r5 @ Overwrite first word C found + mov r6, r7 @ Overwrite first word EOS found + + @ Found EOS. Zap found C after EOS. +4: sub r3, r3, #8 @ Decrement pointer to first word +#ifdef __ARMEB__ + @ Byte swap to be congruent with LE, which is easier from here on. + rev r6, r6 @ Byte swap found EOS, + rev r4, r4 @ ... this found C + rev r2, r2 @ ... prev found C +#endif + sub r7, r6, #1 @ Toggle EOS lsb and below + eor r6, r6, r7 @ All bits below and including lsb + ands r4, r4, r6 @ Zap C above EOS + itt ne + movne r2, r4 @ Copy to result, if still non-zero + movne r0, r3 + + pop { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + + @ Adjust the result pointer if we found a word containing C. + cmp r2, #0 + clz r2, r2 @ Find the bit offset of the last C + itt ne + rsbne r2, r2, #32 @ Convert to a count from the right + addne r0, r0, r2, lsr #3 @ Convert to byte offset and add. + bx lr + +END (strrchr) + +weak_alias (strrchr, rindex) +libc_hidden_builtin_def (strrchr) diff --git a/sysdeps/arm/armv6t2/Implies b/sysdeps/arm/armv6t2/Implies new file mode 100644 index 0000000..20a87fc --- /dev/null +++ b/sysdeps/arm/armv6t2/Implies @@ -0,0 +1,2 @@ +# We can do everything that 6 can +arm/armv6 diff --git a/sysdeps/arm/armv6t2/ffs.S b/sysdeps/arm/armv6t2/ffs.S new file mode 100644 index 0000000..b61624a --- /dev/null +++ b/sysdeps/arm/armv6t2/ffs.S @@ -0,0 +1,36 @@ +/* ffs -- find first set bit in an int, from least significant end. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (__ffs) + cmp r0, #0 + rbit r0, r0 + itt ne + clzne r0, r0 + addne r0, r0, #1 + bx lr +END (__ffs) + +weak_alias (__ffs, ffs) +weak_alias (__ffs, ffsl) +libc_hidden_def (__ffs) +libc_hidden_builtin_def (ffs) diff --git a/sysdeps/arm/armv6t2/ffsll.S b/sysdeps/arm/armv6t2/ffsll.S new file mode 100644 index 0000000..204ff80 --- /dev/null +++ b/sysdeps/arm/armv6t2/ffsll.S @@ -0,0 +1,50 @@ +/* ffsll -- find first set bit in a long long, from least significant end. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +ENTRY (ffsll) + @ If low part is 0, operate on the high part. Ensure that the + @ word on which we operate is in r0. Set r2 to the bit offset + @ of the word being considered. Set the flags for the word + @ being operated on. +#ifdef __ARMEL__ + cmp r0, #0 + itee ne + movne r2, #0 + moveq r2, #32 + movseq r0, r1 +#else + cmp r1, #0 + ittee ne + movne r2, #0 + movne r0, r1 + moveq r2, #32 + cmpeq r0, #0 +#endif + @ Perform the ffs on r0. + rbit r0, r0 + ittt ne + clzne r0, r0 + addne r2, r2, #1 + addne r0, r0, r2 + bx lr +END (ffsll) diff --git a/sysdeps/arm/armv6t2/memchr.S b/sysdeps/arm/armv6t2/memchr.S new file mode 100644 index 0000000..65bb94f --- /dev/null +++ b/sysdeps/arm/armv6t2/memchr.S @@ -0,0 +1,187 @@ +/* Copyright (C) 2011-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Code contributed by Dave Gilbert <david.gilbert@linaro.org> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +@ This memchr routine is optimised on a Cortex-A9 and should work on all ARMv7 +@ and ARMv6T2 processors. It has a fast path for short sizes, and has an +@ optimised path for large data sets; the worst case is finding the match early +@ in a large data set. +@ Note: The use of cbz/cbnz means it's Thumb only + +@ 2011-07-15 david.gilbert@linaro.org +@ Copy from Cortex strings release 21 and change license +@ http://bazaar.launchpad.net/~linaro-toolchain-dev/cortex-strings/trunk/view/head:/src/linaro-a9/memchr.S +@ Change function declarations/entry/exit +@ 2011-12-01 david.gilbert@linaro.org +@ Add some fixes from comments received (including use of ldrd instead ldm) +@ 2011-12-07 david.gilbert@linaro.org +@ Removed cbz from align loop - can't be taken + +@ this lets us check a flag in a 00/ff byte easily in either endianness +#ifdef __ARMEB__ +#define CHARTSTMASK(c) 1<<(31-(c*8)) +#else +#define CHARTSTMASK(c) 1<<(c*8) +#endif + .syntax unified + + .text +#ifdef NO_THUMB + .arm +#else + .thumb + .thumb_func +#endif + .global memchr + .type memchr,%function +ENTRY(memchr) + @ r0 = start of memory to scan + @ r1 = character to look for + @ r2 = length + @ returns r0 = pointer to character or NULL if not found + and r1,r1,#0xff @ Don't think we can trust the caller to actually pass a char + + cmp r2,#16 @ If it's short don't bother with anything clever + blt 20f + + tst r0, #7 @ If it's already aligned skip the next bit + beq 10f + + @ Work up to an aligned point +5: + sfi_breg r0, \ + ldrb r3, [\B],#1 + subs r2, r2, #1 + cmp r3, r1 + beq 50f @ If it matches exit found + tst r0, #7 + bne 5b @ If not aligned yet then do next byte + +10: + @ At this point, we are aligned, we know we have at least 8 bytes to work with + push {r4,r5,r6,r7} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + cfi_remember_state + + orr r1, r1, r1, lsl #8 @ expand the match word across to all bytes + orr r1, r1, r1, lsl #16 + bic r6, r2, #7 @ Number of double words to work with * 8 + mvns r7, #0 @ all F's + movs r3, #0 + +15: + sfi_breg r0, \ + ldrd r4,r5, [\B],#8 +#ifndef NO_THUMB + subs r6, r6, #8 +#endif + eor r4,r4, r1 @ Get it so that r4,r5 have 00's where the bytes match the target + eor r5,r5, r1 + uadd8 r4, r4, r7 @ Parallel add 0xff - sets the GE bits for anything that wasn't 0 + sel r4, r3, r7 @ bytes are 00 for none-00 bytes, or ff for 00 bytes - NOTE INVERSION + uadd8 r5, r5, r7 @ Parallel add 0xff - sets the GE bits for anything that wasn't 0 + sel r5, r4, r7 @ chained....bytes are 00 for none-00 bytes, or ff for 00 bytes - NOTE INVERSION +#ifndef NO_THUMB + cbnz r5, 60f +#else + cmp r5, #0 + bne 60f + subs r6, r6, #8 +#endif + bne 15b @ (Flags from the subs above) If not run out of bytes then go around again + + pop {r4,r5,r6,r7} + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + + and r1,r1,#0xff @ Get r1 back to a single character from the expansion above + and r2,r2,#7 @ Leave the count remaining as the number after the double words have been done + +20: +#ifndef NO_THUMB + cbz r2, 40f @ 0 length or hit the end already then not found +#else + cmp r2, #0 + beq 40f +#endif + +21: @ Post aligned section, or just a short call + sfi_breg r0, \ + ldrb r3,[\B],#1 +#ifndef NO_THUMB + subs r2,r2,#1 + eor r3,r3,r1 @ r3 = 0 if match - doesn't break flags from sub + cbz r3, 50f +#else + eors r3, r3, r1 + beq 50f + subs r2, r2, #1 +#endif + bne 21b @ on r2 flags + +40: + movs r0,#0 @ not found + DO_RET(lr) + +50: + subs r0,r0,#1 @ found + DO_RET(lr) + +60: @ We're here because the fast path found a hit - now we have to track down exactly which word it was + @ r0 points to the start of the double word after the one that was tested + @ r4 has the 00/ff pattern for the first word, r5 has the chained value + cfi_restore_state + cmp r4, #0 + itte eq + moveq r4, r5 @ the end is in the 2nd word + subeq r0,r0,#3 @ Points to 2nd byte of 2nd word + subne r0,r0,#7 @ or 2nd byte of 1st word + + @ r0 currently points to the 2nd byte of the word containing the hit + tst r4, # CHARTSTMASK(0) @ 1st character + bne 61f + adds r0,r0,#1 + tst r4, # CHARTSTMASK(1) @ 2nd character + ittt eq + addeq r0,r0,#1 + tsteq r4, # (3<<15) @ 2nd & 3rd character + @ If not the 3rd must be the last one + addeq r0,r0,#1 + +61: + pop {r4,r5,r6,r7} + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + + subs r0,r0,#1 + DO_RET(lr) + +END(memchr) +libc_hidden_builtin_def (memchr) diff --git a/sysdeps/arm/armv6t2/strlen.S b/sysdeps/arm/armv6t2/strlen.S new file mode 100644 index 0000000..1706f6c --- /dev/null +++ b/sysdeps/arm/armv6t2/strlen.S @@ -0,0 +1,169 @@ +/* Copyright (C) 2010-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* + Assumes: + ARMv6T2, AArch32 + + */ + +#include <arm-features.h> /* This might #define NO_THUMB. */ +#include <sysdep.h> + +#ifdef __ARMEB__ +#define S2LO lsl +#define S2HI lsr +#else +#define S2LO lsr +#define S2HI lsl +#endif + +#ifndef NO_THUMB +/* This code is best on Thumb. */ + .thumb +#else +/* Using bne.w explicitly is desirable in Thumb mode because it helps + align the following label without a nop. In ARM mode there is no + such difference. */ +.macro bne.w label + bne \label +.endm + +/* This clobbers the condition codes, which the real Thumb cbnz instruction + does not do. But it doesn't matter for any of the uses here. */ +.macro cbnz reg, label + cmp \reg, #0 + bne \label +.endm +#endif + +/* Parameters and result. */ +#define srcin r0 +#define result r0 + +/* Internal variables. */ +#define src r1 +#define data1a r2 +#define data1b r3 +#define const_m1 r12 +#define const_0 r4 +#define tmp1 r4 /* Overlaps const_0 */ +#define tmp2 r5 + + .text + .p2align 6 +ENTRY(strlen) + sfi_pld srcin, #0 + strd r4, r5, [sp, #-8]! + cfi_adjust_cfa_offset (8) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_remember_state + bic src, srcin, #7 + mvn const_m1, #0 + ands tmp1, srcin, #7 /* (8 - bytes) to alignment. */ + sfi_pld src, #32 + bne.w .Lmisaligned8 + mov const_0, #0 + mov result, #-8 +.Lloop_aligned: + /* Bytes 0-7. */ + sfi_breg src, \ + ldrd data1a, data1b, [\B] + sfi_pld src, #64 + add result, result, #8 +.Lstart_realigned: + uadd8 data1a, data1a, const_m1 /* Saturating GE<0:3> set. */ + sel data1a, const_0, const_m1 /* Select based on GE<0:3>. */ + uadd8 data1b, data1b, const_m1 + sel data1b, data1a, const_m1 /* Only used if d1a == 0. */ + cbnz data1b, .Lnull_found + + /* Bytes 8-15. */ + sfi_breg src, \ + ldrd data1a, data1b, [\B, #8] + uadd8 data1a, data1a, const_m1 /* Saturating GE<0:3> set. */ + add result, result, #8 + sel data1a, const_0, const_m1 /* Select based on GE<0:3>. */ + uadd8 data1b, data1b, const_m1 + sel data1b, data1a, const_m1 /* Only used if d1a == 0. */ + cbnz data1b, .Lnull_found + + /* Bytes 16-23. */ + sfi_breg src, \ + ldrd data1a, data1b, [\B, #16] + uadd8 data1a, data1a, const_m1 /* Saturating GE<0:3> set. */ + add result, result, #8 + sel data1a, const_0, const_m1 /* Select based on GE<0:3>. */ + uadd8 data1b, data1b, const_m1 + sel data1b, data1a, const_m1 /* Only used if d1a == 0. */ + cbnz data1b, .Lnull_found + + /* Bytes 24-31. */ + sfi_breg src, \ + ldrd data1a, data1b, [\B, #24] + add src, src, #32 + uadd8 data1a, data1a, const_m1 /* Saturating GE<0:3> set. */ + add result, result, #8 + sel data1a, const_0, const_m1 /* Select based on GE<0:3>. */ + uadd8 data1b, data1b, const_m1 + sel data1b, data1a, const_m1 /* Only used if d1a == 0. */ + cmp data1b, #0 + beq .Lloop_aligned + +.Lnull_found: + cmp data1a, #0 + itt eq + addeq result, result, #4 + moveq data1a, data1b +#ifndef __ARMEB__ + rev data1a, data1a +#endif + clz data1a, data1a + ldrd r4, r5, [sp], #8 + cfi_adjust_cfa_offset (-8) + cfi_restore (r4) + cfi_restore (r5) + add result, result, data1a, lsr #3 /* Bits -> Bytes. */ + DO_RET(lr) + +.Lmisaligned8: + cfi_restore_state + sfi_breg src, \ + ldrd data1a, data1b, [\B] + and tmp2, tmp1, #3 + rsb result, tmp1, #0 + lsl tmp2, tmp2, #3 /* Bytes -> bits. */ + tst tmp1, #4 + sfi_pld src, #64 + S2HI tmp2, const_m1, tmp2 +#ifdef NO_THUMB + mvn tmp1, tmp2 + orr data1a, data1a, tmp1 + itt ne + orrne data1b, data1b, tmp1 +#else + orn data1a, data1a, tmp2 + itt ne + ornne data1b, data1b, tmp2 +#endif + movne data1a, const_m1 + mov const_0, #0 + b .Lstart_realigned + +END(strlen) +libc_hidden_builtin_def (strlen) diff --git a/sysdeps/arm/armv7/Implies b/sysdeps/arm/armv7/Implies new file mode 100644 index 0000000..c6cd0eb --- /dev/null +++ b/sysdeps/arm/armv7/Implies @@ -0,0 +1,2 @@ +# We can do everything that 6T2 can +arm/armv6t2 diff --git a/sysdeps/arm/armv7/configure b/sysdeps/arm/armv7/configure new file mode 100644 index 0000000..46e5d52 --- /dev/null +++ b/sysdeps/arm/armv7/configure @@ -0,0 +1,72 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/arm/armv7. + +# We need binutils 2.21 to ensure that NEON alignments are assembled correctly. +libc_cv_arm_as_version_ok=yes +for ac_prog in $AS +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if ${ac_cv_prog_AS+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$AS"; then + ac_cv_prog_AS="$AS" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_AS="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AS=$ac_cv_prog_AS +if test -n "$AS"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AS" >&5 +$as_echo "$AS" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$AS" && break +done + +if test -z "$AS"; then + ac_verc_fail=yes +else + # Found it, now check the version. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $AS" >&5 +$as_echo_n "checking version of $AS... " >&6; } + ac_prog_version=`$AS --version 2>&1 | sed -n 's/^.*GNU assembler.* \([0-9]*\.[0-9.]*\).*$/\1/p'` + case $ac_prog_version in + '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;; + 2.1[0-9][0-9]*|2.2[1-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*) + ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;; + *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;; + + esac + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prog_version" >&5 +$as_echo "$ac_prog_version" >&6; } +fi +if test $ac_verc_fail = yes; then + libc_cv_arm_as_version_ok=no +fi + + +if test $libc_cv_arm_as_version_ok != yes; then + as_fn_error $? "as version too old, at least 2.21 is required" "$LINENO" 5 +fi diff --git a/sysdeps/arm/armv7/configure.ac b/sysdeps/arm/armv7/configure.ac new file mode 100644 index 0000000..01e93ec --- /dev/null +++ b/sysdeps/arm/armv7/configure.ac @@ -0,0 +1,12 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/arm/armv7. + +# We need binutils 2.21 to ensure that NEON alignments are assembled correctly. +libc_cv_arm_as_version_ok=yes +AC_CHECK_PROG_VER(AS, $AS, --version, + [GNU assembler.* \([0-9]*\.[0-9.]*\)], + [2.1[0-9][0-9]*|2.2[1-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*], libc_cv_arm_as_version_ok=no) + +if test $libc_cv_arm_as_version_ok != yes; then + AC_MSG_ERROR([as version too old, at least 2.21 is required]) +fi diff --git a/sysdeps/arm/armv7/multiarch/Makefile b/sysdeps/arm/armv7/multiarch/Makefile new file mode 100644 index 0000000..e834cc9 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/Makefile @@ -0,0 +1,3 @@ +ifeq ($(subdir),string) +sysdep_routines += memcpy_neon memcpy_vfp +endif diff --git a/sysdeps/arm/armv7/multiarch/aeabi_memcpy.c b/sysdeps/arm/armv7/multiarch/aeabi_memcpy.c new file mode 100644 index 0000000..c6a2a98 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/aeabi_memcpy.c @@ -0,0 +1,2 @@ +/* Empty file to override sysdeps/arm version. See memcpy.S for definitions + of these functions. */ diff --git a/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c b/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c new file mode 100644 index 0000000..2515418 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/ifunc-impl-list.c @@ -0,0 +1,56 @@ +/* Enumerate available IFUNC implementations of a function. ARM version. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdbool.h> +#include <string.h> +#include <ldsodefs.h> +#include <sysdep.h> +#include <ifunc-impl-list.h> + +/* Fill ARRAY of MAX elements with IFUNC implementations for function + NAME and return the number of valid entries. */ + +size_t +__libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, + size_t max) +{ + size_t i = 0; + + bool use_neon = true; +#ifdef __ARM_NEON__ +# define __memcpy_neon memcpy +#else + use_neon = (GLRO(dl_hwcap) & HWCAP_ARM_NEON) != 0; +#endif + +#ifndef __ARM_NEON__ + bool use_vfp = true; +# ifdef __SOFTFP__ + use_vfp = (GLRO(dl_hwcap) & HWCAP_ARM_VFP) != 0; +# endif +#endif + + IFUNC_IMPL (i, name, memcpy, + IFUNC_IMPL_ADD (array, i, memcpy, use_neon, __memcpy_neon) +#ifndef __ARM_NEON__ + IFUNC_IMPL_ADD (array, i, memcpy, use_vfp, __memcpy_vfp) +#endif + IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_arm)); + + return i; +} diff --git a/sysdeps/arm/armv7/multiarch/memcpy.S b/sysdeps/arm/armv7/multiarch/memcpy.S new file mode 100644 index 0000000..c4f4e80 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/memcpy.S @@ -0,0 +1,76 @@ +/* Multiple versions of memcpy + All versions must be listed in ifunc-impl-list.c. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* Thumb requires excess IT instructions here. */ +#define NO_THUMB +#include <sysdep.h> +#include <rtld-global-offsets.h> + +#ifndef NOT_IN_libc +/* Under __ARM_NEON__, memcpy_neon.S defines the name memcpy. */ +# ifndef __ARM_NEON__ + .text +ENTRY(memcpy) + .type memcpy, %gnu_indirect_function +# ifdef __SOFTFP__ + ldr r1, .Lmemcpy_arm + tst r0, #HWCAP_ARM_VFP + ldrne r1, .Lmemcpy_vfp +# else + ldr r1, .Lmemcpy_vfp +# endif + tst r0, #HWCAP_ARM_NEON + ldrne r1, .Lmemcpy_neon +1: + add r0, r1, pc + DO_RET(lr) + +# ifdef __SOFTFP__ +.Lmemcpy_arm: + .long C_SYMBOL_NAME(__memcpy_arm) - 1b - PC_OFS +# endif +.Lmemcpy_neon: + .long C_SYMBOL_NAME(__memcpy_neon) - 1b - PC_OFS +.Lmemcpy_vfp: + .long C_SYMBOL_NAME(__memcpy_vfp) - 1b - PC_OFS + +END(memcpy) + +libc_hidden_builtin_def (memcpy) +#endif /* Not __ARM_NEON__. */ + +/* These versions of memcpy are defined not to clobber any VFP or NEON + registers so they must always call the ARM variant of the memcpy code. */ +strong_alias (__memcpy_arm, __aeabi_memcpy) +strong_alias (__memcpy_arm, __aeabi_memcpy4) +strong_alias (__memcpy_arm, __aeabi_memcpy8) +libc_hidden_def (__memcpy_arm) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) +#undef weak_alias +#define weak_alias(x, y) +#undef libc_hidden_def +#define libc_hidden_def(name) + +#define memcpy __memcpy_arm + +#endif + +#include "memcpy_impl.S" diff --git a/sysdeps/arm/armv7/multiarch/memcpy_impl.S b/sysdeps/arm/armv7/multiarch/memcpy_impl.S new file mode 100644 index 0000000..1562416 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/memcpy_impl.S @@ -0,0 +1,917 @@ +/* NEON/VFP/ARM version of memcpy optimized for Cortex-A15. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. + + This memcpy routine is optimised for Cortex-A15 cores and takes advantage + of VFP or NEON when built with the appropriate flags. + + Assumptions: + + ARMv6 (ARMv7-a if using Neon) + ARM state + Unaligned accesses + + */ + +/* Thumb cannot encode negative immediate offsets in memory operations. */ +#ifndef NO_THUMB +#define NO_THUMB +#endif +#include <sysdep.h> +#include <arm-features.h> + + .syntax unified + /* This implementation requires ARM state. */ + .arm + +#ifdef MEMCPY_NEON + + .fpu neon + .arch armv7-a +# define FRAME_SIZE 4 +# define USE_VFP +# define USE_NEON + +#elif defined (MEMCPY_VFP) + + .arch armv6 + .fpu vfpv2 +# define FRAME_SIZE 32 +# define USE_VFP + +#else + .arch armv6 +# define FRAME_SIZE 32 + +#endif + +#define ALIGN(addr, align) addr:align + +#define INSN_SIZE 4 + +/* Call parameters. */ +#define dstin r0 +#define src r1 +#define count r2 + +/* Locals. */ +#define tmp1 r3 +#define dst ip +#define tmp2 r8 + +/* These two macros both work by repeated invocation of the macro + dispatch_step (not defined here). That macro performs one "step", + doing one load instruction and one store instruction to copy one + "unit". On entry, TMP1 contains the number of bytes to be copied, + a multiple of the unit size. The macro clobbers TMP1 in the + process of doing a computed jump to the tail containing the + appropriate number of steps. + + In dispatch_7_dword, dispatch_step is invoked seven times, with an + argument that is 7 for the first and 1 for the last. Units are + double-words (8 bytes). TMP1 is at most 56. + + In dispatch_15_word, dispatch_step is invoked fifteen times, + with an argument that is 15 for the first and 1 for the last. + Units are words (4 bytes). TMP1 is at most 60. */ + +#ifndef ARM_ALWAYS_BX +# if ARM_BX_ALIGN_LOG2 != 2 +# error case not handled +# endif + .macro dispatch_7_dword + rsb tmp1, tmp1, #((7 * 8) - PC_OFS + INSN_SIZE) + add pc, pc, tmp1 + dispatch_step 7 + dispatch_step 6 + dispatch_step 5 + dispatch_step 4 + dispatch_step 3 + dispatch_step 2 + dispatch_step 1 + .purgem dispatch_step + .endm + + .macro dispatch_15_word + rsb tmp1, tmp1, #((15 * 4) - PC_OFS/2 + INSN_SIZE/2) + add pc, pc, tmp1, lsl #1 + dispatch_step 15 + dispatch_step 14 + dispatch_step 13 + dispatch_step 12 + dispatch_step 11 + dispatch_step 10 + dispatch_step 9 + dispatch_step 8 + dispatch_step 7 + dispatch_step 6 + dispatch_step 5 + dispatch_step 4 + dispatch_step 3 + dispatch_step 2 + dispatch_step 1 + .purgem dispatch_step + .endm +#else +# if ARM_BX_ALIGN_LOG2 < 3 +# error case not handled +# endif + .macro dispatch_helper steps, log2_bytes_per_step + /* TMP1 gets (max_bytes - bytes_to_copy), where max_bytes is + (STEPS << LOG2_BYTES_PER_STEP). + So this is (steps_to_skip << LOG2_BYTES_PER_STEP). + Then it needs further adjustment to compensate for the + distance between the PC value taken below (0f + PC_OFS) + and the first step's instructions (1f). */ + rsb tmp1, tmp1, #((\steps << \log2_bytes_per_step) \ + + ((1f - PC_OFS - 0f) \ + >> (ARM_BX_ALIGN_LOG2 - \log2_bytes_per_step))) + /* Shifting down LOG2_BYTES_PER_STEP gives us the number of + steps to skip, then shifting up ARM_BX_ALIGN_LOG2 gives us + the (byte) distance to add to the PC. */ +0: add tmp1, pc, tmp1, lsl #(ARM_BX_ALIGN_LOG2 - \log2_bytes_per_step) + bx tmp1 + .p2align ARM_BX_ALIGN_LOG2 +1: + .endm + + .macro dispatch_7_dword + dispatch_helper 7, 3 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 7 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 6 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 5 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 4 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 3 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 2 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 1 + .p2align ARM_BX_ALIGN_LOG2 + .purgem dispatch_step + .endm + + .macro dispatch_15_word + dispatch_helper 15, 2 + dispatch_step 15 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 14 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 13 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 12 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 11 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 10 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 9 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 8 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 7 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 6 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 5 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 4 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 3 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 2 + .p2align ARM_BX_ALIGN_LOG2 + dispatch_step 1 + .p2align ARM_BX_ALIGN_LOG2 + .purgem dispatch_step + .endm + +#endif + +#ifndef USE_NEON +/* For bulk copies using GP registers. */ +#define A_l r2 /* Call-clobbered. */ +#define A_h r3 /* Call-clobbered. */ +#define B_l r4 +#define B_h r5 +#define C_l r6 +#define C_h r7 +/* Don't use the pair r8,r9 because in some EABI variants r9 is reserved. */ +#define D_l r10 +#define D_h r11 +#endif + +/* Number of lines ahead to pre-fetch data. If you change this the code + below will need adjustment to compensate. */ + +#define prefetch_lines 5 + +#ifdef USE_VFP + .macro cpy_line_vfp vreg, base + sfi_breg dst, \ + vstr \vreg, [\B, #\base] + sfi_breg src, \ + vldr \vreg, [\B, #\base] + sfi_breg dst, \ + vstr d0, [\B, #\base + 8] + sfi_breg src, \ + vldr d0, [\B, #\base + 8] + sfi_breg dst, \ + vstr d1, [\B, #\base + 16] + sfi_breg src, \ + vldr d1, [\B, #\base + 16] + sfi_breg dst, \ + vstr d2, [\B, #\base + 24] + sfi_breg src, \ + vldr d2, [\B, #\base + 24] + sfi_breg dst, \ + vstr \vreg, [\B, #\base + 32] + sfi_breg src, \ + vldr \vreg, [\B, #\base + prefetch_lines * 64 - 32] + sfi_breg dst, \ + vstr d0, [\B, #\base + 40] + sfi_breg src, \ + vldr d0, [\B, #\base + 40] + sfi_breg dst, \ + vstr d1, [\B, #\base + 48] + sfi_breg src, \ + vldr d1, [\B, #\base + 48] + sfi_breg dst, \ + vstr d2, [\B, #\base + 56] + sfi_breg src, \ + vldr d2, [\B, #\base + 56] + .endm + + .macro cpy_tail_vfp vreg, base + sfi_breg dst, \ + vstr \vreg, [\B, #\base] + sfi_breg src, \ + vldr \vreg, [\B, #\base] + sfi_breg dst, \ + vstr d0, [\B, #\base + 8] + sfi_breg src, \ + vldr d0, [\B, #\base + 8] + sfi_breg dst, \ + vstr d1, [\B, #\base + 16] + sfi_breg src, \ + vldr d1, [\B, #\base + 16] + sfi_breg dst, \ + vstr d2, [\B, #\base + 24] + sfi_breg src, \ + vldr d2, [\B, #\base + 24] + sfi_breg dst, \ + vstr \vreg, [\B, #\base + 32] + sfi_breg dst, \ + vstr d0, [\B, #\base + 40] + sfi_breg src, \ + vldr d0, [\B, #\base + 40] + sfi_breg dst, \ + vstr d1, [\B, #\base + 48] + sfi_breg src, \ + vldr d1, [\B, #\base + 48] + sfi_breg dst, \ + vstr d2, [\B, #\base + 56] + sfi_breg src, \ + vldr d2, [\B, #\base + 56] + .endm +#endif + + .p2align 6 +ENTRY(memcpy) + + mov dst, dstin /* Preserve dstin, we need to return it. */ + cmp count, #64 + bge .Lcpy_not_short + /* Deal with small copies quickly by dropping straight into the + exit block. */ + +.Ltail63unaligned: +#ifdef USE_NEON + /* These need an extra layer of macro just to work around a + bug in the assembler's parser when an operand starts with + a {...}. http://sourceware.org/bugzilla/show_bug.cgi?id=15647 + tracks that bug; it was not fixed as of binutils-2.23.2. */ + .macro neon_load_d0 reg + vld1.8 {d0}, [\reg]! + .endm + .macro neon_store_d0 reg + vst1.8 {d0}, [\reg]! + .endm + + /* These are used by the NaCl sfi_breg macro. */ + .macro _sfi_breg_dmask_neon_load_d0 reg + _sfi_dmask \reg + .endm + .macro _sfi_breg_dmask_neon_store_d0 reg + _sfi_dmask \reg + .endm + + and tmp1, count, #0x38 + .macro dispatch_step i + sfi_breg src, neon_load_d0 \B + sfi_breg dst, neon_store_d0 \B + .endm + dispatch_7_dword + + tst count, #4 + sfi_breg src, \ + ldrne tmp1, [\B], #4 + sfi_breg dst, \ + strne tmp1, [\B], #4 +#else + /* Copy up to 15 full words of data. May not be aligned. */ + /* Cannot use VFP for unaligned data. */ + and tmp1, count, #0x3c + add dst, dst, tmp1 + add src, src, tmp1 + /* Jump directly into the sequence below at the correct offset. */ + .macro dispatch_step i + sfi_breg src, \ + ldr tmp1, [\B, #-(\i * 4)] + sfi_breg dst, \ + str tmp1, [\B, #-(\i * 4)] + .endm + dispatch_15_word +#endif + + lsls count, count, #31 + sfi_breg src, \ + ldrhcs tmp1, [\B], #2 + sfi_breg src, \ + ldrbne src, [\B] /* Src is dead, use as a scratch. */ + sfi_breg dst, \ + strhcs tmp1, [\B], #2 + sfi_breg dst, \ + strbne src, [\B] + bx lr + +.Lcpy_not_short: + /* At least 64 bytes to copy, but don't know the alignment yet. */ + str tmp2, [sp, #-FRAME_SIZE]! + cfi_adjust_cfa_offset (FRAME_SIZE) + cfi_rel_offset (tmp2, 0) + cfi_remember_state + and tmp2, src, #7 + and tmp1, dst, #7 + cmp tmp1, tmp2 + bne .Lcpy_notaligned + +#ifdef USE_VFP + /* Magic dust alert! Force VFP on Cortex-A9. Experiments show + that the FP pipeline is much better at streaming loads and + stores. This is outside the critical loop. */ + vmov.f32 s0, s0 +#endif + + /* SRC and DST have the same mutual 64-bit alignment, but we may + still need to pre-copy some bytes to get to natural alignment. + We bring SRC and DST into full 64-bit alignment. */ + lsls tmp2, dst, #29 + beq 1f + rsbs tmp2, tmp2, #0 + sub count, count, tmp2, lsr #29 + sfi_breg src, \ + ldrmi tmp1, [\B], #4 + sfi_breg dst, \ + strmi tmp1, [\B], #4 + lsls tmp2, tmp2, #2 + sfi_breg src, \ + ldrhcs tmp1, [\B], #2 + sfi_breg src, \ + ldrbne tmp2, [\B], #1 + sfi_breg dst, \ + strhcs tmp1, [\B], #2 + sfi_breg dst, \ + strbne tmp2, [\B], #1 + +1: + subs tmp2, count, #64 /* Use tmp2 for count. */ + blt .Ltail63aligned + + cmp tmp2, #512 + bge .Lcpy_body_long + +.Lcpy_body_medium: /* Count in tmp2. */ +#ifdef USE_VFP +1: + sfi_breg src, \ + vldr d0, [\B, #0] + subs tmp2, tmp2, #64 + sfi_breg src, \ + vldr d1, [\B, #8] + sfi_breg dst, \ + vstr d0, [\B, #0] + sfi_breg src, \ + vldr d0, [\B, #16] + sfi_breg dst, \ + vstr d1, [\B, #8] + sfi_breg src, \ + vldr d1, [\B, #24] + sfi_breg dst, \ + vstr d0, [\B, #16] + sfi_breg src, \ + vldr d0, [\B, #32] + sfi_breg dst, \ + vstr d1, [\B, #24] + sfi_breg src, \ + vldr d1, [\B, #40] + sfi_breg dst, \ + vstr d0, [\B, #32] + sfi_breg src, \ + vldr d0, [\B, #48] + sfi_breg dst, \ + vstr d1, [\B, #40] + sfi_breg src, \ + vldr d1, [\B, #56] + sfi_breg dst, \ + vstr d0, [\B, #48] + add src, src, #64 + sfi_breg dst, \ + vstr d1, [\B, #56] + add dst, dst, #64 + bge 1b + tst tmp2, #0x3f + beq .Ldone + +.Ltail63aligned: /* Count in tmp2. */ + and tmp1, tmp2, #0x38 + add dst, dst, tmp1 + add src, src, tmp1 + .macro dispatch_step i + sfi_breg src, \ + vldr d0, [\B, #-(\i * 8)] + sfi_breg dst, \ + vstr d0, [\B, #-(\i * 8)] + .endm + dispatch_7_dword +#else + sub src, src, #8 + sub dst, dst, #8 +1: + sfi_breg src, \ + ldrd A_l, A_h, [\B, #8] + sfi_breg dst, \ + strd A_l, A_h, [\B, #8] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #16] + sfi_breg dst, \ + strd A_l, A_h, [\B, #16] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #24] + sfi_breg dst, \ + strd A_l, A_h, [\B, #24] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #32] + sfi_breg dst, \ + strd A_l, A_h, [\B, #32] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #40] + sfi_breg dst, \ + strd A_l, A_h, [\B, #40] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #48] + sfi_breg dst, \ + strd A_l, A_h, [\B, #48] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #56] + sfi_breg dst, \ + strd A_l, A_h, [\B, #56] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #64]! + sfi_breg dst, \ + strd A_l, A_h, [\B, #64]! + subs tmp2, tmp2, #64 + bge 1b + tst tmp2, #0x3f + bne 1f + ldr tmp2,[sp], #FRAME_SIZE + cfi_adjust_cfa_offset (-FRAME_SIZE) + cfi_restore (tmp2) + bx lr + + cfi_restore_state + cfi_remember_state +1: + add src, src, #8 + add dst, dst, #8 + +.Ltail63aligned: /* Count in tmp2. */ + /* Copy up to 7 d-words of data. Similar to Ltail63unaligned, but + we know that the src and dest are 64-bit aligned so we can use + LDRD/STRD to improve efficiency. */ + /* TMP2 is now negative, but we don't care about that. The bottom + six bits still tell us how many bytes are left to copy. */ + + and tmp1, tmp2, #0x38 + add dst, dst, tmp1 + add src, src, tmp1 + .macro dispatch_step i + sfi_breg src, \ + ldrd A_l, A_h, [\B, #-(\i * 8)] + sfi_breg dst, \ + strd A_l, A_h, [\B, #-(\i * 8)] + .endm + dispatch_7_dword +#endif + + tst tmp2, #4 + sfi_breg src, \ + ldrne tmp1, [\B], #4 + sfi_breg dst, \ + strne tmp1, [\B], #4 + lsls tmp2, tmp2, #31 /* Count (tmp2) now dead. */ + sfi_breg src, \ + ldrhcs tmp1, [\B], #2 + sfi_breg src, \ + ldrbne tmp2, [\B] + sfi_breg dst, \ + strhcs tmp1, [\B], #2 + sfi_breg dst, \ + strbne tmp2, [\B] + +.Ldone: + ldr tmp2, [sp], #FRAME_SIZE + cfi_adjust_cfa_offset (-FRAME_SIZE) + cfi_restore (tmp2) + bx lr + + cfi_restore_state + cfi_remember_state + +.Lcpy_body_long: /* Count in tmp2. */ + + /* Long copy. We know that there's at least (prefetch_lines * 64) + bytes to go. */ +#ifdef USE_VFP + /* Don't use PLD. Instead, read some data in advance of the current + copy position into a register. This should act like a PLD + operation but we won't have to repeat the transfer. */ + + sfi_breg src, \ + vldr d3, [\B, #0] + sfi_breg src, \ + vldr d4, [\B, #64] + sfi_breg src, \ + vldr d5, [\B, #128] + sfi_breg src, \ + vldr d6, [\B, #192] + sfi_breg src, \ + vldr d7, [\B, #256] + + sfi_breg src, \ + vldr d0, [\B, #8] + sfi_breg src, \ + vldr d1, [\B, #16] + sfi_breg src, \ + vldr d2, [\B, #24] + add src, src, #32 + + subs tmp2, tmp2, #prefetch_lines * 64 * 2 + blt 2f +1: + cpy_line_vfp d3, 0 + cpy_line_vfp d4, 64 + cpy_line_vfp d5, 128 + add dst, dst, #3 * 64 + add src, src, #3 * 64 + cpy_line_vfp d6, 0 + cpy_line_vfp d7, 64 + add dst, dst, #2 * 64 + add src, src, #2 * 64 + subs tmp2, tmp2, #prefetch_lines * 64 + bge 1b + +2: + cpy_tail_vfp d3, 0 + cpy_tail_vfp d4, 64 + cpy_tail_vfp d5, 128 + add src, src, #3 * 64 + add dst, dst, #3 * 64 + cpy_tail_vfp d6, 0 + sfi_breg dst, \ + vstr d7, [\B, #64] + sfi_breg src, \ + vldr d7, [\B, #64] + sfi_breg dst, \ + vstr d0, [\B, #64 + 8] + sfi_breg src, \ + vldr d0, [\B, #64 + 8] + sfi_breg dst, \ + vstr d1, [\B, #64 + 16] + sfi_breg src, \ + vldr d1, [\B, #64 + 16] + sfi_breg dst, \ + vstr d2, [\B, #64 + 24] + sfi_breg src, \ + vldr d2, [\B, #64 + 24] + sfi_breg dst, \ + vstr d7, [\B, #64 + 32] + add src, src, #96 + sfi_breg dst, \ + vstr d0, [\B, #64 + 40] + sfi_breg dst, \ + vstr d1, [\B, #64 + 48] + sfi_breg dst, \ + vstr d2, [\B, #64 + 56] + add dst, dst, #128 + add tmp2, tmp2, #prefetch_lines * 64 + b .Lcpy_body_medium +#else + /* Long copy. Use an SMS style loop to maximize the I/O + bandwidth of the core. We don't have enough spare registers + to synthesise prefetching, so use PLD operations. */ + /* Pre-bias src and dst. */ + sub src, src, #8 + sub dst, dst, #8 + sfi_pld src, #8 + sfi_pld src, #72 + subs tmp2, tmp2, #64 + sfi_pld src, #136 + sfi_breg src, \ + ldrd A_l, A_h, [\B, #8] + strd B_l, B_h, [sp, #8] + cfi_rel_offset (B_l, 8) + cfi_rel_offset (B_h, 12) + sfi_breg src, \ + ldrd B_l, B_h, [\B, #16] + strd C_l, C_h, [sp, #16] + cfi_rel_offset (C_l, 16) + cfi_rel_offset (C_h, 20) + sfi_breg src, \ + ldrd C_l, C_h, [\B, #24] + strd D_l, D_h, [sp, #24] + cfi_rel_offset (D_l, 24) + cfi_rel_offset (D_h, 28) + sfi_pld src, #200 + sfi_breg src, \ + ldrd D_l, D_h, [\B, #32]! + b 1f + .p2align 6 +2: + sfi_pld src, #232 + sfi_breg dst, \ + strd A_l, A_h, [\B, #40] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #40] + sfi_breg dst, \ + strd B_l, B_h, [\B, #48] + sfi_breg src, \ + ldrd B_l, B_h, [\B, #48] + sfi_breg dst, \ + strd C_l, C_h, [\B, #56] + sfi_breg src, \ + ldrd C_l, C_h, [\B, #56] + sfi_breg dst, \ + strd D_l, D_h, [\B, #64]! + sfi_breg src, \ + ldrd D_l, D_h, [\B, #64]! + subs tmp2, tmp2, #64 +1: + sfi_breg dst, \ + strd A_l, A_h, [\B, #8] + sfi_breg src, \ + ldrd A_l, A_h, [\B, #8] + sfi_breg dst, \ + strd B_l, B_h, [\B, #16] + sfi_breg src, \ + ldrd B_l, B_h, [\B, #16] + sfi_breg dst, \ + strd C_l, C_h, [\B, #24] + sfi_breg src, \ + ldrd C_l, C_h, [\B, #24] + sfi_breg dst, \ + strd D_l, D_h, [\B, #32] + sfi_breg src, \ + ldrd D_l, D_h, [\B, #32] + bcs 2b + /* Save the remaining bytes and restore the callee-saved regs. */ + sfi_breg dst, \ + strd A_l, A_h, [\B, #40] + add src, src, #40 + sfi_breg dst, \ + strd B_l, B_h, [\B, #48] + ldrd B_l, B_h, [sp, #8] + cfi_restore (B_l) + cfi_restore (B_h) + sfi_breg dst, \ + strd C_l, C_h, [\B, #56] + ldrd C_l, C_h, [sp, #16] + cfi_restore (C_l) + cfi_restore (C_h) + sfi_breg dst, \ + strd D_l, D_h, [\B, #64] + ldrd D_l, D_h, [sp, #24] + cfi_restore (D_l) + cfi_restore (D_h) + add dst, dst, #72 + tst tmp2, #0x3f + bne .Ltail63aligned + ldr tmp2, [sp], #FRAME_SIZE + cfi_adjust_cfa_offset (-FRAME_SIZE) + cfi_restore (tmp2) + bx lr +#endif + + cfi_restore_state + cfi_remember_state + +.Lcpy_notaligned: + sfi_pld src + sfi_pld src, #64 + /* There's at least 64 bytes to copy, but there is no mutual + alignment. */ + /* Bring DST to 64-bit alignment. */ + lsls tmp2, dst, #29 + sfi_pld src, #(2 * 64) + beq 1f + rsbs tmp2, tmp2, #0 + sub count, count, tmp2, lsr #29 + sfi_breg src, \ + ldrmi tmp1, [\B], #4 + sfi_breg dst, \ + strmi tmp1, [\B], #4 + lsls tmp2, tmp2, #2 + sfi_breg src, \ + ldrbne tmp1, [\B], #1 + sfi_breg src, \ + ldrhcs tmp2, [\B], #2 + sfi_breg dst, \ + strbne tmp1, [\B], #1 + sfi_breg dst, \ + strhcs tmp2, [\B], #2 +1: + sfi_pld src, #(3 * 64) + subs count, count, #64 + ldrmi tmp2, [sp], #FRAME_SIZE + bmi .Ltail63unaligned + sfi_pld src, #(4 * 64) + +#ifdef USE_NEON + /* These need an extra layer of macro just to work around a + bug in the assembler's parser when an operand starts with + a {...}. */ + .macro neon_load_multi reglist, basereg + vld1.8 {\reglist}, [\basereg]! + .endm + .macro neon_store_multi reglist, basereg + vst1.8 {\reglist}, [ALIGN (\basereg, 64)]! + .endm + + /* These are used by the NaCl sfi_breg macro. */ + .macro _sfi_breg_dmask_neon_load_multi reg + _sfi_dmask \reg + .endm + .macro _sfi_breg_dmask_neon_store_multi reg + _sfi_dmask \reg + .endm + + sfi_breg src, neon_load_multi d0-d3, \B + sfi_breg src, neon_load_multi d4-d7, \B + subs count, count, #64 + bmi 2f +1: + sfi_pld src, #(4 * 64) + sfi_breg dst, neon_store_multi d0-d3, \B + sfi_breg src, neon_load_multi d0-d3, \B + sfi_breg dst, neon_store_multi d4-d7, \B + sfi_breg src, neon_load_multi d4-d7, \B + subs count, count, #64 + bpl 1b +2: + sfi_breg dst, neon_store_multi d0-d3, \B + sfi_breg dst, neon_store_multi d4-d7, \B + ands count, count, #0x3f +#else + /* Use an SMS style loop to maximize the I/O bandwidth. */ + sub src, src, #4 + sub dst, dst, #8 + subs tmp2, count, #64 /* Use tmp2 for count. */ + sfi_breg src, \ + ldr A_l, [\B, #4] + sfi_breg src, \ + ldr A_h, [\B, #8] + strd B_l, B_h, [sp, #8] + cfi_rel_offset (B_l, 8) + cfi_rel_offset (B_h, 12) + sfi_breg src, \ + ldr B_l, [\B, #12] + sfi_breg src, \ + ldr B_h, [\B, #16] + strd C_l, C_h, [sp, #16] + cfi_rel_offset (C_l, 16) + cfi_rel_offset (C_h, 20) + sfi_breg src, \ + ldr C_l, [\B, #20] + sfi_breg src, \ + ldr C_h, [\B, #24] + strd D_l, D_h, [sp, #24] + cfi_rel_offset (D_l, 24) + cfi_rel_offset (D_h, 28) + sfi_breg src, \ + ldr D_l, [\B, #28] + sfi_breg src, \ + ldr D_h, [\B, #32]! + b 1f + .p2align 6 +2: + sfi_pld src, #(5 * 64) - (32 - 4) + sfi_breg dst, \ + strd A_l, A_h, [\B, #40] + sfi_breg src, \ + ldr A_l, [\B, #36] + sfi_breg src, \ + ldr A_h, [\B, #40] + sfi_breg dst, \ + strd B_l, B_h, [\B, #48] + sfi_breg src, \ + ldr B_l, [\B, #44] + sfi_breg src, \ + ldr B_h, [\B, #48] + sfi_breg dst, \ + strd C_l, C_h, [\B, #56] + sfi_breg src, \ + ldr C_l, [\B, #52] + sfi_breg src, \ + ldr C_h, [\B, #56] + sfi_breg dst, \ + strd D_l, D_h, [\B, #64]! + sfi_breg src, \ + ldr D_l, [\B, #60] + sfi_breg src, \ + ldr D_h, [\B, #64]! + subs tmp2, tmp2, #64 +1: + sfi_breg dst, \ + strd A_l, A_h, [\B, #8] + sfi_breg src, \ + ldr A_l, [\B, #4] + sfi_breg src, \ + ldr A_h, [\B, #8] + sfi_breg dst, \ + strd B_l, B_h, [\B, #16] + sfi_breg src, \ + ldr B_l, [\B, #12] + sfi_breg src, \ + ldr B_h, [\B, #16] + sfi_breg dst, \ + strd C_l, C_h, [\B, #24] + sfi_breg src, \ + ldr C_l, [\B, #20] + sfi_breg src, \ + ldr C_h, [\B, #24] + sfi_breg dst, \ + strd D_l, D_h, [\B, #32] + sfi_breg src, \ + ldr D_l, [\B, #28] + sfi_breg src, \ + ldr D_h, [\B, #32] + bcs 2b + + /* Save the remaining bytes and restore the callee-saved regs. */ + sfi_breg dst, \ + strd A_l, A_h, [\B, #40] + add src, src, #36 + sfi_breg dst, \ + strd B_l, B_h, [\B, #48] + ldrd B_l, B_h, [sp, #8] + cfi_restore (B_l) + cfi_restore (B_h) + sfi_breg dst, \ + strd C_l, C_h, [\B, #56] + ldrd C_l, C_h, [sp, #16] + cfi_restore (C_l) + cfi_restore (C_h) + sfi_breg dst, \ + strd D_l, D_h, [\B, #64] + ldrd D_l, D_h, [sp, #24] + cfi_restore (D_l) + cfi_restore (D_h) + add dst, dst, #72 + ands count, tmp2, #0x3f +#endif + ldr tmp2, [sp], #FRAME_SIZE + cfi_adjust_cfa_offset (-FRAME_SIZE) + cfi_restore (tmp2) + bne .Ltail63unaligned + bx lr + +END(memcpy) +libc_hidden_builtin_def (memcpy) diff --git a/sysdeps/arm/armv7/multiarch/memcpy_neon.S b/sysdeps/arm/armv7/multiarch/memcpy_neon.S new file mode 100644 index 0000000..e60d1cc --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/memcpy_neon.S @@ -0,0 +1,9 @@ +#ifdef __ARM_NEON__ +/* Under __ARM_NEON__, this file defines memcpy directly. */ +libc_hidden_builtin_def (memcpy) +#else +# define memcpy __memcpy_neon +#endif + +#define MEMCPY_NEON +#include "memcpy_impl.S" diff --git a/sysdeps/arm/armv7/multiarch/memcpy_vfp.S b/sysdeps/arm/armv7/multiarch/memcpy_vfp.S new file mode 100644 index 0000000..e008c04 --- /dev/null +++ b/sysdeps/arm/armv7/multiarch/memcpy_vfp.S @@ -0,0 +1,7 @@ +/* Under __ARM_NEON__, memcpy_neon.S defines memcpy directly + and the __memcpy_vfp code will never be used. */ +#ifndef __ARM_NEON__ +# define MEMCPY_VFP +# define memcpy __memcpy_vfp +# include "memcpy_impl.S" +#endif diff --git a/sysdeps/arm/backtrace.c b/sysdeps/arm/backtrace.c new file mode 100644 index 0000000..15ba506 --- /dev/null +++ b/sysdeps/arm/backtrace.c @@ -0,0 +1,125 @@ +/* Return backtrace of current program state. + Copyright (C) 2008-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Kazu Hirata <kazu@codesourcery.com>, 2008. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <bits/libc-lock.h> +#include <dlfcn.h> +#include <execinfo.h> +#include <stdlib.h> +#include <unwind.h> + +struct trace_arg +{ + void **array; + int cnt, size; +}; + +#ifdef SHARED +static _Unwind_Reason_Code (*unwind_backtrace) (_Unwind_Trace_Fn, void *); +static _Unwind_VRS_Result (*unwind_vrs_get) (_Unwind_Context *, + _Unwind_VRS_RegClass, + _uw, + _Unwind_VRS_DataRepresentation, + void *); + +static void *libgcc_handle; + +static void +init (void) +{ + libgcc_handle = __libc_dlopen ("libgcc_s.so.1"); + + if (libgcc_handle == NULL) + return; + + unwind_backtrace = __libc_dlsym (libgcc_handle, "_Unwind_Backtrace"); + unwind_vrs_get = __libc_dlsym (libgcc_handle, "_Unwind_VRS_Get"); + if (unwind_vrs_get == NULL) + unwind_backtrace = NULL; +} + +/* This function is identical to "_Unwind_GetGR", except that it uses + "unwind_vrs_get" instead of "_Unwind_VRS_Get". */ +static inline _Unwind_Word +unwind_getgr (_Unwind_Context *context, int regno) +{ + _uw val; + unwind_vrs_get (context, _UVRSC_CORE, regno, _UVRSD_UINT32, &val); + return val; +} + +/* This macro is identical to the _Unwind_GetIP macro, except that it + uses "unwind_getgr" instead of "_Unwind_GetGR". */ +# define unwind_getip(context) \ + (unwind_getgr (context, 15) & ~(_Unwind_Word)1) +#else +# define unwind_backtrace _Unwind_Backtrace +# define unwind_getip _Unwind_GetIP +#endif + +static _Unwind_Reason_Code +backtrace_helper (struct _Unwind_Context *ctx, void *a) +{ + struct trace_arg *arg = a; + + /* We are first called with address in the __backtrace function. + Skip it. */ + if (arg->cnt != -1) + arg->array[arg->cnt] = (void *) unwind_getip (ctx); + if (++arg->cnt == arg->size) + return _URC_END_OF_STACK; + return _URC_NO_REASON; +} + +int +__backtrace (array, size) + void **array; + int size; +{ + struct trace_arg arg = { .array = array, .size = size, .cnt = -1 }; +#ifdef SHARED + __libc_once_define (static, once); + + __libc_once (once, init); + if (unwind_backtrace == NULL) + return 0; +#endif + + if (size >= 1) + unwind_backtrace (backtrace_helper, &arg); + + if (arg.cnt > 1 && arg.array[arg.cnt - 1] == NULL) + --arg.cnt; + return arg.cnt != -1 ? arg.cnt : 0; +} +weak_alias (__backtrace, backtrace) +libc_hidden_def (__backtrace) + + +#ifdef SHARED +/* Free all resources if necessary. */ +libc_freeres_fn (free_mem) +{ + unwind_backtrace = NULL; + if (libgcc_handle != NULL) + { + __libc_dlclose (libgcc_handle); + libgcc_handle = NULL; + } +} +#endif diff --git a/sysdeps/arm/bits/atomic.h b/sysdeps/arm/bits/atomic.h new file mode 100644 index 0000000..c2d5be5 --- /dev/null +++ b/sysdeps/arm/bits/atomic.h @@ -0,0 +1,159 @@ +/* Atomic operations. Pure ARM version. + Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdint.h> + +typedef int8_t atomic8_t; +typedef uint8_t uatomic8_t; +typedef int_fast8_t atomic_fast8_t; +typedef uint_fast8_t uatomic_fast8_t; + +typedef int32_t atomic32_t; +typedef uint32_t uatomic32_t; +typedef int_fast32_t atomic_fast32_t; +typedef uint_fast32_t uatomic_fast32_t; + +typedef intptr_t atomicptr_t; +typedef uintptr_t uatomicptr_t; +typedef intmax_t atomic_max_t; +typedef uintmax_t uatomic_max_t; + +void __arm_link_error (void); + +#ifdef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 +# define atomic_full_barrier() __sync_synchronize () +#else +# define atomic_full_barrier() __arm_assisted_full_barrier () +#endif + +/* An OS-specific bits/atomic.h file will define this macro if + the OS can provide something. If not, we'll fail to build + with a compiler that doesn't supply the operation. */ +#ifndef __arm_assisted_full_barrier +# define __arm_assisted_full_barrier() __arm_link_error() +#endif + +/* Use the atomic builtins provided by GCC in case the backend provides + a pattern to do this efficiently. */ +#if __GNUC_PREREQ (4, 7) && defined __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 + +# define atomic_exchange_acq(mem, value) \ + __atomic_val_bysize (__arch_exchange, int, mem, value, __ATOMIC_ACQUIRE) + +# define atomic_exchange_rel(mem, value) \ + __atomic_val_bysize (__arch_exchange, int, mem, value, __ATOMIC_RELEASE) + +/* Atomic exchange (without compare). */ + +# define __arch_exchange_8_int(mem, newval, model) \ + (__arm_link_error (), (typeof (*mem)) 0) + +# define __arch_exchange_16_int(mem, newval, model) \ + (__arm_link_error (), (typeof (*mem)) 0) + +# define __arch_exchange_32_int(mem, newval, model) \ + __atomic_exchange_n (mem, newval, model) + +# define __arch_exchange_64_int(mem, newval, model) \ + (__arm_link_error (), (typeof (*mem)) 0) + +/* Compare and exchange with "acquire" semantics, ie barrier after. */ + +# define atomic_compare_and_exchange_bool_acq(mem, new, old) \ + __atomic_bool_bysize (__arch_compare_and_exchange_bool, int, \ + mem, new, old, __ATOMIC_ACQUIRE) + +# define atomic_compare_and_exchange_val_acq(mem, new, old) \ + __atomic_val_bysize (__arch_compare_and_exchange_val, int, \ + mem, new, old, __ATOMIC_ACQUIRE) + +/* Compare and exchange with "release" semantics, ie barrier before. */ + +# define atomic_compare_and_exchange_bool_rel(mem, new, old) \ + __atomic_bool_bysize (__arch_compare_and_exchange_bool, int, \ + mem, new, old, __ATOMIC_RELEASE) + +# define atomic_compare_and_exchange_val_rel(mem, new, old) \ + __atomic_val_bysize (__arch_compare_and_exchange_val, int, \ + mem, new, old, __ATOMIC_RELEASE) + +/* Compare and exchange. + For all "bool" routines, we return FALSE if exchange succesful. */ + +# define __arch_compare_and_exchange_bool_8_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_bool_16_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_bool_32_int(mem, newval, oldval, model) \ + ({ \ + typeof (*mem) __oldval = (oldval); \ + !__atomic_compare_exchange_n (mem, (void *) &__oldval, newval, 0, \ + model, __ATOMIC_RELAXED); \ + }) + +# define __arch_compare_and_exchange_bool_64_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_val_8_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_val_16_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_val_32_int(mem, newval, oldval, model) \ + ({ \ + typeof (*mem) __oldval = (oldval); \ + __atomic_compare_exchange_n (mem, (void *) &__oldval, newval, 0, \ + model, __ATOMIC_RELAXED); \ + __oldval; \ + }) + +# define __arch_compare_and_exchange_val_64_int(mem, newval, oldval, model) \ + ({__arm_link_error (); oldval; }) + +#elif defined __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 +/* Atomic compare and exchange. */ +# define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + __sync_val_compare_and_swap ((mem), (oldval), (newval)) +#else +# define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + __arm_assisted_compare_and_exchange_val_32_acq ((mem), (newval), (oldval)) +#endif + +#if !__GNUC_PREREQ (4, 7) || !defined (__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4) +/* We don't support atomic operations on any non-word types. + So make them link errors. */ +# define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ + ({ __arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \ + ({ __arm_link_error (); oldval; }) + +# define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \ + ({ __arm_link_error (); oldval; }) +#endif + +/* An OS-specific bits/atomic.h file will define this macro if + the OS can provide something. If not, we'll fail to build + with a compiler that doesn't supply the operation. */ +#ifndef __arm_assisted_compare_and_exchange_val_32_acq +# define __arm_assisted_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + ({ __arm_link_error (); oldval; }) +#endif diff --git a/sysdeps/arm/bits/endian.h b/sysdeps/arm/bits/endian.h new file mode 100644 index 0000000..f49f6ab --- /dev/null +++ b/sysdeps/arm/bits/endian.h @@ -0,0 +1,10 @@ +#ifndef _ENDIAN_H +# error "Never use <bits/endian.h> directly; include <endian.h> instead." +#endif + +/* ARM can be either big or little endian. */ +#ifdef __ARMEB__ +#define __BYTE_ORDER __BIG_ENDIAN +#else +#define __BYTE_ORDER __LITTLE_ENDIAN +#endif diff --git a/sysdeps/arm/bits/fenv.h b/sysdeps/arm/bits/fenv.h new file mode 100644 index 0000000..c7f5876 --- /dev/null +++ b/sysdeps/arm/bits/fenv.h @@ -0,0 +1,82 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _FENV_H +# error "Never use <bits/fenv.h> directly; include <fenv.h> instead." +#endif + +/* Define bits representing exceptions in the FPU status word. */ +enum + { + FE_INVALID = +#define FE_INVALID 1 + FE_INVALID, + FE_DIVBYZERO = +#define FE_DIVBYZERO 2 + FE_DIVBYZERO, + FE_OVERFLOW = +#define FE_OVERFLOW 4 + FE_OVERFLOW, + FE_UNDERFLOW = +#define FE_UNDERFLOW 8 + FE_UNDERFLOW, + FE_INEXACT = +#define FE_INEXACT 16 + FE_INEXACT, + }; + +/* Amount to shift by to convert an exception to a mask bit. */ +#define FE_EXCEPT_SHIFT 8 + +/* All supported exceptions. */ +#define FE_ALL_EXCEPT \ + (FE_INVALID | FE_DIVBYZERO | FE_OVERFLOW | FE_UNDERFLOW | FE_INEXACT) + +/* VFP supports all of the four defined rounding modes. */ +enum + { + FE_TONEAREST = +#define FE_TONEAREST 0 + FE_TONEAREST, + FE_UPWARD = +#define FE_UPWARD 0x400000 + FE_UPWARD, + FE_DOWNWARD = +#define FE_DOWNWARD 0x800000 + FE_DOWNWARD, + FE_TOWARDZERO = +#define FE_TOWARDZERO 0xc00000 + FE_TOWARDZERO + }; + +/* Type representing exception flags. */ +typedef unsigned int fexcept_t; + +/* Type representing floating-point environment. */ +typedef struct + { + unsigned int __cw; + } +fenv_t; + +/* If the default argument is used we use this value. */ +#define FE_DFL_ENV ((const fenv_t *) -1l) + +#ifdef __USE_GNU +/* Floating-point environment where none of the exceptions are masked. */ +# define FE_NOMASK_ENV ((const fenv_t *) -2) +#endif diff --git a/sysdeps/arm/bits/link.h b/sysdeps/arm/bits/link.h new file mode 100644 index 0000000..9412cf8 --- /dev/null +++ b/sysdeps/arm/bits/link.h @@ -0,0 +1,65 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LINK_H +# error "Never include <bits/link.h> directly; use <link.h> instead." +#endif + + +/* Registers for entry into PLT on ARM. */ +typedef struct La_arm_regs +{ + uint32_t lr_reg[4]; + uint32_t lr_sp; + uint32_t lr_lr; + /* Coprocessor registers used for argument passing. The data + stored here depends on the coprocessors available in the + system which are used for function calls in the current ABI. + VFP uses eight 64-bit registers, and iWMMXt uses ten. */ + uint32_t lr_coproc[42]; +} La_arm_regs; + +/* Return values for calls from PLT on ARM. */ +typedef struct La_arm_retval +{ + /* Up to four integer registers can be used for a return value in + some ABIs (APCS complex long double). */ + uint32_t lrv_reg[4]; + + /* Any coprocessor registers which might be used to return values + in the current ABI. */ + uint32_t lrv_coproc[12]; +} La_arm_retval; + + +__BEGIN_DECLS + +extern Elf32_Addr la_arm_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx, + uintptr_t *__refcook, + uintptr_t *__defcook, + La_arm_regs *__regs, + unsigned int *__flags, + const char *__symname, + long int *__framesizep); +extern unsigned int la_arm_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx, + uintptr_t *__refcook, + uintptr_t *__defcook, + const La_arm_regs *__inregs, + La_arm_retval *__outregs, + const char *__symname); + +__END_DECLS diff --git a/sysdeps/arm/bits/linkmap.h b/sysdeps/arm/bits/linkmap.h new file mode 100644 index 0000000..7c2b4a6 --- /dev/null +++ b/sysdeps/arm/bits/linkmap.h @@ -0,0 +1,5 @@ +struct link_map_machine + { + Elf32_Addr plt; /* Address of .plt */ + void *tlsdesc_table; /* Address of TLS descriptor hash table. */ + }; diff --git a/sysdeps/arm/bits/mathdef.h b/sysdeps/arm/bits/mathdef.h new file mode 100644 index 0000000..be727e5 --- /dev/null +++ b/sysdeps/arm/bits/mathdef.h @@ -0,0 +1,55 @@ +/* Copyright (C) 1999-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#if !defined _MATH_H && !defined _COMPLEX_H +# error "Never use <bits/mathdef.h> directly; include <math.h> instead" +#endif + +#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF +# define _MATH_H_MATHDEF 1 + +/* GCC does not promote `float' values to `double'. */ +typedef float float_t; /* `float' expressions are evaluated as + `float'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +/* The values returned by `ilogb' for 0 and NaN respectively. */ +# define FP_ILOGB0 (-2147483647) +# define FP_ILOGBNAN (2147483647) + +/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l} + builtins are supported. */ +# if __FP_FAST_FMA +# define FP_FAST_FMA 1 +# endif + +# if __FP_FAST_FMAF +# define FP_FAST_FMAF 1 +# endif + +# if __FP_FAST_FMAL +# define FP_FAST_FMAL 1 +# endif + +#endif /* ISO C99 */ + +#ifndef __NO_LONG_DOUBLE_MATH +/* Signal that we do not really have a `long double'. This disables the + declaration of all the `long double' function variants. */ +# define __NO_LONG_DOUBLE_MATH 1 +#endif diff --git a/sysdeps/arm/bits/setjmp.h b/sysdeps/arm/bits/setjmp.h new file mode 100644 index 0000000..41423b2 --- /dev/null +++ b/sysdeps/arm/bits/setjmp.h @@ -0,0 +1,37 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Define the machine-dependent type `jmp_buf'. ARM EABI version. */ + +#ifndef _BITS_SETJMP_H +#define _BITS_SETJMP_H 1 + +#if !defined _SETJMP_H && !defined _PTHREAD_H +# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." +#endif + +#ifndef __ASSEMBLER__ +/* The exact set of registers saved may depend on the particular core + in use, as some coprocessor registers may need to be saved. The C + Library ABI requires that the buffer be 8-byte aligned, and + recommends that the buffer contain 64 words. The first 27 words + are occupied by v1-v6, sl, fp, sp, pc, and d8-d15. (Note that + d8-15 require 17 words, due to the use of fstmx.) */ +typedef int __jmp_buf[64] __attribute__((__aligned__ (8))); +#endif + +#endif diff --git a/sysdeps/arm/bsd-_setjmp.S b/sysdeps/arm/bsd-_setjmp.S new file mode 100644 index 0000000..e8c5b24 --- /dev/null +++ b/sysdeps/arm/bsd-_setjmp.S @@ -0,0 +1,29 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. ARM version. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (_setjmp) + mov r1, #0 + b PLTJMP(HIDDEN_JUMPTARGET(__sigsetjmp)) +END (_setjmp) +libc_hidden_def (_setjmp) diff --git a/sysdeps/arm/bsd-setjmp.S b/sysdeps/arm/bsd-setjmp.S new file mode 100644 index 0000000..682e813 --- /dev/null +++ b/sysdeps/arm/bsd-setjmp.S @@ -0,0 +1,28 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. ARM version. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (setjmp) + mov r1, #1 + b PLTJMP(HIDDEN_JUMPTARGET(__sigsetjmp)) +END (setjmp) diff --git a/sysdeps/arm/configure b/sysdeps/arm/configure new file mode 100644 index 0000000..d79ef76 --- /dev/null +++ b/sysdeps/arm/configure @@ -0,0 +1,205 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/arm. + +#AC_DEFINE(PI_STATIC_AND_HIDDEN) + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the CFI directive .cfi_sections is supported" >&5 +$as_echo_n "checking whether the CFI directive .cfi_sections is supported... " >&6; } +if ${libc_cv_asm_cfi_directive_sections+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<EOF + .text + .cfi_sections .debug_frame, .eh_frame + .cfi_startproc + .cfi_endproc +EOF + if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + libc_cv_asm_cfi_directive_sections=yes + else + libc_cv_asm_cfi_directive_sections=no + fi + rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_cfi_directive_sections" >&5 +$as_echo "$libc_cv_asm_cfi_directive_sections" >&6; } +if test $libc_cv_asm_cfi_directive_sections != yes; then + as_fn_error $? "need .cfi_sections in this configuration" "$LINENO" 5 +fi + +# We check to see if the compiler and flags are +# selecting the hard-float ABI and if they are then +# we set libc_cv_arm_pcs_vfp to yes which causes +# HAVE_ARM_PCS_VFP to be defined in config.h and +# in include/libc-symbols.h and thus available to +# shlib-versions to select the appropriate name for +# the dynamic linker via %ifdef. + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if ${ac_cv_path_GREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if ${ac_cv_path_EGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler is using the ARM hard-float ABI" >&5 +$as_echo_n "checking whether the compiler is using the ARM hard-float ABI... " >&6; } +if ${libc_cv_arm_pcs_vfp+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __ARM_PCS_VFP + yes + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + libc_cv_arm_pcs_vfp=yes +else + libc_cv_arm_pcs_vfp=no +fi +rm -f conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_arm_pcs_vfp" >&5 +$as_echo "$libc_cv_arm_pcs_vfp" >&6; } +if test $libc_cv_arm_pcs_vfp = yes; then + $as_echo "#define HAVE_ARM_PCS_VFP 1" >>confdefs.h + + config_vars="$config_vars +default-abi = hard" +else + config_vars="$config_vars +default-abi = soft" +fi diff --git a/sysdeps/arm/configure.ac b/sysdeps/arm/configure.ac new file mode 100644 index 0000000..d66500b --- /dev/null +++ b/sysdeps/arm/configure.ac @@ -0,0 +1,46 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/arm. + +dnl It is always possible to access static and hidden symbols in an +dnl position independent way. +dnl NOTE: This feature was added by the GCC TLS patches. We should test for +dnl it. Until we do, don't define it. +#AC_DEFINE(PI_STATIC_AND_HIDDEN) + +AC_CACHE_CHECK([whether the CFI directive .cfi_sections is supported], + [libc_cv_asm_cfi_directive_sections], + [cat > conftest.s <<EOF + .text + .cfi_sections .debug_frame, .eh_frame + .cfi_startproc + .cfi_endproc +EOF + if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then + libc_cv_asm_cfi_directive_sections=yes + else + libc_cv_asm_cfi_directive_sections=no + fi + rm -f conftest*]) +if test $libc_cv_asm_cfi_directive_sections != yes; then + AC_MSG_ERROR([need .cfi_sections in this configuration]) +fi + +# We check to see if the compiler and flags are +# selecting the hard-float ABI and if they are then +# we set libc_cv_arm_pcs_vfp to yes which causes +# HAVE_ARM_PCS_VFP to be defined in config.h and +# in include/libc-symbols.h and thus available to +# shlib-versions to select the appropriate name for +# the dynamic linker via %ifdef. +AC_CACHE_CHECK([whether the compiler is using the ARM hard-float ABI], + [libc_cv_arm_pcs_vfp], + [AC_EGREP_CPP(yes,[#ifdef __ARM_PCS_VFP + yes + #endif + ], libc_cv_arm_pcs_vfp=yes, libc_cv_arm_pcs_vfp=no)]) +if test $libc_cv_arm_pcs_vfp = yes; then + AC_DEFINE(HAVE_ARM_PCS_VFP) + LIBC_CONFIG_VAR([default-abi], [hard]) +else + LIBC_CONFIG_VAR([default-abi], [soft]) +fi diff --git a/sysdeps/arm/crti.S b/sysdeps/arm/crti.S new file mode 100644 index 0000000..d053e17 --- /dev/null +++ b/sysdeps/arm/crti.S @@ -0,0 +1,95 @@ +/* Special .init and .fini section support for ARM. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* crti.S puts a function prologue at the beginning of the .init and + .fini sections and defines global symbols for those addresses, so + they can be called as functions. The symbols _init and _fini are + magic and cause the linker to emit DT_INIT and DT_FINI. */ + +/* Always build .init and .fini sections in ARM mode. */ +#define NO_THUMB +#include <libc-symbols.h> +#include <sysdep.h> + +#ifndef PREINIT_FUNCTION +# define PREINIT_FUNCTION __gmon_start__ +#endif + +#ifndef PREINIT_FUNCTION_WEAK +# define PREINIT_FUNCTION_WEAK 1 +#endif + +#if PREINIT_FUNCTION_WEAK + weak_extern (PREINIT_FUNCTION) +#else + .hidden PREINIT_FUNCTION +#endif + +#if PREINIT_FUNCTION_WEAK + .p2align 2 + .type call_weak_fn, %function +call_weak_fn: + ldr r3, .LGOT + ldr r2, .LGOT+4 +.LPIC: + add r3, pc, r3 + ldr r2, [r3, r2] + cmp r2, #0 + bxeq lr + b PREINIT_FUNCTION + .p2align 2 +.LGOT: + .word _GLOBAL_OFFSET_TABLE_-(.LPIC+8) + .word PREINIT_FUNCTION(GOT) +#endif + + .section .init,"ax",%progbits + .p2align 2 + .globl _init + .type _init, %function +_init: + push {r3, lr} +#if PREINIT_FUNCTION_WEAK + bl call_weak_fn +#else + bl PREINIT_FUNCTION +#endif + + .section .fini,"ax",%progbits + .p2align 2 + .globl _fini + .type _fini, %function +_fini: + push {r3, lr} diff --git a/sysdeps/arm/crtn.S b/sysdeps/arm/crtn.S new file mode 100644 index 0000000..d3254ad --- /dev/null +++ b/sysdeps/arm/crtn.S @@ -0,0 +1,57 @@ +/* Special .init and .fini section support for ARM. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Always build .init and .fini sections in ARM mode. */ +#define NO_THUMB +#include <sysdep.h> + +/* crtn.S puts function epilogues in the .init and .fini sections + corresponding to the prologues in crti.S. */ + + .section .init,"ax",%progbits +#ifdef __ARM_ARCH_4T__ + pop {r3, lr} + bx lr +#else + pop {r3, pc} +#endif + + .section .fini,"ax",%progbits +#ifdef __ARM_ARCH_4T__ + pop {r3, lr} + bx lr +#else + pop {r3, pc} +#endif diff --git a/sysdeps/arm/dl-irel.h b/sysdeps/arm/dl-irel.h new file mode 100644 index 0000000..5c89ce4 --- /dev/null +++ b/sysdeps/arm/dl-irel.h @@ -0,0 +1,52 @@ +/* Machine-dependent ELF indirect relocation inline functions. + ARM version. + Copyright (C) 2009-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _DL_IREL_H +#define _DL_IREL_H + +#include <stdio.h> +#include <unistd.h> +#include <ldsodefs.h> + +#define ELF_MACHINE_IREL 1 + +static inline Elf32_Addr +__attribute ((always_inline)) +elf_ifunc_invoke (Elf32_Addr addr) +{ + return ((Elf32_Addr (*) (unsigned long int)) (addr)) (GLRO(dl_hwcap)); +} + +static inline void +__attribute ((always_inline)) +elf_irel (const Elf32_Rel *reloc) +{ + Elf32_Addr *const reloc_addr = (void *) reloc->r_offset; + const unsigned long int r_type = ELF32_R_TYPE (reloc->r_info); + + if (__builtin_expect (r_type == R_ARM_IRELATIVE, 1)) + { + Elf32_Addr value = elf_ifunc_invoke (*reloc_addr); + *reloc_addr = value; + } + else + __libc_fatal ("unexpected reloc type in static binary"); +} + +#endif /* dl-irel.h */ diff --git a/sysdeps/arm/dl-lookupcfg.h b/sysdeps/arm/dl-lookupcfg.h new file mode 100644 index 0000000..20b6fc6 --- /dev/null +++ b/sysdeps/arm/dl-lookupcfg.h @@ -0,0 +1,27 @@ +/* Configuration of lookup functions. + Copyright (C) 2006-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define DL_UNMAP_IS_SPECIAL + +#include_next <dl-lookupcfg.h> + +struct link_map; + +extern void internal_function _dl_unmap (struct link_map *map); + +#define DL_UNMAP(map) _dl_unmap (map) diff --git a/sysdeps/arm/dl-machine.h b/sysdeps/arm/dl-machine.h new file mode 100644 index 0000000..02d1a5e --- /dev/null +++ b/sysdeps/arm/dl-machine.h @@ -0,0 +1,662 @@ +/* Machine-dependent ELF dynamic relocation inline functions. ARM version. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef dl_machine_h +#define dl_machine_h + +#define ELF_MACHINE_NAME "ARM" + +#include <sys/param.h> +#include <tls.h> +#include <dl-tlsdesc.h> +#include <dl-irel.h> + +#ifndef CLEAR_CACHE +# error CLEAR_CACHE definition required to handle TEXTREL +#endif + +/* Return nonzero iff ELF header is compatible with the running host. */ +static inline int __attribute__ ((unused)) +elf_machine_matches_host (const Elf32_Ehdr *ehdr) +{ + return ehdr->e_machine == EM_ARM; +} + + +/* Return the link-time address of _DYNAMIC. Conveniently, this is the + first element of the GOT. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_dynamic (void) +{ + /* Declaring this hidden ensures that a PC-relative reference is used. */ + extern const Elf32_Addr _GLOBAL_OFFSET_TABLE_[] attribute_hidden; + return _GLOBAL_OFFSET_TABLE_[0]; +} + + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_load_address (void) +{ + extern Elf32_Addr internal_function __dl_start (void *) asm ("_dl_start"); + Elf32_Addr got_addr = (Elf32_Addr) &__dl_start; + Elf32_Addr pcrel_addr; +#ifdef __thumb__ + /* Clear the low bit of the funciton address. */ + got_addr &= ~(Elf32_Addr) 1; +#endif + asm ("adr %0, _dl_start" : "=r" (pcrel_addr)); + return pcrel_addr - got_addr; +} + + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +static inline int __attribute__ ((unused)) +elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) +{ + Elf32_Addr *got; + extern void _dl_runtime_resolve (Elf32_Word); + extern void _dl_runtime_profile (Elf32_Word); + + if (l->l_info[DT_JMPREL] && lazy) + { + /* patb: this is different than i386 */ + /* The GOT entries for functions in the PLT have not yet been filled + in. Their initial contents will arrange when called to push an + index into the .got section, load ip with &_GLOBAL_OFFSET_TABLE_[3], + and then jump to _GLOBAL_OFFSET_TABLE[2]. */ + got = (Elf32_Addr *) D_PTR (l, l_info[DT_PLTGOT]); + /* If a library is prelinked but we have to relocate anyway, + we have to be able to undo the prelinking of .got.plt. + The prelinker saved us here address of .plt. */ + if (got[1]) + l->l_mach.plt = got[1] + l->l_addr; + got[1] = (Elf32_Addr) l; /* Identify this shared object. */ + + /* The got[2] entry contains the address of a function which gets + called to get the address of a so far unresolved function and + jump to it. The profiling extension of the dynamic linker allows + to intercept the calls to collect information. In this case we + don't store the address in the GOT so that all future calls also + end in this function. */ + if (profile) + { + got[2] = (Elf32_Addr) &_dl_runtime_profile; + + if (GLRO(dl_profile) != NULL + && _dl_name_match_p (GLRO(dl_profile), l)) + /* Say that we really want profiling and the timers are + started. */ + GL(dl_profile_map) = l; + } + else + /* This function will get called to fix up the GOT entry indicated by + the offset on the stack, and then jump to the resolved address. */ + got[2] = (Elf32_Addr) &_dl_runtime_resolve; + } + + if (l->l_info[ADDRIDX (DT_TLSDESC_GOT)] && lazy) + *(Elf32_Addr*)(D_PTR (l, l_info[ADDRIDX (DT_TLSDESC_GOT)]) + l->l_addr) + = (Elf32_Addr) &_dl_tlsdesc_lazy_resolver; + + return lazy; +} + +#if defined(ARCH_HAS_BX) +#define BX(x) "bx\t" #x +#else +#define BX(x) "mov\tpc, " #x +#endif + +/* Mask identifying addresses reserved for the user program, + where the dynamic linker should not map anything. */ +#define ELF_MACHINE_USER_ADDRESS_MASK 0xf8000000UL + +/* Initial entry point code for the dynamic linker. + The C function `_dl_start' is the real entry point; + its return value is the user program's entry point. */ + +#define RTLD_START asm ("\ +.text\n\ +.globl _start\n\ +.type _start, %function\n\ +.globl _dl_start_user\n\ +.type _dl_start_user, %function\n\ +_start:\n\ + @ we are PIC code, so get global offset table\n\ + ldr sl, .L_GET_GOT\n\ + @ See if we were run as a command with the executable file\n\ + @ name as an extra leading argument.\n\ + ldr r4, .L_SKIP_ARGS\n\ + @ at start time, all the args are on the stack\n\ + mov r0, sp\n\ + bl _dl_start\n\ + @ returns user entry point in r0\n\ +_dl_start_user:\n\ + adr r6, .L_GET_GOT\n\ + add sl, sl, r6\n\ + ldr r4, [sl, r4]\n\ + @ save the entry point in another register\n\ + mov r6, r0\n\ + @ get the original arg count\n\ + ldr r1, [sp]\n\ + @ get the argv address\n\ + add r2, sp, #4\n\ + @ Fix up the stack if necessary.\n\ + cmp r4, #0\n\ + bne .L_fixup_stack\n\ +.L_done_fixup:\n\ + @ compute envp\n\ + add r3, r2, r1, lsl #2\n\ + add r3, r3, #4\n\ + @ now we call _dl_init\n\ + ldr r0, .L_LOADED\n\ + ldr r0, [sl, r0]\n\ + @ call _dl_init\n\ + bl _dl_init_internal(PLT)\n\ + @ load the finalizer function\n\ + ldr r0, .L_FINI_PROC\n\ + add r0, sl, r0\n\ + @ jump to the user_s entry point\n\ + " BX(r6) "\n\ +\n\ + @ iWMMXt and EABI targets require the stack to be eight byte\n\ + @ aligned - shuffle arguments etc.\n\ +.L_fixup_stack:\n\ + @ subtract _dl_skip_args from original arg count\n\ + sub r1, r1, r4\n\ + @ store the new argc in the new stack location\n\ + str r1, [sp]\n\ + @ find the first unskipped argument\n\ + mov r3, r2\n\ + add r4, r2, r4, lsl #2\n\ + @ shuffle argv down\n\ +1: ldr r5, [r4], #4\n\ + str r5, [r3], #4\n\ + cmp r5, #0\n\ + bne 1b\n\ + @ shuffle envp down\n\ +1: ldr r5, [r4], #4\n\ + str r5, [r3], #4\n\ + cmp r5, #0\n\ + bne 1b\n\ + @ shuffle auxv down\n\ +1: ldmia r4!, {r0, r5}\n\ + stmia r3!, {r0, r5}\n\ + cmp r0, #0\n\ + bne 1b\n\ + @ Update _dl_argv\n\ + ldr r3, .L_ARGV\n\ + str r2, [sl, r3]\n\ + b .L_done_fixup\n\ +\n\ +.L_GET_GOT:\n\ + .word _GLOBAL_OFFSET_TABLE_ - .L_GET_GOT\n\ +.L_SKIP_ARGS:\n\ + .word _dl_skip_args(GOTOFF)\n\ +.L_FINI_PROC:\n\ + .word _dl_fini(GOTOFF)\n\ +.L_ARGV:\n\ + .word _dl_argv(GOTOFF)\n\ +.L_LOADED:\n\ + .word _rtld_local(GOTOFF)\n\ +.previous\n\ +"); + +/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry or + TLS variable, so undefined references should not be allowed to + define the value. + ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one + of the main executable's symbols, as for a COPY reloc. */ +#ifndef RTLD_BOOTSTRAP +# define elf_machine_type_class(type) \ + ((((type) == R_ARM_JUMP_SLOT || (type) == R_ARM_TLS_DTPMOD32 \ + || (type) == R_ARM_TLS_DTPOFF32 || (type) == R_ARM_TLS_TPOFF32 \ + || (type) == R_ARM_TLS_DESC) \ + * ELF_RTYPE_CLASS_PLT) \ + | (((type) == R_ARM_COPY) * ELF_RTYPE_CLASS_COPY)) +#else +#define elf_machine_type_class(type) \ + ((((type) == R_ARM_JUMP_SLOT) * ELF_RTYPE_CLASS_PLT) \ + | (((type) == R_ARM_COPY) * ELF_RTYPE_CLASS_COPY)) +#endif + +/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */ +#define ELF_MACHINE_JMP_SLOT R_ARM_JUMP_SLOT + +/* ARM never uses Elf32_Rela relocations for the dynamic linker. + Prelinked libraries may use Elf32_Rela though. */ +#define ELF_MACHINE_PLT_REL 1 + +/* We define an initialization functions. This is called very early in + _dl_sysdep_start. */ +#define DL_PLATFORM_INIT dl_platform_init () + +static inline void __attribute__ ((unused)) +dl_platform_init (void) +{ + if (GLRO(dl_platform) != NULL && *GLRO(dl_platform) == '\0') + /* Avoid an empty string which would disturb us. */ + GLRO(dl_platform) = NULL; +} + +static inline Elf32_Addr +elf_machine_fixup_plt (struct link_map *map, lookup_t t, + const Elf32_Rel *reloc, + Elf32_Addr *reloc_addr, Elf32_Addr value) +{ + return *reloc_addr = value; +} + +/* Return the final value of a plt relocation. */ +static inline Elf32_Addr +elf_machine_plt_value (struct link_map *map, const Elf32_Rel *reloc, + Elf32_Addr value) +{ + return value; +} + +#endif /* !dl_machine_h */ + + +/* ARM never uses Elf32_Rela relocations for the dynamic linker. + Prelinked libraries may use Elf32_Rela though. */ +#define ELF_MACHINE_NO_RELA defined RTLD_BOOTSTRAP + +/* Names of the architecture-specific auditing callback functions. */ +#define ARCH_LA_PLTENTER arm_gnu_pltenter +#define ARCH_LA_PLTEXIT arm_gnu_pltexit + +#ifdef RESOLVE_MAP +/* Handle a PC24 reloc, including the out-of-range case. */ +auto void +relocate_pc24 (struct link_map *map, Elf32_Addr value, + Elf32_Addr *const reloc_addr, Elf32_Sword addend) +{ + Elf32_Addr new_value; + + /* Set NEW_VALUE based on V, and return true iff it overflows 24 bits. */ + inline bool set_new_value (Elf32_Addr v) + { + new_value = v + addend - (Elf32_Addr) reloc_addr; + Elf32_Addr topbits = new_value & 0xfe000000; + return topbits != 0xfe000000 && topbits != 0x00000000; + } + + if (set_new_value (value)) + { + /* The PC-relative address doesn't fit in 24 bits! */ + + static void *fix_page; + static size_t fix_offset; + if (fix_page == NULL) + { + void *new_page = __mmap (NULL, GLRO(dl_pagesize), + PROT_READ | PROT_WRITE | PROT_EXEC, + MAP_PRIVATE | MAP_ANON, -1, 0); + if (new_page == MAP_FAILED) + _dl_signal_error (0, map->l_name, NULL, + "could not map page for fixup"); + fix_page = new_page; + assert (fix_offset == 0); + } + + Elf32_Word *fix_address = fix_page + fix_offset; + fix_address[0] = 0xe51ff004; /* ldr pc, [pc, #-4] */ + fix_address[1] = value; + + fix_offset += sizeof fix_address[0] * 2; + if (fix_offset >= GLRO(dl_pagesize)) + { + fix_page = NULL; + fix_offset = 0; + } + + if (set_new_value ((Elf32_Addr) fix_address)) + _dl_signal_error (0, map->l_name, NULL, + "R_ARM_PC24 relocation out of range"); + } + + *reloc_addr = (*reloc_addr & 0xff000000) | ((new_value >> 2) & 0x00ffffff); +} + +/* Perform the relocation specified by RELOC and SYM (which is fully resolved). + MAP is the object containing the reloc. */ + +auto inline void +__attribute__ ((always_inline)) +elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc, + const Elf32_Sym *sym, const struct r_found_version *version, + void *const reloc_addr_arg, int skip_ifunc) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + const unsigned int r_type = ELF32_R_TYPE (reloc->r_info); + +#if !defined RTLD_BOOTSTRAP || !defined HAVE_Z_COMBRELOC + if (__builtin_expect (r_type == R_ARM_RELATIVE, 0)) + { +# if !defined RTLD_BOOTSTRAP && !defined HAVE_Z_COMBRELOC + /* This is defined in rtld.c, but nowhere in the static libc.a; + make the reference weak so static programs can still link. + This declaration cannot be done when compiling rtld.c + (i.e. #ifdef RTLD_BOOTSTRAP) because rtld.c contains the + common defn for _dl_rtld_map, which is incompatible with a + weak decl in the same file. */ +# ifndef SHARED + weak_extern (_dl_rtld_map); +# endif + if (map != &GL(dl_rtld_map)) /* Already done in rtld itself. */ +# endif + *reloc_addr += map->l_addr; + } +# ifndef RTLD_BOOTSTRAP + else if (__builtin_expect (r_type == R_ARM_NONE, 0)) + return; +# endif + else +#endif + { + const Elf32_Sym *const refsym = sym; + struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type); + Elf32_Addr value = sym_map == NULL ? 0 : sym_map->l_addr + sym->st_value; + + if (sym != NULL + && __builtin_expect (ELFW(ST_TYPE) (sym->st_info) == STT_GNU_IFUNC, 0) + && __builtin_expect (sym->st_shndx != SHN_UNDEF, 1) + && __builtin_expect (!skip_ifunc, 1)) + value = elf_ifunc_invoke (value); + + switch (r_type) + { + case R_ARM_COPY: + if (sym == NULL) + /* This can happen in trace mode if an object could not be + found. */ + break; + if (sym->st_size > refsym->st_size + || (GLRO(dl_verbose) && sym->st_size < refsym->st_size)) + { + const char *strtab; + + strtab = (const void *) D_PTR (map, l_info[DT_STRTAB]); + _dl_error_printf ("\ +%s: Symbol `%s' has different size in shared object, consider re-linking\n", + RTLD_PROGNAME, strtab + refsym->st_name); + } + memcpy (reloc_addr_arg, (void *) value, + MIN (sym->st_size, refsym->st_size)); + break; + case R_ARM_GLOB_DAT: + case R_ARM_JUMP_SLOT: +# ifdef RTLD_BOOTSTRAP + /* Fix weak undefined references. */ + if (sym != NULL && sym->st_value == 0) + *reloc_addr = 0; + else +# endif + *reloc_addr = value; + break; + case R_ARM_ABS32: + { + struct unaligned + { + Elf32_Addr x; + } __attribute__ ((packed, may_alias)); +# ifndef RTLD_BOOTSTRAP + /* This is defined in rtld.c, but nowhere in the static + libc.a; make the reference weak so static programs can + still link. This declaration cannot be done when + compiling rtld.c (i.e. #ifdef RTLD_BOOTSTRAP) because + rtld.c contains the common defn for _dl_rtld_map, which + is incompatible with a weak decl in the same file. */ +# ifndef SHARED + weak_extern (_dl_rtld_map); +# endif + if (map == &GL(dl_rtld_map)) + /* Undo the relocation done here during bootstrapping. + Now we will relocate it anew, possibly using a + binding found in the user program or a loaded library + rather than the dynamic linker's built-in definitions + used while loading those libraries. */ + value -= map->l_addr + refsym->st_value; +# endif + /* Support relocations on mis-aligned offsets. */ + ((struct unaligned *) reloc_addr)->x += value; + break; + } + case R_ARM_TLS_DESC: + { + struct tlsdesc volatile *td = + (struct tlsdesc volatile *)reloc_addr; + +# ifndef RTLD_BOOTSTRAP + if (! sym) + td->entry = _dl_tlsdesc_undefweak; + else +# endif + { + value = sym->st_value + td->argument.value; + +# ifndef RTLD_BOOTSTRAP +# ifndef SHARED + CHECK_STATIC_TLS (map, sym_map); +# else + if (!TRY_STATIC_TLS (map, sym_map)) + { + td->argument.pointer + = _dl_make_tlsdesc_dynamic (sym_map, value); + td->entry = _dl_tlsdesc_dynamic; + } + else +# endif +# endif + { + td->argument.value = value + sym_map->l_tls_offset; + td->entry = _dl_tlsdesc_return; + } + } + } + break; + case R_ARM_PC24: + relocate_pc24 (map, value, reloc_addr, + /* Sign-extend the 24-bit addend in the + instruction (which counts instructions), and + then shift it up two so as to count bytes. */ + (((Elf32_Sword) *reloc_addr << 8) >> 8) << 2); + break; +#if !defined RTLD_BOOTSTRAP + case R_ARM_TLS_DTPMOD32: + /* Get the information from the link map returned by the + resolv function. */ + if (sym_map != NULL) + *reloc_addr = sym_map->l_tls_modid; + break; + + case R_ARM_TLS_DTPOFF32: + if (sym != NULL) + *reloc_addr += sym->st_value; + break; + + case R_ARM_TLS_TPOFF32: + if (sym != NULL) + { + CHECK_STATIC_TLS (map, sym_map); + *reloc_addr += sym->st_value + sym_map->l_tls_offset; + } + break; + case R_ARM_IRELATIVE: + value = map->l_addr + *reloc_addr; + value = ((Elf32_Addr (*) (int)) value) (GLRO(dl_hwcap)); + *reloc_addr = value; + break; +#endif + default: + _dl_reloc_bad_type (map, r_type, 0); + break; + } + } +} + +# ifndef RTLD_BOOTSTRAP +auto inline void +__attribute__ ((always_inline)) +elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, + const Elf32_Sym *sym, const struct r_found_version *version, + void *const reloc_addr_arg, int skip_ifunc) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + const unsigned int r_type = ELF32_R_TYPE (reloc->r_info); + + if (__builtin_expect (r_type == R_ARM_RELATIVE, 0)) + *reloc_addr = map->l_addr + reloc->r_addend; + else if (__builtin_expect (r_type == R_ARM_NONE, 0)) + return; + else + { +# ifndef RESOLVE_CONFLICT_FIND_MAP + const Elf32_Sym *const refsym = sym; +# endif + struct link_map *sym_map = RESOLVE_MAP (&sym, version, r_type); + Elf32_Addr value = sym_map == NULL ? 0 : sym_map->l_addr + sym->st_value; + + if (sym != NULL + && __builtin_expect (ELFW(ST_TYPE) (sym->st_info) == STT_GNU_IFUNC, 0) + && __builtin_expect (sym->st_shndx != SHN_UNDEF, 1) + && __builtin_expect (!skip_ifunc, 1)) + value = elf_ifunc_invoke (value); + + switch (r_type) + { +# ifndef RESOLVE_CONFLICT_FIND_MAP + /* Not needed for dl-conflict.c. */ + case R_ARM_COPY: + if (sym == NULL) + /* This can happen in trace mode if an object could not be + found. */ + break; + if (sym->st_size > refsym->st_size + || (GLRO(dl_verbose) && sym->st_size < refsym->st_size)) + { + const char *strtab; + + strtab = (const void *) D_PTR (map, l_info[DT_STRTAB]); + _dl_error_printf ("\ +%s: Symbol `%s' has different size in shared object, consider re-linking\n", + RTLD_PROGNAME, strtab + refsym->st_name); + } + memcpy (reloc_addr_arg, (void *) value, + MIN (sym->st_size, refsym->st_size)); + break; +# endif /* !RESOLVE_CONFLICT_FIND_MAP */ + case R_ARM_GLOB_DAT: + case R_ARM_JUMP_SLOT: + case R_ARM_ABS32: + *reloc_addr = value + reloc->r_addend; + break; + case R_ARM_PC24: + relocate_pc24 (map, value, reloc_addr, reloc->r_addend); + break; +#if !defined RTLD_BOOTSTRAP + case R_ARM_TLS_DTPMOD32: + /* Get the information from the link map returned by the + resolv function. */ + if (sym_map != NULL) + *reloc_addr = sym_map->l_tls_modid; + break; + + case R_ARM_TLS_DTPOFF32: + *reloc_addr = (sym == NULL ? 0 : sym->st_value) + reloc->r_addend; + break; + + case R_ARM_TLS_TPOFF32: + if (sym != NULL) + { + CHECK_STATIC_TLS (map, sym_map); + *reloc_addr = (sym->st_value + sym_map->l_tls_offset + + reloc->r_addend); + } + break; + case R_ARM_IRELATIVE: + value = map->l_addr + *reloc_addr; + value = ((Elf32_Addr (*) (int)) value) (GLRO(dl_hwcap)); + *reloc_addr = value; + break; +#endif + default: + _dl_reloc_bad_type (map, r_type, 0); + break; + } + } +} +# endif + +auto inline void +__attribute__ ((always_inline)) +elf_machine_rel_relative (Elf32_Addr l_addr, const Elf32_Rel *reloc, + void *const reloc_addr_arg) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + *reloc_addr += l_addr; +} + +# ifndef RTLD_BOOTSTRAP +auto inline void +__attribute__ ((always_inline)) +elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc, + void *const reloc_addr_arg) +{ + Elf32_Addr *const reloc_addr = reloc_addr_arg; + *reloc_addr = l_addr + reloc->r_addend; +} +# endif + +auto inline void +__attribute__ ((always_inline)) +elf_machine_lazy_rel (struct link_map *map, + Elf32_Addr l_addr, const Elf32_Rel *reloc, + int skip_ifunc) +{ + Elf32_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); + const unsigned int r_type = ELF32_R_TYPE (reloc->r_info); + /* Check for unexpected PLT reloc type. */ + if (__builtin_expect (r_type == R_ARM_JUMP_SLOT, 1)) + { + if (__builtin_expect (map->l_mach.plt, 0) == 0) + *reloc_addr += l_addr; + else + *reloc_addr = map->l_mach.plt; + } + else if (__builtin_expect (r_type == R_ARM_TLS_DESC, 1)) + { + struct tlsdesc volatile *td = + (struct tlsdesc volatile *)reloc_addr; + + /* The linker must have given us the parameter we need in the + first GOT entry, and left the second one empty. We fill the + last with the resolver address */ + assert (td->entry == 0); + td->entry = (void*)(D_PTR (map, l_info[ADDRIDX (DT_TLSDESC_PLT)]) + + map->l_addr); + } + else + _dl_reloc_bad_type (map, r_type, 1); +} + +#endif /* RESOLVE_MAP */ diff --git a/sysdeps/arm/dl-sysdep.h b/sysdeps/arm/dl-sysdep.h new file mode 100644 index 0000000..e9c86df --- /dev/null +++ b/sysdeps/arm/dl-sysdep.h @@ -0,0 +1,23 @@ +/* System-specific settings for dynamic linker code. Alpha version. + Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include_next <dl-sysdep.h> + +/* _dl_argv cannot be attribute_relro, because _dl_start_user + might write into it after _dl_start returns. */ +#define DL_ARGV_NOT_RELRO 1 diff --git a/sysdeps/arm/dl-tls.h b/sysdeps/arm/dl-tls.h new file mode 100644 index 0000000..8dea367 --- /dev/null +++ b/sysdeps/arm/dl-tls.h @@ -0,0 +1,31 @@ +/* Thread-local storage handling in the ELF dynamic linker. ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + + +/* Type used for the representation of TLS information in the GOT. */ +typedef struct dl_tls_index +{ + unsigned long int ti_module; + unsigned long int ti_offset; +} tls_index; + + +extern void *__tls_get_addr (tls_index *ti); + +/* Value used for dtv entries for which the allocation is delayed. */ +#define TLS_DTV_UNALLOCATED ((void *) -1l) diff --git a/sysdeps/arm/dl-tlsdesc.S b/sysdeps/arm/dl-tlsdesc.S new file mode 100644 index 0000000..1644a32 --- /dev/null +++ b/sysdeps/arm/dl-tlsdesc.S @@ -0,0 +1,226 @@ +/* Thread-local storage handling in the ELF dynamic linker. ARM version. + Copyright (C) 2006-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <arm-features.h> +#include <tls.h> +#include "tlsdesc.h" + + .text + @ emit debug information with cfi + @ use arm-specific pseudos for unwinding itself + CFI_SECTIONS + .hidden _dl_tlsdesc_return + .global _dl_tlsdesc_return + .type _dl_tlsdesc_return,#function + cfi_startproc + eabi_fnstart + .align 2 +_dl_tlsdesc_return: + sfi_breg r0, \ + ldr r0, [\B] + BX (lr) + eabi_fnend + cfi_endproc + .size _dl_tlsdesc_return, .-_dl_tlsdesc_return + + .hidden _dl_tlsdesc_undefweak + .global _dl_tlsdesc_undefweak + .type _dl_tlsdesc_undefweak,#function + cfi_startproc + eabi_fnstart + .align 2 +_dl_tlsdesc_undefweak: + GET_TLS (r1) + rsb r0, r0, #0 + BX (lr) + cfi_endproc + eabi_fnend + .size _dl_tlsdesc_undefweak, .-_dl_tlsdesc_undefweak + +#ifdef SHARED + .hidden _dl_tlsdesc_dynamic + .global _dl_tlsdesc_dynamic + .type _dl_tlsdesc_dynamic,#function + + +/* + The assembly code that follows is a rendition of the following + C code, hand-optimized a little bit. + +ptrdiff_t +_dl_tlsdesc_dynamic(struct tlsdesc *tdp) +{ + struct tlsdesc_dynamic_arg *td = tdp->argument.pointer; + dtv_t *dtv = (dtv_t *)THREAD_DTV(); + if (__builtin_expect (td->gen_count <= dtv[0].counter + && dtv[td->tlsinfo.ti_module].pointer.val + != TLS_DTV_UNALLOCATED, + 1)) + return dtv[td->tlsinfo.ti_module].pointer.val + + td->tlsinfo.ti_offset - __builtin_thread_pointer(); + + return __tls_get_addr (&td->tlsinfo) - __builtin_thread_pointer(); +} + +*/ + cfi_startproc + eabi_fnstart + .align 2 +_dl_tlsdesc_dynamic: + /* Our calling convention is to clobber r0, r1 and the processor + flags. All others that are modified must be saved */ + eabi_save ({r2,r3,r4,lr}) + push {r2,r3,r4,lr} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r2,0) + cfi_rel_offset (r3,4) + cfi_rel_offset (r4,8) + cfi_rel_offset (lr,12) + sfi_breg r0, \ + ldr r1, [\B] /* td */ + GET_TLS (lr) + mov r4, r0 /* r4 = tp */ + sfi_breg r0, \ + ldr r0, [\B] + sfi_breg r1, \ + ldr r2, [\B, #8] /* gen_count */ + sfi_breg r0, \ + ldr r3, [\B] + cmp r2, r3 + bhi 1f + sfi_breg r1, \ + ldr r3, [\B] +#ifndef ARM_NO_INDEX_REGISTER + ldr r2, [r0, r3, lsl #3] +#else + add lr, r0, r3, lsl #3 + sfi_breg lr, \ + ldr r2, [\B] +#endif + cmn r2, #1 + ittt ne + sfi_breg r1, \ + ldrne r3, [r1, #4] + addne r3, r2, r3 + rsbne r0, r4, r3 + bne 2f +1: mov r0, r1 + bl __tls_get_addr + rsb r0, r4, r0 +2: +#if ((defined (__ARM_ARCH_4T__) && defined (__THUMB_INTERWORK__)) \ + || defined (ARM_ALWAYS_BX)) + pop {r2,r3,r4, lr} + cfi_adjust_cfa_offset (-16) + cfi_restore (lr) + cfi_restore (r4) + cfi_restore (r3) + cfi_restore (r2) + bx lr +#else + pop {r2,r3,r4, pc} +#endif + eabi_fnend + cfi_endproc + .size _dl_tlsdesc_dynamic, .-_dl_tlsdesc_dynamic +#endif /* SHARED */ + +/* lazy resolved for tls descriptors. */ + .hidden _dl_tlsdesc_lazy_resolver + .global _dl_tlsdesc_lazy_resolver + .type _dl_tlsdesc_lazy_resolver,#function + cfi_startproc + eabi_fnstart + .align 2 +_dl_tlsdesc_lazy_resolver: + /* r0 points at the tlsdesc, + r1 points at the GOT + r2 was pushed by the trampoline and used as a temp, + we need to pop it here. + We push the remaining call-clobbered registers here, and also + R1 -- to keep the stack correctly aligned. */ + /* Tell the unwinder that r2 has already been pushed. */ + eabi_save ({r2}) + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r2, 0) + eabi_save ({r0,r1,r3,ip,lr}) + push {r0, r1, r3, ip, lr} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r3, 8) + cfi_rel_offset (ip, 12) + cfi_rel_offset (lr, 16) + bl _dl_tlsdesc_lazy_resolver_fixup + pop {r0, r1, r3, ip, lr} + cfi_adjust_cfa_offset (-20) + cfi_restore (lr) + cfi_restore (ip) + cfi_restore (r3) + cfi_restore (r1) + cfi_restore (r0) + pop {r2} + cfi_adjust_cfa_offset (-4) + cfi_restore (r2) + sfi_breg r0, \ + ldr r1, [\B, #4] + BX (r1) + eabi_fnend + cfi_endproc + .size _dl_tlsdesc_lazy_resolver, .-_dl_tlsdesc_lazy_resolver + +/* Holder for lazy tls descriptors being resolve in another thread. + Same ABI as the lazy resolver itself. */ + .hidden _dl_tlsdesc_resolve_hold + .global _dl_tlsdesc_resolve_hold + .type _dl_tlsdesc_resolve_hold,#function + cfi_startproc + eabi_fnstart + .align 2 +_dl_tlsdesc_resolve_hold: + /* Tell the unwinder that r2 has already been pushed. */ + eabi_save ({r2}) + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r2, 0) + eabi_save ({r0,r1,r3,ip,lr}) + push {r0, r1, r3, ip, lr} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r3, 8) + cfi_rel_offset (ip, 12) + cfi_rel_offset (lr, 16) + adr r2, _dl_tlsdesc_resolve_hold + bl _dl_tlsdesc_resolve_hold_fixup + pop {r0, r1, r3, ip, lr} + cfi_adjust_cfa_offset (-20) + cfi_restore (lr) + cfi_restore (ip) + cfi_restore (r3) + cfi_restore (r1) + cfi_restore (r0) + pop {r2} + cfi_adjust_cfa_offset (-4) + cfi_restore (r2) + sfi_breg r0, \ + ldr r1, [\B, #4] + BX (r1) + eabi_fnend + cfi_endproc + .size _dl_tlsdesc_resolve_hold, .-_dl_tlsdesc_resolve_hold diff --git a/sysdeps/arm/dl-tlsdesc.h b/sysdeps/arm/dl-tlsdesc.h new file mode 100644 index 0000000..27a5d5d --- /dev/null +++ b/sysdeps/arm/dl-tlsdesc.h @@ -0,0 +1,62 @@ +/* Thread-local storage descriptor handling in the ELF dynamic linker. + ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; witout even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_DL_TLSDESC_H +# define _ARM_DL_TLSDESC_H 1 + +/* Type used to represent a TLS descriptor in the GOT. */ +struct tlsdesc +{ + union + { + void *pointer; + long value; + } argument; + ptrdiff_t (*entry)(struct tlsdesc *); +}; + + +typedef struct dl_tls_index +{ + unsigned long int ti_module; + unsigned long int ti_offset; +} tls_index; + +/* Type used as the argument in a TLS descriptor for a symbol that + needs dynamic TLS offsets. */ +struct tlsdesc_dynamic_arg +{ + tls_index tlsinfo; + size_t gen_count; +}; + +extern ptrdiff_t attribute_hidden + _dl_tlsdesc_return(struct tlsdesc *), + _dl_tlsdesc_undefweak(struct tlsdesc *), + _dl_tlsdesc_resolve_hold(struct tlsdesc *), + _dl_tlsdesc_lazy_resolver(struct tlsdesc *); + +# ifdef SHARED +extern void *_dl_make_tlsdesc_dynamic (struct link_map *map, size_t ti_offset); + +extern ptrdiff_t attribute_hidden + _dl_tlsdesc_dynamic(struct tlsdesc *); +# endif + +#endif diff --git a/sysdeps/arm/dl-trampoline.S b/sysdeps/arm/dl-trampoline.S new file mode 100644 index 0000000..2b7033b --- /dev/null +++ b/sysdeps/arm/dl-trampoline.S @@ -0,0 +1,212 @@ +/* PLT trampolines. ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* ??? Needs more rearrangement for the LDM to handle thumb mode. */ +#define NO_THUMB +#include <sysdep.h> +#include <libc-symbols.h> + + .text + .globl _dl_runtime_resolve + .type _dl_runtime_resolve, #function + CFI_SECTIONS + cfi_startproc + .align 2 +_dl_runtime_resolve: + cfi_adjust_cfa_offset (4) + cfi_rel_offset (lr, 0) + + @ we get called with + @ stack[0] contains the return address from this call + @ ip contains &GOT[n+3] (pointer to function) + @ lr points to &GOT[2] + + @ Save arguments. We save r4 to realign the stack. + push {r0-r4} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r2, 8) + cfi_rel_offset (r3, 12) + + @ get pointer to linker struct + ldr r0, [lr, #-4] + + @ prepare to call _dl_fixup() + @ change &GOT[n+3] into 8*n NOTE: reloc are 8 bytes each + sub r1, ip, lr + sub r1, r1, #4 + add r1, r1, r1 + + @ call fixup routine + bl _dl_fixup + + @ save the return + mov ip, r0 + + @ get arguments and return address back. We restore r4 + @ only to realign the stack. + pop {r0-r4,lr} + cfi_adjust_cfa_offset (-24) + + @ jump to the newly found address + BX(ip) + + cfi_endproc + .size _dl_runtime_resolve, .-_dl_runtime_resolve + +#ifndef PROF + .globl _dl_runtime_profile + .type _dl_runtime_profile, #function + CFI_SECTIONS + cfi_startproc + .align 2 +_dl_runtime_profile: + cfi_adjust_cfa_offset (4) + cfi_rel_offset (lr, 0) + + @ we get called with + @ stack[0] contains the return address from this call + @ ip contains &GOT[n+3] (pointer to function) + @ lr points to &GOT[2] + + @ Stack layout: + @ 212 - saved lr + @ 208 - framesize returned from pltenter + @ 16 - La_arm_regs + @ 8 - Saved two arguments to _dl_profile_fixup + @ 4 - Saved result of _dl_profile_fixup + @ 0 - outgoing argument to _dl_profile_fixup + @ For now, we only save the general purpose registers. + + sub sp, sp, #196 + cfi_adjust_cfa_offset (196) + stmia sp, {r0-r3} + cfi_rel_offset (r0, 0) + cfi_rel_offset (r1, 4) + cfi_rel_offset (r2, 8) + cfi_rel_offset (r3, 12) + + sub sp, sp, #16 + cfi_adjust_cfa_offset (16) + + @ Save sp and lr. + add r0, sp, #216 + str r0, [sp, #32] + ldr r2, [sp, #212] + str r2, [sp, #36] + + @ get pointer to linker struct + ldr r0, [lr, #-4] + + @ prepare to call _dl_profile_fixup() + @ change &GOT[n+3] into 8*n NOTE: reloc are 8 bytes each + sub r1, ip, lr + sub r1, r1, #4 + add r1, r1, r1 + + @ Save these two arguments for pltexit. + add r3, sp, #8 + stmia r3!, {r0,r1} + + @ Set up extra args for _dl_profile_fixup. + @ r2 and r3 are already loaded. + add ip, sp, #208 + str ip, [sp, #0] + + @ call profiling fixup routine + bl _dl_profile_fixup + + @ The address to call is now in r0. + + @ Check whether we're wrapping this function. + ldr ip, [sp, #208] + cmp ip, #0 + bge 1f + cfi_remember_state + + @ save the return + mov ip, r0 + + @ get arguments and return address back + add sp, sp, #16 + cfi_adjust_cfa_offset (-16) + ldmia sp, {r0-r3,sp,lr} + cfi_adjust_cfa_offset (-200) + + @ jump to the newly found address + BX(ip) + + cfi_restore_state +1: + @ The new frame size is in ip. + + @ New stack layout: + @ 268 - saved r7 + @ 264 - saved result of _dl_profile_fixup + @ 72 - La_arm_regs + @ 64 - Saved two arguments to _dl_profile_fixup + @ 0 - La_arm_retval + @ For now, we only save the general purpose registers. + + @ Build the new frame. + str r7, [sp, #212] + cfi_rel_offset (r7, 212) + sub r7, sp, #56 + cfi_def_cfa_register (r7) + cfi_adjust_cfa_offset (56) + sub sp, sp, ip + bic sp, sp, #7 + + @ Save the _dl_profile_fixup result around the call to memcpy. + str r0, [r7, #264] + + @ Copy the stack arguments. + mov r0, sp + add r1, r7, #272 + mov r2, ip + bl memcpy + + @ Call the function. + add ip, r7, #72 + ldmia ip, {r0-r3} + ldr ip, [r7, #264] + BLX(ip) + stmia r7, {r0-r3} + + @ Call pltexit. + add ip, r7, #64 + ldmia ip, {r0,r1} + add r2, r7, #72 + add r3, r7, #0 + bl _dl_call_pltexit + + @ Return to caller. + ldmia r7, {r0-r3} + mov sp, r7 + cfi_def_cfa_register (sp) + ldr r7, [sp, #268] + ldr lr, [sp, #92] + add sp, sp, #272 + cfi_adjust_cfa_offset (-272) + BX(lr) + + cfi_endproc + .size _dl_runtime_profile, .-_dl_runtime_profile +#endif + .previous diff --git a/sysdeps/arm/fclrexcpt.c b/sysdeps/arm/fclrexcpt.c new file mode 100644 index 0000000..8b54114 --- /dev/null +++ b/sysdeps/arm/fclrexcpt.c @@ -0,0 +1,58 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__feclearexcept (int excepts) +{ + if (ARM_HAVE_VFP) + { + unsigned long int temp; + + /* Mask out unsupported bits/exceptions. */ + excepts &= FE_ALL_EXCEPT; + + /* Get the current floating point status. */ + _FPU_GETCW (temp); + + /* Clear the relevant bits. */ + temp = (temp & ~FE_ALL_EXCEPT) | (temp & FE_ALL_EXCEPT & ~excepts); + + /* Put the new data in effect. */ + _FPU_SETCW (temp); + + /* Success. */ + return 0; + } + + /* Unsupported, so fail unless nothing needs to be done. */ + return (excepts != 0); +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feclearexcept, __old_feclearexcept) +compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1); +#endif + +libm_hidden_ver (__feclearexcept, feclearexcept) +versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); diff --git a/sysdeps/arm/fedisblxcpt.c b/sysdeps/arm/fedisblxcpt.c new file mode 100644 index 0000000..88da539 --- /dev/null +++ b/sysdeps/arm/fedisblxcpt.c @@ -0,0 +1,47 @@ +/* Disable floating-point exceptions. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +fedisableexcept (int excepts) +{ + if (ARM_HAVE_VFP) + { + unsigned long int new_exc, old_exc; + + _FPU_GETCW(new_exc); + + old_exc = (new_exc >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT; + + excepts &= FE_ALL_EXCEPT; + + new_exc &= ~(excepts << FE_EXCEPT_SHIFT); + + _FPU_SETCW(new_exc); + + return old_exc; + } + + /* Unsupported, so return -1 for failure. */ + return -1; +} diff --git a/sysdeps/arm/feenablxcpt.c b/sysdeps/arm/feenablxcpt.c new file mode 100644 index 0000000..b286ec5 --- /dev/null +++ b/sysdeps/arm/feenablxcpt.c @@ -0,0 +1,59 @@ +/* Enable floating-point exceptions. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +feenableexcept (int excepts) +{ + if (ARM_HAVE_VFP) + { + unsigned long int new_exc, old_exc; + + _FPU_GETCW(new_exc); + + old_exc = (new_exc >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT; + + excepts &= FE_ALL_EXCEPT; + + new_exc |= (excepts << FE_EXCEPT_SHIFT); + + _FPU_SETCW(new_exc); + + if (excepts != 0) + { + /* VFPv3 and VFPv4 do not support trapping exceptions, so + test whether the relevant bits were set and fail if + not. */ + unsigned int temp; + _FPU_GETCW (temp); + if ((temp & (excepts << FE_EXCEPT_SHIFT)) + != (excepts << FE_EXCEPT_SHIFT)) + return -1; + } + + return old_exc; + } + + /* Unsupported, so return -1 for failure. */ + return -1; +} diff --git a/sysdeps/arm/fegetenv.c b/sysdeps/arm/fegetenv.c new file mode 100644 index 0000000..7003a01 --- /dev/null +++ b/sysdeps/arm/fegetenv.c @@ -0,0 +1,48 @@ +/* Store current floating-point environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__fegetenv (fenv_t *envp) +{ + if (ARM_HAVE_VFP) + { + unsigned long int temp; + _FPU_GETCW (temp); + envp->__cw = temp; + + /* Success. */ + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetenv, __old_fegetenv) +compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1); +#endif + +libm_hidden_ver (__fegetenv, fegetenv) +versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2); diff --git a/sysdeps/arm/fegetexcept.c b/sysdeps/arm/fegetexcept.c new file mode 100644 index 0000000..5974c63 --- /dev/null +++ b/sysdeps/arm/fegetexcept.c @@ -0,0 +1,39 @@ +/* Get floating-point exceptions. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001 + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +fegetexcept (void) +{ + if (ARM_HAVE_VFP) + { + unsigned long temp; + + _FPU_GETCW (temp); + + return (temp >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT; + } + + /* Unsupported. Return all exceptions disabled. */ + return 0; +} diff --git a/sysdeps/arm/fegetround.c b/sysdeps/arm/fegetround.c new file mode 100644 index 0000000..cb4cf1b --- /dev/null +++ b/sysdeps/arm/fegetround.c @@ -0,0 +1,40 @@ +/* Return current rounding direction. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +fegetround (void) +{ + if (ARM_HAVE_VFP) + { + unsigned int temp; + + /* Get the current environment. */ + _FPU_GETCW (temp); + + return temp & FE_TOWARDZERO; + } + + /* The current soft-float implementation only handles TONEAREST. */ + return FE_TONEAREST; +} +libm_hidden_def (fegetround) diff --git a/sysdeps/arm/feholdexcpt.c b/sysdeps/arm/feholdexcpt.c new file mode 100644 index 0000000..9ca673c --- /dev/null +++ b/sysdeps/arm/feholdexcpt.c @@ -0,0 +1,50 @@ +/* Store current floating-point environment and clear exceptions. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +feholdexcept (fenv_t *envp) +{ + if (ARM_HAVE_VFP) + { + unsigned long int temp; + + /* Store the environment. */ + _FPU_GETCW(temp); + envp->__cw = temp; + + /* Now set all exceptions to non-stop. */ + temp &= ~(FE_ALL_EXCEPT << FE_EXCEPT_SHIFT); + + /* And clear all exception flags. */ + temp &= ~FE_ALL_EXCEPT; + + _FPU_SETCW(temp); + + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +libm_hidden_def (feholdexcept) diff --git a/sysdeps/arm/fesetenv.c b/sysdeps/arm/fesetenv.c new file mode 100644 index 0000000..af4f25d --- /dev/null +++ b/sysdeps/arm/fesetenv.c @@ -0,0 +1,63 @@ +/* Install given floating-point environment. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__fesetenv (const fenv_t *envp) +{ + if (ARM_HAVE_VFP) + { + unsigned int temp; + + _FPU_GETCW (temp); + temp &= _FPU_RESERVED; + + if (envp == FE_DFL_ENV) + temp |= _FPU_DEFAULT; + else if (envp == FE_NOMASK_ENV) + temp |= _FPU_IEEE; + else + temp |= envp->__cw & ~_FPU_RESERVED; + + _FPU_SETCW (temp); + + if (envp == FE_NOMASK_ENV) + { + /* VFPv3 and VFPv4 do not support trapping exceptions, so + test whether the relevant bits were set and fail if + not. */ + _FPU_GETCW (temp); + if ((temp & _FPU_IEEE) != _FPU_IEEE) + return 1; + } + + /* Success. */ + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +#include <shlib-compat.h> +libm_hidden_ver (__fesetenv, fesetenv) +versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2); diff --git a/sysdeps/arm/fesetround.c b/sysdeps/arm/fesetround.c new file mode 100644 index 0000000..6f533d1 --- /dev/null +++ b/sysdeps/arm/fesetround.c @@ -0,0 +1,53 @@ +/* Set current rounding direction. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +fesetround (int round) +{ + if (ARM_HAVE_VFP) + { + fpu_control_t temp; + + switch (round) + { + case FE_TONEAREST: + case FE_UPWARD: + case FE_DOWNWARD: + case FE_TOWARDZERO: + _FPU_GETCW (temp); + temp = (temp & ~FE_TOWARDZERO) | round; + _FPU_SETCW (temp); + return 0; + default: + return 1; + } + } + else if (round == FE_TONEAREST) + /* This is the only supported rounding mode for soft-fp. */ + return 0; + + /* Unsupported, so fail. */ + return 1; +} + +libm_hidden_def (fesetround) diff --git a/sysdeps/arm/feupdateenv.c b/sysdeps/arm/feupdateenv.c new file mode 100644 index 0000000..58ec5f6 --- /dev/null +++ b/sysdeps/arm/feupdateenv.c @@ -0,0 +1,56 @@ +/* Install given floating-point environment and raise exceptions. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__feupdateenv (const fenv_t *envp) +{ + if (ARM_HAVE_VFP) + { + unsigned int temp; + + /* Get the current exception state. */ + _FPU_GETCW (temp); + + /* Install new environment. */ + fesetenv (envp); + + /* Raise the saved exceptions. */ + feraiseexcept (temp & FE_ALL_EXCEPT); + + /* Success. */ + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__feupdateenv, __old_feupdateenv) +compat_symbol (libm, __old_feupdateenv, feupdateenv, GLIBC_2_1); +#endif + +libm_hidden_ver (__feupdateenv, feupdateenv) +versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2); diff --git a/sysdeps/arm/fgetexcptflg.c b/sysdeps/arm/fgetexcptflg.c new file mode 100644 index 0000000..1145979 --- /dev/null +++ b/sysdeps/arm/fgetexcptflg.c @@ -0,0 +1,50 @@ +/* Store current representation for exceptions. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__fegetexceptflag (fexcept_t *flagp, int excepts) +{ + if (ARM_HAVE_VFP) + { + unsigned long temp; + + /* Get the current exceptions. */ + _FPU_GETCW (temp); + + *flagp = temp & excepts & FE_ALL_EXCEPT; + + /* Success. */ + return 0; + } + + /* Unsupported, so fail. */ + return 1; +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fegetexceptflag, __old_fegetexceptflag) +compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1); +#endif +versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2); diff --git a/sysdeps/arm/find_exidx.c b/sysdeps/arm/find_exidx.c new file mode 100644 index 0000000..39910ed --- /dev/null +++ b/sysdeps/arm/find_exidx.c @@ -0,0 +1,79 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <link.h> +#include <unwind.h> + +struct unw_eh_callback_data +{ + _Unwind_Ptr pc; + _Unwind_Ptr exidx_start; + int exidx_len; +}; + + +/* Callback to determins if the PC lies within an object, and remember the + location of the exception index table if it does. */ + +static int +find_exidx_callback (struct dl_phdr_info * info, size_t size, void * ptr) +{ + struct unw_eh_callback_data * data; + const ElfW(Phdr) *phdr; + int i; + int match; + _Unwind_Ptr load_base; + + data = (struct unw_eh_callback_data *) ptr; + load_base = info->dlpi_addr; + phdr = info->dlpi_phdr; + + match = 0; + for (i = info->dlpi_phnum; i > 0; i--, phdr++) + { + if (phdr->p_type == PT_LOAD) + { + _Unwind_Ptr vaddr = phdr->p_vaddr + load_base; + if (data->pc >= vaddr && data->pc < vaddr + phdr->p_memsz) + match = 1; + } + else if (phdr->p_type == PT_ARM_EXIDX) + { + data->exidx_start = (_Unwind_Ptr) (phdr->p_vaddr + load_base); + data->exidx_len = phdr->p_memsz; + } + } + + return match; +} + + +/* Find the exception index table containing PC. */ + +_Unwind_Ptr +__gnu_Unwind_Find_exidx (_Unwind_Ptr pc, int * pcount) +{ + struct unw_eh_callback_data data; + + data.pc = pc; + data.exidx_start = 0; + if (__dl_iterate_phdr (find_exidx_callback, &data) <= 0) + return 0; + + *pcount = data.exidx_len / 8; + return data.exidx_start; +} diff --git a/sysdeps/arm/fpu_control.h b/sysdeps/arm/fpu_control.h new file mode 100644 index 0000000..6d54b9b --- /dev/null +++ b/sysdeps/arm/fpu_control.h @@ -0,0 +1,63 @@ +/* FPU control word definitions. ARM VFP version. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _FPU_CONTROL_H +#define _FPU_CONTROL_H + +#if !(defined(_LIBC) && !defined(_LIBC_TEST)) && defined(__SOFTFP__) + +#define _FPU_RESERVED 0xffffffff +#define _FPU_DEFAULT 0x00000000 +typedef unsigned int fpu_control_t; +#define _FPU_GETCW(cw) (cw) = 0 +#define _FPU_SETCW(cw) (void) (cw) +extern fpu_control_t __fpu_control; + +#else + +/* masking of interrupts */ +#define _FPU_MASK_IM 0x00000100 /* invalid operation */ +#define _FPU_MASK_ZM 0x00000200 /* divide by zero */ +#define _FPU_MASK_OM 0x00000400 /* overflow */ +#define _FPU_MASK_UM 0x00000800 /* underflow */ +#define _FPU_MASK_PM 0x00001000 /* inexact */ + +/* Some bits in the FPSCR are not yet defined. They must be preserved when + modifying the contents. */ +#define _FPU_RESERVED 0x00086060 +#define _FPU_DEFAULT 0x00000000 +/* Default + exceptions enabled. */ +#define _FPU_IEEE (_FPU_DEFAULT | 0x00001f00) + +/* Type of the control word. */ +typedef unsigned int fpu_control_t; + +/* Macros for accessing the hardware control word. */ +/* This is fmrx %0, fpscr. */ +#define _FPU_GETCW(cw) \ + __asm__ __volatile__ ("mrc p10, 7, %0, cr1, cr0, 0" : "=r" (cw)) +/* This is fmxr fpscr, %0. */ +#define _FPU_SETCW(cw) \ + __asm__ __volatile__ ("mcr p10, 7, %0, cr1, cr0, 0" : : "r" (cw)) + +/* Default control word set at startup. */ +extern fpu_control_t __fpu_control; + +#endif /* __SOFTFP__ */ + +#endif /* _FPU_CONTROL_H */ diff --git a/sysdeps/arm/fraiseexcpt.c b/sysdeps/arm/fraiseexcpt.c new file mode 100644 index 0000000..8b32065 --- /dev/null +++ b/sysdeps/arm/fraiseexcpt.c @@ -0,0 +1,106 @@ +/* Raise given exceptions. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fpu_control.h> +#include <fenv.h> +#include <float.h> +#include <arm-features.h> + + +int +feraiseexcept (int excepts) +{ + if (ARM_HAVE_VFP) + { + int fpscr; + const float fp_zero = 0.0, fp_one = 1.0, fp_max = FLT_MAX, + fp_min = FLT_MIN, fp_1e32 = 1.0e32f, fp_two = 2.0, + fp_three = 3.0; + + /* Raise exceptions represented by EXPECTS. But we must raise only + one signal at a time. It is important that if the overflow/underflow + exception and the inexact exception are given at the same time, + the overflow/underflow exception follows the inexact exception. After + each exception we read from the fpscr, to force the exception to be + raised immediately. */ + + /* There are additional complications because this file may be compiled + without VFP support enabled, and we also can't assume that the + assembler has VFP instructions enabled. To get around this we use the + generic coprocessor mnemonics and avoid asking GCC to put float values + in VFP registers. */ + + /* First: invalid exception. */ + if (FE_INVALID & excepts) + __asm__ __volatile__ ( + "ldc p10, cr0, %1\n\t" /* flds s0, %1 */ + "cdp p10, 8, cr0, cr0, cr0, 0\n\t" /* fdivs s0, s0, s0 */ + "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */ + : "m" (fp_zero) + : "s0"); + + /* Next: division by zero. */ + if (FE_DIVBYZERO & excepts) + __asm__ __volatile__ ( + "ldc p10, cr0, %1\n\t" /* flds s0, %1 */ + "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */ + "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */ + "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */ + : "m" (fp_one), "m" (fp_zero) + : "s0", "s1"); + + /* Next: overflow. */ + if (FE_OVERFLOW & excepts) + /* There's no way to raise overflow without also raising inexact. */ + __asm__ __volatile__ ( + "ldc p10, cr0, %1\n\t" /* flds s0, %1 */ + "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */ + "cdp p10, 3, cr0, cr0, cr0, 1\n\t" /* fadds s0, s0, s1 */ + "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */ + : "m" (fp_max), "m" (fp_1e32) + : "s0", "s1"); + + /* Next: underflow. */ + if (FE_UNDERFLOW & excepts) + __asm__ __volatile__ ( + "ldc p10, cr0, %1\n\t" /* flds s0, %1 */ + "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */ + "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */ + "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */ + : "m" (fp_min), "m" (fp_three) + : "s0", "s1"); + + /* Last: inexact. */ + if (FE_INEXACT & excepts) + __asm__ __volatile__ ( + "ldc p10, cr0, %1\n\t" /* flds s0, %1 */ + "ldcl p10, cr0, %2\n\t" /* flds s1, %2 */ + "cdp p10, 8, cr0, cr0, cr0, 1\n\t" /* fdivs s0, s0, s1 */ + "mrc p10, 7, %0, cr1, cr0, 0" : "=r" (fpscr) /* fmrx %0, fpscr */ + : "m" (fp_two), "m" (fp_three) + : "s0", "s1"); + + /* Success. */ + return 0; + } + + /* Unsupported, so fail unless nothing needs to be done. */ + return (excepts != 0); +} + +libm_hidden_def (feraiseexcept) diff --git a/sysdeps/arm/frame.h b/sysdeps/arm/frame.h new file mode 100644 index 0000000..eba5967 --- /dev/null +++ b/sysdeps/arm/frame.h @@ -0,0 +1,27 @@ +/* Definition of stack frame structure. ARM/APCS version. + Copyright (C) 2000-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This is the APCS stack backtrace structure. */ +struct layout +{ + struct layout *next; + void *sp; + void *return_address; +}; + +#define FIRST_FRAME_POINTER ADVANCE_STACK_FRAME (__builtin_frame_address (0)) diff --git a/sysdeps/arm/framestate.c b/sysdeps/arm/framestate.c new file mode 100644 index 0000000..710cecc --- /dev/null +++ b/sysdeps/arm/framestate.c @@ -0,0 +1 @@ +/* Empty */ diff --git a/sysdeps/arm/fsetexcptflg.c b/sysdeps/arm/fsetexcptflg.c new file mode 100644 index 0000000..0c88c0f --- /dev/null +++ b/sysdeps/arm/fsetexcptflg.c @@ -0,0 +1,56 @@ +/* Set floating-point environment exception handling. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <math.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +__fesetexceptflag (const fexcept_t *flagp, int excepts) +{ + if (ARM_HAVE_VFP) + { + fexcept_t temp; + + /* Get the current environment. */ + _FPU_GETCW (temp); + + /* Set the desired exception mask. */ + temp &= ~(excepts & FE_ALL_EXCEPT); + temp |= (*flagp & excepts & FE_ALL_EXCEPT); + + /* Save state back to the FPU. */ + _FPU_SETCW (temp); + + /* Success. */ + return 0; + } + + /* Unsupported, so fail unless nothing needs to be done. */ + return (excepts != 0); +} + +#include <shlib-compat.h> +#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2) +strong_alias (__fesetexceptflag, __old_fesetexceptflag) +compat_symbol (libm, __old_fesetexceptflag, fesetexceptflag, GLIBC_2_1); +#endif + +versioned_symbol (libm, __fesetexceptflag, fesetexceptflag, GLIBC_2_2); diff --git a/sysdeps/arm/ftestexcept.c b/sysdeps/arm/ftestexcept.c new file mode 100644 index 0000000..9295c0f --- /dev/null +++ b/sysdeps/arm/ftestexcept.c @@ -0,0 +1,40 @@ +/* Test exception in current environment. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <arm-features.h> + + +int +fetestexcept (int excepts) +{ + if (ARM_HAVE_VFP) + { + fexcept_t temp; + + /* Get current exceptions. */ + _FPU_GETCW(temp); + + return temp & excepts & FE_ALL_EXCEPT; + } + + /* Unsupported, return 0. */ + return 0; +} +libm_hidden_def (fetestexcept) diff --git a/sysdeps/arm/gcc-compat.h b/sysdeps/arm/gcc-compat.h new file mode 100644 index 0000000..680f30e --- /dev/null +++ b/sysdeps/arm/gcc-compat.h @@ -0,0 +1,35 @@ +/* Macros for checking required GCC compatibility. ARM version. + Copyright (C) 2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_GCC_COMPAT_H +#define _ARM_GCC_COMPAT_H 1 + +#ifndef GCC_COMPAT_VERSION +# ifdef __ARM_PCS_VFP +/* The hard-float ABI was first supported in 4.5. */ +# define GCC_COMPAT_VERSION GCC_VERSION (4, 5) +# else +/* The EABI configurations (the only ones we handle) were first supported + in 4.1. */ +# define GCC_COMPAT_VERSION GCC_VERSION (4, 1) +# endif +#endif + +#include_next <gcc-compat.h> + +#endif diff --git a/sysdeps/arm/gccframe.h b/sysdeps/arm/gccframe.h new file mode 100644 index 0000000..f417b45 --- /dev/null +++ b/sysdeps/arm/gccframe.h @@ -0,0 +1,21 @@ +/* Definition of object in frame unwind info. arm version. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define FIRST_PSEUDO_REGISTER 27 + +#include <sysdeps/generic/gccframe.h> diff --git a/sysdeps/arm/get-rounding-mode.h b/sysdeps/arm/get-rounding-mode.h new file mode 100644 index 0000000..7d6054c --- /dev/null +++ b/sysdeps/arm/get-rounding-mode.h @@ -0,0 +1,42 @@ +/* Determine floating-point rounding mode within libc. ARM version. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_GET_ROUNDING_MODE_H +#define _ARM_GET_ROUNDING_MODE_H 1 + +#include <arm-features.h> +#include <fenv.h> +#include <fpu_control.h> + +/* Return the floating-point rounding mode. */ + +static inline int +get_rounding_mode (void) +{ + if (ARM_HAVE_VFP) + { + fpu_control_t fc; + + _FPU_GETCW (fc); + return fc & FE_TOWARDZERO; + } + else + return FE_TONEAREST; +} + +#endif /* get-rounding-mode.h */ diff --git a/sysdeps/arm/gmp-mparam.h b/sysdeps/arm/gmp-mparam.h new file mode 100644 index 0000000..e2276b7 --- /dev/null +++ b/sysdeps/arm/gmp-mparam.h @@ -0,0 +1,36 @@ +/* gmp-mparam.h -- Compiler/machine parameter header file. + +Copyright (C) 1991-2014 Free Software Foundation, Inc. + +This file is part of the GNU MP Library. + +The GNU MP Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your +option) any later version. + +The GNU MP Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MP Library. If not, see <http://www.gnu.org/licenses/>. */ + +#define BITS_PER_MP_LIMB 32 +#define BYTES_PER_MP_LIMB 4 +#define BITS_PER_LONGINT 32 +#define BITS_PER_INT 32 +#define BITS_PER_SHORTINT 16 +#define BITS_PER_CHAR 8 + +#if defined(__ARMEB__) +# define IEEE_DOUBLE_MIXED_ENDIAN 0 +# define IEEE_DOUBLE_BIG_ENDIAN 1 +#elif defined(__VFP_FP__) +# define IEEE_DOUBLE_MIXED_ENDIAN 0 +# define IEEE_DOUBLE_BIG_ENDIAN 0 +#else +# define IEEE_DOUBLE_BIG_ENDIAN 0 +# define IEEE_DOUBLE_MIXED_ENDIAN 1 +#endif diff --git a/sysdeps/arm/include/bits/setjmp.h b/sysdeps/arm/include/bits/setjmp.h new file mode 100644 index 0000000..220dfe8 --- /dev/null +++ b/sysdeps/arm/include/bits/setjmp.h @@ -0,0 +1,36 @@ +/* Private jmp_buf-related definitions. ARM EABI version. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _INCLUDE_BITS_SETJMP_H +#define _INCLUDE_BITS_SETJMP_H 1 + +#ifndef __ASSEMBLER__ +/* Get the public declarations. */ +# include <sysdeps/arm/bits/setjmp.h> +#endif + +#ifndef _ISOMAC +/* Register list for a ldm/stm instruction to load/store + the general registers from a __jmp_buf. */ +# define JMP_BUF_REGLIST {v1-v6, sl, fp} + +/* Index of __jmp_buf where the sp register resides. */ +# define __JMP_BUF_SP 8 +#endif + +#endif /* include/bits/setjmp.h */ diff --git a/sysdeps/arm/jmpbuf-unwind.h b/sysdeps/arm/jmpbuf-unwind.h new file mode 100644 index 0000000..4dfba44 --- /dev/null +++ b/sysdeps/arm/jmpbuf-unwind.h @@ -0,0 +1,45 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <setjmp.h> +#include <stdint.h> +#include <sysdep.h> +#include <unwind.h> + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle (jmpbuf[__JMP_BUF_SP])) + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[__JMP_BUF_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) + +/* We use the normal longjmp for unwinding. */ +#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/sysdeps/arm/ldsodefs.h b/sysdeps/arm/ldsodefs.h new file mode 100644 index 0000000..47cbc4f --- /dev/null +++ b/sysdeps/arm/ldsodefs.h @@ -0,0 +1,40 @@ +/* Run-time dynamic linker data structures for loaded ELF shared objects. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_LDSODEFS_H +#define _ARM_LDSODEFS_H 1 + +#include <elf.h> + +struct La_arm_regs; +struct La_arm_retval; + +#define ARCH_PLTENTER_MEMBERS \ + Elf32_Addr (*arm_gnu_pltenter) (Elf32_Sym *, unsigned int, uintptr_t *, \ + uintptr_t *, struct La_arm_regs *, \ + unsigned int *, const char *, \ + long int *) + +#define ARCH_PLTEXIT_MEMBERS \ + Elf32_Addr (*arm_gnu_pltexit) (Elf32_Sym *, unsigned int, uintptr_t *, \ + uintptr_t *, const struct La_arm_regs *, \ + struct La_arm_retval *, const char *) + +#include_next <ldsodefs.h> + +#endif diff --git a/sysdeps/arm/libc-tls.c b/sysdeps/arm/libc-tls.c new file mode 100644 index 0000000..b364401 --- /dev/null +++ b/sysdeps/arm/libc-tls.c @@ -0,0 +1,32 @@ +/* Thread-local storage handling in the ELF dynamic linker. ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <csu/libc-tls.c> +#include <dl-tls.h> + +/* On ARM, linker optimizations are not required, so __tls_get_addr + can be called even in statically linked binaries. In this case module + must be always 1 and PT_TLS segment exist in the binary, otherwise it + would not link. */ + +void * +__tls_get_addr (tls_index *ti) +{ + dtv_t *dtv = THREAD_DTV (); + return (char *) dtv[1].pointer.val + ti->ti_offset; +} diff --git a/sysdeps/arm/libm-test-ulps b/sysdeps/arm/libm-test-ulps new file mode 100644 index 0000000..3811ff0 --- /dev/null +++ b/sysdeps/arm/libm-test-ulps @@ -0,0 +1,8028 @@ +# Begin of automatic generation + +# acos_downward +Test "acos_downward (-0x8p-4)": +float: 1 +ifloat: 1 + +# acos_towardzero +Test "acos_towardzero (-0x8p-4)": +float: 1 +ifloat: 1 + +# acos_upward +Test "acos_upward (+0)": +double: 1 +idouble: 1 +Test "acos_upward (-0)": +double: 1 +idouble: 1 +Test "acos_upward (-0x1p+0)": +double: 1 +idouble: 1 +Test "acos_upward (-0x4p-1024)": +double: 1 +idouble: 1 +Test "acos_upward (-0x4p-1076)": +double: 1 +idouble: 1 +Test "acos_upward (-0x4p-128)": +double: 1 +idouble: 1 +Test "acos_upward (-0x8p-152)": +double: 1 +idouble: 1 +Test "acos_upward (-0x8p-972)": +double: 1 +idouble: 1 +Test "acos_upward (0x1.70ef54646d496p-56)": +double: 1 +idouble: 1 +Test "acos_upward (0x1.70ef54646d497p-56)": +double: 1 +idouble: 1 +Test "acos_upward (0x1.70ef54p-56)": +double: 1 +idouble: 1 +Test "acos_upward (0x1.70ef56p-56)": +double: 1 +idouble: 1 +Test "acos_upward (0x4p-1024)": +double: 1 +idouble: 1 +Test "acos_upward (0x4p-1076)": +double: 1 +idouble: 1 +Test "acos_upward (0x4p-128)": +double: 1 +idouble: 1 +Test "acos_upward (0x8p-152)": +double: 1 +idouble: 1 +Test "acos_upward (0x8p-972)": +double: 1 +idouble: 1 + +# acosh +Test "acosh (0x6.4p+4)": +double: 1 +idouble: 1 +Test "acosh (0xf.ffffffffffff8p+1020)": +double: 1 + +# asin_downward +Test "asin_downward (-0x1p+0)": +double: 1 +idouble: 1 +Test "asin_downward (-0x8p-4)": +double: 1 +idouble: 1 +Test "asin_downward (-0xf.fffffff8p-4)": +double: 1 +idouble: 1 +Test "asin_downward (-0xf.ffffffffffff8p-4)": +double: 1 +idouble: 1 +Test "asin_downward (-0xf.fffffffffffp-4)": +double: 1 +idouble: 1 +Test "asin_downward (-0xf.fffffp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_downward (0x8p-4)": +float: 1 +ifloat: 1 + +# asin_towardzero +Test "asin_towardzero (-0x4p-1024)": +double: 1 +idouble: 1 +Test "asin_towardzero (-0x4p-1076)": +double: 1 +idouble: 1 +Test "asin_towardzero (-0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_towardzero (-0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_towardzero (-0x8p-4)": +float: 1 +ifloat: 1 +Test "asin_towardzero (-0x8p-972)": +double: 1 +idouble: 1 +Test "asin_towardzero (0x8p-4)": +float: 1 +ifloat: 1 + +# asin_upward +Test "asin_upward (-0x4p-1024)": +double: 1 +idouble: 1 +Test "asin_upward (-0x4p-1076)": +double: 1 +idouble: 1 +Test "asin_upward (-0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (-0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (-0x8p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (-0x8p-972)": +double: 1 +idouble: 1 +Test "asin_upward (-0xf.fffffff8p-4)": +double: 1 +idouble: 1 +Test "asin_upward (-0xf.ffffffffffff8p-4)": +double: 1 +idouble: 1 +Test "asin_upward (-0xf.fffffffffffp-4)": +double: 1 +idouble: 1 +Test "asin_upward (-0xf.fffffp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (0x1p+0)": +double: 1 +idouble: 1 +Test "asin_upward (0x4p-1024)": +double: 1 +idouble: 1 +Test "asin_upward (0x4p-1076)": +double: 1 +idouble: 1 +Test "asin_upward (0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "asin_upward (0x8p-972)": +double: 1 +idouble: 1 + +# asinh +Test "asinh (-0xf.ffffffffffff8p+1020)": +double: 1 +Test "asinh (0xap+0)": +float: 1 +ifloat: 1 +Test "asinh (0xf.ffffffffffff8p+1020)": +double: 1 + +# atan2 +Test "atan2 (-0x1.effe82p-8, -0x7.57d1d8p-12)": +float: 1 +ifloat: 1 +Test "atan2 (-0xcp-4, -0x1p+0)": +float: 1 +ifloat: 1 +Test "atan2 (-0xf.fffffp+124, -0x4p-128)": +float: 1 +ifloat: 1 +Test "atan2 (-0xf.fffffp+124, -0x8p-152)": +float: 1 +ifloat: 1 +Test "atan2 (0x1.64p+0, 0xe.ep-4)": +float: 1 +ifloat: 1 +Test "atan2 (0xcp-4, -0x1p+0)": +float: 1 +ifloat: 1 +Test "atan2 (0xf.fffffp+124, -0x4p-128)": +float: 1 +ifloat: 1 +Test "atan2 (0xf.fffffp+124, -0x8p-152)": +float: 1 +ifloat: 1 + +# atanh +Test "atanh (-0xcp-4)": +float: 1 +ifloat: 1 +Test "atanh (0xcp-4)": +float: 1 +ifloat: 1 + +# cacos +Test "Imaginary part of: cacos (+0 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (+0 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (+0 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (+0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (+0 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (+0 - 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0 - 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0.25 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0.25 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0.25 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0.25 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 + 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 + 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0.5 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 - 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 - 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 - 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0.5 - 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0.5 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0.5 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x0.fffffffffffff8p0 + 0x1p-52 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x0.fffffffffffff8p0 - 0x1p-52 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x0.ffffffp0 + 0x1p-23 i)": +float: 2 +ifloat: 2 +Test "Imaginary part of: cacos (-0x0.ffffffp0 - 0x1p-23 i)": +float: 2 +ifloat: 2 +Test "Imaginary part of: cacos (-0x1.000002p0 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.000002p0 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-10 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-10 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1.fp-100 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-100 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-100 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-100 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-1000 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-1000 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-1025 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-1025 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-1025 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (-0x1.fp-1025 - 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1.fp-129 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 0x0.ffffffp0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 + 1.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 + 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 0x0.ffffffp0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-129 - 1.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-129 - 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1.fp-30 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-30 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1.fp-30 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1.fp-30 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 + 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-105 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 + 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 - 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-105 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-105 - 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 + 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-112 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 + 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 - 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-112 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-112 - 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 + 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-23 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-23 + 0x0.ffffffp0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1p-23 + 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 - 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-23 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-23 - 0x0.ffffffp0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (-0x1p-23 - 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-23 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 + 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-52 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 + 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 - 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-52 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-52 - 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 + 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-63 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 + 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 - 0.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-0x1p-63 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-0x1p-63 - 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-1.0 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-1.0 + 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-1.0 + 0x1p50 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-1.0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (-1.0 - 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-1.0 - 0x1p50 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (-2 - 3 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (0.25 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (0.25 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacos (0.5 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (0.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (0.5 + 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (0.5 + 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacos (0.5 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1p-52 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 0x1p-63 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacos (0.5 + 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 - 0 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos (0.5 - 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: cacos 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0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 0x0.ffffffp0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (-0x1.fp-129 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (-0x1.fp-129 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 + 1.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (-0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 - 0x0.ffffffp0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cacosh (-0x1.fp-129 - 0x1.000002p0 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(0x1.fp-129 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1.fp-129 + 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacosh (0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1.fp-129 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1.fp-129 - 1.5 i)": +double: 1 +idouble: 1 +Test "Real part of: cacosh (0x1.fp-30 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1.fp-30 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: cacosh (0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Real part of: cacosh (0x1p-105 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1p-105 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1p-112 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: cacosh (0x1p-112 - 0.5 i)": +float: 1 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"Imaginary part of: casin (-0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0 - 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.25 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0.25 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 + 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 + 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 - 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 - 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0.5 - 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part 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(-0x1.fp-129 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1.fp-129 - 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (-0x1.fp-30 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1.fp-30 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-105 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-105 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-112 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-112 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: casin (-0x1p-23 + 0.5 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-23 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-0x1p-23 + 0x0.ffffffp0 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (-0x1p-23 + 0x1.000002p0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 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"Real part of: casin (-1.0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-1.0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (-1.0 - 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0.25 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0.25 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 + 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 + 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 - 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 - 0x1p-105 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 - 0x1p-112 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 - 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0.5 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (0.75 + 1.25 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x0.fffffffffffff8p0 + 0x1p-52 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x0.fffffffffffff8p0 - 0x1p-52 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x0.ffffffp0 + 0x1p-23 i)": +float: 2 +ifloat: 2 +Test "Imaginary part of: casin (0x0.ffffffp0 - 0x1p-23 i)": +float: 2 +ifloat: 2 +Test "Imaginary part of: casin (0x1.000002p0 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.000002p0 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Real part of: casin (0x1.fp-10 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-10 + 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (0x1.fp-10 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-10 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-100 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-100 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-1000 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-1000 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-1025 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-1025 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-1025 - 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-1025 - 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-129 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-129 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-129 + 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-129 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-129 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-129 - 1.5 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp-30 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp-30 - 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casin (0x1p-105 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-105 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-112 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-112 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: casin (0x1p-23 + 0.5 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-23 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-23 + 0x0.ffffffp0 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (0x1p-23 + 0x1.000002p0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casin (0x1p-23 - 0.5 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-23 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-23 - 0x0.ffffffp0 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (0x1p-23 - 0x1.000002p0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-52 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-52 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-63 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (0x1p-63 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: casin (1.0 + 0.25 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (1.0 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (1.0 + 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (1.0 + 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: casin (1.0 - 0.25 i)": +double: 1 +idouble: 1 +Test "Real part of: casin (1.0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (1.0 - 0.5 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casin (1.0 - 0x1.fp-10 i)": +float: 1 +ifloat: 1 + +# casinh +Test "Imaginary part of: casinh (-0.25 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (-0.25 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0.5 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (-0.5 + 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (-0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (-0.5 - 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0.5 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (-0.5 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0x0.ffffffp0 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x0.ffffffp0 - 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (-0x1.000002p0 + 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casinh (-0x1.000002p0 - 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-0x1.fp-10 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0x1.fp-10 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0x1.fp-129 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1.fp-129 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-105 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-105 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-112 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-112 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-23 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-23 + 0x0.ffffffp0 i)": +float: 2 +ifloat: 2 +Test "Real part of: casinh (-0x1p-23 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0x1p-23 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-23 - 0x0.ffffffp0 i)": +float: 2 +ifloat: 2 +Test "Real part of: casinh (-0x1p-23 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-0x1p-52 + 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-0x1p-52 - 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 + +0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 + 0.25 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (-1.0 + 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-100 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-129 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 + 0x1.fp-30 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0.25 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (-1.0 - 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-100 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-129 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.0 - 0x1.fp-30 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (-1.5 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.5 + 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.5 - 0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.5 - 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (-1.5 - 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (0.25 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (0.25 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0.5 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.5 + 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.5 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1.fp-129 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1p-105 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1p-112 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1p-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.5 - 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1p-52 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 0x1p-63 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.5 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.5 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0.75 + 1.25 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0.75 + 1.25 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (0x0.ffffffp0 + 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x0.ffffffp0 - 0x1p-23 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (0x1.000002p0 + 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: casinh (0x1.000002p0 - 0x1p-23 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (0x1.fp-10 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0x1.fp-10 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0x1.fp-129 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1.fp-129 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-105 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-105 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-112 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-112 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-23 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-23 + 0x0.ffffffp0 i)": +float: 2 +ifloat: 2 +Test "Real part of: casinh (0x1p-23 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0x1p-23 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-23 - 0x0.ffffffp0 i)": +float: 2 +ifloat: 2 +Test "Real part of: casinh (0x1p-23 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (0x1p-52 + 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (0x1p-52 - 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 + +0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 + 0.25 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 + 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (1.0 + 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-100 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-129 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 + 0x1.fp-30 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0.25 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0.5 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (1.0 - 0x1.fp-10 i)": +float: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-100 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-129 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.0 - 0x1.fp-30 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: casinh (1.5 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.5 + 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.5 + 0x1.fp-129 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.5 - 0 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.5 - 0x1.fp-1025 i)": +double: 1 +idouble: 1 +Test "Real part of: casinh (1.5 - 0x1.fp-129 i)": +double: 1 +idouble: 1 + +# catan +Test "Imaginary part of: catan (-0x0.fffffffffffff8p0 + 0x1p-27 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x0.ffffffp0 + 0x1p-13 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1.0000000000001p0 - 0x1p-27 i)": +double: 1 +idouble: 1 +Test "Real part of: catan (-0x1.000002p0 + 0x1p-126 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1.000002p0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1.000002p0 - 0x1p-126 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1.000002p0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1.000002p0 - 0x1p-13 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1.fp1023 - 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1.fp127 - 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1p-1020 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (-0x1p-1020 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: catan (-0x1p-13 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1p-13 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-0x1p-13 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1p-54 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1p-54 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1p-57 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-0x1p-57 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-1.0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (-1.0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (-2 - 3 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x0.fffffffffffff8p0 + 0x1p-27 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x0.ffffffp0 + 0x1p-13 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1.0000000000001p0 - 0x1p-27 i)": +double: 1 +idouble: 1 +Test "Real part of: catan (0x1.000002p0 + 0x1p-126 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1.000002p0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1.000002p0 - 0x1p-126 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1.000002p0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1.000002p0 - 0x1p-13 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1.fp1023 - 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1.fp127 - 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1p-1020 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catan (0x1p-1020 - 1.0 i)": +double: 1 +idouble: 1 +Test "Real part of: catan (0x1p-13 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1p-13 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (0x1p-13 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1p-54 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1p-54 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1p-57 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catan (0x1p-57 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (1.0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catan (1.0 - 0x1p-13 i)": +float: 1 +ifloat: 1 + +# catanh +Test "Real part of: catanh (-0x1.000002p0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (-0x1.000002p0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-0x1.000002p0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (-0x1.000002p0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (-0x1.fp1023 - 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (-0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (-0x1.fp127 - 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (-0x1p-126 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (-0x1p-126 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-0x1p-13 + 0x1.000002p0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (-0x1p-13 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (-0x1p-13 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-0x1p-13 - 0x1.000002p0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (-0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (-0x1p-13 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-0x1p-27 + 0x1.0000000000001p0 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (-0x1p-27 - 0x1.0000000000001p0 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (-1.0 + 0x1p-1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (-1.0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-1.0 + 0x1p-54 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-1.0 + 0x1p-57 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-1.0 - 0x1p-1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (-1.0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-1.0 - 0x1p-54 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-1.0 - 0x1p-57 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (-2 - 3 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (0x1.000002p0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1.000002p0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (0x1.fp1023 + 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (0x1.fp1023 - 0x1.fp1023 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (0x1.fp127 + 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (0x1.fp127 - 0x1.fp127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (0x1p-126 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1p-126 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (0x1p-13 + 0x0.ffffffp0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1p-13 + 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1p-13 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (0x1p-13 - 0x0.ffffffp0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1p-13 - 0x1.000002p0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0x1p-13 - 1.0 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (0x1p-27 + 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (0x1p-27 - 0x0.fffffffffffff8p0 i)": +double: 1 +idouble: 1 +Test "Real part of: catanh (1.0 + 0x1p-1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (1.0 + 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (1.0 + 0x1p-54 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (1.0 + 0x1p-57 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (1.0 - 0x1p-1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: catanh (1.0 - 0x1p-13 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (1.0 - 0x1p-54 i)": +float: 1 +ifloat: 1 +Test "Real part of: catanh (1.0 - 0x1p-57 i)": +float: 1 +ifloat: 1 + +# cbrt +Test "cbrt (-0x1.bp+4)": +double: 1 +idouble: 1 +Test "cbrt (-0x4.18937p-12)": +float: 1 +ifloat: 1 +Test "cbrt (0xcp-4)": +double: 1 +idouble: 1 +Test "cbrt (0xf.ep-4)": +double: 1 +idouble: 1 + +# ccos +Test "Imaginary part of: ccos (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccos (-0xcp-4 + 0x2.c68p+8 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccos (-0xcp-4 + 0x5.98p+4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccos (-0xcp-4 - 0x2.c68p+8 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccos (-0xcp-4 - 0x5.98p+4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccos (0x4p-1076 + 0x5.ap+8 i)": +double: 1 +idouble: 1 +Test "Real part of: ccos (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ccos (0xcp-4 + 0x1.4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccos (0xcp-4 + 0x2.c68p+8 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccos (0xcp-4 + 0x5.98p+4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccos (0xcp-4 - 0x2.c68p+8 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccos (0xcp-4 - 0x5.98p+4 i)": +float: 1 +ifloat: 1 + +# ccosh +Test "Imaginary part of: ccosh (-0x2.c68p+8 + 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccosh (-0x2.c68p+8 - 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: ccosh (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (-0x5.98p+4 + 0xcp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (-0x5.98p+4 - 0xcp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0x2.c68p+8 + 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccosh (0x2.c68p+8 - 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ccosh (0x5.98p+4 + 0xcp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0x5.98p+4 - 0xcp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0x5.ap+8 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ccosh (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0xcp-4 + 0x1.4p+0 i)": +float: 1 +ifloat: 1 + +# cexp +Test "Imaginary part of: cexp (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cexp (-0x5.fp+4 + 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: cexp (0x1.f4p+8 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: cexp (0x2.c5dp+8 + 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: cexp (0x2.c5dp+8 + 0xcp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: cexp (0x3.2p+4 + 0x8p+124 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: cexp (0x3.2p+4 + 0x8p+124 i)": +double: 1 +idouble: 1 +Test "Real part of: cexp (0x5.8cp+4 + 0xcp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: cexp (0x5.8cp+4 + 0xcp-4 i)": +float: 2 +ifloat: 2 +Test "Imaginary part of: cexp (0x5.ap+8 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: cexp (0xcp-4 + 0x1.4p+0 i)": +float: 1 +ifloat: 1 + +# clog +Test "Real part of: clog (+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.0000000123456p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.0000000123456p+0 + 0x1.2345678p-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.0000000123456p+0 + 0x4.8d1598p-32 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.0000000123456p+0 + 0x4.8d159ep-32 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.0000000123456p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.000002p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (-0x1.000002p+0 + 0x4.8d1598p-32 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog (-0x1.000002p+0 + 0x4.8d159ep-32 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (-0x1.000002p+0 + 0x4.8d15ap-32 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog (-0x1.000002p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (-0x1.234566p-40 - 0x1p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (-0x8p-152 + 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (-0x8p-152 + 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (-0x8p-152 + 0xf.fffffp+124 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (-0x8p-152 - 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (-0x8p-152 - 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (-0x8p-152 - 0xf.fffffp+124 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (-0xf.8p+124 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (-0xf.8p+124 - 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + 0x1.234566p-60 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + 0x1.23456789p-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + 0x1.23456789p-60 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + 0x1.234568p-60 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.0000000000001p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.000002p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.000002p+0 + 0x1.234566p-60 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.000002p+0 + 0x1.234568p-60 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.000002p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.000566p+0 + 0x4.8dp-12 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.48e45e3268d8p-4 + 0xf.f2c64p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.48e45ep-4 + 0xf.f2c63p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.48e45ep-4 + 0xf.f2c64p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.8907bc3694fd4p-4 + 0xf.ed1990460bdf8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.8907bc3694fd5p-4 + 0xf.ed1990460bdf8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.c67eccp-4 + 0xf.e6b4d1d7a6e08p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.c67eccp-4 + 0xf.e6b4d1d7a6e1p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.c67eccp-4 + 0xf.e6b4ep-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x1.c67ecd92a8594p-4 + 0xf.e6b4dp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.c67ecd92a8594p-4 + 0xf.e6b4ep-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1.c67ecep-4 + 0xf.e6b4d1d7a6e1p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x1p+0 + 0x4.8d1598p-12 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x2.0ce7ba1e4902p-4 + 0xf.de3a3p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x2.82b794p-4 + 0xf.cd42a15bf9a38p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x2.82b795e420b28p-4 + 0xf.cd42a15bf9a3p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x2p-148 + 0x2p-148 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.3b8f94p-4 + 0xf.ab873p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.6e17119fb8aacp-4 + 0xf.a0c58p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x3.6e1714p-4 + 0xf.a0c58a83e57cp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x3.6e1714p-4 + 0xf.a0c58p-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x3.6e1714p-4 + 0xf.a0c58p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.6e1714p-4 + 0xf.a0c59p-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x3.6e1714p-4 + 0xf.a0c59p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.bea2bcp-4 + 0xf.8e3d619a8d118p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x3.bea2bd62e35p-4 + 0xf.8e3d6p-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0x3.bea2cp-4 + 0xf.8e3d6p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.bea2cp-4 + 0xf.8e3d7p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x3.e1d0a105ac4eap-4 + 0xf.859b3d1b06d08p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x3.e1d0ap-4 + 0xf.859b3d1b06d08p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x3.e1d0ap-4 + 0xf.859b3p-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x3.e1d0ap-4 + 0xf.859b4p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x4.0dbf7d40fe1acp-4 + 0xf.7a5c1af8e3ce8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4.0dbf7d40fe1acp-4 + 0xf.7a5c1p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4.7017a2e36807cp-4 + 0xf.5f4a550c9d758p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4.7017a8p-4 + 0xf.5f4a550c9d76p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4.7017a8p-4 + 0xf.5f4a6p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x4.d9e8c8p-4 + 0xf.3f303p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x4.d9e8cp-4 + 0xf.3f30281507d8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4p-1076 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x4p-1076 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0x5.03p-4 + 0xf.31ep-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x5.318c596a8cb1p-4 + 0xf.22364p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x5.b06b68p-4 + 0xe.f452b965da9fp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x5.b06b68p-4 + 0xe.f452bp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x5.b06b7p-4 + 0xe.f452b965da9fp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0x5.b06b7p-4 + 0xe.f452bp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x6.02fd5037c479p-4 + 0xe.d3e21p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.02fd5037c479p-4 + 0xe.d3e2p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.02fd58p-4 + 0xe.d3e2086dcca8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.02fd58p-4 + 0xe.d3e21p-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x6.02fd5p-4 + 0xe.d3e21p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x6.1c643068cd128p-4 + 0xe.c97c2p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.1c6438p-4 + 0xe.c97c2018b4288p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.1c6438p-4 + 0xe.c97c2018b428p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.1c6438p-4 + 0xe.c97c3p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x6.2aff83ae6467cp-4 + 0xe.c36a6p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.2aff83ae6468p-4 + 0xe.c36a599a86ba8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.2aff83ae6468p-4 + 0xe.c36a5p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.2aff88p-4 + 0xe.c36a599a86ba8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.b10b48p-4 + 0xe.8893cbb44925p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.b10b4f3520218p-4 + 0xe.8893dp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.b10b5p-4 + 0xe.8893cbb449258p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x6.b10b5p-4 + 0xe.8893cbb44925p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.eca921b40e028p-4 + 0xd.e655fp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.eca928p-4 + 0xd.e655e694e5108p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.eca928p-4 + 0xd.e655fp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x7.f2c8d20a1eca4p-4 + 0xd.e2d66p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.f2c8d20a1ecap-4 + 0xd.e2d65p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.f2c8d8p-4 + 0xd.e2d65939160b8p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.f2c8dp-4 + 0xd.e2d65939160bp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x7.f4b088p-4 + 0xd.e1bf04f3688p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x8.88faep-4 + 0xd.888bdp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x8.88faep-4 + 0xd.888bdp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x8.88fafp-4 + 0xd.888bdp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x8.ecbf810c4ae6p-4 + 0xd.47946p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x8.ecbf8p-4 + 0xd.479468b09a37p-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0x8.ecbf8p-4 + 0xd.47946p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x8.ecbf9p-4 + 0xd.479468b09a37p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x8p-152 + 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x8p-152 - 0xf.8p+124 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x9.b386fp-4 + 0xc.b9317p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0x9.c1b6ac509a248p-4 + 0xc.ae53de1d5a7dp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x9.c1b6ac509a248p-4 + 0xc.ae53ep-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x9.c1b6ac509a24p-4 + 0xc.ae53dp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x9.c1b6ac509a24p-4 + 0xc.ae53ep-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x9.c1b6ap-4 + 0xc.ae53de1d5a7dp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0x9.c1b6ap-4 + 0xc.ae53dp-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0x9.c1b6ap-4 + 0xc.ae53ep-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.47c0c65bd4928p-4 + 0xc.42a51p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.47c0cp-4 + 0xc.42a51p-4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog (0xa.47c0cp-4 + 0xc.42a51p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.afc57p-4 + 0xb.e867932966df8p-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0xa.afc58p-4 + 0xb.e867ap-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.b96da19075eap-8 + 0xf.fc679p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.b96dap-8 + 0xf.fc67818f89d2p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.b96dap-8 + 0xf.fc678p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.b96dap-8 + 0xf.fc679p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.e7de8cc868ff8p-4 + 0xb.b51cbp-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.e7de8p-4 + 0xb.b51cbp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.e7de9p-4 + 0xb.b51cb9f04d4dp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog (0xa.e7de9p-4 + 0xb.b51cbp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xa.ec55b7682e528p-4 + 0xb.b0f24p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.ec55cp-4 + 0xb.b0f2405504a68p-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xa.ec55cp-4 + 0xb.b0f25p-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xb.263a77543bp-4 + 0xb.79c9ap-4 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xb.263a8p-4 + 0xb.79c9bp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xf.8p+124 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xf.8p+124 - 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xf.fffffp+124 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: clog (0xf.fffffp-4 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xf.fffffp-4 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog (0xf.fffffp-4 + 0xf.fffffp-104 i)": +float: 1 +ifloat: 1 + +# clog10 +Test "Imaginary part of: clog10 (-0 + inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-0 - inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog10 (-0x1.0000000123456p0 + 0x1.2345678p-1000 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: clog10 (-0x1.0000000123456p0 + 0x1.2345678p-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (-0x1.0000000123456p0 + 0x1.2345678p-30 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: clog10 (-0x1.0000000123456p0 + 0x1.2345678p-30 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1.fp+1023 + 0x1p-1074 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1.fp+1023 - 0x1p-1074 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1.fp+127 + 0x1p-149 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-0x1.fp+127 - 0x1p-149 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-0x1p-1074 + 0x1.fp+1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1p-1074 - 0x1.fp+1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1p-149 + 0x1.fp+127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-0x1p-149 - 0x1.fp+127 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-1.0 + 0x1.234566p-20 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-2 - 3 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-3 + inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-3 - inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 1 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + inf i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (-inf - 0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf - 1 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 + inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 - inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog10 (0x0.fffffffffffff8p0 + 0x0.fffffffffffff8p-1000 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x0.ffffffp0 + 0x0.ffffffp-100 i)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Real part of: clog10 (0x1.000566p0 + 0x1.234p-10 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.000566p0 + 0x1.234p-10 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x1.000566p0 + 0x1.234p-100 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.234566p-30 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.234566p-50 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.234566p-60 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.fffffep+127 + 0x1.fffffep+127 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog10 (0x1.fffffep+127 + 1.0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1.fffffffffffffp+1023 + 0x1.fffffffffffffp+1023 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x10673dd0f2481p-51 + 0x7ef1d17cefbd2p-51 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x1367a310575591p-54 + 0x3cfcc0a0541f60p-54 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1367a310575591p-54 + 0x3cfcc0a0541f60p-54 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x164c74eea876p-45 + 0x16f393482f77p-45 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1a6p-10 + 0x3a5p-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-1073 + 0x1p-1073 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-1074 + 0x1.fp+1023 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x1p-1074 + 0x1p-1074 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-1074 + 0x1p-1074 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-1074 - 0x1.fp+1023 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-147 + 0x1p-147 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-149 + 0x1.fp+127 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-149 + 0x1p-149 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-149 - 0x1.fp+127 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-509 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-510 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-511 + 1.0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x1p-61 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-62 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x1p-63 + 1.0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: clog10 (0x2818p-15 + 0x798fp-15 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x2818p-15 + 0x798fp-15 i)": +float: 1 +ifloat: 1 +Test "Real part of: clog10 (0x2dd46725bp-35 + 0x7783a1284p-35 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x2ede88p-23 + 0x771c3fp-23 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0x2ede88p-23 + 0x771c3fp-23 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0x4447d7175p-35 + 0x6c445e00ap-35 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x5b06b680ea2ccp-52 + 0xef452b965da9fp-52 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0x9b57bp-20 + 0xcb7b4p-20 i)": +double: 1 +idouble: 1 +Test "Real part of: clog10 (0xf2p-10 + 0x3e3p-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0xf2p-10 + 0x3e3p-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (0xfe961079616p-45 + 0x1bc37e09e6d1p-45 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (1.0 + 0x1.234566p-10 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (3 + inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (3 - inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf + inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf - inf i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# cos +Test "cos (0x1p+120)": +float: 1 +ifloat: 1 +Test "cos (0x7p+0)": +float: 1 +ifloat: 1 +Test "cos (0x8p+124)": +float: 1 +ifloat: 1 +Test "cos (0xc.d4967p-4)": +float: 1 +ifloat: 1 + +# cos_downward +Test "cos_downward (-0x4p-1024)": +double: 1 +idouble: 1 +Test "cos_downward (-0x4p-1076)": +double: 1 +idouble: 1 +Test "cos_downward (-0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (-0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (-0x8p-972)": +double: 1 +idouble: 1 +Test "cos_downward (-0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "cos_downward (-0xf.fffffp+124)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.000000cf4a2a2p+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.0000010b239a9p+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.00000162a932bp+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.000002d452a1p+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.000002p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x1.000004p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x1.000006p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x1.0c1522p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x1.0c152382d7365p+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.0c1524p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x1.921fb4p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x1.921fb6p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x1p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x1p+120)": +float: 2 +ifloat: 2 +Test "cos_downward (0x1p+28)": +double: 1 +idouble: 1 +Test "cos_downward (0x2.182a44p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x2.182a4705ae6cap+0)": +double: 1 +idouble: 1 +Test "cos_downward (0x2.182a48p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x2.1e19e0c9bab24p+72)": +double: 1 +idouble: 1 +Test "cos_downward (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "cos_downward (0x2.1e19ep+72)": +double: 1 +idouble: 1 +Test "cos_downward (0x2p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x3p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x4p+48)": +double: 1 +idouble: 1 +Test "cos_downward (0x4p-1024)": +double: 1 +idouble: 1 +Test "cos_downward (0x4p-1076)": +double: 1 +idouble: 1 +Test "cos_downward (0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x8p+0)": +float: 1 +ifloat: 1 +Test "cos_downward (0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0x8p-972)": +double: 1 +idouble: 1 +Test "cos_downward (0x9p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0xa.217bap+12)": +float: 1 +ifloat: 1 +Test "cos_downward (0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0xc.d4966d92d1708p-4)": +double: 1 +idouble: 1 +Test "cos_downward (0xc.d4966d92d171p-4)": +double: 1 +idouble: 1 +Test "cos_downward (0xc.d4966p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_downward (0xc.d4967p-4)": +float: 1 +ifloat: 1 +Test "cos_downward (0xcp-4)": +double: 1 +idouble: 1 +Test "cos_downward (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "cos_downward (0xf.fffffp+124)": +double: 1 +idouble: 1 + +# cos_tonearest +Test "cos_tonearest (0x1p+120)": +float: 1 +ifloat: 1 +Test "cos_tonearest (0x7p+0)": +float: 1 +ifloat: 1 +Test "cos_tonearest (0x8p+124)": +float: 1 +ifloat: 1 +Test "cos_tonearest (0xc.d4967p-4)": +float: 1 +ifloat: 1 + +# cos_towardzero +Test "cos_towardzero (-0x4p-1024)": +double: 1 +idouble: 1 +Test "cos_towardzero (-0x4p-1076)": +double: 1 +idouble: 1 +Test "cos_towardzero (-0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_towardzero (-0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_towardzero (-0x8p-972)": +double: 1 +idouble: 1 +Test "cos_towardzero (-0xf.fffffp+124)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.000000cf4a2a2p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.0000010b239a9p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.00000162a932bp+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.000002d452a1p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.000002p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.0c152382d7365p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x1p+120)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_towardzero (0x2.182a4705ae6ccp+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x2.182a48p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x2.1e19e0c9bab24p+72)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x2.1e19ep+72)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x2p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x4p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x4p+48)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x4p-1024)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x4p-1076)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x4p-128)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_towardzero (0x8p+0)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x8p+1020)": +double: 1 +idouble: 1 +Test "cos_towardzero (0x8p-152)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_towardzero (0x8p-972)": +double: 1 +idouble: 1 +Test "cos_towardzero (0xc.d4966d92d1708p-4)": +double: 1 +idouble: 1 +Test "cos_towardzero (0xc.d4966d92d171p-4)": +double: 1 +idouble: 1 +Test "cos_towardzero (0xc.d4966p-4)": +double: 1 +idouble: 1 +Test "cos_towardzero (0xcp-4)": +double: 1 +idouble: 1 +Test "cos_towardzero (0xf.fffffp+124)": +double: 1 +idouble: 1 + +# cos_upward +Test "cos_upward (-0x2p+64)": +double: 1 +idouble: 1 +Test "cos_upward (0x1.000002p+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0x1.000004p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x1.000005bc7d86dp+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x1.000006p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x1.0c1522p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x1.0c152382d7366p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x1.0c1524p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x1.921fb4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x1.921fb6p+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0x1p+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0x1p+120)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x2.182a44p+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0x2.182a4705ae6ccp+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x2.182a48p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x2.1e19e4p+72)": +float: 1 +ifloat: 1 +Test "cos_upward (0x2p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x2p+64)": +double: 1 +idouble: 1 +Test "cos_upward (0x3p+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0x4p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x5p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x6p+0)": +double: 1 +idouble: 1 +Test "cos_upward (0x7p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x8p+1020)": +double: 1 +idouble: 1 +Test "cos_upward (0x8p+124)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0x9p+0)": +float: 2 +ifloat: 2 +Test "cos_upward (0xa.217bap+12)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0xap+0)": +float: 1 +ifloat: 1 +Test "cos_upward (0xc.d4966p-4)": +float: 1 +ifloat: 1 +Test "cos_upward (0xc.d4967p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos_upward (0xf.ffffcp+124)": +double: 1 +idouble: 1 + +# cosh +Test "cosh (-0x1p+0)": +float: 1 +ifloat: 1 +Test "cosh (-0x2.c5e3acp+8)": +double: 1 +idouble: 1 +Test "cosh (-0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh (0x2.c5e3acp+8)": +double: 1 +idouble: 1 +Test "cosh (0x2.c679dp+8)": +double: 1 +idouble: 1 + +# cosh_downward +Test "cosh_downward (-0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_downward (-0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_downward (-0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_downward (-0x5.96a7ep+4)": +float: 1 +ifloat: 1 +Test "cosh_downward (0x1.6p+4)": +double: 1 +idouble: 1 +Test "cosh_downward (0x1.7p+4)": +double: 1 +idouble: 1 +Test "cosh_downward (0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_downward (0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_downward (0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_downward (0x5.96a7ep+4)": +float: 1 +ifloat: 1 + +# cosh_tonearest +Test "cosh_tonearest (-0x1p+0)": +float: 1 +ifloat: 1 +Test "cosh_tonearest (-0x2.c5e3acp+8)": +double: 1 +idouble: 1 +Test "cosh_tonearest (-0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_tonearest (0x2.c5e3acp+8)": +double: 1 +idouble: 1 +Test "cosh_tonearest (0x2.c679dp+8)": +double: 1 +idouble: 1 + +# cosh_towardzero +Test "cosh_towardzero (-0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (-0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (-0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (-0x5.96a7ep+4)": +float: 1 +ifloat: 1 +Test "cosh_towardzero (0x1.6p+4)": +double: 1 +idouble: 1 +Test "cosh_towardzero (0x1.7p+4)": +double: 1 +idouble: 1 +Test "cosh_towardzero (0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_towardzero (0x5.96a7ep+4)": +float: 1 +ifloat: 1 + +# cosh_upward +Test "cosh_upward (-0x1p+0)": +float: 1 +ifloat: 1 +Test "cosh_upward (-0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_upward (-0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_upward (-0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_upward (-0x5.96a7e8p+4)": +double: 1 +idouble: 1 +Test "cosh_upward (-0x5.96a7ep+4)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "cosh_upward (0x1.8p+4)": +double: 1 +idouble: 1 +Test "cosh_upward (0x2.c5e3bp+8)": +double: 1 +idouble: 1 +Test "cosh_upward (0x2.c679d1f73f0fap+8)": +double: 1 +idouble: 1 +Test "cosh_upward (0x2.c679dp+8)": +double: 1 +idouble: 1 +Test "cosh_upward (0x3.2p+4)": +double: 1 +idouble: 1 +Test "cosh_upward (0x5.96a7e8p+4)": +double: 1 +idouble: 1 +Test "cosh_upward (0x5.96a7ep+4)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# cpow +Test "Real part of: cpow (0x2p+0 + 0x3p+0 i, 0x4p+0 + +0 i)": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 +Test "Imaginary part of: cpow (0x2p+0 + 0x3p+0 i, 0x4p+0 + +0 i)": +float: 2 +ifloat: 2 +Test "Real part of: cpow (0xcp-4 + 0x1.4p+0 i, +0 + 0x1p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: cpow (0xcp-4 + 0x1.4p+0 i, 0x1p+0 + 0x1p+0 i)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "Real part of: cpow (0xcp-4 + 0x1.4p+0 i, 0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 + +# csin +Test "Real part of: csin (-0.75 + 710.5 i)": +double: 1 +idouble: 1 +Test "Real part of: csin (-0.75 + 89.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: csin (-0.75 - 710.5 i)": +double: 1 +idouble: 1 +Test "Real part of: csin (-0.75 - 89.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: csin (0.75 + 710.5 i)": +double: 1 +idouble: 1 +Test "Real part of: csin (0.75 + 89.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: csin (0.75 - 710.5 i)": +double: 1 +idouble: 1 +Test "Real part of: csin (0.75 - 89.5 i)": +float: 1 +ifloat: 1 +Test "Real part of: csin (0x1p-1074 + 1440 i)": +double: 1 +idouble: 1 + +# csinh +Test "Imaginary part of: csinh (-2 - 3 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (-710.5 + 0.75 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (-710.5 - 0.75 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (-89.5 + 0.75 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (-89.5 - 0.75 i)": +float: 1 +ifloat: 1 +Test "Real part of: csinh (0.75 + 1.25 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (0.75 + 1.25 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (1440 + 0x1p-1074 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (710.5 + 0.75 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (710.5 - 0.75 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csinh (89.5 + 0.75 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (89.5 - 0.75 i)": +float: 1 +ifloat: 1 + +# csqrt +Test "Real part of: csqrt (-0x2p+0 + 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: csqrt (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: csqrt (-0x4.000008p-128 - 0x4.000008p-128 i)": +double: 1 +idouble: 1 +Test "Real part of: csqrt (-0x8p-152 - 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x4.000008p-128 + 0x4.000008p-128 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x4p-1076 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x8p+1020 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x8p+124 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x8p-152 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x8p-152 + 0x8p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0x8p-152 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0xf.ffffffffffff8p+1020 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0xf.ffffffffffff8p+1020 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: csqrt (0xf.ffffffffffff8p+1020 + 0xf.ffffffffffff8p+1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0xf.ffffffffffff8p+1020 + 0xf.ffffffffffff8p+1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0xf.ffffffffffff8p+1020 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: csqrt (0xf.fffffp+124 + 0x1p+0 i)": +float: 1 +ifloat: 1 + +# ctan +Test "Real part of: ctan (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan (-0x2p+0 - 0x3p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0x1.921fb4p+0 + +0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan (0x1.921fb4p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0x1.921fb4p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0x1.921fb54442d19p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan (0x1.921fb54442d19p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0x1.921fb54442d19p+0 + 0x8p-152 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan (0x1.921fb6p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan (0x1.921fb6p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan (0x1.921fb6p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan (0x8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0x8p+124 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0xcp-4 + 0x1.4p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0xf.ffffffffffff8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# ctan_downward +Test "Real part of: ctan_downward (-0x2p+0 - 0x3p+0 i)": +double: 3 +idouble: 3 +Test "Imaginary part of: ctan_downward (-0x2p+0 - 0x3p+0 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_downward (0x1.921fb4p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_downward (0x1.921fb4p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_downward (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb54442d18p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb54442d18p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb54442d18p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb6p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb6p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_downward (0x1.921fb6p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_downward (0x1.921fb6p+0 + 0x8p-152 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_downward (0x1p+0 + 0x2.dp+4 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_downward (0x8p+1020 + 0x1p+0 i)": +double: 6 +idouble: 6 +Test "Real part of: ctan_downward (0x8p+124 + 0x1p+0 i)": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "Imaginary part of: ctan_downward (0x8p+124 + 0x1p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctan_downward (0xcp-4 + 0x1.4p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_downward (0xf.ffffffffffff8p+1020 + 0x1p+0 i)": +double: 3 +idouble: 3 +Test "Real part of: ctan_downward (0xf.fffffp+124 + 0x1p+0 i)": +double: 5 +float: 5 +idouble: 5 +ifloat: 5 +Test "Imaginary part of: ctan_downward (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +idouble: 1 + +# ctan_tonearest +Test "Real part of: ctan_tonearest (-0x2p+0 - 0x3p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_tonearest (-0x2p+0 - 0x3p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0x1.921fb4p+0 + +0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_tonearest (0x1.921fb4p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0x1.921fb4p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_tonearest (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0x1.921fb54442d19p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_tonearest (0x1.921fb54442d19p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0x1.921fb54442d19p+0 + 0x8p-152 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_tonearest (0x1.921fb6p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_tonearest (0x1.921fb6p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_tonearest (0x1.921fb6p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_tonearest (0x8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0x8p+124 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0xcp-4 + 0x1.4p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0xf.ffffffffffff8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_tonearest (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_tonearest (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# ctan_towardzero +Test "Real part of: ctan_towardzero (-0x2p+0 - 0x3p+0 i)": +double: 5 +float: 3 +idouble: 5 +ifloat: 3 +Test "Imaginary part of: ctan_towardzero (-0x2p+0 - 0x3p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_towardzero (-0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0x1.921fb4p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0x1.921fb4p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_towardzero (0x1.921fb4p+0 + 0x8p-152 i)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Real part of: ctan_towardzero (0x1.921fb54442d18p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_towardzero (0x1.921fb54442d18p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_towardzero (0x1.921fb54442d18p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_towardzero (0x1.921fb6p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0x1.921fb6p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_towardzero (0x1.921fb6p+0 + 0x8p-152 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0x1p+0 + 0x2.dp+4 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_towardzero (0x8p+1020 + 0x1p+0 i)": +double: 5 +idouble: 5 +Test "Real part of: ctan_towardzero (0x8p+124 + 0x1p+0 i)": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "Imaginary part of: ctan_towardzero (0x8p+124 + 0x1p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctan_towardzero (0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0xcp-4 + 0x1.4p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_towardzero (0xf.ffffffffffff8p+1020 + 0x1p+0 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_towardzero (0xf.fffffp+124 + 0x1p+0 i)": +double: 4 +float: 2 +idouble: 4 +ifloat: 2 +Test "Imaginary part of: ctan_towardzero (0xf.fffffp+124 + 0x1p+0 i)": +double: 1 +idouble: 1 + +# ctan_upward +Test "Real part of: ctan_upward (-0x2p+0 - 0x3p+0 i)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "Imaginary part of: ctan_upward (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (-0xc.35p+12 + 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (-0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_upward (0x1.921fb4p+0 + +0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctan_upward (0x1.921fb4p+0 + 0x8p-152 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1.921fb4p+0 + 0x8p-152 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctan_upward (0x1.921fb54442d18p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x1.921fb54442d18p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_upward (0x1.921fb54442d18p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x1.921fb54442d18p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x1.921fb54442d19p+0 + +0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_upward (0x1.921fb54442d19p+0 + 0x4p-1076 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_upward (0x1.921fb54442d19p+0 + 0x8p-152 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x1.921fb6p+0 + +0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctan_upward (0x1.921fb6p+0 + 0x4p-1076 i)": +double: 2 +idouble: 2 +Test "Real part of: ctan_upward (0x1.921fb6p+0 + 0x8p-152 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1.921fb6p+0 + 0x8p-152 i)": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x1.63ap+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x1.63p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x1.63p+8 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x1.6dp+8 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_upward (0x1p+0 + 0x2.dp+4 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x2.dp+4 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctan_upward (0x1p+0 + 0x2.fp+4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_upward (0x1p+0 + 0x2.fp+4 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctan_upward (0x8p+1020 + 0x1p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctan_upward (0x8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0x8p+124 + 0x1p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctan_upward (0x8p+124 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctan_upward (0xc.35p+12 + 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctan_upward (0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_upward (0xcp-4 + 0x1.4p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctan_upward (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctan_upward (0xf.ffffffffffff8p+1020 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctan_upward (0xf.fffffp+124 + 0x1p+0 i)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 + +# ctanh +Test "Imaginary part of: ctanh (+0 + 0x1.921fb4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (+0 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh (+0 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (+0 + 0xc.90fdaa22168cp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh (+0 + 0xc.90fdap-4 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh (+0 + 0xc.90fdbp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (0x1p+0 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x1p+0 + 0x8p+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh (0x1p+0 + 0xf.ffffffffffff8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x4p-1076 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh (0x4p-1076 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh (0x8p-152 + 0x1.921fb54442d19p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh (0x8p-152 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh (0x8p-152 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (0x8p-152 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh (0xcp-4 + 0x1.4p+0 i)": +float: 2 +ifloat: 2 + +# ctanh_downward +Test "Imaginary part of: ctanh_downward (+0 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (+0 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (+0 + 0x1.921fb6p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (+0 + 0xc.90fdap-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_downward (-0x2p+0 - 0x3p+0 i)": +double: 4 +float: 1 +idouble: 4 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (0x1p+0 + 0x8p+1020 i)": +double: 6 +idouble: 6 +Test "Real part of: ctanh_downward (0x1p+0 + 0x8p+124 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (0x1p+0 + 0x8p+124 i)": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "Imaginary part of: ctanh_downward (0x1p+0 + 0xf.ffffffffffff8p+1020 i)": +double: 3 +idouble: 3 +Test "Real part of: ctanh_downward (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (0x1p+0 + 0xf.fffffp+124 i)": +double: 5 +float: 5 +idouble: 5 +ifloat: 5 +Test "Imaginary part of: ctanh_downward (0x2.dp+4 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (0x4p-1076 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (0x4p-1076 + 0x1.921fb6p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_downward (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (0x8p-152 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (0x8p-152 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_downward (0x8p-152 + 0x1.921fb6p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_downward (0x8p-152 + 0x1.921fb6p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_downward (0xcp-4 + 0x1.4p+0 i)": +double: 1 +idouble: 1 + +# ctanh_tonearest +Test "Imaginary part of: ctanh_tonearest (+0 + 0x1.921fb4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (+0 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_tonearest (+0 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (+0 + 0xc.90fdaa22168cp-4 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_tonearest (+0 + 0xc.90fdap-4 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (+0 + 0xc.90fdbp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_tonearest (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (0x1p+0 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x1p+0 + 0x8p+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_tonearest (0x1p+0 + 0xf.ffffffffffff8p+1020 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x4p-1076 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_tonearest (0x4p-1076 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh_tonearest (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_tonearest (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_tonearest (0x8p-152 + 0x1.921fb54442d19p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh_tonearest (0x8p-152 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_tonearest (0x8p-152 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (0x8p-152 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_tonearest (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_tonearest (0xcp-4 + 0x1.4p+0 i)": +float: 2 +ifloat: 2 + +# ctanh_towardzero +Test "Imaginary part of: ctanh_towardzero (+0 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (+0 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_towardzero (+0 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_towardzero (-0x2p+0 - 0x3p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh_towardzero (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_towardzero (-0xc.35p+12 + 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_towardzero (-0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (0x1p+0 + 0x8p+1020 i)": +double: 5 +idouble: 5 +Test "Real part of: ctanh_towardzero (0x1p+0 + 0x8p+124 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (0x1p+0 + 0x8p+124 i)": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "Imaginary part of: ctanh_towardzero (0x1p+0 + 0xf.ffffffffffff8p+1020 i)": +double: 2 +idouble: 2 +Test "Real part of: ctanh_towardzero (0x1p+0 + 0xf.fffffp+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_towardzero (0x1p+0 + 0xf.fffffp+124 i)": +double: 4 +float: 2 +idouble: 4 +ifloat: 2 +Test "Imaginary part of: ctanh_towardzero (0x2.dp+4 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_towardzero (0x4p-1076 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_towardzero (0x8p-152 + 0x1.921fb4p+0 i)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Imaginary part of: ctanh_towardzero (0x8p-152 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (0x8p-152 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_towardzero (0x8p-152 + 0x1.921fb6p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (0x8p-152 + 0x1.921fb6p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_towardzero (0xcp-4 + 0x1.4p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# ctanh_upward +Test "Imaginary part of: ctanh_upward (+0 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (+0 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (+0 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (+0 + 0x1.921fb6p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (+0 + 0xc.90fdap-4 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (+0 + 0xc.90fdbp-4 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (-0x2p+0 - 0x3p+0 i)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Imaginary part of: ctanh_upward (-0x2p+0 - 0x3p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctanh_upward (-0xc.35p+12 + 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (-0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x1.63ap+12 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x1.63p+12 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x1.63p+8 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x1.6dp+8 + 0x1p+0 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x1p+0 + 0x8p+1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x1p+0 + 0x8p+1020 i)": +double: 2 +idouble: 2 +Test "Real part of: ctanh_upward (0x1p+0 + 0x8p+124 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x1p+0 + 0x8p+124 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh_upward (0x1p+0 + 0xf.ffffffffffff8p+1020 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x1p+0 + 0xf.fffffp+124 i)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "Real part of: ctanh_upward (0x2.dp+4 + 0x1p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (0x2.dp+4 + 0x1p+0 i)": +float: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0x2.fp+4 + 0x1p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (0x2.fp+4 + 0x1p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_upward (0x4p-1076 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x4p-1076 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_upward (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 2 +idouble: 2 +Test "Imaginary part of: ctanh_upward (0x4p-1076 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x4p-1076 + 0x1.921fb6p+0 i)": +double: 2 +idouble: 2 +Test "Real part of: ctanh_upward (0x8p-152 + 0x1.921fb4p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (0x8p-152 + 0x1.921fb4p+0 i)": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (0x8p-152 + 0x1.921fb54442d18p+0 i)": +double: 1 +idouble: 1 +Test "Imaginary part of: ctanh_upward (0x8p-152 + 0x1.921fb54442d19p+0 i)": +double: 1 +idouble: 1 +Test "Real part of: ctanh_upward (0x8p-152 + 0x1.921fb6p+0 i)": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 +Test "Imaginary part of: ctanh_upward (0x8p-152 + 0x1.921fb6p+0 i)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Real part of: ctanh_upward (0xc.35p+12 + 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: ctanh_upward (0xc.35p+12 - 0xc.35p+12 i)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ctanh_upward (0xcp-4 + 0x1.4p+0 i)": +float: 2 +ifloat: 2 + +# erf +Test "erf (0x1.4p+0)": +double: 1 +idouble: 1 + +# erfc +Test "erfc (-0x8p-4)": +float: 1 +ifloat: 1 +Test "erfc (0x2p+0)": +double: 1 +idouble: 1 +Test "erfc (0x3.ee6078p+0)": +double: 1 +idouble: 1 +Test "erfc (0x4.2p+0)": +double: 1 +idouble: 1 +Test "erfc (0x7.fe8008p+0)": +float: 1 +ifloat: 1 +Test "erfc (0x7.fffd6p+0)": +float: 1 +ifloat: 1 + +# exp10 +Test "exp10 (-0x1.31p+8)": +double: 1 +idouble: 1 +Test "exp10 (-0x1p+0)": +double: 1 +idouble: 1 +Test "exp10 (-0x2.4p+4)": +double: 1 +idouble: 1 +Test "exp10 (0x2.4p+4)": +double: 1 +idouble: 1 +Test "exp10 (0x3p+0)": +double: 1 +idouble: 1 + +# exp10_downward +Test "exp10_downward (0x2.4p+4)": +double: 1 +idouble: 1 + +# exp10_tonearest +Test "exp10_tonearest (-0x1.31p+8)": +double: 1 +idouble: 1 +Test "exp10_tonearest (-0x1p+0)": +double: 1 +idouble: 1 +Test "exp10_tonearest (-0x2.4p+4)": +double: 1 +idouble: 1 +Test "exp10_tonearest (0x2.4p+4)": +double: 1 +idouble: 1 +Test "exp10_tonearest (0x3p+0)": +double: 1 +idouble: 1 + +# exp10_towardzero +Test "exp10_towardzero (0x2.4p+4)": +double: 1 +idouble: 1 + +# exp10_upward +Test "exp10_upward (-0x1.344p+12)": +float: 1 +ifloat: 1 +Test "exp10_upward (-0x1.86ap+16)": +float: 1 +ifloat: 1 +Test "exp10_upward (-0xf.424p+16)": +float: 1 +ifloat: 1 +Test "exp10_upward (-0xf.fffffp+124)": +float: 1 +ifloat: 1 +Test "exp10_upward (0x2.4p+4)": +double: 1 +idouble: 1 +Test "exp10_upward (0x3p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# exp_downward +Test "exp_downward (0x2p+0)": +double: 1 +idouble: 1 +Test "exp_downward (0x3p+0)": +double: 1 +idouble: 1 +Test "exp_downward (0x5.8b9028p+4)": +double: 1 +idouble: 1 +Test "exp_downward (0xcp-4)": +double: 1 +idouble: 1 + +# exp_towardzero +Test "exp_towardzero (0x2p+0)": +double: 1 +idouble: 1 +Test "exp_towardzero (0x3p+0)": +double: 1 +idouble: 1 +Test "exp_towardzero (0x5.8b9028p+4)": +double: 1 +idouble: 1 +Test "exp_towardzero (0xcp-4)": +double: 1 +idouble: 1 + +# exp_upward +Test "exp_upward (-0x2.e870a4p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.e870a7e5e88c2p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.e870a7e5e88cp+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.e870a8p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.ebe224p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.ebe227861639p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x2.ebe228p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0x4.d2p+8)": +double: 1 +idouble: 1 +Test "exp_upward (-0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "exp_upward (-0xf.fffffp+124)": +double: 1 +idouble: 1 +Test "exp_upward (0x1p+0)": +double: 1 +idouble: 1 +Test "exp_upward (0x2.c5cp+8)": +double: 1 +idouble: 1 +Test "exp_upward (0x3.2p+4)": +double: 1 +idouble: 1 + +# expm1 +Test "expm1 (0x1.f4p+8)": +double: 1 +idouble: 1 +Test "expm1 (0x1p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1 (0xcp-4)": +double: 1 +idouble: 1 + +# expm1_downward +Test "expm1_downward (0x1.f4p+8)": +double: 1 +idouble: 1 +Test "expm1_downward (0x3.2p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_downward (0x7.fp+4)": +double: 1 +idouble: 1 + +# expm1_tonearest +Test "expm1_tonearest (0x1.f4p+8)": +double: 1 +idouble: 1 +Test "expm1_tonearest (0x1p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_tonearest (0xcp-4)": +double: 1 +idouble: 1 + +# expm1_towardzero +Test "expm1_towardzero (-0x1p-100)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_towardzero (-0x1p-32)": +float: 1 +ifloat: 1 +Test "expm1_towardzero (-0x1p-64)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_towardzero (-0x4p-52)": +float: 1 +ifloat: 1 +Test "expm1_towardzero (-0x8p-32)": +float: 1 +ifloat: 1 +Test "expm1_towardzero (0x1.f4p+8)": +double: 1 +idouble: 1 +Test "expm1_towardzero (0x3.2p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_towardzero (0x7.fp+4)": +double: 1 +idouble: 1 + +# expm1_upward +Test "expm1_upward (-0x1p-100)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_upward (-0x1p-32)": +float: 1 +ifloat: 1 +Test "expm1_upward (-0x1p-64)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_upward (-0x4p-52)": +float: 1 +ifloat: 1 +Test "expm1_upward (-0x8p-32)": +float: 1 +ifloat: 1 +Test "expm1_upward (0x1p-100)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_upward (0x1p-32)": +float: 1 +ifloat: 1 +Test "expm1_upward (0x1p-64)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "expm1_upward (0x4p-52)": +float: 1 +ifloat: 1 +Test "expm1_upward (0x8p-32)": +float: 1 +ifloat: 1 + +# gamma +Test "gamma (-0x1p-20)": +double: 1 +idouble: 1 +Test "gamma (-0x2p-16)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "gamma (-0x4p-12)": +double: 1 +idouble: 1 +Test "gamma (-0x8p-8)": +double: 1 +idouble: 1 +Test "gamma (0x4p-12)": +float: 1 +ifloat: 1 +Test "gamma (0x4p-32)": +double: 1 +idouble: 1 +Test "gamma (0xb.333333333333p-4)": +double: 1 +idouble: 1 +Test "gamma (0xb.33333p-4)": +double: 1 +idouble: 1 + +# hypot +Test "hypot (-0xb.33334p-4, -0xc.6666666666668p+0)": +double: 1 +idouble: 1 +Test "hypot (-0xb.33334p-4, 0xc.6666666666668p+0)": +double: 1 +idouble: 1 +Test "hypot (-0xc.6666666666668p+0, -0xb.33334p-4)": +double: 1 +idouble: 1 +Test "hypot (-0xc.6666666666668p+0, 0xb.33334p-4)": +double: 1 +idouble: 1 +Test "hypot (0xb.33334p-4, -0xc.6666666666668p+0)": +double: 1 +idouble: 1 +Test "hypot (0xb.33334p-4, 0xc.6666666666668p+0)": +double: 1 +idouble: 1 +Test "hypot (0xc.6666666666668p+0, -0xb.33334p-4)": +double: 1 +idouble: 1 +Test "hypot (0xc.6666666666668p+0, 0xb.33334p-4)": +double: 1 +idouble: 1 + +# j0 +Test "j0 (-0x4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "j0 (-0xf.fffffp+124)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "j0 (0x2p+0)": +float: 2 +ifloat: 2 +Test "j0 (0x4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "j0 (0x8p+0)": +float: 1 +ifloat: 1 +Test "j0 (0xap+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "j0 (0xcp-4)": +float: 1 +ifloat: 1 +Test "j0 (0xe.be71dp+104)": +float: 2 +ifloat: 2 +Test "j0 (0xf.fffffp+124)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +# j1 +Test "j1 (0x1.ff00000000002p+840)": +double: 1 +idouble: 1 +Test "j1 (0x2p+0)": +double: 1 +idouble: 1 +Test "j1 (0x4.ffcp+72)": +double: 1 +idouble: 1 +Test "j1 (0x8p+0)": +double: 1 +idouble: 1 +Test "j1 (0xap+0)": +float: 2 +ifloat: 2 +Test "j1 (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "j1 (0xf.fffffp+124)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# jn +Test "jn (0, -0x4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (0, 0x2p+0)": +float: 2 +ifloat: 2 +Test "jn (0, 0x4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (0, 0x8p+0)": +float: 1 +ifloat: 1 +Test "jn (0, 0xap+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "jn (0, 0xcp-4)": +float: 1 +ifloat: 1 +Test "jn (1, 0x2p+0)": +double: 1 +idouble: 1 +Test "jn (1, 0x8p+0)": +double: 1 +idouble: 1 +Test "jn (1, 0xap+0)": +float: 2 +ifloat: 2 +Test "jn (10, 0x2p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "jn (10, 0x2p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (10, 0xap+0)": +double: 4 +float: 2 +idouble: 4 +ifloat: 2 +Test "jn (10, 0xcp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (2, 0x2.67a2a4p+0)": +float: 1 +ifloat: 1 +Test "jn (2, 0x2.67a2a5d2e3682p+0)": +double: 1 +idouble: 1 +Test "jn (2, 0x2.67a2a5d2e368p+0)": +double: 2 +idouble: 2 +Test "jn (2, 0x2.67a2a8p+0)": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 +Test "jn (2, 0x8p+124)": +double: 1 +idouble: 1 +Test "jn (2, 0xf.fffb1p+96)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "jn (2, 0xf.fffffp+124)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "jn (3, 0x2.67a2a4p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "jn (3, 0x2.67a2a5d2e3682p+0)": +double: 1 +idouble: 1 +Test "jn (3, 0x2.67a2a5d2e368p+0)": +double: 3 +idouble: 3 +Test "jn (3, 0x2.67a2a8p+0)": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 +Test "jn (3, 0x2p+0)": +float: 1 +ifloat: 1 +Test "jn (3, 0x2p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (3, 0xap+0)": +double: 3 +idouble: 3 +Test "jn (3, 0xcp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (4, 0x2.67a2a4p+0)": +float: 1 +ifloat: 1 +Test "jn (4, 0x2.67a2a5d2e3682p+0)": +double: 1 +idouble: 1 +Test "jn (4, 0x2.67a2a5d2e368p+0)": +double: 1 +idouble: 1 +Test "jn (4, 0x2.67a2a8p+0)": +float: 1 +ifloat: 1 +Test "jn (5, 0x2.67a2a4p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "jn (5, 0x2.67a2a5d2e3682p+0)": +double: 1 +idouble: 1 +Test "jn (5, 0x2.67a2a5d2e368p+0)": +double: 2 +idouble: 2 +Test "jn (5, 0x2.67a2a8p+0)": +float: 2 +ifloat: 2 +Test "jn (6, 0x2.67a2a4p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "jn (6, 0x2.67a2a5d2e3682p+0)": +double: 2 +idouble: 2 +Test "jn (6, 0x2.67a2a5d2e368p+0)": +double: 4 +idouble: 4 +Test "jn (6, 0x2.67a2a8p+0)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "jn (7, 0x2.67a2a4p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "jn (7, 0x2.67a2a5d2e368p+0)": +double: 3 +idouble: 3 +Test "jn (7, 0x2.67a2a8p+0)": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 +Test "jn (8, 0x2.67a2a4p+0)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "jn (8, 0x2.67a2a5d2e3682p+0)": +double: 1 +idouble: 1 +Test "jn (8, 0x2.67a2a5d2e368p+0)": +double: 3 +idouble: 3 +Test "jn (8, 0x2.67a2a8p+0)": +double: 2 +float: 4 +idouble: 2 +ifloat: 4 +Test "jn (9, 0x2.67a2a4p+0)": +double: 3 +float: 3 +idouble: 3 +ifloat: 3 +Test "jn (9, 0x2.67a2a5d2e3682p+0)": +double: 4 +idouble: 4 +Test "jn (9, 0x2.67a2a5d2e368p+0)": +double: 1 +idouble: 1 +Test "jn (9, 0x2.67a2a8p+0)": +double: 3 +float: 3 +idouble: 3 +ifloat: 3 + +# lgamma +Test "lgamma (-0x1p-20)": +double: 1 +idouble: 1 +Test "lgamma (-0x2p-16)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "lgamma (-0x4p-12)": +double: 1 +idouble: 1 +Test "lgamma (-0x8p-8)": +double: 1 +idouble: 1 +Test "lgamma (0x4p-12)": +float: 1 +ifloat: 1 +Test "lgamma (0x4p-32)": +double: 1 +idouble: 1 +Test "lgamma (0xb.333333333333p-4)": +double: 1 +idouble: 1 +Test "lgamma (0xb.33333p-4)": +double: 1 +idouble: 1 + +# log +Test "log (0x2.b7e15p+0)": +float: 1 +ifloat: 1 + +# log10 +Test "log10 (0x2.b7e154p+0)": +float: 1 +ifloat: 1 +Test "log10 (0xcp-4)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# log1p +Test "log1p (-0x4p-4)": +float: 1 +ifloat: 1 +Test "log1p (0x1.b7e15p+0)": +float: 1 +ifloat: 1 + +# pow +Test "pow (0x1.000002p+0, 0x1p+24)": +float: 1 +ifloat: 1 +Test "pow (0xf.fffffp-4, -0x1p+24)": +float: 1 +ifloat: 1 +Test "pow (0xf.fffffp-4, 0x1p+24)": +float: 1 +ifloat: 1 + +# pow10 +Test "pow10 (-0x1.31p+8)": +double: 1 +idouble: 1 +Test "pow10 (-0x1p+0)": +double: 1 +idouble: 1 +Test "pow10 (-0x2.4p+4)": +double: 1 +idouble: 1 +Test "pow10 (0x2.4p+4)": +double: 1 +idouble: 1 +Test "pow10 (0x3p+0)": +double: 1 +idouble: 1 + +# pow_downward +Test "pow_downward (1.5, 1.03125)": +float: 1 +ifloat: 1 + +# pow_tonearest +Test "pow_tonearest (0x1.000002p+0, 0x1p+24)": +float: 1 +ifloat: 1 +Test "pow_tonearest (0xf.fffffp-4, -0x1p+24)": +float: 1 +ifloat: 1 +Test "pow_tonearest (0xf.fffffp-4, 0x1p+24)": +float: 1 +ifloat: 1 + +# pow_towardzero +Test "pow_towardzero (1.5, 1.03125)": +float: 1 +ifloat: 1 + +# pow_upward +Test "pow_upward (1.0625, 1.125)": +float: 1 +ifloat: 1 + +# sin +Test "sin (0x1p+0)": +float: 1 +ifloat: 1 + +# sin_downward +Test "sin_downward (-0x1.921fb4p+0)": +double: 1 +idouble: 1 +Test "sin_downward (-0x1.921fb6p+0)": +double: 1 +idouble: 1 +Test "sin_downward (-0x2p+64)": +double: 1 +idouble: 1 +Test "sin_downward (-0x8.60a91c16b9b3p-4)": +double: 1 +idouble: 1 +Test "sin_downward (-0x8.60a91p-4)": +double: 1 +idouble: 1 +Test "sin_downward (-0x8.60a92p-4)": +double: 1 +idouble: 1 +Test "sin_downward (0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x1p+120)": +float: 1 +ifloat: 1 +Test "sin_downward (0x1p+28)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x2.1e19e0c9bab24p+72)": +double: 1 +idouble: 1 +Test "sin_downward (0x2.1e19ep+72)": +float: 2 +ifloat: 2 +Test "sin_downward (0x2.553534p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x2.5535376715bap+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x2p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x3.be735c19be9fep+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x3.be736p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x3.ec2a0250032a2p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x3.ec2a0250032ap+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x3.ec2ap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x3p+0)": +float: 1 +ifloat: 1 +Test "sin_downward (0x4.093388p-4)": +double: 1 +idouble: 1 +Test "sin_downward (0x4.1237e153f7084p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x4.1237e153f708p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x4.1237ep+0)": +float: 1 +ifloat: 1 +Test "sin_downward (0x4.c92d08p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x4.c92d1p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x4p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x4p+48)": +double: 1 +idouble: 1 +Test "sin_downward (0x5.fbec7477d4a84p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x5.fbec7477d4a8p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x5.fbec78p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x5p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0x6p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x8p+0)": +double: 1 +idouble: 1 +Test "sin_downward (0x8p+1020)": +double: 1 +idouble: 1 +Test "sin_downward (0x9p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_downward (0xc.d4966d92d1708p-4)": +double: 1 +idouble: 1 +Test "sin_downward (0xc.d4966p-4)": +double: 1 +idouble: 1 +Test "sin_downward (0xf.ffffcp+124)": +double: 1 +idouble: 1 +Test "sin_downward (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "sin_downward (0xf.fffffp+124)": +double: 1 +idouble: 1 + +# sin_tonearest +Test "sin_tonearest (0x1p+0)": +float: 1 +ifloat: 1 + +# sin_towardzero +Test "sin_towardzero (-0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (-0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (-0x2p+64)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x1p+0)": +float: 1 +ifloat: 1 +Test "sin_towardzero (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x2.1e19ep+72)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_towardzero (0x2.553534p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x2.5535376715bap+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x2p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x2p+64)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x3.be735c19beap+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x3.be735cp+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_towardzero (0x3.ec2a04p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_towardzero (0x4.093388p-4)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x4.1237e8p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x4.1237ep+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x4.c92d0ffa4bf04p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x4.c92d0ffa4bfp+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x4p+48)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x5.fbec7p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x8p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x8p+1020)": +double: 1 +idouble: 1 +Test "sin_towardzero (0x9p+0)": +double: 1 +idouble: 1 +Test "sin_towardzero (0xb.fa09ap+100)": +double: 1 +idouble: 1 +Test "sin_towardzero (0xc.d4966d92d1708p-4)": +double: 1 +idouble: 1 +Test "sin_towardzero (0xc.d4966p-4)": +double: 1 +idouble: 1 +Test "sin_towardzero (0xc.d4967p-4)": +float: 1 +ifloat: 1 +Test "sin_towardzero (0xe.ef3afp-4)": +float: 1 +ifloat: 1 +Test "sin_towardzero (0xf.ffffcp+124)": +double: 1 +idouble: 1 +Test "sin_towardzero (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 + +# sin_upward +Test "sin_upward (-0x1.921fb4p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (-0x1.921fb54442d18p+0)": +double: 1 +idouble: 1 +Test "sin_upward (-0x1.921fb54442d19p+0)": +double: 1 +idouble: 1 +Test "sin_upward (-0x1.921fb6p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x1.921fb4p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x1.921fb6p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x1p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x1p+120)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x1p+28)": +float: 1 +ifloat: 1 +Test "sin_upward (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "sin_upward (0x2.1e19ep+72)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x2.5535376715b9ep+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x2.553538p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x2p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x2p+64)": +double: 1 +idouble: 1 +Test "sin_upward (0x3.be735c19beap+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x3.be735cp+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x3.be736p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x3.ec2a04p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x3p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x4.093385688a2d4p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x4.093385688a2dp-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x4.09338p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x4.1237e8p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "sin_upward (0x4.1237ep+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x4.c92d08p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x4.c92d0ffa4bf04p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x4.c92d0ffa4bfp+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x4.c92d1p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x4p+0)": +float: 2 +ifloat: 2 +Test "sin_upward (0x4p+48)": +float: 1 +ifloat: 1 +Test "sin_upward (0x5.fbec7p+0)": +double: 1 +idouble: 1 +Test "sin_upward (0x5p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x7p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sin_upward (0x8.60a91c16b9b3p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x8.60a91p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x8.60a92p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0x8p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0x8p+124)": +double: 1 +idouble: 1 +Test "sin_upward (0x9p+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0xap+0)": +float: 1 +ifloat: 1 +Test "sin_upward (0xb.fa09ap+100)": +double: 1 +idouble: 1 +Test "sin_upward (0xc.d4966d92d171p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xc.d4967p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xcp-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xe.ef3af1b5d8008p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xe.ef3af1b5d8p-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xe.ef3afp-4)": +double: 1 +idouble: 1 +Test "sin_upward (0xe.ef3bp-4)": +double: 1 +idouble: 1 + +# sincos +Test "sincos (0x1.0c1522p+0) extra output 1": +float: 1 +ifloat: 1 +Test "sincos (0x1p+120) extra output 2": +float: 1 +ifloat: 1 +Test "sincos (0x8.60a92p-4) extra output 2": +float: 1 +ifloat: 1 +Test "sincos (0x8p+124) extra output 2": +float: 1 +ifloat: 1 +Test "sincos (0xc.d4967p-4) extra output 2": +float: 1 +ifloat: 1 + +# sinh_downward +Test "sinh_downward (0x1.6p+4)": +double: 1 +idouble: 1 +Test "sinh_downward (0x1.7p+4)": +double: 1 +idouble: 1 + +# sinh_towardzero +Test "sinh_towardzero (0x1.6p+4)": +double: 1 +idouble: 1 +Test "sinh_towardzero (0x1.7p+4)": +double: 1 +idouble: 1 + +# sinh_upward +Test "sinh_upward (0x1.8p+4)": +double: 1 +idouble: 1 +Test "sinh_upward (0x8p-32)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# tan_downward +Test "tan_downward (-0x2p+64)": +double: 1 +idouble: 1 +Test "tan_downward (-0xc.908p-4)": +float: 2 +ifloat: 2 +Test "tan_downward (-0xc.90cp-4)": +float: 1 +ifloat: 1 +Test "tan_downward (-0xc.90ep-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90f8p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fcp-4)": +float: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fd8p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fdap-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fdbp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fdcp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fdp-4)": +float: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fep-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.90fp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.91p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.92p-4)": +double: 1 +idouble: 1 +Test "tan_downward (-0xc.9p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (-0xc.ap-4)": +double: 1 +idouble: 1 +Test "tan_downward (0x1p+0)": +double: 1 +idouble: 1 +Test "tan_downward (0x2.1e19e0c9bab24p+72)": +double: 1 +idouble: 1 +Test "tan_downward (0x2p+0)": +double: 1 +idouble: 1 +Test "tan_downward (0x3p+0)": +double: 1 +idouble: 1 +Test "tan_downward (0x4p+0)": +float: 1 +ifloat: 1 +Test "tan_downward (0x6p+0)": +double: 1 +idouble: 1 +Test "tan_downward (0x7p+0)": +double: 1 +idouble: 1 +Test "tan_downward (0x8p+1020)": +double: 1 +idouble: 1 +Test "tan_downward (0xc.908p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (0xc.90cp-4)": +double: 1 +idouble: 1 +Test "tan_downward (0xc.90fcp-4)": +double: 1 +idouble: 1 +Test "tan_downward (0xc.90fdaa22168c8p-4)": +double: 1 +idouble: 1 +Test "tan_downward (0xc.90fdp-4)": +double: 1 +idouble: 1 +Test "tan_downward (0xc.92p-4)": +float: 1 +ifloat: 1 +Test "tan_downward (0xc.94p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (0xc.98p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_downward (0xc.ap-4)": +float: 1 +ifloat: 1 +Test "tan_downward (0xcp-4)": +double: 1 +idouble: 1 + +# tan_towardzero +Test "tan_towardzero (-0x2p+64)": +double: 1 +idouble: 1 +Test "tan_towardzero (-0xc.908p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_towardzero (-0xc.90cp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (-0xc.90fcp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (-0xc.90fdp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (-0xc.94p-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (-0xc.98p-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x1p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_towardzero (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x2.1e19ep+72)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x2p+64)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x5p+0)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x7p+0)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x8p+0)": +double: 1 +idouble: 1 +Test "tan_towardzero (0x9p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_towardzero (0xc.908p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_towardzero (0xc.90cp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xc.90fcp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xc.90fdaa22168c8p-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xc.90fdp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xc.94p-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xc.98p-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xcp-4)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "tan_towardzero (0xf.fffffp+124)": +double: 1 +idouble: 1 + +# tan_upward +Test "tan_upward (-0xc.908p-4)": +double: 1 +idouble: 1 +Test "tan_upward (-0xc.90cp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (-0xc.90ep-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90f8p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fcp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fd8p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fdap-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fdbp-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fdcp-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fdp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fep-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.90fp-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.91p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (-0xc.94p-4)": +double: 1 +idouble: 1 +Test "tan_upward (-0xc.98p-4)": +double: 1 +idouble: 1 +Test "tan_upward (-0xc.9p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (0x1p+0)": +float: 1 +ifloat: 1 +Test "tan_upward (0x2.1e19e4p+72)": +double: 1 +idouble: 1 +Test "tan_upward (0x2.1e19ep+72)": +double: 1 +idouble: 1 +Test "tan_upward (0x2p+64)": +double: 1 +idouble: 1 +Test "tan_upward (0x4p+0)": +double: 1 +idouble: 1 +Test "tan_upward (0x5p+0)": +double: 1 +idouble: 1 +Test "tan_upward (0x7p+0)": +float: 1 +ifloat: 1 +Test "tan_upward (0x8p+0)": +double: 1 +idouble: 1 +Test "tan_upward (0x9p+0)": +double: 1 +idouble: 1 +Test "tan_upward (0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (0xc.908p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (0xc.90ep-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90f8p-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fd8p-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fdap-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fdbp-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fdcp-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fep-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.90fp-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.91p-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.92p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (0xc.94p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (0xc.98p-4)": +float: 1 +ifloat: 1 +Test "tan_upward (0xc.9p-4)": +double: 1 +idouble: 1 +Test "tan_upward (0xc.ap-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tan_upward (0xcp-4)": +float: 1 +ifloat: 1 +Test "tan_upward (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "tan_upward (0xf.fffffp+124)": +double: 1 +idouble: 1 + +# tgamma +Test "tgamma (-0x1.000002p+0)": +double: 2 +idouble: 2 +Test "tgamma (-0x1.3ffffep+4)": +float: 2 +ifloat: 2 +Test "tgamma (-0x1.4000000000001p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x1.400002p+4)": +float: 1 +ifloat: 1 +Test "tgamma (-0x1.dffffep+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x1.e000000000001p+4)": +double: 3 +idouble: 3 +Test "tgamma (-0x1.e00002p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x2.0000000000002p+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x2.000004p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (-0x2.146544p+4)": +float: 2 +ifloat: 2 +Test "tgamma (-0x2.7fffffffffffep+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x2.8000000000002p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x2.800004p+4)": +double: 2 +idouble: 2 +Test "tgamma (-0x2.8p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "tgamma (-0x2.900004p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x2.9ffffcp+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x2.fffffcp+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x3.000004p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (-0x3.1ffffcp+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x3.1fffffffffffep+4)": +double: 3 +idouble: 3 +Test "tgamma (-0x3.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x3.fffffcp+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x3.ffffffffffffep+0)": +double: 2 +idouble: 2 +Test "tgamma (-0x4.000008p+0)": +float: 1 +ifloat: 1 +Test "tgamma (-0x4.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x4.fffff8p+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x4.ffffffffffffcp+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x5.000008p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x5.8p+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x5.ffffffffffffcp+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x6.000008p+0)": +float: 2 +ifloat: 2 +Test "tgamma (-0x6.3fffffffffffcp+4)": +double: 2 +idouble: 2 +Test "tgamma (-0x6.4000000000004p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x6.400008p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x6.8p+0)": +float: 1 +ifloat: 1 +Test "tgamma (-0x6.fffff8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (-0x6.ffffffffffffcp+0)": +double: 4 +idouble: 4 +Test "tgamma (-0x7.0000000000004p+0)": +double: 3 +idouble: 3 +Test "tgamma (-0x7.000008p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x7.8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (-0x7.fffff8p+0)": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "tgamma (-0x7.ffffffffffffcp+0)": +double: 3 +idouble: 3 +Test "tgamma (-0x8.00001p+0)": +double: 2 +idouble: 2 +Test "tgamma (-0x8.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x8p-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x9.6000000000008p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x9.60001p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0x9.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (-0x9.ffffffffffff8p+0)": +double: 1 +idouble: 1 +Test "tgamma (-0x9.fffffp+0)": +float: 1 +ifloat: 1 +Test "tgamma (-0xa.00001p+0)": +double: 1 +idouble: 1 +Test "tgamma (-0xa.c0001p+4)": +double: 1 +idouble: 1 +Test "tgamma (-0xf.ffffffffffff8p-4)": +double: 1 +idouble: 1 +Test "tgamma (-0xf.fffffp-4)": +float: 1 +ifloat: 1 +Test "tgamma (0x1.28p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x1.38p+4)": +double: 2 +idouble: 2 +Test "tgamma (0x1.78p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x1.d8p+4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x1.e8p+4)": +float: 1 +ifloat: 1 +Test "tgamma (0x1.fffffep+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x1.fffffffffffffp+0)": +double: 1 +idouble: 1 +Test "tgamma (0x1p-24)": +float: 1 +ifloat: 1 +Test "tgamma (0x2.18p+4)": +float: 1 +ifloat: 1 +Test "tgamma (0x2.28p+4)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "tgamma (0x2.30a43cp+4)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "tgamma (0x2.8p+0)": +float: 2 +ifloat: 2 +Test "tgamma (0x2.fffffcp+0)": +float: 3 +ifloat: 3 +Test "tgamma (0x3.8p+0)": +float: 2 +ifloat: 2 +Test "tgamma (0x3.fffffcp+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x3.ffffffffffffep+0)": +double: 1 +idouble: 1 +Test "tgamma (0x3p+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x4.0000000000004p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x4.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x4.ffffffffffffcp+0)": +double: 1 +idouble: 1 +Test "tgamma (0x4p+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x5.0000000000004p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x5.000008p+0)": +float: 2 +ifloat: 2 +Test "tgamma (0x5.fffff8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x6.0000000000004p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x6.000008p+0)": +float: 2 +ifloat: 2 +Test "tgamma (0x6.8p+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x6.fffff8p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x6.ffffffffffffcp+0)": +double: 4 +idouble: 4 +Test "tgamma (0x6p+0)": +float: 1 +ifloat: 1 +Test "tgamma (0x7.0000000000004p+0)": +double: 4 +idouble: 4 +Test "tgamma (0x7.000008p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x7.8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (0x7.fffff8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "tgamma (0x7.ffffffffffffcp+0)": +double: 2 +idouble: 2 +Test "tgamma (0x7p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x8.00001p+0)": +double: 2 +idouble: 2 +Test "tgamma (0x8.8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0x8p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x8p-4)": +float: 1 +ifloat: 1 +Test "tgamma (0x8p-56)": +double: 1 +idouble: 1 +Test "tgamma (0x9.8p+0)": +double: 1 +idouble: 1 +Test "tgamma (0x9p+0)": +double: 1 +idouble: 1 +Test "tgamma (0xa.b9fd72b0fb238p+4)": +double: 1 +idouble: 1 +Test "tgamma (0xa.b9fd7p+4)": +double: 2 +idouble: 2 +Test "tgamma (0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y0 +Test "y0 (0x1.8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (0x1.ff00000000002p+840)": +double: 1 +idouble: 1 +Test "y0 (0x1p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (0x1p-20)": +float: 1 +ifloat: 1 +Test "y0 (0x1p-40)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y0 (0x1p-80)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y0 (0x4.ffcp+72)": +double: 1 +idouble: 1 +Test "y0 (0x4p-112)": +double: 1 +idouble: 1 +Test "y0 (0x4p-12)": +double: 1 +idouble: 1 +Test "y0 (0x4p-32)": +float: 1 +ifloat: 1 +Test "y0 (0x4p-52)": +float: 1 +ifloat: 1 +Test "y0 (0x4p-72)": +double: 1 +idouble: 1 +Test "y0 (0x8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y0 (0xap+0)": +float: 1 +ifloat: 1 +Test "y0 (0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "y0 (0xf.fffffp+124)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y1 +Test "y1 (0x1.8p+0)": +float: 1 +ifloat: 1 +Test "y1 (0x2p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y1 (0x2p-4)": +double: 1 +idouble: 1 +Test "y1 (0x4p-12)": +double: 1 +idouble: 1 +Test "y1 (0x8p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "y1 (0x9.3f102p+96)": +double: 1 +idouble: 1 +Test "y1 (0xap+0)": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "y1 (0xf.fffffp+124)": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +# yn +Test "yn (-10, 0x1p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "yn (0, 0x1.8p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 0x1p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 0x8p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (0, 0xap+0)": +float: 1 +ifloat: 1 +Test "yn (1, 0x1.8p+0)": +float: 1 +ifloat: 1 +Test "yn (1, 0x2p+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 0x2p-4)": +double: 1 +idouble: 1 +Test "yn (1, 0x8p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "yn (1, 0xap+0)": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "yn (10, 0x1p+0)": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "yn (10, 0x2p+0)": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (10, 0x2p-4)": +double: 1 +idouble: 1 +Test "yn (10, 0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (10, 0xcp-4)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (2, 0x8p+124)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (2, 0xf.fffb1p+96)": +double: 1 +idouble: 1 +Test "yn (2, 0xf.ffffffffffff8p+1020)": +double: 1 +idouble: 1 +Test "yn (2, 0xf.fffffp+124)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 0x2p+0)": +double: 1 +idouble: 1 +Test "yn (3, 0x2p-4)": +double: 1 +idouble: 1 +Test "yn (3, 0xap+0)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 0xcp-4)": +double: 1 +idouble: 1 + +# Maximal error of functions: +Function: "acos_downward": +float: 1 +ifloat: 1 + +Function: "acos_towardzero": +float: 1 +ifloat: 1 + +Function: "acos_upward": +double: 1 +idouble: 1 + +Function: "acosh": +double: 1 +idouble: 1 + +Function: "asin_downward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "asin_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "asin_upward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "asinh": +double: 1 +float: 1 +ifloat: 1 + +Function: "atan2": +float: 1 +ifloat: 1 + +Function: "atanh": +float: 1 +ifloat: 1 + +Function: Real part of "cacos": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "cacos": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "cacosh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "cacosh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "casin": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "casin": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "casinh": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Imaginary part of "casinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catan": +float: 1 +ifloat: 1 + +Function: Imaginary part of "catan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catanh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "catanh": +float: 1 +ifloat: 1 + +Function: "cbrt": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "cexp": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Imaginary part of "cexp": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "clog": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "clog": +float: 1 +ifloat: 1 + +Function: Real part of "clog10": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Imaginary part of "clog10": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cos": +float: 1 +ifloat: 1 + +Function: "cos_downward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "cos_tonearest": +float: 1 +ifloat: 1 + +Function: "cos_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cos_upward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "cosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cosh_downward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cosh_tonearest": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cosh_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "cosh_upward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: Real part of "cpow": +double: 2 +float: 4 +idouble: 2 +ifloat: 4 + +Function: Imaginary part of "cpow": +float: 2 +ifloat: 2 + +Function: Real part of "csin": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csinh": +float: 1 +ifloat: 1 + +Function: Imaginary part of "csinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csqrt": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "csqrt": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ctan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ctan": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "ctan_downward": +double: 6 +float: 5 +idouble: 6 +ifloat: 5 + +Function: Imaginary part of "ctan_downward": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "ctan_tonearest": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ctan_tonearest": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "ctan_towardzero": +double: 5 +float: 3 +idouble: 5 +ifloat: 3 + +Function: Imaginary part of "ctan_towardzero": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Real part of "ctan_upward": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 + +Function: Imaginary part of "ctan_upward": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 + +Function: Real part of "ctanh": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Imaginary part of "ctanh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Real part of "ctanh_downward": +double: 4 +float: 1 +idouble: 4 +ifloat: 1 + +Function: Imaginary part of "ctanh_downward": +double: 6 +float: 5 +idouble: 6 +ifloat: 5 + +Function: Real part of "ctanh_tonearest": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Imaginary part of "ctanh_tonearest": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Real part of "ctanh_towardzero": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Imaginary part of "ctanh_towardzero": +double: 5 +float: 3 +idouble: 5 +ifloat: 3 + +Function: Real part of "ctanh_upward": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 + +Function: Imaginary part of "ctanh_upward": +double: 2 +float: 3 +idouble: 2 +ifloat: 3 + +Function: "erf": +double: 1 +idouble: 1 + +Function: "erfc": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "exp10": +double: 1 +idouble: 1 + +Function: "exp10_downward": +double: 1 +idouble: 1 + +Function: "exp10_tonearest": +double: 1 +idouble: 1 + +Function: "exp10_towardzero": +double: 1 +idouble: 1 + +Function: "exp10_upward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "exp_downward": +double: 1 +idouble: 1 + +Function: "exp_towardzero": +double: 1 +idouble: 1 + +Function: "exp_upward": +double: 1 +idouble: 1 + +Function: "expm1": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "expm1_downward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "expm1_tonearest": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "expm1_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "expm1_upward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "gamma": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "hypot": +double: 1 +idouble: 1 + +Function: "j0": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "j1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "jn": +double: 4 +float: 4 +idouble: 4 +ifloat: 4 + +Function: "lgamma": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "log": +float: 1 +ifloat: 1 + +Function: "log10": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "log1p": +float: 1 +ifloat: 1 + +Function: "pow": +float: 1 +ifloat: 1 + +Function: "pow10": +double: 1 +idouble: 1 + +Function: "pow_downward": +float: 1 +ifloat: 1 + +Function: "pow_tonearest": +float: 1 +ifloat: 1 + +Function: "pow_towardzero": +float: 1 +ifloat: 1 + +Function: "pow_upward": +float: 1 +ifloat: 1 + +Function: "sin": +float: 1 +ifloat: 1 + +Function: "sin_downward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "sin_tonearest": +float: 1 +ifloat: 1 + +Function: "sin_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "sin_upward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "sincos": +float: 1 +ifloat: 1 + +Function: "sinh_downward": +double: 1 +idouble: 1 + +Function: "sinh_towardzero": +double: 1 +idouble: 1 + +Function: "sinh_upward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tan_downward": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "tan_towardzero": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tan_upward": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tgamma": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 + +Function: "y0": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "y1": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: "yn": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +# end of automatic generation diff --git a/sysdeps/arm/machine-gmon.h b/sysdeps/arm/machine-gmon.h new file mode 100644 index 0000000..43e9801 --- /dev/null +++ b/sysdeps/arm/machine-gmon.h @@ -0,0 +1,33 @@ +/* Machine-dependent definitions for profiling support. ARM EABI version. + Copyright (C) 2008-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* GCC for the ARM cannot compile __builtin_return_address(N) for N != 0, + so we must use an assembly stub. */ + +/* We must not pollute the global namespace. */ +#define mcount_internal __mcount_internal + +extern void mcount_internal (u_long frompc, u_long selfpc) internal_function; +#define _MCOUNT_DECL(frompc, selfpc) \ + void internal_function mcount_internal (u_long frompc, u_long selfpc) + + +/* Define MCOUNT as empty since we have the implementation in another file. */ +#define MCOUNT diff --git a/sysdeps/arm/math-tests.h b/sysdeps/arm/math-tests.h new file mode 100644 index 0000000..e65f135 --- /dev/null +++ b/sysdeps/arm/math-tests.h @@ -0,0 +1,32 @@ +/* Configuration for math tests. ARM version. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* On systems with VFP support, but where glibc is built for + soft-float, the libgcc functions used in libc and libm do not + support rounding modes, although fesetround succeeds, and do not + support exceptions. */ +#ifdef __SOFTFP__ +# define ROUNDING_TESTS_float(MODE) ((MODE) == FE_TONEAREST) +# define ROUNDING_TESTS_double(MODE) ((MODE) == FE_TONEAREST) +# define ROUNDING_TESTS_long_double(MODE) ((MODE) == FE_TONEAREST) +# define EXCEPTION_TESTS_float 0 +# define EXCEPTION_TESTS_double 0 +# define EXCEPTION_TESTS_long_double 0 +#endif + +#include_next <math-tests.h> diff --git a/sysdeps/arm/memcpy.S b/sysdeps/arm/memcpy.S new file mode 100644 index 0000000..3e985da --- /dev/null +++ b/sysdeps/arm/memcpy.S @@ -0,0 +1,344 @@ +/* Copyright (C) 2006-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + Contributed by MontaVista Software, Inc. (written by Nicolas Pitre) + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Thumb requires excessive IT insns here. */ +#define NO_THUMB +#include <sysdep.h> +#include <arm-features.h> + +/* + * Data preload for architectures that support it (ARM V5TE and above) + */ +#if (!defined (__ARM_ARCH_2__) && !defined (__ARM_ARCH_3__) \ + && !defined (__ARM_ARCH_3M__) && !defined (__ARM_ARCH_4__) \ + && !defined (__ARM_ARCH_4T__) && !defined (__ARM_ARCH_5__) \ + && !defined (__ARM_ARCH_5T__)) +#define PLD(code...) code +#else +#define PLD(code...) +#endif + +/* + * This can be used to enable code to cacheline align the source pointer. + * Experiments on tested architectures (StrongARM and XScale) didn't show + * this a worthwhile thing to do. That might be different in the future. + */ +//#define CALGN(code...) code +#define CALGN(code...) + +/* + * Endian independent macros for shifting bytes within registers. + */ +#ifndef __ARMEB__ +#define PULL lsr +#define PUSH lsl +#else +#define PULL lsl +#define PUSH lsr +#endif + + .text + .syntax unified + +/* Prototype: void *memcpy(void *dest, const void *src, size_t n); */ + +ENTRY(memcpy) + + push {r0, r4, lr} + cfi_adjust_cfa_offset (12) + cfi_rel_offset (r4, 4) + cfi_rel_offset (lr, 8) + + cfi_remember_state + + subs r2, r2, #4 + blt 8f + ands ip, r0, #3 + PLD( sfi_pld r1, #0 ) + bne 9f + ands ip, r1, #3 + bne 10f + +1: subs r2, r2, #(28) + push {r5 - r8} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r5, 0) + cfi_rel_offset (r6, 4) + cfi_rel_offset (r7, 8) + cfi_rel_offset (r8, 12) + blt 5f + + CALGN( ands ip, r1, #31 ) + CALGN( rsb r3, ip, #32 ) + CALGN( sbcsne r4, r3, r2 ) @ C is always set here + CALGN( bcs 2f ) + CALGN( adr r4, 6f ) + CALGN( subs r2, r2, r3 ) @ C gets set +#ifndef ARM_ALWAYS_BX + CALGN( add pc, r4, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2)) +#else + CALGN( add r4, r4, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2)) + CALGN( bx r4 ) +#endif + + PLD( sfi_pld r1, #0 ) +2: PLD( subs r2, r2, #96 ) + PLD( sfi_pld r1, #28 ) + PLD( blt 4f ) + PLD( sfi_pld r1, #60 ) + PLD( sfi_pld r1, #92 ) + +3: PLD( sfi_pld r1, #124 ) +4: sfi_breg r1, \ + ldmia \B!, {r3, r4, r5, r6, r7, r8, ip, lr} + subs r2, r2, #32 + sfi_breg r0, \ + stmia \B!, {r3, r4, r5, r6, r7, r8, ip, lr} + bge 3b + PLD( cmn r2, #96 ) + PLD( bge 4b ) + +5: ands ip, r2, #28 + rsb ip, ip, #32 +#ifndef ARM_ALWAYS_BX + /* C is always clear here. */ + addne pc, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + b 7f +#else + beq 7f + push {r10} + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r10, 0) + add r10, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + bx r10 +#endif + .p2align ARM_BX_ALIGN_LOG2 +6: nop + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r3, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r4, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r5, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r6, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r7, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r8, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr lr, [\B], #4 + +#ifndef ARM_ALWAYS_BX + add pc, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + nop +#else + add r10, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + bx r10 +#endif + .p2align ARM_BX_ALIGN_LOG2 + nop + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r3, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r4, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r5, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r6, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r7, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r8, [\B], #4 + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str lr, [\B], #4 + +#ifdef ARM_ALWAYS_BX + pop {r10} + cfi_adjust_cfa_offset (-4) + cfi_restore (r10) +#endif + + CALGN( bcs 2b ) + +7: pop {r5 - r8} + cfi_adjust_cfa_offset (-16) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + cfi_restore (r8) + +8: movs r2, r2, lsl #31 + sfi_breg r1, \ + ldrbne r3, [\B], #1 + sfi_breg r1, \ + ldrbcs r4, [\B], #1 + sfi_breg r1, \ + ldrbcs ip, [\B] + sfi_breg r0, \ + strbne r3, [\B], #1 + sfi_breg r0, \ + strbcs r4, [\B], #1 + sfi_breg r0, \ + strbcs ip, [\B] + +#if ((defined (__ARM_ARCH_4T__) && defined(__THUMB_INTERWORK__)) \ + || defined (ARM_ALWAYS_BX)) + pop {r0, r4, lr} + cfi_adjust_cfa_offset (-12) + cfi_restore (r4) + cfi_restore (lr) + bx lr +#else + pop {r0, r4, pc} +#endif + + cfi_restore_state + +9: rsb ip, ip, #4 + cmp ip, #2 + sfi_breg r1, \ + ldrbgt r3, [\B], #1 + sfi_breg r1, \ + ldrbge r4, [\B], #1 + sfi_breg r1, \ + ldrb lr, [\B], #1 + sfi_breg r0, \ + strbgt r3, [\B], #1 + sfi_breg r0, \ + strbge r4, [\B], #1 + subs r2, r2, ip + sfi_breg r0, \ + strb lr, [\B], #1 + blt 8b + ands ip, r1, #3 + beq 1b + +10: bic r1, r1, #3 + cmp ip, #2 + sfi_breg r1, \ + ldr lr, [\B], #4 + beq 17f + bgt 18f + + + .macro forward_copy_shift pull push + + subs r2, r2, #28 + blt 14f + + CALGN( ands ip, r1, #31 ) + CALGN( rsb ip, ip, #32 ) + CALGN( sbcsne r4, ip, r2 ) @ C is always set here + CALGN( subcc r2, r2, ip ) + CALGN( bcc 15f ) + +11: push {r5 - r8, r10} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r5, 0) + cfi_rel_offset (r6, 4) + cfi_rel_offset (r7, 8) + cfi_rel_offset (r8, 12) + cfi_rel_offset (r10, 16) + + PLD( sfi_pld r1, #0 ) + PLD( subs r2, r2, #96 ) + PLD( sfi_pld r1, #28 ) + PLD( blt 13f ) + PLD( sfi_pld r1, #60 ) + PLD( sfi_pld r1, #92 ) + +12: PLD( sfi_pld r1, #124 ) +13: sfi_breg r1, \ + ldmia \B!, {r4, r5, r6, r7} + mov r3, lr, PULL #\pull + subs r2, r2, #32 + sfi_breg r1, \ + ldmia \B!, {r8, r10, ip, lr} + orr r3, r3, r4, PUSH #\push + mov r4, r4, PULL #\pull + orr r4, r4, r5, PUSH #\push + mov r5, r5, PULL #\pull + orr r5, r5, r6, PUSH #\push + mov r6, r6, PULL #\pull + orr r6, r6, r7, PUSH #\push + mov r7, r7, PULL #\pull + orr r7, r7, r8, PUSH #\push + mov r8, r8, PULL #\pull + orr r8, r8, r10, PUSH #\push + mov r10, r10, PULL #\pull + orr r10, r10, ip, PUSH #\push + mov ip, ip, PULL #\pull + orr ip, ip, lr, PUSH #\push + sfi_breg r0, \ + stmia \B!, {r3, r4, r5, r6, r7, r8, r10, ip} + bge 12b + PLD( cmn r2, #96 ) + PLD( bge 13b ) + + pop {r5 - r8, r10} + cfi_adjust_cfa_offset (-20) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + cfi_restore (r8) + cfi_restore (r10) + +14: ands ip, r2, #28 + beq 16f + +15: mov r3, lr, PULL #\pull + sfi_breg r1, \ + ldr lr, [\B], #4 + subs ip, ip, #4 + orr r3, r3, lr, PUSH #\push + sfi_breg r0, \ + str r3, [\B], #4 + bgt 15b + CALGN( cmp r2, #0 ) + CALGN( bge 11b ) + +16: sub r1, r1, #(\push / 8) + b 8b + + .endm + + + forward_copy_shift pull=8 push=24 + +17: forward_copy_shift pull=16 push=16 + +18: forward_copy_shift pull=24 push=8 + +END(memcpy) +libc_hidden_builtin_def (memcpy) diff --git a/sysdeps/arm/memmove.S b/sysdeps/arm/memmove.S new file mode 100644 index 0000000..04aa7db --- /dev/null +++ b/sysdeps/arm/memmove.S @@ -0,0 +1,360 @@ +/* Copyright (C) 2006-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + Contributed by MontaVista Software, Inc. (written by Nicolas Pitre) + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Thumb requires excessive IT insns here. */ +#define NO_THUMB +#include <sysdep.h> +#include <arm-features.h> + +/* + * Data preload for architectures that support it (ARM V5TE and above) + */ +#if (!defined (__ARM_ARCH_2__) && !defined (__ARM_ARCH_3__) \ + && !defined (__ARM_ARCH_3M__) && !defined (__ARM_ARCH_4__) \ + && !defined (__ARM_ARCH_4T__) && !defined (__ARM_ARCH_5__) \ + && !defined (__ARM_ARCH_5T__)) +#define PLD(code...) code +#else +#define PLD(code...) +#endif + +/* + * This can be used to enable code to cacheline align the source pointer. + * Experiments on tested architectures (StrongARM and XScale) didn't show + * this a worthwhile thing to do. That might be different in the future. + */ +//#define CALGN(code...) code +#define CALGN(code...) + +/* + * Endian independent macros for shifting bytes within registers. + */ +#ifndef __ARMEB__ +#define PULL lsr +#define PUSH lsl +#else +#define PULL lsl +#define PUSH lsr +#endif + + .text + .syntax unified + +/* + * Prototype: void *memmove(void *dest, const void *src, size_t n); + * + * Note: + * + * If the memory regions don't overlap, we simply branch to memcpy which is + * normally a bit faster. Otherwise the copy is done going downwards. + */ + +ENTRY(memmove) + + subs ip, r0, r1 + cmphi r2, ip +#ifdef NOT_IN_libc + bls memcpy +#else + bls HIDDEN_JUMPTARGET(memcpy) +#endif + + push {r0, r4, lr} + cfi_adjust_cfa_offset (12) + cfi_rel_offset (r4, 4) + cfi_rel_offset (lr, 8) + + cfi_remember_state + + add r1, r1, r2 + add r0, r0, r2 + subs r2, r2, #4 + blt 8f + ands ip, r0, #3 + PLD( sfi_pld r1, #-4 ) + bne 9f + ands ip, r1, #3 + bne 10f + +1: subs r2, r2, #(28) + push {r5 - r8} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r5, 0) + cfi_rel_offset (r6, 4) + cfi_rel_offset (r7, 8) + cfi_rel_offset (r8, 12) + blt 5f + + CALGN( ands ip, r1, #31 ) + CALGN( sbcsne r4, ip, r2 ) @ C is always set here + CALGN( bcs 2f ) + CALGN( adr r4, 6f ) + CALGN( subs r2, r2, ip ) @ C is set here +#ifndef ARM_ALWAYS_BX + CALGN( add pc, r4, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2)) +#else + CALGN( add r4, r4, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2)) + CALGN( bx r4 ) +#endif + + PLD( sfi_pld r1, #-4 ) +2: PLD( subs r2, r2, #96 ) + PLD( sfi_pld r1, #-32 ) + PLD( blt 4f ) + PLD( sfi_pld r1, #-64 ) + PLD( sfi_pld r1, #-96 ) + +3: PLD( sfi_pld r1, #-128 ) +4: sfi_breg r1, \ + ldmdb \B!, {r3, r4, r5, r6, r7, r8, ip, lr} + subs r2, r2, #32 + sfi_breg r0, \ + stmdb \B!, {r3, r4, r5, r6, r7, r8, ip, lr} + bge 3b + PLD( cmn r2, #96 ) + PLD( bge 4b ) + +5: ands ip, r2, #28 + rsb ip, ip, #32 +#ifndef ARM_ALWAYS_BX + /* C is always clear here. */ + addne pc, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + b 7f +#else + beq 7f + push {r10} + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r10, 0) + add r10, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + bx r10 +#endif + .p2align ARM_BX_ALIGN_LOG2 +6: nop + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r3, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r4, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r5, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r6, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r7, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr r8, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r1, \ + ldr lr, [\B, #-4]! + +#ifndef ARM_ALWAYS_BX + add pc, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + nop +#else + add r10, pc, ip, lsl #(ARM_BX_ALIGN_LOG2 - 2) + bx r10 +#endif + .p2align ARM_BX_ALIGN_LOG2 + nop + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r3, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r4, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r5, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r6, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r7, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str r8, [\B, #-4]! + .p2align ARM_BX_ALIGN_LOG2 + sfi_breg r0, \ + str lr, [\B, #-4]! + +#ifdef ARM_ALWAYS_BX + pop {r10} + cfi_adjust_cfa_offset (-4) + cfi_restore (r10) +#endif + + CALGN( bcs 2b ) + +7: pop {r5 - r8} + cfi_adjust_cfa_offset (-16) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + cfi_restore (r8) + +8: movs r2, r2, lsl #31 + sfi_breg r1, \ + ldrbne r3, [\B, #-1]! + sfi_breg r1, \ + ldrbcs r4, [\B, #-1]! + sfi_breg r1, \ + ldrbcs ip, [\B, #-1] + sfi_breg r0, \ + strbne r3, [\B, #-1]! + sfi_breg r0, \ + strbcs r4, [\B, #-1]! + sfi_breg r0, \ + strbcs ip, [\B, #-1] + +#if ((defined (__ARM_ARCH_4T__) && defined (__THUMB_INTERWORK__)) \ + || defined (ARM_ALWAYS_BX)) + pop {r0, r4, lr} + cfi_adjust_cfa_offset (-12) + cfi_restore (r4) + cfi_restore (lr) + bx lr +#else + pop {r0, r4, pc} +#endif + + cfi_restore_state + +9: cmp ip, #2 + sfi_breg r1, \ + ldrbgt r3, [\B, #-1]! + sfi_breg r1, \ + ldrbge r4, [\B, #-1]! + sfi_breg r1, \ + ldrb lr, [\B, #-1]! + sfi_breg r0, \ + strbgt r3, [\B, #-1]! + sfi_breg r0, \ + strbge r4, [\B, #-1]! + subs r2, r2, ip + sfi_breg r0, \ + strb lr, [\B, #-1]! + blt 8b + ands ip, r1, #3 + beq 1b + +10: bic r1, r1, #3 + cmp ip, #2 + sfi_breg r1, \ + ldr r3, [\B, #0] + beq 17f + blt 18f + + + .macro backward_copy_shift push pull + + subs r2, r2, #28 + blt 14f + + CALGN( ands ip, r1, #31 ) + CALGN( rsb ip, ip, #32 ) + CALGN( sbcsne r4, ip, r2 ) @ C is always set here + CALGN( subcc r2, r2, ip ) + CALGN( bcc 15f ) + +11: push {r5 - r8, r10} + cfi_adjust_cfa_offset (20) + cfi_rel_offset (r5, 0) + cfi_rel_offset (r6, 4) + cfi_rel_offset (r7, 8) + cfi_rel_offset (r8, 12) + cfi_rel_offset (r10, 16) + + PLD( sfi_pld r1, #-4 ) + PLD( subs r2, r2, #96 ) + PLD( sfi_pld r1, #-32 ) + PLD( blt 13f ) + PLD( sfi_pld r1, #-64 ) + PLD( sfi_pld r1, #-96 ) + +12: PLD( sfi_pld r1, #-128 ) +13: sfi_breg r1, \ + ldmdb \B!, {r7, r8, r10, ip} + mov lr, r3, PUSH #\push + subs r2, r2, #32 + sfi_breg r1, \ + ldmdb \B!, {r3, r4, r5, r6} + orr lr, lr, ip, PULL #\pull + mov ip, ip, PUSH #\push + orr ip, ip, r10, PULL #\pull + mov r10, r10, PUSH #\push + orr r10, r10, r8, PULL #\pull + mov r8, r8, PUSH #\push + orr r8, r8, r7, PULL #\pull + mov r7, r7, PUSH #\push + orr r7, r7, r6, PULL #\pull + mov r6, r6, PUSH #\push + orr r6, r6, r5, PULL #\pull + mov r5, r5, PUSH #\push + orr r5, r5, r4, PULL #\pull + mov r4, r4, PUSH #\push + orr r4, r4, r3, PULL #\pull + sfi_breg r0, \ + stmdb \B!, {r4 - r8, r10, ip, lr} + bge 12b + PLD( cmn r2, #96 ) + PLD( bge 13b ) + + pop {r5 - r8, r10} + cfi_adjust_cfa_offset (-20) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + cfi_restore (r8) + cfi_restore (r10) + +14: ands ip, r2, #28 + beq 16f + +15: mov lr, r3, PUSH #\push + sfi_breg r1, \ + ldr r3, [\B, #-4]! + subs ip, ip, #4 + orr lr, lr, r3, PULL #\pull + sfi_breg r0, \ + str lr, [\B, #-4]! + bgt 15b + CALGN( cmp r2, #0 ) + CALGN( bge 11b ) + +16: add r1, r1, #(\pull / 8) + b 8b + + .endm + + + backward_copy_shift push=8 pull=24 + +17: backward_copy_shift push=16 pull=16 + +18: backward_copy_shift push=24 pull=8 + + +END(memmove) +libc_hidden_builtin_def (memmove) diff --git a/sysdeps/arm/memset.S b/sysdeps/arm/memset.S new file mode 100644 index 0000000..cf04db4 --- /dev/null +++ b/sysdeps/arm/memset.S @@ -0,0 +1,78 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Thumb requires excessive IT insns here. */ +#define NO_THUMB +#include <sysdep.h> + + .text + .syntax unified + +/* void *memset (dstpp, c, len) */ + +ENTRY(memset) + mov r3, r0 + cmp r2, #8 + bcc 2f @ less than 8 bytes to move + +1: + tst r3, #3 @ aligned yet? + sfi_breg r3, \ + strbne r1, [\B], #1 + subne r2, r2, #1 + bne 1b + + and r1, r1, #255 @ clear any sign bits + orr r1, r1, r1, lsl $8 + orr r1, r1, r1, lsl $16 + mov ip, r1 + +1: + subs r2, r2, #8 + sfi_breg r3, \ + stmiacs \B!, {r1, ip} @ store up to 32 bytes per loop iteration + subscs r2, r2, #8 + sfi_breg r3, \ + stmiacs \B!, {r1, ip} + subscs r2, r2, #8 + sfi_breg r3, \ + stmiacs \B!, {r1, ip} + subscs r2, r2, #8 + sfi_breg r3, \ + stmiacs \B!, {r1, ip} + bcs 1b + + and r2, r2, #7 +2: + subs r2, r2, #1 @ store up to 4 bytes per loop iteration + sfi_breg r3, \ + strbcs r1, [\B], #1 + subscs r2, r2, #1 + sfi_breg r3, \ + strbcs r1, [\B], #1 + subscs r2, r2, #1 + sfi_breg r3, \ + strbcs r1, [\B], #1 + subscs r2, r2, #1 + sfi_breg r3, \ + strbcs r1, [\B], #1 + bcs 2b + + DO_RET(lr) +END(memset) +libc_hidden_builtin_def (memset) diff --git a/sysdeps/arm/memusage.h b/sysdeps/arm/memusage.h new file mode 100644 index 0000000..51f276c --- /dev/null +++ b/sysdeps/arm/memusage.h @@ -0,0 +1,20 @@ +/* Copyright (C) 2000-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define GETSP() ({ register uintptr_t stack_ptr asm ("sp"); stack_ptr; }) + +#include <sysdeps/generic/memusage.h> diff --git a/sysdeps/arm/nptl/Makefile b/sysdeps/arm/nptl/Makefile new file mode 100644 index 0000000..143850e --- /dev/null +++ b/sysdeps/arm/nptl/Makefile @@ -0,0 +1,20 @@ +# Copyright (C) 2005-2014 Free Software Foundation, Inc. +# This file is part of the GNU C Library. +# +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. +# +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library. If not, see +# <http://www.gnu.org/licenses/>. + +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif diff --git a/sysdeps/arm/nptl/pthread_spin_lock.c b/sysdeps/arm/nptl/pthread_spin_lock.c new file mode 100644 index 0000000..7105c73 --- /dev/null +++ b/sysdeps/arm/nptl/pthread_spin_lock.c @@ -0,0 +1,23 @@ +/* Copyright (C) 2008-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define SPIN_LOCK_READS_BETWEEN_CMPXCHG 1000 + +/* We can't use the normal "#include <nptl/pthread_spin_lock.c>" because + it will resolve to this very file. Using "sysdeps/.." as reference to the + top level directory does the job. */ +#include <sysdeps/../nptl/pthread_spin_lock.c> diff --git a/sysdeps/arm/nptl/pthreaddef.h b/sysdeps/arm/nptl/pthreaddef.h new file mode 100644 index 0000000..2488af9 --- /dev/null +++ b/sysdeps/arm/nptl/pthreaddef.h @@ -0,0 +1,46 @@ +/* Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Default stack size. */ +#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024) + +/* Required stack pointer alignment at beginning. SSE requires 16 + bytes. */ +#define STACK_ALIGN 16 + +/* Minimal stack size after allocating thread descriptor and guard size. */ +#define MINIMAL_REST_STACK 2048 + +/* Alignment requirement for TCB. */ +#define TCB_ALIGNMENT 16 + + +/* Location of current stack frame. + + __builtin_frame_address (0) returns the value of the hard frame + pointer, which will point at the location of the saved PC on the + stack. Below this in memory is the remainder of the linkage info, + occupying 12 bytes. Therefore in order to address from + CURRENT_STACK_FRAME using "struct layout", we need to have the macro + return the hard FP minus 12. Of course, this makes no sense + without the obsolete APCS stack layout... */ +#define CURRENT_STACK_FRAME (__builtin_frame_address (0) - 12) + + +/* XXX Until we have a better place keep the definitions here. */ +#define __exit_thread_inline(val) \ + INLINE_SYSCALL (exit, 1, (val)) diff --git a/sysdeps/arm/nptl/tcb-offsets.sym b/sysdeps/arm/nptl/tcb-offsets.sym new file mode 100644 index 0000000..92cc441 --- /dev/null +++ b/sysdeps/arm/nptl/tcb-offsets.sym @@ -0,0 +1,11 @@ +#include <sysdep.h> +#include <tls.h> + +-- + +-- Derive offsets relative to the thread register. +#define thread_offsetof(mem) (long)(offsetof(struct pthread, mem) - sizeof(struct pthread)) + +MULTIPLE_THREADS_OFFSET thread_offsetof (header.multiple_threads) +PID_OFFSET thread_offsetof (pid) +TID_OFFSET thread_offsetof (tid) diff --git a/sysdeps/arm/nptl/tls.h b/sysdeps/arm/nptl/tls.h new file mode 100644 index 0000000..8cc0a62 --- /dev/null +++ b/sysdeps/arm/nptl/tls.h @@ -0,0 +1,147 @@ +/* Definition for thread-local data handling. NPTL/ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _TLS_H +#define _TLS_H 1 + +#include <dl-sysdep.h> + +#ifndef __ASSEMBLER__ +# include <stdbool.h> +# include <stddef.h> +# include <stdint.h> + +/* Type for the dtv. */ +typedef union dtv +{ + size_t counter; + struct + { + void *val; + bool is_static; + } pointer; +} dtv_t; + +#else /* __ASSEMBLER__ */ +# include <tcb-offsets.h> +#endif /* __ASSEMBLER__ */ + + +#ifndef __ASSEMBLER__ + +/* Get system call information. */ +# include <sysdep.h> + +/* The TP points to the start of the thread blocks. */ +# define TLS_DTV_AT_TP 1 + +/* Get the thread descriptor definition. */ +# include <nptl/descr.h> + +typedef struct +{ + dtv_t *dtv; + void *private; +} tcbhead_t; + +/* This is the size of the initial TCB. */ +# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) + +/* Alignment requirements for the initial TCB. */ +# define TLS_INIT_TCB_ALIGN 16 + +/* This is the size of the TCB. */ +# define TLS_TCB_SIZE sizeof (tcbhead_t) + +/* This is the size we need before TCB. */ +# define TLS_PRE_TCB_SIZE sizeof (struct pthread) + +/* Alignment requirements for the TCB. */ +# define TLS_TCB_ALIGN 16 + +/* Install the dtv pointer. The pointer passed is to the element with + index -1 which contain the length. */ +# define INSTALL_DTV(tcbp, dtvp) \ + (((tcbhead_t *) (tcbp))->dtv = (dtvp) + 1) + +/* Install new dtv for current thread. */ +# define INSTALL_NEW_DTV(dtv) \ + (THREAD_DTV() = (dtv)) + +/* Return dtv of given thread descriptor. */ +# define GET_DTV(tcbp) \ + (((tcbhead_t *) (tcbp))->dtv) + +/* Code to initially initialize the thread pointer. This might need + special attention since 'errno' is not yet available and if the + operation can cause a failure 'errno' must not be touched. */ +# define TLS_INIT_TP(tcbp, secondcall) \ + ({ INTERNAL_SYSCALL_DECL (err); \ + long result_var; \ + result_var = INTERNAL_SYSCALL_ARM (set_tls, err, 1, (tcbp)); \ + INTERNAL_SYSCALL_ERROR_P (result_var, err) \ + ? "unknown error" : NULL; }) + +/* Return the address of the dtv for the current thread. */ +# define THREAD_DTV() \ + (((tcbhead_t *) __builtin_thread_pointer ())->dtv) + +/* Return the thread descriptor for the current thread. */ +# define THREAD_SELF \ + ((struct pthread *)__builtin_thread_pointer () - 1) + +/* Magic for libthread_db to know how to do THREAD_SELF. */ +# define DB_THREAD_SELF \ + CONST_THREAD_AREA (32, sizeof (struct pthread)) + +/* Access to data in the thread descriptor is easy. */ +#define THREAD_GETMEM(descr, member) \ + descr->member +#define THREAD_GETMEM_NC(descr, member, idx) \ + descr->member[idx] +#define THREAD_SETMEM(descr, member, value) \ + descr->member = (value) +#define THREAD_SETMEM_NC(descr, member, idx, value) \ + descr->member[idx] = (value) + +/* Get and set the global scope generation counter in struct pthread. */ +#define THREAD_GSCOPE_FLAG_UNUSED 0 +#define THREAD_GSCOPE_FLAG_USED 1 +#define THREAD_GSCOPE_FLAG_WAIT 2 +#define THREAD_GSCOPE_RESET_FLAG() \ + do \ + { int __res \ + = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ + THREAD_GSCOPE_FLAG_UNUSED); \ + if (__res == THREAD_GSCOPE_FLAG_WAIT) \ + lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1, LLL_PRIVATE); \ + } \ + while (0) +#define THREAD_GSCOPE_SET_FLAG() \ + do \ + { \ + THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ + atomic_write_barrier (); \ + } \ + while (0) +#define THREAD_GSCOPE_WAIT() \ + GL(dl_wait_lookup_done) () + +#endif /* __ASSEMBLER__ */ + +#endif /* tls.h */ diff --git a/sysdeps/arm/preconfigure b/sysdeps/arm/preconfigure new file mode 100644 index 0000000..b3124ed --- /dev/null +++ b/sysdeps/arm/preconfigure @@ -0,0 +1,63 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local preconfigure fragment for sysdeps/arm + +case "$machine" in +arm*) + case $config_os in + linux-gnueabi*) + # If the compiler enables unwind tables by default, this causes + # problems with undefined symbols in -nostdlib link tests. To + # avoid this, add -fno-unwind-tables here and remove it in + # sysdeps/unix/sysv/linux/arm/configure.ac after those tests have + # been run. + if test "${CFLAGS+set}" != "set"; then + CFLAGS="-g -O2" + fi + CFLAGS="$CFLAGS -fno-unwind-tables" + ;; + linux*) + as_fn_error $? "Old ABI no longer supported" "$LINENO" 5 + ;; + esac + + base_machine=arm + # Lets ask the compiler which ARM family we've got + # Unfortunately it doesn't define any flags for implementations + # that you might pass to -mcpu or -mtune + # Note if you add patterns here you must ensure that + # an appropriate directory exists in sysdeps/arm + archcppflag=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | + sed -n 's/^#define \(__ARM_ARCH_[0-9].*__\) .*$/\1/p'` + + case "x$archcppflag" in + x__ARM_ARCH_89*__) + machine=armv7 + { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for something newer than v7 - using v7" >&5 +$as_echo "$as_me: Found compiler is configured for something newer than v7 - using v7" >&6;} + ;; + + x__ARM_ARCH_7A__) + machine=armv7 + { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 +$as_echo "$as_me: Found compiler is configured for $machine" >&6;} + ;; + + x__ARM_ARCH_6T2__) + machine=armv6t2 + { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 +$as_echo "$as_me: Found compiler is configured for $machine" >&6;} + ;; + x__ARM_ARCH_6*__) + machine=armv6 + { $as_echo "$as_me:${as_lineno-$LINENO}: Found compiler is configured for $machine" >&5 +$as_echo "$as_me: Found compiler is configured for $machine" >&6;} + ;; + *) + machine=arm + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: arm/preconfigure: Did not find ARM architecture type; using default" >&5 +$as_echo "$as_me: WARNING: arm/preconfigure: Did not find ARM architecture type; using default" >&2;} + ;; + esac + + machine=arm/$machine +esac diff --git a/sysdeps/arm/preconfigure.ac b/sysdeps/arm/preconfigure.ac new file mode 100644 index 0000000..39c8621 --- /dev/null +++ b/sysdeps/arm/preconfigure.ac @@ -0,0 +1,58 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local preconfigure fragment for sysdeps/arm + +case "$machine" in +arm*) + case $config_os in + linux-gnueabi*) + # If the compiler enables unwind tables by default, this causes + # problems with undefined symbols in -nostdlib link tests. To + # avoid this, add -fno-unwind-tables here and remove it in + # sysdeps/unix/sysv/linux/arm/configure.ac after those tests have + # been run. + if test "${CFLAGS+set}" != "set"; then + CFLAGS="-g -O2" + fi + CFLAGS="$CFLAGS -fno-unwind-tables" + ;; + linux*) + AC_MSG_ERROR([Old ABI no longer supported]) + ;; + esac + + base_machine=arm + # Lets ask the compiler which ARM family we've got + # Unfortunately it doesn't define any flags for implementations + # that you might pass to -mcpu or -mtune + # Note if you add patterns here you must ensure that + # an appropriate directory exists in sysdeps/arm + archcppflag=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | + sed -n 's/^#define \(__ARM_ARCH_[0-9].*__\) .*$/\1/p'` + + case "x$archcppflag" in + x__ARM_ARCH_[89]*__) + machine=armv7 + AC_MSG_NOTICE([Found compiler is configured for something newer than v7 - using v7]) + ;; + + x__ARM_ARCH_7A__) + machine=armv7 + AC_MSG_NOTICE([Found compiler is configured for $machine]) + ;; + + x__ARM_ARCH_6T2__) + machine=armv6t2 + AC_MSG_NOTICE([Found compiler is configured for $machine]) + ;; + x__ARM_ARCH_6*__) + machine=armv6 + AC_MSG_NOTICE([Found compiler is configured for $machine]) + ;; + *) + machine=arm + AC_MSG_WARN([arm/preconfigure: Did not find ARM architecture type; using default]) + ;; + esac + + machine=arm/$machine +esac diff --git a/sysdeps/arm/rtld-global-offsets.sym b/sysdeps/arm/rtld-global-offsets.sym new file mode 100644 index 0000000..ff4e97f --- /dev/null +++ b/sysdeps/arm/rtld-global-offsets.sym @@ -0,0 +1,7 @@ +#define SHARED 1 + +#include <ldsodefs.h> + +#define rtld_global_ro_offsetof(mem) offsetof (struct rtld_global_ro, mem) + +RTLD_GLOBAL_RO_DL_HWCAP_OFFSET rtld_global_ro_offsetof (_dl_hwcap) diff --git a/sysdeps/arm/s_fma.c b/sysdeps/arm/s_fma.c new file mode 100644 index 0000000..dc4e27b --- /dev/null +++ b/sysdeps/arm/s_fma.c @@ -0,0 +1,5 @@ +#ifdef __SOFTFP__ +# include <soft-fp/fmadf4.c> +#else +# include <sysdeps/ieee754/dbl-64/s_fma.c> +#endif diff --git a/sysdeps/arm/s_fmaf.c b/sysdeps/arm/s_fmaf.c new file mode 100644 index 0000000..550d8b8 --- /dev/null +++ b/sysdeps/arm/s_fmaf.c @@ -0,0 +1,5 @@ +#ifdef __SOFTFP__ +# include <soft-fp/fmasf4.c> +#else +# include <sysdeps/ieee754/dbl-64/s_fmaf.c> +#endif diff --git a/sysdeps/arm/setfpucw.c b/sysdeps/arm/setfpucw.c new file mode 100644 index 0000000..92333eb --- /dev/null +++ b/sysdeps/arm/setfpucw.c @@ -0,0 +1,43 @@ +/* Set the FPU control word. + Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <math.h> +#include <fpu_control.h> +#include <arm-features.h> + + +void +__setfpucw (fpu_control_t set) +{ + if (ARM_HAVE_VFP) + { + fpu_control_t cw; + + /* Fetch the current control word. */ + _FPU_GETCW (cw); + + /* Preserve the reserved bits, and set the rest as the user + specified (or the default, if the user gave zero). */ + cw &= _FPU_RESERVED; + cw |= set & ~_FPU_RESERVED; + + _FPU_SETCW (cw); + } + + /* Do nothing if a VFP unit isn't present. */ +} diff --git a/sysdeps/arm/setjmp.S b/sysdeps/arm/setjmp.S new file mode 100644 index 0000000..b0b45ed --- /dev/null +++ b/sysdeps/arm/setjmp.S @@ -0,0 +1,126 @@ +/* setjmp for ARM. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <bits/setjmp.h> +#include <rtld-global-offsets.h> +#include <arm-features.h> + +ENTRY (__sigsetjmp) +#ifdef PTR_MANGLE + PTR_MANGLE_LOAD (a3, ip) +#endif + mov ip, r0 + + /* Save registers */ + sfi_breg ip, \ + stmia \B!, JMP_BUF_REGLIST +#ifdef PTR_MANGLE + mov a4, sp + PTR_MANGLE2 (a4, a4, a3) + str a4, [ip], #4 + PTR_MANGLE2 (a4, lr, a3) + str a4, [ip], #4 +#else + str sp, [ip], #4 + str lr, [ip], #4 +#endif + +#if !defined ARM_ASSUME_NO_IWMMXT || defined __SOFTFP__ +# define NEED_HWCAP 1 +#endif + +#ifdef NEED_HWCAP + /* Check if we have a VFP unit. */ +# ifdef IS_IN_rtld + ldr a3, 1f + ldr a4, .Lrtld_local_ro +0: add a3, pc, a3 + add a3, a3, a4 + ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +# else +# ifdef PIC + ldr a3, 1f + ldr a4, .Lrtld_global_ro +0: add a3, pc, a3 + ldr a3, [a3, a4] + ldr a3, [a3, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +# else + ldr a3, .Lhwcap + ldr a3, [a3, #0] +# endif +# endif +#endif + +#ifdef __SOFTFP__ + tst a3, #HWCAP_ARM_VFP + beq .Lno_vfp +#endif + + /* Store the VFP registers. + Don't use VFP instructions directly because this code + is used in non-VFP multilibs. */ + /* Following instruction is vstmia ip!, {d8-d15}. */ + sfi_breg ip, \ + stc p11, cr8, [\B], #64 +.Lno_vfp: + +#ifndef ARM_ASSUME_NO_IWMMXT + tst a3, #HWCAP_ARM_IWMMXT + beq .Lno_iwmmxt + + /* Save the call-preserved iWMMXt registers. */ + /* Following instructions are wstrd wr10, [ip], #8 (etc.) */ + sfi_breg r12, \ + stcl p1, cr10, [\B], #8 + sfi_breg r12, \ + stcl p1, cr11, [\B], #8 + sfi_breg r12, \ + stcl p1, cr12, [\B], #8 + sfi_breg r12, \ + stcl p1, cr13, [\B], #8 + sfi_breg r12, \ + stcl p1, cr14, [\B], #8 + sfi_breg r12, \ + stcl p1, cr15, [\B], #8 +.Lno_iwmmxt: +#endif + + /* Make a tail call to __sigjmp_save; it takes the same args. */ + B PLTJMP(C_SYMBOL_NAME(__sigjmp_save)) + +#ifdef NEED_HWCAP +# ifdef IS_IN_rtld +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_local_ro: + .long C_SYMBOL_NAME(_rtld_local_ro)(GOTOFF) +# else +# ifdef PIC +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_global_ro: + .long C_SYMBOL_NAME(_rtld_global_ro)(GOT) +# else +.Lhwcap: + .long C_SYMBOL_NAME(_dl_hwcap) +# endif +# endif +#endif + +END (__sigsetjmp) + +hidden_def (__sigsetjmp) diff --git a/sysdeps/arm/shlib-versions b/sysdeps/arm/shlib-versions new file mode 100644 index 0000000..1ac597a --- /dev/null +++ b/sysdeps/arm/shlib-versions @@ -0,0 +1,9 @@ +arm.*-.*-linux-gnueabi.* DEFAULT GLIBC_2.4 + +%ifdef HAVE_ARM_PCS_VFP +# The EABI-derived hard-float ABI uses a new dynamic linker. +arm.*-.*-linux-gnueabi.* ld=ld-linux-armhf.so.3 +%else +# The EABI-derived soft-float ABI continues to use ld-linux.so.3. +arm.*-.*-linux-gnueabi.* ld=ld-linux.so.3 +%endif diff --git a/sysdeps/arm/soft-fp/sfp-machine.h b/sysdeps/arm/soft-fp/sfp-machine.h new file mode 100644 index 0000000..eba6e35 --- /dev/null +++ b/sysdeps/arm/soft-fp/sfp-machine.h @@ -0,0 +1,49 @@ +#define _FP_W_TYPE_SIZE 32 +#define _FP_W_TYPE unsigned long +#define _FP_WS_TYPE signed long +#define _FP_I_TYPE long + +#define _FP_MUL_MEAT_S(R,X,Y) \ + _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_D(R,X,Y) \ + _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_Q(R,X,Y) \ + _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_MUL_MEAT_DW_S(R,X,Y) \ + _FP_MUL_MEAT_DW_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_D(R,X,Y) \ + _FP_MUL_MEAT_DW_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_Q(R,X,Y) \ + _FP_MUL_MEAT_DW_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) +#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) +#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) + +#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) +#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 +#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 +#define _FP_NANSIGN_S 0 +#define _FP_NANSIGN_D 0 +#define _FP_NANSIGN_Q 0 + +#define _FP_KEEPNANFRACP 1 +#define _FP_QNANNEGATEDP 0 + +/* Someone please check this. */ +#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ + do { \ + if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) \ + && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) \ + { \ + R##_s = Y##_s; \ + _FP_FRAC_COPY_##wc(R,Y); \ + } \ + else \ + { \ + R##_s = X##_s; \ + _FP_FRAC_COPY_##wc(R,X); \ + } \ + R##_c = FP_CLS_NAN; \ + } while (0) diff --git a/sysdeps/arm/sotruss-lib.c b/sysdeps/arm/sotruss-lib.c new file mode 100644 index 0000000..1f5431c --- /dev/null +++ b/sysdeps/arm/sotruss-lib.c @@ -0,0 +1,49 @@ +/* Override generic sotruss-lib.c to define actual functions for ARM. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define HAVE_ARCH_PLTENTER +#define HAVE_ARCH_PLTEXIT + +#include <elf/sotruss-lib.c> + +ElfW(Addr) +la_arm_gnu_pltenter (ElfW(Sym) *sym __attribute__ ((unused)), + unsigned int ndx __attribute__ ((unused)), + uintptr_t *refcook, uintptr_t *defcook, + La_arm_regs *regs, unsigned int *flags, + const char *symname, long int *framesizep) +{ + print_enter (refcook, defcook, symname, + regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], + *flags); + + /* No need to copy anything, we will not need the parameters in any case. */ + *framesizep = 0; + + return sym->st_value; +} + +unsigned int +la_arm_gnu_pltexit (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook, + uintptr_t *defcook, const struct La_arm_regs *inregs, + struct La_arm_retval *outregs, const char *symname) +{ + print_exit (refcook, defcook, symname, outregs->lrv_reg[0]); + + return 0; +} diff --git a/sysdeps/arm/stackinfo.h b/sysdeps/arm/stackinfo.h new file mode 100644 index 0000000..dc08a17 --- /dev/null +++ b/sysdeps/arm/stackinfo.h @@ -0,0 +1,33 @@ +/* Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This file contains a bit of information about the stack allocation + of the processor. */ + +#ifndef _STACKINFO_H +#define _STACKINFO_H 1 + +#include <elf.h> + +/* On Arm the stack grows down. */ +#define _STACK_GROWS_DOWN 1 + +/* Default to an executable stack. PF_X can be overridden if PT_GNU_STACK is + * present, but it is presumed absent. */ +#define DEFAULT_STACK_PERMS (PF_R|PF_W|PF_X) + +#endif /* stackinfo.h */ diff --git a/sysdeps/arm/start.S b/sysdeps/arm/start.S new file mode 100644 index 0000000..adf6531 --- /dev/null +++ b/sysdeps/arm/start.S @@ -0,0 +1,148 @@ +/* Startup code for ARM & ELF + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This is the canonical entry point, usually the first thing in the text + segment. + + Note that the code in the .init section has already been run. + This includes _init and _libc_init + + + At this entry point, most registers' values are unspecified, except: + + a1 Contains a function pointer to be registered with `atexit'. + This is how the dynamic linker arranges to have DT_FINI + functions called for shared libraries that have been loaded + before this code runs. + + sp The stack contains the arguments and environment: + 0(sp) argc + 4(sp) argv[0] + ... + (4*argc)(sp) NULL + (4*(argc+1))(sp) envp[0] + ... + NULL +*/ + +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 + +#if defined(__thumb2__) + .thumb + .syntax unified +#endif + + .text + .globl _start + .type _start,#function +_start: + /* Protect against unhandled exceptions. */ + .fnstart + /* Clear the frame pointer and link register since this is the outermost frame. */ + mov fp, #0 + mov lr, #0 + + /* Pop argc off the stack and save a pointer to argv */ + pop { a2 } + mov a3, sp + + /* Push stack limit */ + push { a3 } + + /* Push rtld_fini */ + push { a1 } + +#ifdef SHARED + ldr sl, .L_GOT + adr a4, .L_GOT + add sl, sl, a4 + + ldr ip, .L_GOT+4 /* __libc_csu_fini */ + ldr ip, [sl, ip] + + push { ip } /* Push __libc_csu_fini */ + + ldr a4, .L_GOT+8 /* __libc_csu_init */ + ldr a4, [sl, a4] + + ldr a1, .L_GOT+12 /* main */ + ldr a1, [sl, a1] + + /* __libc_start_main (main, argc, argv, init, fini, rtld_fini, stack_end) */ + /* Let the libc call main and exit with its return code. */ + bl __libc_start_main(PLT) +#else + /* Fetch address of __libc_csu_fini */ + ldr ip, =__libc_csu_fini + + /* Push __libc_csu_fini */ + push { ip } + + /* Set up the other arguments in registers */ + ldr a1, =main + ldr a4, =__libc_csu_init + + /* __libc_start_main (main, argc, argv, init, fini, rtld_fini, stack_end) */ + /* Let the libc call main and exit with its return code. */ + bl __libc_start_main +#endif + + /* should never get here....*/ + bl abort + +#ifdef SHARED + .align 2 +.L_GOT: + .word _GLOBAL_OFFSET_TABLE_ - .L_GOT + .word __libc_csu_fini(GOT) + .word __libc_csu_init(GOT) + .word main(GOT) +#endif + + .cantunwind + .fnend + +/* Define a symbol for the first piece of initialized data. */ + .data + .globl __data_start +__data_start: + .long 0 + .weak data_start + data_start = __data_start diff --git a/sysdeps/arm/static-stubs.c b/sysdeps/arm/static-stubs.c new file mode 100644 index 0000000..d90d603 --- /dev/null +++ b/sysdeps/arm/static-stubs.c @@ -0,0 +1,7 @@ +/* When building with GCC with static-only libgcc, the dummy + _Unwind_Resume from static-stubs.c needs to be used together with + the dummy __aeabi_unwind_cpp_pr* from aeabi_unwind_cpp_pr1.c + instead of the copies from libgcc. */ + +#include <elf/static-stubs.c> +#include <aeabi_unwind_cpp_pr1.c> diff --git a/sysdeps/arm/strlen.S b/sysdeps/arm/strlen.S new file mode 100644 index 0000000..c812202 --- /dev/null +++ b/sysdeps/arm/strlen.S @@ -0,0 +1,79 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Code contributed by Matthew Wilcox <willy@odie.barnet.ac.uk> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Thumb requires excessive IT insns here. */ +#define NO_THUMB +#include <sysdep.h> + +/* size_t strlen(const char *S) + * entry: r0 -> string + * exit: r0 = len + */ + + .syntax unified + .text + +ENTRY(strlen) + bic r1, r0, $3 @ addr of word containing first byte + sfi_breg r1, \ + ldr r2, [\B], $4 @ get the first word + ands r3, r0, $3 @ how many bytes are duff? + rsb r0, r3, $0 @ get - that number into counter. + beq Laligned @ skip into main check routine if no + @ more +#ifdef __ARMEB__ + orr r2, r2, $0xff000000 @ set this byte to non-zero + subs r3, r3, $1 @ any more to do? + orrgt r2, r2, $0x00ff0000 @ if so, set this byte + subs r3, r3, $1 @ more? + orrgt r2, r2, $0x0000ff00 @ then set. +#else + orr r2, r2, $0x000000ff @ set this byte to non-zero + subs r3, r3, $1 @ any more to do? + orrgt r2, r2, $0x0000ff00 @ if so, set this byte + subs r3, r3, $1 @ more? + orrgt r2, r2, $0x00ff0000 @ then set. +#endif +Laligned: @ here, we have a word in r2. Does it + tst r2, $0x000000ff @ contain any zeroes? + tstne r2, $0x0000ff00 @ + tstne r2, $0x00ff0000 @ + tstne r2, $0xff000000 @ + addne r0, r0, $4 @ if not, the string is 4 bytes longer + sfi_breg r1, \ + ldrne r2, [\B], $4 @ and we continue to the next word + bne Laligned @ +Llastword: @ drop through to here once we find a +#ifdef __ARMEB__ + tst r2, $0xff000000 @ word that has a zero byte in it + addne r0, r0, $1 @ + tstne r2, $0x00ff0000 @ and add up to 3 bytes on to it + addne r0, r0, $1 @ + tstne r2, $0x0000ff00 @ (if first three all non-zero, 4th + addne r0, r0, $1 @ must be zero) +#else + tst r2, $0x000000ff @ word that has a zero byte in it + addne r0, r0, $1 @ + tstne r2, $0x0000ff00 @ and add up to 3 bytes on to it + addne r0, r0, $1 @ + tstne r2, $0x00ff0000 @ (if first three all non-zero, 4th + addne r0, r0, $1 @ must be zero) +#endif + DO_RET(lr) +END(strlen) +libc_hidden_builtin_def (strlen) diff --git a/sysdeps/arm/sub_n.S b/sysdeps/arm/sub_n.S new file mode 100644 index 0000000..8eafa41 --- /dev/null +++ b/sysdeps/arm/sub_n.S @@ -0,0 +1,2 @@ +#define USE_AS_SUB_N +#include "add_n.S" diff --git a/sysdeps/arm/submul_1.S b/sysdeps/arm/submul_1.S new file mode 100644 index 0000000..76b9cda --- /dev/null +++ b/sysdeps/arm/submul_1.S @@ -0,0 +1,74 @@ +/* mpn_submul_1 -- multiply and subtract bignums. + Copyright (C) 2013-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + .text + +@ cycles/limb +@ StrongArm ? +@ Cortex-A8 ? +@ Cortex-A9 ? +@ Cortex-A15 4 + +/* mp_limb_t mpn_submul_1(res_ptr, src1_ptr, size, s2_limb) */ + +ENTRY (__mpn_submul_1) + push { r4, r5, r6, r7 } + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + + sfi_breg r1, \ + ldr r6, [\B], #4 + sfi_breg r0, \ + ldr r7, [\B] + mov r4, #0 /* init carry in */ + b 1f +0: + sfi_breg r1, \ + ldr r6, [\B], #4 /* load next ul */ + adds r5, r5, r4 /* (lpl, c) = lpl + cl */ + adc r4, ip, #0 /* cl = hpl + c */ + subs r5, r7, r5 /* (lpl, !c) = rl - lpl */ + sfi_breg r0, \ + ldr r7, [\B, #4] /* load next rl */ + it cc + addcc r4, r4, #1 /* cl += !c */ + sfi_breg r0, \ + str r5, [\B], #4 +1: + umull r5, ip, r6, r3 /* (hpl, lpl) = ul * vl */ + subs r2, r2, #1 + bne 0b + + adds r5, r5, r4 /* (lpl, c) = lpl + cl */ + adc r4, ip, #0 /* cl = hpl + c */ + subs r5, r7, r5 /* (lpl, !c) = rl - lpl */ + sfi_breg r0, \ + str r5, [\B], #4 + it cc + addcc r4, r4, #1 /* cl += !c */ + mov r0, r4 /* return carry */ + + pop { r4, r5, r6, r7 } + DO_RET (lr) +END (__mpn_submul_1) diff --git a/sysdeps/arm/sys/ucontext.h b/sysdeps/arm/sys/ucontext.h new file mode 100644 index 0000000..a913f68 --- /dev/null +++ b/sysdeps/arm/sys/ucontext.h @@ -0,0 +1,94 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* System V/ARM ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> +#include <signal.h> + +typedef int greg_t; + +/* Number of general registers. */ +#define NGREG 16 + +/* Container for all general registers. */ +typedef greg_t gregset_t[NGREG]; + +/* Number of each register is the `gregset_t' array. */ +enum +{ + R0 = 0, +#define R0 R0 + R1 = 1, +#define R1 R1 + R2 = 2, +#define R2 R2 + R3 = 3, +#define R3 R3 + R4 = 4, +#define R4 R4 + R5 = 5, +#define R5 R5 + R6 = 6, +#define R6 R6 + R7 = 7, +#define R7 R7 + R8 = 8, +#define R8 R8 + R9 = 9, +#define R9 R9 + R10 = 10, +#define R10 R10 + R11 = 11, +#define R11 R11 + R12 = 12, +#define R12 R12 + R13 = 13, +#define R13 R13 + R14 = 14, +#define R14 R14 + R15 = 15, +#define R15 R15 +}; + +/* Structure to describe FPU registers. */ +typedef struct fpregset + { + } fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t gregs; + fpregset_t fpregs; + } mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long int uc_flags; + struct ucontext *uc_link; + __sigset_t uc_sigmask; + stack_t uc_stack; + mcontext_t uc_mcontext; + long int uc_filler[5]; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/arm/sysdep.h b/sysdeps/arm/sysdep.h new file mode 100644 index 0000000..7f34ab0 --- /dev/null +++ b/sysdeps/arm/sysdep.h @@ -0,0 +1,288 @@ +/* Assembler macros for ARM. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdeps/generic/sysdep.h> +#include <features.h> + +/* The __ARM_ARCH define is provided by gcc 4.8. Construct it otherwise. */ +#ifndef __ARM_ARCH +# ifdef __ARM_ARCH_2__ +# define __ARM_ARCH 2 +# elif defined (__ARM_ARCH_3__) || defined (__ARM_ARCH_3M__) +# define __ARM_ARCH 3 +# elif defined (__ARM_ARCH_4__) || defined (__ARM_ARCH_4T__) +# define __ARM_ARCH 4 +# elif defined (__ARM_ARCH_5__) || defined (__ARM_ARCH_5E__) \ + || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) \ + || defined(__ARM_ARCH_5TEJ__) +# define __ARM_ARCH 5 +# elif defined (__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ + || defined (__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ + || defined (__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) +# define __ARM_ARCH 6 +# elif defined (__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ + || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ + || defined(__ARM_ARCH_7EM__) +# define __ARM_ARCH 7 +# else +# error unknown arm architecture +# endif +#endif + +#if __ARM_ARCH > 4 || defined (__ARM_ARCH_4T__) +# define ARCH_HAS_BX +#endif +#if __ARM_ARCH > 4 +# define ARCH_HAS_BLX +#endif +#if __ARM_ARCH > 6 || defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6ZK__) +# define ARCH_HAS_HARD_TP +#endif +#if __ARM_ARCH > 6 || defined (__ARM_ARCH_6T2__) +# define ARCH_HAS_T2 +#endif + +#ifdef __ASSEMBLER__ + +/* Syntactic details of assembler. */ + +#define ALIGNARG(log2) log2 +#define ASM_SIZE_DIRECTIVE(name) .size name,.-name + +#define PLTJMP(_x) _x##(PLT) + +#ifdef ARCH_HAS_BX +# define BX(R) bx R +# define BXC(C, R) bx##C R +# ifdef ARCH_HAS_BLX +# define BLX(R) blx R +# else +# define BLX(R) mov lr, pc; bx R +# endif +#else +# define BX(R) mov pc, R +# define BXC(C, R) mov##C pc, R +# define BLX(R) mov lr, pc; mov pc, R +#endif + +#define DO_RET(R) BX(R) +#define RETINSTR(C, R) BXC(C, R) + +/* Define an entry point visible from C. */ +#define ENTRY(name) \ + .globl C_SYMBOL_NAME(name); \ + .type C_SYMBOL_NAME(name),%function; \ + .align ALIGNARG(4); \ + C_LABEL(name) \ + CFI_SECTIONS; \ + cfi_startproc; \ + CALL_MCOUNT + +#define CFI_SECTIONS \ + .cfi_sections .debug_frame + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(name) + +/* If compiled for profiling, call `mcount' at the start of each function. */ +#ifdef PROF +/* Call __gnu_mcount_nc if GCC >= 4.4. */ +#if __GNUC_PREREQ(4,4) +#define CALL_MCOUNT \ + push {lr}; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (lr, 0); \ + bl PLTJMP(mcount); \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (lr) +#else /* else call _mcount */ +#define CALL_MCOUNT \ + push {lr}; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (lr, 0); \ + bl PLTJMP(mcount); \ + pops {lr}; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (lr) +#endif +#else +#define CALL_MCOUNT /* Do nothing. */ +#endif + +/* Since C identifiers are not normally prefixed with an underscore + on this system, the asm identifier `syscall_error' intrudes on the + C name space. Make sure we use an innocuous name. */ +#define syscall_error __syscall_error +#if __GNUC_PREREQ(4,4) +#define mcount __gnu_mcount_nc +#else +#define mcount _mcount +#endif + +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 + +/* The thumb2 encoding is reasonably complete. Unless suppressed, use it. */ + .syntax unified +# if defined(__thumb2__) && !defined(NO_THUMB) + .thumb +#else +# undef __thumb__ +# undef __thumb2__ + .arm +# endif + +/* Load or store to/from a pc-relative EXPR into/from R, using T. */ +# ifdef __thumb2__ +# define LDST_PCREL(OP, R, T, EXPR) \ + ldr T, 98f; \ + .subsection 2; \ +98: .word EXPR - 99f - PC_OFS; \ + .previous; \ +99: add T, T, pc; \ + OP R, [T] +# else +# define LDST_PCREL(OP, R, T, EXPR) \ + ldr T, 98f; \ + .subsection 2; \ +98: .word EXPR - 99f - PC_OFS; \ + .previous; \ +99: OP R, [pc, T] +# endif + +/* Load or store to/from a global EXPR into/from R, using T. */ +# define LDST_GLOBAL(OP, R, T, EXPR) \ + ldr T, 99f; \ + ldr R, 100f; \ +98: add T, T, pc; \ + ldr T, [T, R]; \ + .subsection 2; \ +99: .word _GLOBAL_OFFSET_TABLE_ - 98b - PC_OFS; \ +100: .word EXPR##(GOT); \ + .previous; \ + OP R, [T] + +/* Cope with negative memory offsets, which thumb can't encode. + Use NEGOFF_ADJ_BASE to (conditionally) alter the base register, + and then NEGOFF_OFF1 to use 0 for thumb and the offset for arm, + or NEGOFF_OFF2 to use A-B for thumb and A for arm. */ +# ifdef __thumb2__ +# define NEGOFF_ADJ_BASE(R, OFF) add R, R, $OFF +# define NEGOFF_ADJ_BASE2(D, S, OFF) add D, S, $OFF +# define NEGOFF_OFF1(R, OFF) [R] +# define NEGOFF_OFF2(R, OFFA, OFFB) [R, $((OFFA) - (OFFB))] +# else +# define NEGOFF_ADJ_BASE(R, OFF) +# define NEGOFF_ADJ_BASE2(D, S, OFF) mov D, S +# define NEGOFF_OFF1(R, OFF) [R, $OFF] +# define NEGOFF_OFF2(R, OFFA, OFFB) [R, $OFFA] +# endif + +/* Helper to get the TLS base pointer. The interface is that TMP is a + register that may be used to hold the LR, if necessary. TMP may be + LR itself to indicate that LR need not be saved. The base pointer + is returned in R0. Only R0 and TMP are modified. */ + +# ifdef ARCH_HAS_HARD_TP +/* If the cpu has cp15 available, use it. */ +# define GET_TLS(TMP) mrc p15, 0, r0, c13, c0, 3 +# else +/* At this generic level we have no tricks to pull. Call the ABI routine. */ +# define GET_TLS(TMP) \ + push { r1, r2, r3, lr }; \ + cfi_remember_state; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (r1, 0); \ + cfi_rel_offset (r2, 4); \ + cfi_rel_offset (r3, 8); \ + cfi_rel_offset (lr, 12); \ + bl __aeabi_read_tp; \ + pop { r1, r2, r3, lr }; \ + cfi_restore_state +# endif /* ARCH_HAS_HARD_TP */ + +# ifndef ARM_SFI_MACROS +# define ARM_SFI_MACROS 1 +/* This assembly macro is prepended to any load/store instruction, + pulling the base register out of the addressing mode syntax and + making it the first operand of the macro. For example: + ldr r0, [r1] + becomes: + sfi_breg r1, ldr r0, [\B] + The \B stands in for the base register that is the first operand + to the macro, so we can avoid error-prone repetition of the base + register in two places on the line. + + This is used for all memory access through a base register other + than PC or SP. It's intended to support SFI schemes such as + Native Client, where the OS will enforce that all load/store + instructions use a special form. In any such configuration, + another sysdep.h file will have defined ARM_SFI_MACROS and + provided its own assembly macros with the same interface. */ + + .macro sfi_breg basereg, insn, operands:vararg + .macro _sfi_breg_doit B + \insn \operands + .endm + _sfi_breg_doit \basereg + .purgem _sfi_breg_doit + .endm + +/* This assembly macro replaces the "pld" instruction. + The syntax: + sfi_pld REGISTER, #OFFSET + is exactly equivalent to: + sfi_breg REGISTER, pld [\B, #OFFSET] + (and ", #OFFSET" is optional). We have a separate macro + only to work around a bug in GAS versions prior to 2.23.2, + that misparses the sfi_breg macro expansion in this case. */ + + .macro sfi_pld basereg, offset=#0 + pld [\basereg, \offset] + .endm + +/* This macro precedes any instruction that directly changes the SP. + It's not needed for push/pop or for any kind of load or store that + implicitly changes the SP via the ! syntax. */ +# define sfi_sp /* Nothing to do. */ + +# endif + +/* These are the directives used for EABI unwind info. + Wrap them in macros so another configuration's sysdep.h + file can define them away if it doesn't use EABI unwind info. */ +# define eabi_fnstart .fnstart +# define eabi_fnend .fnend +# define eabi_save(...) .save __VA_ARGS__ +# define eabi_cantunwind .cantunwind +# define eabi_pad(n) .pad n + +#endif /* __ASSEMBLER__ */ + +/* This number is the offset from the pc at the current location. */ +#ifdef __thumb__ +# define PC_OFS 4 +#else +# define PC_OFS 8 +#endif diff --git a/sysdeps/arm/test-fpucw.c b/sysdeps/arm/test-fpucw.c new file mode 100644 index 0000000..9fc721c --- /dev/null +++ b/sysdeps/arm/test-fpucw.c @@ -0,0 +1,5 @@ +/* Defining _LIBC_TEST stops fpu_control.h from defining the + hard-float versions of macros (for use with dynamic VFP detection) + when compiling for soft-float. */ +#define _LIBC_TEST +#include <math/test-fpucw.c> diff --git a/sysdeps/arm/tls-macros.h b/sysdeps/arm/tls-macros.h new file mode 100644 index 0000000..e41d3bc --- /dev/null +++ b/sysdeps/arm/tls-macros.h @@ -0,0 +1,78 @@ +#ifdef __thumb2__ +#define ARM_PC_OFFSET "4" +#else +#define ARM_PC_OFFSET "8" +#endif + +#define TLS_LE(x) \ + ({ int *__result; \ + void *tp = __builtin_thread_pointer (); \ + asm ("ldr %0, 1f; " \ + "add %0, %1, %0; " \ + "b 2f; " \ + ".align 2; " \ + "1: .word " #x "(tpoff); " \ + "2: " \ + : "=&r" (__result) : "r" (tp)); \ + __result; }) + +#ifdef __thumb2__ +#define TLS_IE(x) \ + ({ int *__result; \ + void *tp = __builtin_thread_pointer (); \ + asm ("ldr %0, 1f; " \ + "3: add %0, pc, %0;" \ + "ldr %0, [%0];" \ + "add %0, %1, %0; " \ + "b 2f; " \ + ".align 2; " \ + "1: .word " #x "(gottpoff) + (. - 3b - 4); " \ + "2: " \ + : "=&r" (__result) : "r" (tp)); \ + __result; }) +#else +#define TLS_IE(x) \ + ({ int *__result; \ + void *tp = __builtin_thread_pointer (); \ + asm ("ldr %0, 1f; " \ + "3: ldr %0, [pc, %0];" \ + "add %0, %1, %0; " \ + "b 2f; " \ + ".align 2; " \ + "1: .word " #x "(gottpoff) + (. - 3b - 8); " \ + "2: " \ + : "=&r" (__result) : "r" (tp)); \ + __result; }) +#endif + +#define TLS_LD(x) \ + ({ char *__result; \ + int __offset; \ + extern void *__tls_get_addr (void *); \ + asm ("ldr %0, 2f; " \ + "1: add %0, pc, %0; " \ + "b 3f; " \ + ".align 2; " \ + "2: .word " #x "(tlsldm) + (. - 1b - "ARM_PC_OFFSET"); " \ + "3: " \ + : "=r" (__result)); \ + __result = (char *)__tls_get_addr (__result); \ + asm ("ldr %0, 1f; " \ + "b 2f; " \ + ".align 2; " \ + "1: .word " #x "(tlsldo); " \ + "2: " \ + : "=r" (__offset)); \ + (int *) (__result + __offset); }) + +#define TLS_GD(x) \ + ({ int *__result; \ + extern void *__tls_get_addr (void *); \ + asm ("ldr %0, 2f; " \ + "1: add %0, pc, %0; " \ + "b 3f; " \ + ".align 2; " \ + "2: .word " #x "(tlsgd) + (. - 1b - "ARM_PC_OFFSET"); " \ + "3: " \ + : "=r" (__result)); \ + (int *)__tls_get_addr (__result); }) diff --git a/sysdeps/arm/tlsdesc.c b/sysdeps/arm/tlsdesc.c new file mode 100644 index 0000000..fc754d6 --- /dev/null +++ b/sysdeps/arm/tlsdesc.c @@ -0,0 +1,160 @@ +/* Manage TLS descriptors. ARM version. + Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <link.h> +#include <ldsodefs.h> +#include <elf/dynamic-link.h> +#include <tls.h> +#include <dl-tlsdesc.h> +#include <tlsdeschtab.h> + +/* This function is used to lazily resolve TLS_DESC REL relocations + Besides the TLS descriptor itself, we get the module's got address + as the second parameter. */ + +void +attribute_hidden +_dl_tlsdesc_lazy_resolver_fixup (struct tlsdesc volatile *td, + Elf32_Addr *got) +{ + struct link_map *l = (struct link_map *)got[1]; + lookup_t result; + unsigned long value; + + if (_dl_tlsdesc_resolve_early_return_p + (td, (void*)(D_PTR (l, l_info[ADDRIDX (DT_TLSDESC_PLT)]) + l->l_addr))) + return; + + if (td->argument.value & 0x80000000) + { + /* A global symbol, this is the symbol index. */ + /* The code below was borrowed from _dl_fixup(). */ + const Elf_Symndx symndx = td->argument.value ^ 0x80000000; + const ElfW(Sym) *const symtab + = (const void *) D_PTR (l, l_info[DT_SYMTAB]); + const char *strtab = (const void *) D_PTR (l, l_info[DT_STRTAB]); + const ElfW(Sym) *sym = &symtab[symndx]; + + /* Look up the target symbol. If the normal lookup rules are not + used don't look in the global scope. */ + if (ELFW(ST_BIND) (sym->st_info) != STB_LOCAL + && __builtin_expect (ELFW(ST_VISIBILITY) (sym->st_other), 0) == 0) + { + const struct r_found_version *version = NULL; + + if (l->l_info[VERSYMIDX (DT_VERSYM)] != NULL) + { + const ElfW(Half) *vernum = + (const void *) D_PTR (l, l_info[VERSYMIDX (DT_VERSYM)]); + ElfW(Half) ndx = vernum[symndx] & 0x7fff; + version = &l->l_versions[ndx]; + if (version->hash == 0) + version = NULL; + } + + result = _dl_lookup_symbol_x + (strtab + sym->st_name, l, &sym, + l->l_scope, version, ELF_RTYPE_CLASS_PLT, + DL_LOOKUP_ADD_DEPENDENCY, NULL); + if (sym) + value = sym->st_value; + else + { + td->entry = _dl_tlsdesc_undefweak; + goto done; + } + } + else + { + /* We already found the symbol. The module (and therefore its load + address) is also known. */ + result = l; + value = sym->st_value; + } + } + else + { + /* A local symbol, this is the offset within our tls section. + */ + value = td->argument.value; + result = l; + } + +#ifndef SHARED + CHECK_STATIC_TLS (l, result); +#else + if (!TRY_STATIC_TLS (l, result)) + { + td->argument.pointer = _dl_make_tlsdesc_dynamic (result, value); + td->entry = _dl_tlsdesc_dynamic; + } + else +#endif + { + td->argument.value = value + result->l_tls_offset; + td->entry = _dl_tlsdesc_return; + } + + done: + _dl_tlsdesc_wake_up_held_fixups (); +} + +/* This function is used to avoid busy waiting for other threads to + complete the lazy relocation. Once another thread wins the race to + relocate a TLS descriptor, it sets the descriptor up such that this + function is called to wait until the resolver releases the + lock. */ + +void +attribute_hidden +_dl_tlsdesc_resolve_hold_fixup (struct tlsdesc volatile *td, + void *caller) +{ + /* Maybe we're lucky and can return early. */ + if (caller != td->entry) + return; + + /* Locking here will stop execution until the running resolver runs + _dl_tlsdesc_wake_up_held_fixups(), releasing the lock. + + FIXME: We'd be better off waiting on a condition variable, such + that we didn't have to hold the lock throughout the relocation + processing. */ + __rtld_lock_lock_recursive (GL(dl_load_lock)); + __rtld_lock_unlock_recursive (GL(dl_load_lock)); +} + +/* Unmap the dynamic object, but also release its TLS descriptor table + if there is one. */ + +void +internal_function +_dl_unmap (struct link_map *map) +{ + __munmap ((void *) (map)->l_map_start, + (map)->l_map_end - (map)->l_map_start); + +#if SHARED + /* _dl_unmap is only called for dlopen()ed libraries, for which + calling free() is safe, or before we've completed the initial + relocation, in which case calling free() is probably pointless, + but still safe. */ + if (map->l_mach.tlsdesc_table) + htab_delete (map->l_mach.tlsdesc_table); +#endif +} diff --git a/sysdeps/arm/tlsdesc.sym b/sysdeps/arm/tlsdesc.sym new file mode 100644 index 0000000..3f3a13e --- /dev/null +++ b/sysdeps/arm/tlsdesc.sym @@ -0,0 +1,15 @@ +#include <stddef.h> +#include <sysdep.h> +#include <tls.h> +#include <link.h> +#include <dl-tlsdesc.h> + +-- + +-- Abuse tls.h macros to derive offsets relative to the thread register. + +TLSDESC_ARG offsetof(struct tlsdesc, argument.pointer) + +TLSDESC_GEN_COUNT offsetof(struct tlsdesc_dynamic_arg, gen_count) +TLSDESC_MODID offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_module) +TLSDESC_MODOFF offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_offset) diff --git a/sysdeps/arm/tst-audit.h b/sysdeps/arm/tst-audit.h new file mode 100644 index 0000000..4f46fa0 --- /dev/null +++ b/sysdeps/arm/tst-audit.h @@ -0,0 +1,25 @@ +/* Definitions for testing PLT entry/exit auditing. ARM version. + + Copyright (C) 2005-2014 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#define pltenter la_arm_gnu_pltenter +#define pltexit la_arm_gnu_pltexit +#define La_regs La_arm_regs +#define La_retval La_arm_retval +#define int_retval lrv_reg[0] diff --git a/sysdeps/arm/unwind-dw2-fde-glibc.c b/sysdeps/arm/unwind-dw2-fde-glibc.c new file mode 100644 index 0000000..6b2110c --- /dev/null +++ b/sysdeps/arm/unwind-dw2-fde-glibc.c @@ -0,0 +1,79 @@ +/* Dummy exception handling and frame unwind runtime interface routines. + Copyright (C) 2004-2014 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* ARM uses setjmp-longjmp exceptions. However, previous versions of + GNU libc exported some DWARF-2 exception handling support routines. + They are not necessary, but older (or broken) configurations of GCC + will do so. Even though all references to these are weak, because + they refer to versioned symbols, they must be provided. */ + +#include <stdlib.h> +#include <unwind.h> +#include <unwind-dw2-fde.h> + +/* These may be called from startup code, but don't need to do + anything. */ + +void __register_frame_info_bases (void *a1, struct object *a2, + void *a3, void *a4) +{ +} + +void __register_frame_info (void *a1, struct object *a2) +{ +} + +void __register_frame (void *a1) +{ +} + +void __register_frame_info_table_bases (void *a1, struct object *a2, + void *a3, void *a4) +{ +} + +void __register_frame_info_table (void *a1, struct object *a2) +{ +} + +void __register_frame_table (void *a1) +{ +} + +void *__deregister_frame_info (void *a1) +{ + return NULL; +} + +void *__deregister_frame_info_bases (void *a1) +{ + return NULL; +} + +void __deregister_frame (void *a1) +{ +} + +/* This should not be called. */ + +fde * +_Unwind_Find_FDE (void *a1, struct dwarf_eh_bases *a2) +{ + abort (); +} diff --git a/sysdeps/arm/unwind-pe.c b/sysdeps/arm/unwind-pe.c new file mode 100644 index 0000000..710cecc --- /dev/null +++ b/sysdeps/arm/unwind-pe.c @@ -0,0 +1 @@ +/* Empty */ diff --git a/sysdeps/unix/arm/sysdep.S b/sysdeps/unix/arm/sysdep.S new file mode 100644 index 0000000..1a0f093 --- /dev/null +++ b/sysdeps/unix/arm/sysdep.S @@ -0,0 +1,63 @@ +/* Copyright (C) 1991-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#define _ERRNO_H +#include <bits/errno.h> + +#ifdef IS_IN_rtld +# include <dl-sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */ +#endif + +#include <tls.h> + +#undef syscall_error +__syscall_error: +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + /* We translate the system's EWOULDBLOCK error into EAGAIN. + The GNU C library always defines EWOULDBLOCK==EAGAIN. + EWOULDBLOCK_sys is the original number. */ + cmp r0, $EWOULDBLOCK_sys /* Is it the old EWOULDBLOCK? */ + it eq + moveq r0, $EAGAIN /* Yes; translate it to EAGAIN. */ +#endif + +#ifndef IS_IN_rtld + mov r1, r0 + GET_TLS (r2) + ldr r2, 1f +#ifdef __thumb__ +2: add r2, r2, pc + ldr r2, [r2] +#else +2: ldr r2, [pc, r2] +#endif + str r1, [r0, r2] + mvn r0, #0 + DO_RET(lr) + +1: .word errno(gottpoff) + (. - 2b - PC_OFS) +#elif RTLD_PRIVATE_ERRNO + LDST_PCREL(str, r0, r1, C_SYMBOL_NAME(rtld_errno)) + mvn r0, #0 + DO_RET(r14) +#else +#error "Unsupported non-TLS case" +#endif + +#undef __syscall_error +END (__syscall_error) diff --git a/sysdeps/unix/arm/sysdep.h b/sysdeps/unix/arm/sysdep.h new file mode 100644 index 0000000..ad069c3 --- /dev/null +++ b/sysdeps/unix/arm/sysdep.h @@ -0,0 +1,29 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdeps/unix/sysdep.h> +#include <sysdeps/arm/sysdep.h> + +/* Some definitions to allow the assembler in sysdeps/unix/ to build + without needing ARM-specific versions of all the files. */ + +#ifdef __ASSEMBLER__ + +#define ret DO_RET (r14) +#define MOVE(a,b) mov b,a + +#endif diff --git a/sysdeps/unix/sysv/linux/arm/Makefile b/sysdeps/unix/sysv/linux/arm/Makefile new file mode 100644 index 0000000..aa7526a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/Makefile @@ -0,0 +1,85 @@ +ifeq ($(subdir),csu) +# In order for unwinding to fail when it falls out of main, we need a +# cantunwind marker. There's one in start.S. To make sure we reach it, add +# unwind tables for __libc_start_main. +CFLAGS-libc-start.c += -fexceptions + +sysdep_routines += aeabi_read_tp libc-aeabi_read_tp +static-only-routines += aeabi_read_tp +shared-only-routines += libc-aeabi_read_tp +endif + +ifeq ($(subdir),elf) +sysdep-rtld-routines += aeabi_read_tp libc-do-syscall +endif + +ifeq ($(subdir),misc) +sysdep_routines += ioperm +sysdep_headers += sys/elf.h sys/io.h +endif + +ifeq ($(subdir),signal) +sysdep_routines += sigrestorer +endif + +ifeq ($(subdir),resource) +sysdep_routines += oldgetrlimit64 +endif + +ifeq ($(subdir),stdlib) +gen-as-const-headers += ucontext_i.sym +endif + +# Add a syscall function to each library that needs one. + +ifeq ($(subdir),crypt) +libcrypt-sysdep_routines += libc-do-syscall +endif + +ifeq ($(subdir),rt) +librt-sysdep_routines += libc-do-syscall +librt-shared-only-routines += libc-do-syscall +endif + +ifeq ($(subdir),nptl) +libpthread-sysdep_routines += libc-do-syscall +libpthread-shared-only-routines += libc-do-syscall +endif + +ifeq ($(subdir),resolv) +libanl-sysdep_routines += libc-do-syscall +libanl-shared-only-routines += libc-do-syscall +endif + +ifeq ($(subdir),csu) +sysdep_routines += libc-do-syscall +endif + +ifeq ($(subdir),nscd) +nscd-modules += libc-do-syscall +endif + +ifeq ($(subdir),nss) +libnss_db-sysdep_routines += libc-do-syscall +libnss_db-shared-only-routines += libc-do-syscall +endif + +ifeq ($(subdir),posix) +LDFLAGS-tst-rfc3484 += $(common-objpfx)csu/libc-do-syscall.o +LDFLAGS-tst-rfc3484-2 += $(common-objpfx)csu/libc-do-syscall.o +LDFLAGS-tst-rfc3484-3 += $(common-objpfx)csu/libc-do-syscall.o +endif + +abi-variants := soft hard + +ifeq (,$(filter $(default-abi),$(abi-variants))) +Unknown ABI, must be one of $(abi-variants) +endif + +abi-includes := +abi-soft-options := -U__ARM_PCS_VFP +abi-soft-condition := !defined __ARM_PCS_VFP +abi-soft-ld-soname := ld-linux.so.3 +abi-hard-options := -D__ARM_PCS_VFP +abi-hard-condition := defined __ARM_PCS_VFP +abi-hard-ld-soname := ld-linux-armhf.so.3 diff --git a/sysdeps/unix/sysv/linux/arm/Versions b/sysdeps/unix/sysv/linux/arm/Versions new file mode 100644 index 0000000..1d9e964 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/Versions @@ -0,0 +1,40 @@ +libc { + GLIBC_2.0 { + # Exception handling support functions from libgcc + __register_frame; __register_frame_table; __deregister_frame; + __frame_state_for; __register_frame_info_table; + } + GLIBC_2.1 { + ioperm; iopl; + inb; inw; inl; + outb; outw; outl; + } + GLIBC_2.2 { + # functions used in other libraries + __xstat64; __fxstat64; __lxstat64; + + # a* + alphasort64; + + # g* + glob64; + + # New rlimit interface + getrlimit; setrlimit; getrlimit64; + + # r* + readdir64; readdir64_r; + + # s* + scandir64; + + # v* + versionsort64; + } + GLIBC_2.3.3 { + posix_fadvise64; posix_fallocate64; + } + GLIBC_2.11 { + fallocate64; + } +} diff --git a/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S b/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S new file mode 100644 index 0000000..96f8b4e --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S @@ -0,0 +1,90 @@ +/* Copyright (C) 2009-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .section .rodata.str1.1,"aMS",%progbits,1 + .type longjmp_msg,%object +longjmp_msg: + .string "longjmp causes uninitialized stack frame" + .size longjmp_msg, .-longjmp_msg + .text + +#define __longjmp ____longjmp_chk + +#ifdef PIC +# define CALL_FAIL \ + ldr sl, .L_GOT; \ + cfi_undefined (sl); \ +.L_GOT_OFF: \ + add sl, pc, sl; \ + ldr r0, .Lstr; \ + add r0, sl, r0; \ + B PLTJMP(HIDDEN_JUMPTARGET(__fortify_fail)); \ +.L_GOT: \ + .word _GLOBAL_OFFSET_TABLE_-(.L_GOT_OFF+8); \ +.Lstr: \ + .word longjmp_msg(GOTOFF); +#else +# define CALL_FAIL \ + ldr r0, .Lstr; \ + B HIDDEN_JUMPTARGET(__fortify_fail); \ +.Lstr: \ + .word longjmp_msg; +#endif + +#define CHECK_SP(reg) \ + cfi_remember_state; \ + cmp sp, reg; \ + bls .Lok; \ + push { r7 }; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r7, 0); \ + mov r5, r0; \ + cfi_undefined (r5); \ + mov r7, #SYS_ify(sigaltstack); \ + mov r0, #0; \ + sub sp, sp, #12; /* == sizeof (stack_t) */ \ + cfi_adjust_cfa_offset (12); \ + cfi_remember_state; \ + mov r1, sp; \ + swi #0; \ + cmp r0, #0; \ + bne .Lok2; \ + ldr r1, [sp, #4]; \ + tst r1, #1; \ + beq .Lfail; \ + ldr r2, [sp, #0]; \ + ldr r3, [sp, #8]; \ + add r2, r2, r3; \ + sub r2, r2, reg; \ + cmp r2, r3; \ + bhi .Lok2; \ +.Lfail: \ + add sp, sp, #12; \ + cfi_adjust_cfa_offset (-12); \ + pop { r7 }; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (r7); \ + CALL_FAIL \ + cfi_restore_state; \ +.Lok2: \ + mov r0, r5; \ + cfi_restore_state; \ +.Lok: + +#include <__longjmp.S> diff --git a/sysdeps/unix/sysv/linux/arm/aeabi_read_tp.S b/sysdeps/unix/sysv/linux/arm/aeabi_read_tp.S new file mode 100644 index 0000000..9351233 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/aeabi_read_tp.S @@ -0,0 +1,55 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* GCC will emit calls to this routine under -mtp=soft. Linux has an + equivalent helper function (which clobbers fewer registers than + a normal function call) in a high page of memory; tail call to the + helper. */ + + .hidden __aeabi_read_tp +ENTRY (__aeabi_read_tp) +#ifdef ARCH_HAS_HARD_TP + mrc p15, 0, r0, c13, c0, 3 + bx lr +#elif defined(__thumb2__) + movw r0, #0x0fe0 + movt r0, #0xffff + bx r0 +#else + mov r0, #0xffff0fff + sub pc, r0, #31 +#endif +END (__aeabi_read_tp) diff --git a/sysdeps/unix/sysv/linux/arm/alphasort64.c b/sysdeps/unix/sysv/linux/arm/alphasort64.c new file mode 100644 index 0000000..0b5ae47 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/alphasort64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/alphasort64.c> diff --git a/sysdeps/unix/sysv/linux/arm/arm-features.h b/sysdeps/unix/sysv/linux/arm/arm-features.h new file mode 100644 index 0000000..5c721ef --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/arm-features.h @@ -0,0 +1,30 @@ +/* Macros to test for CPU features on ARM. Linux version. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LINUX_ARM_FEATURES_H +#define _LINUX_ARM_FEATURES_H 1 + +#ifndef __ASSEMBLER__ +# include <ldsodefs.h> + +# define ARM_HAVE_VFP (GLRO (dl_hwcap) & HWCAP_ARM_VFP) +#endif + +#include_next <arm-features.h> + +#endif /* arm-features.h */ diff --git a/sysdeps/unix/sysv/linux/arm/bits/atomic.h b/sysdeps/unix/sysv/linux/arm/bits/atomic.h new file mode 100644 index 0000000..cc73684 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/bits/atomic.h @@ -0,0 +1,107 @@ +/* Atomic operations. ARM/Linux version. + Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdint.h> + +/* If the compiler doesn't provide a primitive, we'll use this macro + to get assistance from the kernel. */ +#ifdef __thumb2__ +# define __arm_assisted_full_barrier() \ + __asm__ __volatile__ \ + ("movw\tip, #0x0fa0\n\t" \ + "movt\tip, #0xffff\n\t" \ + "blx\tip" \ + : : : "ip", "lr", "cc", "memory"); +#else +# define __arm_assisted_full_barrier() \ + __asm__ __volatile__ \ + ("mov\tip, #0xffff0fff\n\t" \ + "mov\tlr, pc\n\t" \ + "add\tpc, ip, #(0xffff0fa0 - 0xffff0fff)" \ + : : : "ip", "lr", "cc", "memory"); +#endif + +/* Atomic compare and exchange. This sequence relies on the kernel to + provide a compare and exchange operation which is atomic on the + current architecture, either via cleverness on pre-ARMv6 or via + ldrex / strex on ARMv6. + + It doesn't matter what register is used for a_oldval2, but we must + specify one to work around GCC PR rtl-optimization/21223. Otherwise + it may cause a_oldval or a_tmp to be moved to a different register. + + We use the union trick rather than simply using __typeof (...) in the + declarations of A_OLDVAL et al because when NEWVAL or OLDVAL is of the + form *PTR and PTR has a 'volatile ... *' type, then __typeof (*PTR) has + a 'volatile ...' type and this triggers -Wvolatile-register-var to + complain about 'register volatile ... asm ("reg")'. */ +#ifdef __thumb2__ +/* Thumb-2 has ldrex/strex. However it does not have barrier instructions, + so we still need to use the kernel helper. */ +# define __arm_assisted_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + ({ union { __typeof (oldval) a; uint32_t v; } oldval_arg = { .a = (oldval) };\ + union { __typeof (newval) a; uint32_t v; } newval_arg = { .a = (newval) };\ + register uint32_t a_oldval asm ("r0"); \ + register uint32_t a_newval asm ("r1") = newval_arg.v; \ + register __typeof (mem) a_ptr asm ("r2") = (mem); \ + register uint32_t a_tmp asm ("r3"); \ + register uint32_t a_oldval2 asm ("r4") = oldval_arg.v; \ + __asm__ __volatile__ \ + ("0:\tldr\t%[tmp],[%[ptr]]\n\t" \ + "cmp\t%[tmp], %[old2]\n\t" \ + "bne\t1f\n\t" \ + "mov\t%[old], %[old2]\n\t" \ + "movw\t%[tmp], #0x0fc0\n\t" \ + "movt\t%[tmp], #0xffff\n\t" \ + "blx\t%[tmp]\n\t" \ + "bcc\t0b\n\t" \ + "mov\t%[tmp], %[old2]\n\t" \ + "1:" \ + : [old] "=&r" (a_oldval), [tmp] "=&r" (a_tmp) \ + : [new] "r" (a_newval), [ptr] "r" (a_ptr), \ + [old2] "r" (a_oldval2) \ + : "ip", "lr", "cc", "memory"); \ + (__typeof (oldval)) a_tmp; }) +#else +# define __arm_assisted_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + ({ union { __typeof (oldval) a; uint32_t v; } oldval_arg = { .a = (oldval) };\ + union { __typeof (newval) a; uint32_t v; } newval_arg = { .a = (newval) };\ + register uint32_t a_oldval asm ("r0"); \ + register uint32_t a_newval asm ("r1") = newval_arg.v; \ + register __typeof (mem) a_ptr asm ("r2") = (mem); \ + register uint32_t a_tmp asm ("r3"); \ + register uint32_t a_oldval2 asm ("r4") = oldval_arg.v; \ + __asm__ __volatile__ \ + ("0:\tldr\t%[tmp],[%[ptr]]\n\t" \ + "cmp\t%[tmp], %[old2]\n\t" \ + "bne\t1f\n\t" \ + "mov\t%[old], %[old2]\n\t" \ + "mov\t%[tmp], #0xffff0fff\n\t" \ + "mov\tlr, pc\n\t" \ + "add\tpc, %[tmp], #(0xffff0fc0 - 0xffff0fff)\n\t" \ + "bcc\t0b\n\t" \ + "mov\t%[tmp], %[old2]\n\t" \ + "1:" \ + : [old] "=&r" (a_oldval), [tmp] "=&r" (a_tmp) \ + : [new] "r" (a_newval), [ptr] "r" (a_ptr), \ + [old2] "r" (a_oldval2) \ + : "ip", "lr", "cc", "memory"); \ + (__typeof (oldval)) a_tmp; }) +#endif + +#include <sysdeps/arm/bits/atomic.h> diff --git a/sysdeps/unix/sysv/linux/arm/bits/fcntl.h b/sysdeps/unix/sysv/linux/arm/bits/fcntl.h new file mode 100644 index 0000000..a5f5f44 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/bits/fcntl.h @@ -0,0 +1,54 @@ +/* O_*, F_*, FD_* bit values for Linux. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _FCNTL_H +# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." +#endif + +#define __O_DIRECTORY 040000 /* Must be a directory. */ +#define __O_NOFOLLOW 0100000 /* Do not follow links. */ +#define __O_DIRECT 0200000 /* Direct disk access. */ +#define __O_LARGEFILE 0400000 + +struct flock + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ +#ifndef __USE_FILE_OFFSET64 + __off_t l_start; /* Offset where the lock begins. */ + __off_t l_len; /* Size of the locked area; zero means until EOF. */ +#else + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ +#endif + __pid_t l_pid; /* Process holding the lock. */ + }; + +#ifdef __USE_LARGEFILE64 +struct flock64 + { + short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ + short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ + __off64_t l_start; /* Offset where the lock begins. */ + __off64_t l_len; /* Size of the locked area; zero means until EOF. */ + __pid_t l_pid; /* Process holding the lock. */ + }; +#endif + +/* Include generic Linux declarations. */ +#include <bits/fcntl-linux.h> diff --git a/sysdeps/unix/sysv/linux/arm/bits/hwcap.h b/sysdeps/unix/sysv/linux/arm/bits/hwcap.h new file mode 100644 index 0000000..b438d2a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/bits/hwcap.h @@ -0,0 +1,42 @@ +/* Defines for bits in AT_HWCAP. ARM Linux version. + Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_AUXV_H +# error "Never include <bits/hwcap.h> directly; use <sys/auxv.h> instead." +#endif + +/* The following must match the kernel's <asm/hwcap.h>. */ +#define HWCAP_ARM_SWP 1 +#define HWCAP_ARM_HALF 2 +#define HWCAP_ARM_THUMB 4 +#define HWCAP_ARM_26BIT 8 +#define HWCAP_ARM_FAST_MULT 16 +#define HWCAP_ARM_FPA 32 +#define HWCAP_ARM_VFP 64 +#define HWCAP_ARM_EDSP 128 +#define HWCAP_ARM_JAVA 256 +#define HWCAP_ARM_IWMMXT 512 +#define HWCAP_ARM_CRUNCH 1024 +#define HWCAP_ARM_THUMBEE 2048 +#define HWCAP_ARM_NEON 4096 +#define HWCAP_ARM_VFPv3 8192 +#define HWCAP_ARM_VFPv3D16 16384 +#define HWCAP_ARM_TLS 32768 +#define HWCAP_ARM_VFPv4 65536 +#define HWCAP_ARM_IDIVA 131072 +#define HWCAP_ARM_IDIVT 262144 diff --git a/sysdeps/unix/sysv/linux/arm/bits/mman.h b/sysdeps/unix/sysv/linux/arm/bits/mman.h new file mode 100644 index 0000000..8259b96 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/bits/mman.h @@ -0,0 +1,40 @@ +/* Definitions for POSIX memory map interface. Linux/ARM version. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif + +/* The following definitions basically come from the kernel headers. + But the kernel header is not namespace clean. */ + +/* These are Linux-specific. */ +#ifdef __USE_MISC +# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */ +# define MAP_DENYWRITE 0x00800 /* ETXTBSY */ +# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */ +# define MAP_LOCKED 0x02000 /* Lock the mapping. */ +# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */ +# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */ +# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ +# define MAP_STACK 0x20000 /* Allocation is for a stack. */ +# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ +#endif + +/* Include generic Linux declarations. */ +#include <bits/mman-linux.h> diff --git a/sysdeps/unix/sysv/linux/arm/bits/shm.h b/sysdeps/unix/sysv/linux/arm/bits/shm.h new file mode 100644 index 0000000..a479054 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/bits/shm.h @@ -0,0 +1,103 @@ +/* Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_SHM_H +# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead." +#endif + +#include <bits/types.h> + +/* Permission flag for shmget. */ +#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */ +#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */ + +/* Flags for `shmat'. */ +#define SHM_RDONLY 010000 /* attach read-only else read-write */ +#define SHM_RND 020000 /* round attach address to SHMLBA */ +#define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ + +/* Commands for `shmctl'. */ +#define SHM_LOCK 11 /* lock segment (root only) */ +#define SHM_UNLOCK 12 /* unlock segment (root only) */ + +__BEGIN_DECLS + +/* Segment low boundary address multiple. */ +#define SHMLBA (__getpagesize () << 2) +extern int __getpagesize (void) __THROW __attribute__ ((__const__)); + + +/* Type to count number of attaches. */ +typedef unsigned long int shmatt_t; + +/* Data structure describing a shared memory segment. */ +struct shmid_ds + { + struct ipc_perm shm_perm; /* operation permission struct */ + size_t shm_segsz; /* size of segment in bytes */ + __time_t shm_atime; /* time of last shmat() */ + unsigned long int __glibc_reserved1; + __time_t shm_dtime; /* time of last shmdt() */ + unsigned long int __glibc_reserved2; + __time_t shm_ctime; /* time of last change by shmctl() */ + unsigned long int __glibc_reserved3; + __pid_t shm_cpid; /* pid of creator */ + __pid_t shm_lpid; /* pid of last shmop */ + shmatt_t shm_nattch; /* number of current attaches */ + unsigned long int __glibc_reserved4; + unsigned long int __glibc_reserved5; + }; + +#ifdef __USE_MISC + +/* ipcs ctl commands */ +# define SHM_STAT 13 +# define SHM_INFO 14 + +/* shm_mode upper byte flags */ +# define SHM_DEST 01000 /* segment will be destroyed on last detach */ +# define SHM_LOCKED 02000 /* segment will not be swapped */ +# define SHM_HUGETLB 04000 /* segment is mapped via hugetlb */ +# define SHM_NORESERVE 010000 /* don't check for reservations */ + +struct shminfo + { + unsigned long int shmmax; + unsigned long int shmmin; + unsigned long int shmmni; + unsigned long int shmseg; + unsigned long int shmall; + unsigned long int __glibc_reserved1; + unsigned long int __glibc_reserved2; + unsigned long int __glibc_reserved3; + unsigned long int __glibc_reserved4; + }; + +struct shm_info + { + int used_ids; + unsigned long int shm_tot; /* total allocated shm */ + unsigned long int shm_rss; /* total resident shm */ + unsigned long int shm_swp; /* total swapped shm */ + unsigned long int swap_attempts; + unsigned long int swap_successes; + }; + +#endif /* __USE_MISC */ + +__END_DECLS diff --git a/sysdeps/unix/sysv/linux/arm/brk.c b/sysdeps/unix/sysv/linux/arm/brk.c new file mode 100644 index 0000000..f442b53 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/brk.c @@ -0,0 +1,41 @@ +/* brk system call for Linux/ARM. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <unistd.h> +#include <sysdep.h> + +/* This must be initialized data because commons can't have aliases. */ +void *__curbrk = 0; + +int +__brk (void *addr) +{ + void *newbrk; + + __curbrk = newbrk = (void *) INLINE_SYSCALL (brk, 1, addr); + + if (newbrk < addr) + { + __set_errno (ENOMEM); + return -1; + } + + return 0; +} +weak_alias (__brk, brk) diff --git a/sysdeps/unix/sysv/linux/arm/clone.S b/sysdeps/unix/sysv/linux/arm/clone.S new file mode 100644 index 0000000..03fe9ab --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/clone.S @@ -0,0 +1,99 @@ +/* Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Pat Beirne <patb@corelcomputer.com> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* clone() is even more special than fork() as it mucks with stacks + and invokes a function in the right context after its all over. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> + +#define CLONE_VM 0x00000100 +#define CLONE_THREAD 0x00010000 + +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg, + pid_t *ptid, struct user_desc *tls, pid_t *ctid); */ + + .text +ENTRY(__clone) + @ sanity check args + cmp r0, #0 + ite ne + cmpne r1, #0 + moveq r0, #-EINVAL + beq PLTJMP(syscall_error) + + @ insert the args onto the new stack + str r3, [r1, #-4]! + str r0, [r1, #-4]! + + @ do the system call + @ get flags + mov r0, r2 +#ifdef RESET_PID + mov ip, r2 +#endif + @ new sp is already in r1 + push {r4, r7} + cfi_adjust_cfa_offset (8) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r7, 4) + ldr r2, [sp, #8] + ldr r3, [sp, #12] + ldr r4, [sp, #16] + ldr r7, =SYS_ify(clone) + swi 0x0 + cfi_endproc + cmp r0, #0 + beq 1f + pop {r4, r7} + blt PLTJMP(C_SYMBOL_NAME(__syscall_error)) + RETINSTR(, lr) + + cfi_startproc +PSEUDO_END (__clone) + +1: + .fnstart + .cantunwind +#ifdef RESET_PID + tst ip, #CLONE_THREAD + bne 3f + GET_TLS (lr) + mov r1, r0 + tst ip, #CLONE_VM + ldr r7, =SYS_ify(getpid) + ite ne + movne r0, #-1 + swieq 0x0 + NEGOFF_ADJ_BASE (r1, TID_OFFSET) + str r0, NEGOFF_OFF1 (r1, TID_OFFSET) + str r0, NEGOFF_OFF2 (r1, PID_OFFSET, TID_OFFSET) +3: +#endif + @ pick the function arg and call address off the stack and execute + ldr r0, [sp, #4] + ldr ip, [sp], #8 + BLX (ip) + + @ and we are done, passing the return value through r0 + b PLTJMP(HIDDEN_JUMPTARGET(_exit)) + + .fnend + +weak_alias (__clone, clone) diff --git a/sysdeps/unix/sysv/linux/arm/configure b/sysdeps/unix/sysv/linux/arm/configure new file mode 100644 index 0000000..71eb195 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/configure @@ -0,0 +1,6 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/unix/sysv/linux/arm. + +libc_cv_gcc_unwind_find_fde=no +# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac. +CFLAGS=${CFLAGS% -fno-unwind-tables} diff --git a/sysdeps/unix/sysv/linux/arm/configure.ac b/sysdeps/unix/sysv/linux/arm/configure.ac new file mode 100644 index 0000000..8e4e20d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/configure.ac @@ -0,0 +1,6 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/unix/sysv/linux/arm. + +libc_cv_gcc_unwind_find_fde=no +# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac. +CFLAGS=${CFLAGS% -fno-unwind-tables} diff --git a/sysdeps/unix/sysv/linux/arm/dl-cache.h b/sysdeps/unix/sysv/linux/arm/dl-cache.h new file mode 100644 index 0000000..66e6cdb --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/dl-cache.h @@ -0,0 +1,34 @@ +/* Support for reading /etc/ld.so.cache files written by Linux ldconfig. + Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <ldconfig.h> + +/* In order to support the transition from unmarked objects + to marked objects we must treat unmarked objects as + compatible with either FLAG_ARM_LIBHF or FLAG_ARM_LIBSF. */ +#ifdef __ARM_PCS_VFP +# define _dl_cache_check_flags(flags) \ + ((flags) == (FLAG_ARM_LIBHF | FLAG_ELF_LIBC6) \ + || (flags) == FLAG_ELF_LIBC6) +#else +# define _dl_cache_check_flags(flags) \ + ((flags) == (FLAG_ARM_LIBSF | FLAG_ELF_LIBC6) \ + || (flags) == FLAG_ELF_LIBC6) +#endif + +#include_next <dl-cache.h> diff --git a/sysdeps/unix/sysv/linux/arm/dl-machine.h b/sysdeps/unix/sysv/linux/arm/dl-machine.h new file mode 100644 index 0000000..9946db8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/dl-machine.h @@ -0,0 +1,30 @@ +/* Machine-dependent ELF dynamic relocation inline functions. ARM/Linux version + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef dl_machine_h + +/* This definition is Linux-specific. */ +#define CLEAR_CACHE(BEG,END) \ + INTERNAL_SYSCALL_ARM (cacheflush, , 3, (BEG), (END), 0) + +#endif + +/* The rest is just machine-specific. + This #include is outside the #ifndef because the parts of + dl-machine.h used only by dynamic-link.h are outside the guard. */ +#include <sysdeps/arm/dl-machine.h> diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.c b/sysdeps/unix/sysv/linux/arm/dl-procinfo.c new file mode 100644 index 0000000..d304539 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.c @@ -0,0 +1,65 @@ +/* Data for Linux/ARM version of processor capability information. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* This information must be kept in sync with the _DL_HWCAP_COUNT and + _DL_PLATFORM_COUNT definitions in procinfo.h. + + If anything should be added here check whether the size of each string + is still ok with the given array size. + + All the #ifdefs in the definitions ar equite irritating but + necessary if we want to avoid duplicating the information. There + are three different modes: + + - PROCINFO_DECL is defined. This means we are only interested in + declarations. + + - PROCINFO_DECL is not defined: + + + if SHARED is defined the file is included in an array + initializer. The .element = { ... } syntax is needed. + + + if SHARED is not defined a normal array initialization is + needed. + */ + +#ifndef PROCINFO_CLASS +#define PROCINFO_CLASS +#endif + +#if !defined PROCINFO_DECL && defined SHARED + ._dl_arm_cap_flags +#else +PROCINFO_CLASS const char _dl_arm_cap_flags[19][10] +#endif +#ifndef PROCINFO_DECL += { + "swp", "half", "thumb", "26bit", "fastmult", "fpa", "vfp", "edsp", + "java", "iwmmxt", "crunch", "thumbee", "neon", "vfpv3", "vfpv3d16", + "tls", "vfpv4", "idiva", "idivt", + } +#endif +#if !defined SHARED || defined PROCINFO_DECL +; +#else +, +#endif + +#undef PROCINFO_DECL +#undef PROCINFO_CLASS diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h new file mode 100644 index 0000000..2f8f003 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h @@ -0,0 +1,78 @@ +/* Linux/ARM version of processor capability information handling macros. + Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 2001. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _DL_PROCINFO_H +#define _DL_PROCINFO_H 1 + +#include <ldsodefs.h> +#include <sysdep.h> + +#define _DL_HWCAP_COUNT 19 + +/* The kernel provides platform data but it is not interesting. */ +#define _DL_HWCAP_PLATFORM 0 + + +static inline int +__attribute__ ((unused)) +_dl_procinfo (unsigned int type, unsigned long int word) +{ + int i; + + /* Fallback to unknown output mechanism. */ + if (type == AT_HWCAP2) + return -1; + + _dl_printf ("AT_HWCAP: "); + + for (i = 0; i < _DL_HWCAP_COUNT; ++i) + if (word & (1 << i)) + _dl_printf (" %s", GLRO(dl_arm_cap_flags)[i]); + + _dl_printf ("\n"); + + return 0; +} + +static inline const char * +__attribute__ ((unused)) +_dl_hwcap_string (int idx) +{ + return GLRO(dl_arm_cap_flags)[idx]; +}; + +#define HWCAP_IMPORTANT (HWCAP_ARM_VFP | HWCAP_ARM_NEON) + +static inline int +__attribute__ ((unused)) +_dl_string_hwcap (const char *str) +{ + int i; + + for (i = 0; i < _DL_HWCAP_COUNT; i++) + { + if (strcmp (str, GLRO(dl_arm_cap_flags)[i]) == 0) + return i; + } + return -1; +}; + +#define _dl_string_platform(str) (-1) + +#endif /* dl-procinfo.h */ diff --git a/sysdeps/unix/sysv/linux/arm/fchown.c b/sysdeps/unix/sysv/linux/arm/fchown.c new file mode 100644 index 0000000..3a69ecc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/fchown.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/fchown.c> diff --git a/sysdeps/unix/sysv/linux/arm/fcntl.c b/sysdeps/unix/sysv/linux/arm/fcntl.c new file mode 100644 index 0000000..ea951bc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/fcntl.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/fcntl.c> diff --git a/sysdeps/unix/sysv/linux/arm/ftruncate64.c b/sysdeps/unix/sysv/linux/arm/ftruncate64.c new file mode 100644 index 0000000..49631d4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/ftruncate64.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/types.h> +#include <errno.h> +#include <endian.h> +#include <unistd.h> + +#include <sysdep.h> +#include <sys/syscall.h> + +/* Truncate the file FD refers to to LENGTH bytes. */ +int +__ftruncate64 (int fd, off64_t length) +{ + unsigned int low = length & 0xffffffff; + unsigned int high = length >> 32; + int result = INLINE_SYSCALL (ftruncate64, 4, fd, 0, + __LONG_LONG_PAIR (high, low)); + return result; +} +weak_alias (__ftruncate64, ftruncate64) diff --git a/sysdeps/unix/sysv/linux/arm/fxstat.c b/sysdeps/unix/sysv/linux/arm/fxstat.c new file mode 100644 index 0000000..4f219f0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/fxstat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/fxstat.c> diff --git a/sysdeps/unix/sysv/linux/arm/fxstatat.c b/sysdeps/unix/sysv/linux/arm/fxstatat.c new file mode 100644 index 0000000..0f8b313 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/fxstatat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/fxstatat.c> diff --git a/sysdeps/unix/sysv/linux/arm/getcontext.S b/sysdeps/unix/sysv/linux/arm/getcontext.S new file mode 100644 index 0000000..b8b7b20 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getcontext.S @@ -0,0 +1,115 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <rtld-global-offsets.h> + +#include "ucontext_i.h" + + .syntax unified + .text + +/* int getcontext (ucontext_t *ucp) */ + +ENTRY(__getcontext) + /* No need to save r0-r3, d0-d7, or d16-d31. */ + add r1, r0, #MCONTEXT_ARM_R4 + stmia r1, {r4-r11} + + /* Save R13 separately as Thumb can't STM it. */ + str r13, [r0, #MCONTEXT_ARM_SP] + str r14, [r0, #MCONTEXT_ARM_LR] + /* Return to LR */ + str r14, [r0, #MCONTEXT_ARM_PC] + /* Return zero */ + mov r2, #0 + str r2, [r0, #MCONTEXT_ARM_R0] + + /* Save ucontext_t * across the next call. */ + mov r4, r0 + + /* __sigprocmask(SIG_BLOCK, NULL, &(ucontext->uc_sigmask)) */ + mov r0, #SIG_BLOCK + mov r1, #0 + add r2, r4, #UCONTEXT_SIGMASK + bl PLTJMP(__sigprocmask) + + /* Store FP regs. Much of the FP code is copied from arm/setjmp.S. */ + +#ifdef PIC + ldr r2, 1f + ldr r1, .Lrtld_global_ro +0: add r2, pc, r2 + ldr r2, [r2, r1] + ldr r2, [r2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +#else + ldr r2, .Lhwcap + ldr r2, [r2, #0] +#endif + + add r0, r4, #UCONTEXT_REGSPACE + +#ifdef __SOFTFP__ + tst r2, #HWCAP_ARM_VFP + beq .Lno_vfp +#endif + + /* Store the VFP registers. + Don't use VFP instructions directly because this code + is used in non-VFP multilibs. */ + /* Following instruction is vstmia r0!, {d8-d15}. */ + stc p11, cr8, [r0], #64 + /* Store the floating-point status register. */ + /* Following instruction is vmrs r1, fpscr. */ + mrc p10, 7, r1, cr1, cr0, 0 + str r1, [r0], #4 +.Lno_vfp: + + tst r2, #HWCAP_ARM_IWMMXT + beq .Lno_iwmmxt + + /* Save the call-preserved iWMMXt registers. */ + /* Following instructions are wstrd wr10, [r0], #8 (etc.) */ + stcl p1, cr10, [r0], #8 + stcl p1, cr11, [r0], #8 + stcl p1, cr12, [r0], #8 + stcl p1, cr13, [r0], #8 + stcl p1, cr14, [r0], #8 + stcl p1, cr15, [r0], #8 +.Lno_iwmmxt: + + /* Restore the clobbered R4 and LR. */ + ldr r14, [r4, #MCONTEXT_ARM_LR] + ldr r4, [r4, #MCONTEXT_ARM_R4] + + mov r0, #0 + + DO_RET(r14) + +END(__getcontext) + +#ifdef PIC +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_global_ro: + .long C_SYMBOL_NAME(_rtld_global_ro)(GOT) +#else +.Lhwcap: + .long C_SYMBOL_NAME(_dl_hwcap) +#endif + + +weak_alias(__getcontext, getcontext) diff --git a/sysdeps/unix/sysv/linux/arm/getdents64.c b/sysdeps/unix/sysv/linux/arm/getdents64.c new file mode 100644 index 0000000..0c75fb5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getdents64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getdents64.c> diff --git a/sysdeps/unix/sysv/linux/arm/getegid.c b/sysdeps/unix/sysv/linux/arm/getegid.c new file mode 100644 index 0000000..37b4b4a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getegid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getegid.c> diff --git a/sysdeps/unix/sysv/linux/arm/geteuid.c b/sysdeps/unix/sysv/linux/arm/geteuid.c new file mode 100644 index 0000000..ebcb555 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/geteuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/geteuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/getgid.c b/sysdeps/unix/sysv/linux/arm/getgid.c new file mode 100644 index 0000000..0a4d606 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getgid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getgid.c> diff --git a/sysdeps/unix/sysv/linux/arm/getgroups.c b/sysdeps/unix/sysv/linux/arm/getgroups.c new file mode 100644 index 0000000..102ea24 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getgroups.c @@ -0,0 +1,2 @@ +/* We also have to rewrite the kernel gid_t to the user land type. */ +#include <sysdeps/unix/sysv/linux/i386/getgroups.c> diff --git a/sysdeps/unix/sysv/linux/arm/getresgid.c b/sysdeps/unix/sysv/linux/arm/getresgid.c new file mode 100644 index 0000000..b703a41 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getresgid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getresgid.c> diff --git a/sysdeps/unix/sysv/linux/arm/getresuid.c b/sysdeps/unix/sysv/linux/arm/getresuid.c new file mode 100644 index 0000000..0b14cef --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getresuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getresuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/getrlimit64.c b/sysdeps/unix/sysv/linux/arm/getrlimit64.c new file mode 100644 index 0000000..fef018f --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getrlimit64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/arm/getuid.c b/sysdeps/unix/sysv/linux/arm/getuid.c new file mode 100644 index 0000000..d682c79 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/getuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/getuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/glob64.c b/sysdeps/unix/sysv/linux/arm/glob64.c new file mode 100644 index 0000000..82a9a29 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/glob64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/glob64.c> diff --git a/sysdeps/unix/sysv/linux/arm/internal_accept4.S b/sysdeps/unix/sysv/linux/arm/internal_accept4.S new file mode 100644 index 0000000..eeb5f50 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/internal_accept4.S @@ -0,0 +1,6 @@ +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 diff --git a/sysdeps/unix/sysv/linux/arm/internal_recvmmsg.S b/sysdeps/unix/sysv/linux/arm/internal_recvmmsg.S new file mode 100644 index 0000000..eeb5f50 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/internal_recvmmsg.S @@ -0,0 +1,6 @@ +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 diff --git a/sysdeps/unix/sysv/linux/arm/internal_sendmmsg.S b/sysdeps/unix/sysv/linux/arm/internal_sendmmsg.S new file mode 100644 index 0000000..eeb5f50 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/internal_sendmmsg.S @@ -0,0 +1,6 @@ +/* Tag_ABI_align8_preserved: This code preserves 8-byte + alignment in any callee. */ + .eabi_attribute 25, 1 +/* Tag_ABI_align8_needed: This code may require 8-byte alignment from + the caller. */ + .eabi_attribute 24, 1 diff --git a/sysdeps/unix/sysv/linux/arm/ioperm.c b/sysdeps/unix/sysv/linux/arm/ioperm.c new file mode 100644 index 0000000..19b79f4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/ioperm.c @@ -0,0 +1,279 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Phil Blundell, based on the Alpha version by + David Mosberger. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* I/O port access on the ARM is something of a fiction. What we do is to + map an appropriate area of /dev/mem into user space so that a program + can blast away at the hardware in such a way as to generate I/O cycles + on the bus. To insulate user code from dependencies on particular + hardware we don't allow calls to inb() and friends to be inlined, but + force them to come through code in here every time. Performance-critical + registers tend to be memory mapped these days so this should be no big + problem. */ + +/* Once upon a time this file used mprotect to enable and disable + access to particular areas of I/O space. Unfortunately the + mprotect syscall also has the side effect of enabling caching for + the area affected (this is a kernel limitation). So we now just + enable all the ports all of the time. */ + +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <ctype.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <sys/types.h> +#include <sys/mman.h> + +#include <linux/version.h> +#include <sys/sysctl.h> + +#define PATH_ARM_SYSTYPE "/etc/arm_systype" +#define PATH_CPUINFO "/proc/cpuinfo" + +#define MAX_PORT 0x10000 + +static struct { + unsigned long int base; + unsigned long int io_base; + unsigned int shift; + unsigned int initdone; /* since all the above could be 0 */ +} io; + +#define IO_BASE_FOOTBRIDGE 0x7c000000 +#define IO_SHIFT_FOOTBRIDGE 0 + +static struct platform { + const char *name; + unsigned long int io_base; + unsigned int shift; +} platform[] = { + /* All currently supported platforms are in fact the same. :-) */ + {"Chalice-CATS", IO_BASE_FOOTBRIDGE, IO_SHIFT_FOOTBRIDGE}, + {"DEC-EBSA285", IO_BASE_FOOTBRIDGE, IO_SHIFT_FOOTBRIDGE}, + {"Corel-NetWinder", IO_BASE_FOOTBRIDGE, IO_SHIFT_FOOTBRIDGE}, + {"Rebel-NetWinder", IO_BASE_FOOTBRIDGE, IO_SHIFT_FOOTBRIDGE}, +}; + +#define IO_ADDR(port) (io.base + ((port) << io.shift)) + +/* + * Initialize I/O system. There are several ways to get the information + * we need. Each is tried in turn until one succeeds. + * + * 1. Sysctl (CTL_BUS, CTL_BUS_ISA, ISA_*). This is the preferred method + * but not all kernels support it. + * + * 2. Read the value (not the contents) of symlink PATH_ARM_SYSTYPE. + * - If it matches one of the entries in the table above, use the + * corresponding values. + * - If it begins with a number, assume this is a previously + * unsupported system and the values encode, in order, + * "<io_base>,<port_shift>". + * + * 3. Lookup the "system type" field in /proc/cpuinfo. Again, if it + * matches an entry in the platform[] table, use the corresponding + * values. + */ + +/* The Linux kernel headers renamed this constant between 2.5.26 and + 2.5.27. It was backported to 2.4 between 2.4.22 and 2.4.23. */ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,23) +# define BUS_ISA CTL_BUS_ISA +#endif + +static int +init_iosys (void) +{ + char systype[256]; + int i, n; + static int iobase_name[] = { CTL_BUS, BUS_ISA, BUS_ISA_PORT_BASE }; + static int ioshift_name[] = { CTL_BUS, BUS_ISA, BUS_ISA_PORT_SHIFT }; + size_t len = sizeof(io.base); + + if (! __sysctl (iobase_name, 3, &io.io_base, &len, NULL, 0) + && ! __sysctl (ioshift_name, 3, &io.shift, &len, NULL, 0)) + { + io.initdone = 1; + return 0; + } + + n = __readlink (PATH_ARM_SYSTYPE, systype, sizeof (systype) - 1); + if (n > 0) + { + systype[n] = '\0'; + if (isdigit (systype[0])) + { + if (sscanf (systype, "%li,%i", &io.io_base, &io.shift) == 2) + { + io.initdone = 1; + return 0; + } + /* else we're likely going to fail with the system match below */ + } + } + else + { + FILE * fp; + + fp = fopen (PATH_CPUINFO, "rce"); + if (! fp) + return -1; + while ((n = fscanf (fp, "Hardware\t: %256[^\n]\n", systype)) + != EOF) + { + if (n == 1) + break; + else + fgets_unlocked (systype, 256, fp); + } + fclose (fp); + + if (n == EOF) + { + /* this can happen if the format of /proc/cpuinfo changes... */ + fprintf (stderr, + "ioperm: Unable to determine system type.\n" + "\t(May need " PATH_ARM_SYSTYPE " symlink?)\n"); + __set_errno (ENODEV); + return -1; + } + } + + /* translate systype name into i/o system: */ + for (i = 0; i < sizeof (platform) / sizeof (platform[0]); ++i) + { + if (strcmp (platform[i].name, systype) == 0) + { + io.shift = platform[i].shift; + io.io_base = platform[i].io_base; + io.initdone = 1; + return 0; + } + } + + /* systype is not a known platform name... */ + __set_errno (ENODEV); + return -1; +} + +int +_ioperm (unsigned long int from, unsigned long int num, int turn_on) +{ + if (! io.initdone && init_iosys () < 0) + return -1; + + /* this test isn't as silly as it may look like; consider overflows! */ + if (from >= MAX_PORT || from + num > MAX_PORT) + { + __set_errno (EINVAL); + return -1; + } + + if (turn_on) + { + if (! io.base) + { + int fd; + + fd = __open ("/dev/mem", O_RDWR); + if (fd < 0) + return -1; + + io.base = + (unsigned long int) __mmap (0, MAX_PORT << io.shift, + PROT_READ | PROT_WRITE, + MAP_SHARED, fd, io.io_base); + __close (fd); + if ((long) io.base == -1) + return -1; + } + } + + return 0; +} + + +int +_iopl (unsigned int level) +{ + if (level > 3) + { + __set_errno (EINVAL); + return -1; + } + if (level) + { + return _ioperm (0, MAX_PORT, 1); + } + return 0; +} + + +void +_outb (unsigned char b, unsigned long int port) +{ + *((volatile unsigned char *)(IO_ADDR (port))) = b; +} + + +void +_outw (unsigned short b, unsigned long int port) +{ + *((volatile unsigned short *)(IO_ADDR (port))) = b; +} + + +void +_outl (unsigned int b, unsigned long int port) +{ + *((volatile unsigned long *)(IO_ADDR (port))) = b; +} + + +unsigned int +_inb (unsigned long int port) +{ + return *((volatile unsigned char *)(IO_ADDR (port))); +} + + +unsigned int +_inw (unsigned long int port) +{ + return *((volatile unsigned short *)(IO_ADDR (port))); +} + + +unsigned int +_inl (unsigned long int port) +{ + return *((volatile unsigned long *)(IO_ADDR (port))); +} + +weak_alias (_ioperm, ioperm); +weak_alias (_iopl, iopl); +weak_alias (_inb, inb); +weak_alias (_inw, inw); +weak_alias (_inl, inl); +weak_alias (_outb, outb); +weak_alias (_outw, outw); +weak_alias (_outl, outl); diff --git a/sysdeps/unix/sysv/linux/arm/kernel-features.h b/sysdeps/unix/sysv/linux/arm/kernel-features.h new file mode 100644 index 0000000..9d7ef87 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/kernel-features.h @@ -0,0 +1,45 @@ +/* Set flags signalling availability of kernel features based on given + kernel version number. + Copyright (C) 2006-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* The utimes syscall was added before 2.6.1. */ +#define __ASSUME_UTIMES 1 + +/* The signal frame layout changed in 2.6.18. */ +#if __LINUX_KERNEL_VERSION >= 132626 +# define __ASSUME_SIGFRAME_V2 1 +#endif + +/* Support for the eventfd2 and signalfd4 syscalls was added in 2.6.27. */ +#if __LINUX_KERNEL_VERSION >= 0x02061b +# define __ASSUME_EVENTFD2 1 +# define __ASSUME_SIGNALFD4 1 +#endif + +/* Support for the accept4 syscall was added in 2.6.36. */ +#if __LINUX_KERNEL_VERSION >= 0x020624 +# define __ASSUME_ACCEPT4 1 +#endif + +#include_next <kernel-features.h> + +/* Support for pselect6, ppoll and epoll_pwait was added in 2.6.32. */ +#if __LINUX_KERNEL_VERSION < 0x020620 +# undef __ASSUME_PSELECT +# undef __ASSUME_PPOLL +#endif diff --git a/sysdeps/unix/sysv/linux/arm/lchown.c b/sysdeps/unix/sysv/linux/arm/lchown.c new file mode 100644 index 0000000..c89de99 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/lchown.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/lchown.c> diff --git a/sysdeps/unix/sysv/linux/arm/ldconfig.h b/sysdeps/unix/sysv/linux/arm/ldconfig.h new file mode 100644 index 0000000..316d82b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/ldconfig.h @@ -0,0 +1,25 @@ +/* Copyright (C) 2001-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdeps/generic/ldconfig.h> + +#define SYSDEP_KNOWN_INTERPRETER_NAMES \ + { "/lib/ld-linux.so.3", FLAG_ELF_LIBC6 }, \ + { "/lib/ld-linux-armhf.so.3", FLAG_ELF_LIBC6 }, +#define SYSDEP_KNOWN_LIBRARY_NAMES \ + { "libc.so.6", FLAG_ELF_LIBC6 }, \ + { "libm.so.6", FLAG_ELF_LIBC6 }, diff --git a/sysdeps/unix/sysv/linux/arm/ldsodefs.h b/sysdeps/unix/sysv/linux/arm/ldsodefs.h new file mode 100644 index 0000000..32cdfab --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/ldsodefs.h @@ -0,0 +1,73 @@ +/* Run-time dynamic linker data structures for loaded ELF shared objects. + Copyright (C) 2010-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_LINUX_LDSODEFS_H +#define _ARM_LINUX_LDSODEFS_H 1 + +#include_next <ldsodefs.h> + +#undef VALID_ELF_HEADER +#undef VALID_ELF_OSABI +#undef MORE_ELF_HEADER_DATA + +#define EXTRA_OSABI ELFOSABI_ARM_AEABI + +#ifdef __ARM_PCS_VFP +# define VALID_FLOAT_ABI(x) \ + ((EF_ARM_EABI_VERSION ((x)) != EF_ARM_EABI_VER5) \ + || !((x) & EF_ARM_ABI_FLOAT_SOFT)) +#else +# define VALID_FLOAT_ABI(x) \ + ((EF_ARM_EABI_VERSION ((x)) != EF_ARM_EABI_VER5) \ + || !((x) & EF_ARM_ABI_FLOAT_HARD)) +#endif + +#undef VALID_ELF_HEADER +#define VALID_ELF_HEADER(hdr,exp,size) \ + ((memcmp (hdr, exp, size) == 0 \ + || memcmp (hdr, expected2, size) == 0 \ + || memcmp (hdr, expected3, size) == 0) \ + && VALID_FLOAT_ABI (ehdr->e_flags)) +#define VALID_ELF_OSABI(osabi) (osabi == ELFOSABI_SYSV \ + || osabi == ELFOSABI_GNU \ + || osabi == EXTRA_OSABI) +#define MORE_ELF_HEADER_DATA \ + static const unsigned char expected2[EI_PAD] = \ + { \ + [EI_MAG0] = ELFMAG0, \ + [EI_MAG1] = ELFMAG1, \ + [EI_MAG2] = ELFMAG2, \ + [EI_MAG3] = ELFMAG3, \ + [EI_CLASS] = ELFW(CLASS), \ + [EI_DATA] = byteorder, \ + [EI_VERSION] = EV_CURRENT, \ + [EI_OSABI] = ELFOSABI_GNU \ + }; \ + static const unsigned char expected3[EI_PAD] = \ + { \ + [EI_MAG0] = ELFMAG0, \ + [EI_MAG1] = ELFMAG1, \ + [EI_MAG2] = ELFMAG2, \ + [EI_MAG3] = ELFMAG3, \ + [EI_CLASS] = ELFW(CLASS), \ + [EI_DATA] = byteorder, \ + [EI_VERSION] = EV_CURRENT, \ + [EI_OSABI] = EXTRA_OSABI \ + } + +#endif diff --git a/sysdeps/unix/sysv/linux/arm/libc-aeabi_read_tp.S b/sysdeps/unix/sysv/linux/arm/libc-aeabi_read_tp.S new file mode 100644 index 0000000..6132afc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/libc-aeabi_read_tp.S @@ -0,0 +1 @@ +#include <aeabi_read_tp.S> diff --git a/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S b/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S new file mode 100644 index 0000000..d42a94a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S @@ -0,0 +1,48 @@ +/* Copyright (C) 2010-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* Out-of-line syscall stub. We expect the system call number in ip + and return the raw result in r0. No registers are clobbered. + We could avoid using the stack for this, but the goal is accurate + unwind information - and while there is a reserved prefix in the + ARM unwind tables for register to register moves, the actual opcodes + are not defined. */ + +#if defined(__thumb__) + .thumb + .syntax unified + .hidden __libc_do_syscall + +#undef CALL_MCOUNT +#define CALL_MCOUNT + +ENTRY (__libc_do_syscall) + .fnstart + push {r7, lr} + .save {r7, lr} + cfi_adjust_cfa_offset (8) + cfi_rel_offset (r7, 0) + cfi_rel_offset (lr, 4) + mov r7, ip + swi 0x0 + pop {r7, pc} + .fnend +END (__libc_do_syscall) + +#endif /* __thumb__ */ diff --git a/sysdeps/unix/sysv/linux/arm/lockf64.c b/sysdeps/unix/sysv/linux/arm/lockf64.c new file mode 100644 index 0000000..a88f5a7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/lockf64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/lockf64.c> diff --git a/sysdeps/unix/sysv/linux/arm/lxstat.c b/sysdeps/unix/sysv/linux/arm/lxstat.c new file mode 100644 index 0000000..2371cd9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/lxstat.c @@ -0,0 +1,2 @@ +#include <sysdeps/unix/sysv/linux/i386/lxstat.c> + diff --git a/sysdeps/unix/sysv/linux/arm/makecontext.c b/sysdeps/unix/sysv/linux/arm/makecontext.c new file mode 100644 index 0000000..73fbe4a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/makecontext.c @@ -0,0 +1,73 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <stdarg.h> +#include <ucontext.h> + +/* Number of arguments that go in registers. */ +#define NREG_ARGS 4 + +/* Take a context previously prepared via getcontext() and set to + call func() with the given int only args. */ +void +__makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...) +{ + extern void __startcontext (void); + unsigned long *funcstack; + va_list vl; + unsigned long *regptr; + unsigned int reg; + int misaligned; + + /* Start at the top of stack. */ + funcstack = (unsigned long *) (ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size); + + /* Ensure the stack stays eight byte aligned. */ + misaligned = ((unsigned long) funcstack & 4) != 0; + + if ((argc > NREG_ARGS) && (argc & 1) != 0) + misaligned = !misaligned; + + if (misaligned) + funcstack -= 1; + + va_start (vl, argc); + + /* Reserve space for the on-stack arguments. */ + if (argc > NREG_ARGS) + funcstack -= (argc - NREG_ARGS); + + ucp->uc_mcontext.arm_sp = (unsigned long) funcstack; + ucp->uc_mcontext.arm_pc = (unsigned long) func; + + /* Exit to startcontext() with the next context in R4 */ + ucp->uc_mcontext.arm_r4 = (unsigned long) ucp->uc_link; + ucp->uc_mcontext.arm_lr = (unsigned long) __startcontext; + + /* The first four arguments go into registers. */ + regptr = &(ucp->uc_mcontext.arm_r0); + + for (reg = 0; (reg < argc) && (reg < NREG_ARGS); reg++) + *regptr++ = va_arg (vl, unsigned long); + + /* And the remainder on the stack. */ + for (; reg < argc; reg++) + *funcstack++ = va_arg (vl, unsigned long); + + va_end (vl); +} +weak_alias (__makecontext, makecontext) diff --git a/sysdeps/unix/sysv/linux/arm/mmap.S b/sysdeps/unix/sysv/linux/arm/mmap.S new file mode 100644 index 0000000..0383bb5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/mmap.S @@ -0,0 +1,64 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#define EINVAL 22 + + .text + +ENTRY (__mmap) + /* shuffle args */ + push { r5 } + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r5, 0) + ldr r5, [sp, #8] + push { r4 } + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r4, 0) + cfi_remember_state + ldr r4, [sp, #8] + + /* convert offset to pages */ + movs ip, r5, lsl #20 + bne .Linval + mov r5, r5, lsr #12 + + /* do the syscall */ + DO_CALL (mmap2, 0) + + /* restore registers */ +2: + pop { r4 } + cfi_adjust_cfa_offset (-4) + cfi_restore (r4) + pop { r5 } + cfi_adjust_cfa_offset (-4) + cfi_restore (r5) + + cmn r0, $4096 + it cc + RETINSTR(cc, lr) + b PLTJMP(syscall_error) + + cfi_restore_state +.Linval: + mov r0, #-EINVAL + b 2b +PSEUDO_END (__mmap) + +weak_alias (__mmap, mmap) diff --git a/sysdeps/unix/sysv/linux/arm/mmap64.S b/sysdeps/unix/sysv/linux/arm/mmap64.S new file mode 100644 index 0000000..eae5229 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/mmap64.S @@ -0,0 +1,72 @@ +/* Copyright (C) 2000-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .syntax unified + +#define EINVAL 22 + +#ifdef __ARMEB__ +# define LOW_OFFSET 8 + 4 +/* The initial + 4 is for the stack postdecrement. */ +# define HIGH_OFFSET 4 + 8 + 0 +#else +# define LOW_OFFSET 8 + 0 +# define HIGH_OFFSET 4 + 8 + 4 +#endif + + /* The mmap2 system call takes six arguments, all in registers. */ + .text +ENTRY (__mmap64) + ldr ip, [sp, $LOW_OFFSET] + push { r5 } + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r5, 0) + ldr r5, [sp, $HIGH_OFFSET] + push { r4 } + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r4, 0) + cfi_remember_state + movs r4, ip, lsl $20 @ check that offset is page-aligned + mov ip, ip, lsr $12 + it eq + movseq r4, r5, lsr $12 @ check for overflow + bne .Linval + ldr r4, [sp, $8] @ load fd + orr r5, ip, r5, lsl $20 @ compose page offset + DO_CALL (mmap2, 0) + cmn r0, $4096 + pop {r4, r5} + cfi_adjust_cfa_offset (-8) + cfi_restore (r4) + cfi_restore (r5) + it cc + RETINSTR(cc, lr) + b PLTJMP(syscall_error) + + cfi_restore_state +.Linval: + mov r0, $-EINVAL + pop {r4, r5} + cfi_adjust_cfa_offset (-8) + cfi_restore (r4) + cfi_restore (r5) + b PLTJMP(syscall_error) +PSEUDO_END (__mmap64) + +weak_alias (__mmap64, mmap64) diff --git a/sysdeps/unix/sysv/linux/arm/msgctl.c b/sysdeps/unix/sysv/linux/arm/msgctl.c new file mode 100644 index 0000000..a0b6cb4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/msgctl.c @@ -0,0 +1,33 @@ +/* Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <sys/msg.h> +#include <ipc_priv.h> +#include <sysdep.h> +#include <sys/syscall.h> + + +int +__new_msgctl (int msqid, int cmd, struct msqid_ds *buf) +{ + return INLINE_SYSCALL (msgctl, 3, msqid, cmd | __IPC_64, buf); +} + +#include <shlib-compat.h> +versioned_symbol (libc, __new_msgctl, msgctl, GLIBC_2_2); diff --git a/sysdeps/unix/sysv/linux/arm/nptl/Makefile b/sysdeps/unix/sysv/linux/arm/nptl/Makefile new file mode 100644 index 0000000..ef8076c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/Makefile @@ -0,0 +1,17 @@ +ifeq ($(subdir),rt) +librt-sysdep_routines += rt-aeabi_unwind_cpp_pr1 +librt-shared-only-routines += rt-aeabi_unwind_cpp_pr1 +endif + +ifeq ($(subdir),nptl) +libpthread-sysdep_routines += nptl-aeabi_unwind_cpp_pr1 +libpthread-shared-only-routines += nptl-aeabi_unwind_cpp_pr1 + +# This test relies on compiling part of the binary with EH information, +# part without, and unwinding through. The .ARM.exidx tables have +# start addresses for EH regions, but no end addresses. Every +# region an exception needs to propogate through must have unwind +# information, or a previous function's unwind table may be used +# by mistake. +tests := $(filter-out tst-cleanupx4,$(tests)) +endif diff --git a/sysdeps/unix/sysv/linux/arm/nptl/Versions b/sysdeps/unix/sysv/linux/arm/nptl/Versions new file mode 100644 index 0000000..435c921 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/Versions @@ -0,0 +1,8 @@ +libc { + GLIBC_PRIVATE { + # A copy of sigaction lives in NPTL, and needs these. + __default_sa_restorer; __default_rt_sa_restorer; + __default_sa_restorer_v1; __default_rt_sa_restorer_v1; + __default_sa_restorer_v2; __default_rt_sa_restorer_v2; + } +} diff --git a/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h b/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h new file mode 100644 index 0000000..26edce5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h @@ -0,0 +1,184 @@ +/* Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _BITS_PTHREADTYPES_H +#define _BITS_PTHREADTYPES_H 1 + +#include <endian.h> + +#define __SIZEOF_PTHREAD_ATTR_T 36 +#define __SIZEOF_PTHREAD_MUTEX_T 24 +#define __SIZEOF_PTHREAD_MUTEXATTR_T 4 +#define __SIZEOF_PTHREAD_COND_T 48 +#define __SIZEOF_PTHREAD_COND_COMPAT_T 12 +#define __SIZEOF_PTHREAD_CONDATTR_T 4 +#define __SIZEOF_PTHREAD_RWLOCK_T 32 +#define __SIZEOF_PTHREAD_RWLOCKATTR_T 8 +#define __SIZEOF_PTHREAD_BARRIER_T 20 +#define __SIZEOF_PTHREAD_BARRIERATTR_T 4 + + +/* Thread identifiers. The structure of the attribute type is not + exposed on purpose. */ +typedef unsigned long int pthread_t; + + +union pthread_attr_t +{ + char __size[__SIZEOF_PTHREAD_ATTR_T]; + long int __align; +}; +#ifndef __have_pthread_attr_t +typedef union pthread_attr_t pthread_attr_t; +# define __have_pthread_attr_t 1 +#endif + + +typedef struct __pthread_internal_slist +{ + struct __pthread_internal_slist *__next; +} __pthread_slist_t; + + +/* Data structures for mutex handling. The structure of the attribute + type is not exposed on purpose. */ +typedef union +{ + struct __pthread_mutex_s + { + int __lock; + unsigned int __count; + int __owner; + /* KIND must stay at this position in the structure to maintain + binary compatibility. */ + int __kind; + unsigned int __nusers; + __extension__ union + { + int __spins; + __pthread_slist_t __list; + }; + } __data; + char __size[__SIZEOF_PTHREAD_MUTEX_T]; + long int __align; +} pthread_mutex_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_MUTEXATTR_T]; + long int __align; +} pthread_mutexattr_t; + + +/* Data structure for conditional variable handling. The structure of + the attribute type is not exposed on purpose. */ +typedef union +{ + struct + { + int __lock; + unsigned int __futex; + __extension__ unsigned long long int __total_seq; + __extension__ unsigned long long int __wakeup_seq; + __extension__ unsigned long long int __woken_seq; + void *__mutex; + unsigned int __nwaiters; + unsigned int __broadcast_seq; + } __data; + char __size[__SIZEOF_PTHREAD_COND_T]; + __extension__ long long int __align; +} pthread_cond_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_CONDATTR_T]; + long int __align; +} pthread_condattr_t; + + +/* Keys for thread-specific data */ +typedef unsigned int pthread_key_t; + + +/* Once-only execution */ +typedef int pthread_once_t; + + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Data structure for read-write lock variable handling. The + structure of the attribute type is not exposed on purpose. */ +typedef union +{ + struct + { + int __lock; + unsigned int __nr_readers; + unsigned int __readers_wakeup; + unsigned int __writer_wakeup; + unsigned int __nr_readers_queued; + unsigned int __nr_writers_queued; +#if __BYTE_ORDER == __BIG_ENDIAN + unsigned char __pad1; + unsigned char __pad2; + unsigned char __shared; + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned char __flags; +#else + /* FLAGS must stay at this position in the structure to maintain + binary compatibility. */ + unsigned char __flags; + unsigned char __shared; + unsigned char __pad1; + unsigned char __pad2; +#endif + int __writer; + } __data; + char __size[__SIZEOF_PTHREAD_RWLOCK_T]; + long int __align; +} pthread_rwlock_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T]; + long int __align; +} pthread_rwlockattr_t; +#endif + + +#ifdef __USE_XOPEN2K +/* POSIX spinlock data type. */ +typedef volatile int pthread_spinlock_t; + + +/* POSIX barriers data type. The structure of the type is + deliberately not exposed. */ +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIER_T]; + long int __align; +} pthread_barrier_t; + +typedef union +{ + char __size[__SIZEOF_PTHREAD_BARRIERATTR_T]; + int __align; +} pthread_barrierattr_t; +#endif + + +#endif /* bits/pthreadtypes.h */ diff --git a/sysdeps/unix/sysv/linux/arm/nptl/bits/semaphore.h b/sysdeps/unix/sysv/linux/arm/nptl/bits/semaphore.h new file mode 100644 index 0000000..50d3a11 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/bits/semaphore.h @@ -0,0 +1,34 @@ +/* Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SEMAPHORE_H +# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead." +#endif + + +#define __SIZEOF_SEM_T 16 + + +/* Value returned if `sem_open' failed. */ +#define SEM_FAILED ((sem_t *) 0) + + +typedef union +{ + char __size[__SIZEOF_SEM_T]; + long int __align; +} sem_t; diff --git a/sysdeps/unix/sysv/linux/arm/nptl/c++-types.data b/sysdeps/unix/sysv/linux/arm/nptl/c++-types.data new file mode 100644 index 0000000..fde53bf --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/c++-types.data @@ -0,0 +1,67 @@ +blkcnt64_t:x +blkcnt_t:l +blksize_t:l +caddr_t:Pc +clockid_t:i +clock_t:l +daddr_t:i +dev_t:y +fd_mask:l +fsblkcnt64_t:y +fsblkcnt_t:m +fsfilcnt64_t:y +fsfilcnt_t:m +fsid_t:8__fsid_t +gid_t:j +id_t:j +ino64_t:y +ino_t:m +int16_t:s +int32_t:i +int64_t:x +int8_t:a +intptr_t:i +key_t:i +loff_t:x +mode_t:j +nlink_t:j +off64_t:x +off_t:l +pid_t:i +pthread_attr_t:14pthread_attr_t +pthread_barrier_t:17pthread_barrier_t +pthread_barrierattr_t:21pthread_barrierattr_t +pthread_cond_t:14pthread_cond_t +pthread_condattr_t:18pthread_condattr_t +pthread_key_t:j +pthread_mutex_t:15pthread_mutex_t +pthread_mutexattr_t:19pthread_mutexattr_t +pthread_once_t:i +pthread_rwlock_t:16pthread_rwlock_t +pthread_rwlockattr_t:20pthread_rwlockattr_t +pthread_spinlock_t:i +pthread_t:m +quad_t:x +register_t:i +rlim64_t:y +rlim_t:m +sigset_t:10__sigset_t +size_t:j +socklen_t:j +ssize_t:i +suseconds_t:l +time_t:l +u_char:h +uid_t:j +uint:j +u_int:j +u_int16_t:t +u_int32_t:j +u_int64_t:y +u_int8_t:h +ulong:m +u_long:m +u_quad_t:y +useconds_t:j +ushort:t +u_short:t diff --git a/sysdeps/unix/sysv/linux/arm/nptl/clone.S b/sysdeps/unix/sysv/linux/arm/nptl/clone.S new file mode 100644 index 0000000..23750b3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/clone.S @@ -0,0 +1,3 @@ +#define RESET_PID +#include <tcb-offsets.h> +#include "../clone.S" diff --git a/sysdeps/unix/sysv/linux/arm/nptl/configure b/sysdeps/unix/sysv/linux/arm/nptl/configure new file mode 100644 index 0000000..a8c34fa --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/configure @@ -0,0 +1,4 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + +libc_cv_gcc_exceptions=yes +exceptions=-fexceptions diff --git a/sysdeps/unix/sysv/linux/arm/nptl/configure.ac b/sysdeps/unix/sysv/linux/arm/nptl/configure.ac new file mode 100644 index 0000000..22f6f4b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/configure.ac @@ -0,0 +1,8 @@ +dnl configure fragment for NPTL and ARM/Linux EABI. +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. + +dnl The normal configure check for gcc -fexecptions fails because it can't +dnl find __aeabi_unwind_cpp_pr0. Work around this here; our GCC definitely +dnl has -fexceptions. +libc_cv_gcc_exceptions=yes +exceptions=-fexceptions diff --git a/sysdeps/unix/sysv/linux/arm/nptl/createthread.c b/sysdeps/unix/sysv/linux/arm/nptl/createthread.c new file mode 100644 index 0000000..5e96513 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/createthread.c @@ -0,0 +1,22 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Value passed to 'clone' for initialization of the thread register. */ +#define TLS_VALUE (pd + 1) + +/* Get the real implementation. */ +#include <nptl/sysdeps/pthread/createthread.c> diff --git a/sysdeps/unix/sysv/linux/arm/nptl/fork.c b/sysdeps/unix/sysv/linux/arm/nptl/fork.c new file mode 100644 index 0000000..0fbea17 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/fork.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Phil Blundell <pb@nexus.co.uk>, 2005 + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sched.h> +#include <signal.h> +#include <sysdep.h> +#include <tls.h> + + +#define ARCH_FORK() \ + INLINE_SYSCALL (clone, 5, \ + CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \ + NULL, NULL, NULL, &THREAD_SELF->tid) + +#include <nptl/sysdeps/unix/sysv/linux/fork.c> diff --git a/sysdeps/unix/sysv/linux/arm/nptl/ld.abilist b/sysdeps/unix/sysv/linux/arm/nptl/ld.abilist new file mode 100644 index 0000000..8eac745 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/ld.abilist @@ -0,0 +1,12 @@ +GLIBC_2.4 + GLIBC_2.4 A + __libc_memalign F + __libc_stack_end D 0x4 + __stack_chk_guard D 0x4 + __tls_get_addr F + _dl_mcount F + _r_debug D 0x14 + calloc F + free F + malloc F + realloc F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libBrokenLocale.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libBrokenLocale.abilist new file mode 100644 index 0000000..9c795c6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libBrokenLocale.abilist @@ -0,0 +1,3 @@ +GLIBC_2.4 + GLIBC_2.4 A + __ctype_get_mb_cur_max F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libanl.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libanl.abilist new file mode 100644 index 0000000..e10833e --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libanl.abilist @@ -0,0 +1,6 @@ +GLIBC_2.4 + GLIBC_2.4 A + gai_cancel F + gai_error F + gai_suspend F + getaddrinfo_a F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libc.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libc.abilist new file mode 100644 index 0000000..ce45208 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libc.abilist @@ -0,0 +1,2145 @@ +GLIBC_2.10 + GLIBC_2.10 A + __cxa_at_quick_exit F + __posix_getopt F + accept4 F + endsgent F + fallocate F + fgetsgent F + fgetsgent_r F + getsgent F + getsgent_r F + getsgnam F + getsgnam_r F + malloc_info F + preadv F + preadv64 F + psiginfo F + putsgent F + pwritev F + pwritev64 F + quick_exit F + register_printf_modifier F + register_printf_specifier F + register_printf_type F + setsgent F + sgetsgent F + sgetsgent_r F +GLIBC_2.11 + GLIBC_2.11 A + __longjmp_chk F + execvpe F + fallocate64 F + mkostemps F + mkostemps64 F + mkstemps F + mkstemps64 F +GLIBC_2.12 + GLIBC_2.12 A + _sys_errlist D 0x21c + _sys_nerr D 0x4 + ntp_gettimex F + recvmmsg F + sys_errlist D 0x21c + sys_nerr D 0x4 +GLIBC_2.13 + GLIBC_2.13 A + fanotify_init F + fanotify_mark F + prlimit F + prlimit64 F +GLIBC_2.14 + GLIBC_2.14 A + clock_adjtime F + name_to_handle_at F + open_by_handle_at F + sendmmsg F + setns F + syncfs F +GLIBC_2.15 + GLIBC_2.15 A + __fdelt_chk F + __fdelt_warn F + posix_spawn F + posix_spawnp F + process_vm_readv F + process_vm_writev F + scandirat F + scandirat64 F +GLIBC_2.16 + GLIBC_2.16 A + __getauxval F + __poll_chk F + __ppoll_chk F + aligned_alloc F + c16rtomb F + c32rtomb F + getauxval F + mbrtoc16 F + mbrtoc32 F + timespec_get F +GLIBC_2.17 + GLIBC_2.17 A + clock_getcpuclockid F + clock_getres F + clock_gettime F + clock_nanosleep F + clock_settime F + secure_getenv F +GLIBC_2.18 + GLIBC_2.18 A + __cxa_thread_atexit_impl F +GLIBC_2.4 + GLIBC_2.4 A + _Exit F + _IO_2_1_stderr_ D 0xa0 + _IO_2_1_stdin_ D 0xa0 + _IO_2_1_stdout_ D 0xa0 + _IO_adjust_column F + _IO_adjust_wcolumn F + _IO_default_doallocate F + _IO_default_finish F + _IO_default_pbackfail F + _IO_default_uflow F + _IO_default_xsgetn F + _IO_default_xsputn F + _IO_do_write F + _IO_doallocbuf F + _IO_fclose F + _IO_fdopen F + _IO_feof F + _IO_ferror F + _IO_fflush F + _IO_fgetpos F + _IO_fgetpos64 F + _IO_fgets F + _IO_file_attach F + _IO_file_close F + _IO_file_close_it F + _IO_file_doallocate F + _IO_file_finish F + _IO_file_fopen F + _IO_file_init F + _IO_file_jumps D 0x54 + _IO_file_open F + _IO_file_overflow F + _IO_file_read F + _IO_file_seek F + _IO_file_seekoff F + _IO_file_setbuf F + _IO_file_stat F + _IO_file_sync F + _IO_file_underflow F + _IO_file_write F + _IO_file_xsputn F + _IO_flockfile F + _IO_flush_all F + _IO_flush_all_linebuffered F + _IO_fopen F + _IO_fprintf F + _IO_fputs F + _IO_fread F + _IO_free_backup_area F + _IO_free_wbackup_area F + _IO_fsetpos F + _IO_fsetpos64 F + _IO_ftell F + _IO_ftrylockfile F + _IO_funlockfile F + _IO_fwrite F + _IO_getc F + _IO_getline F + _IO_getline_info F + _IO_gets F + _IO_init F + _IO_init_marker F + _IO_init_wmarker F + _IO_iter_begin F + _IO_iter_end F + _IO_iter_file F + _IO_iter_next F + _IO_least_wmarker F + _IO_link_in F + _IO_list_all D 0x4 + _IO_list_lock F + _IO_list_resetlock F + _IO_list_unlock F + _IO_marker_delta F + _IO_marker_difference F + _IO_padn F + _IO_peekc_locked F + _IO_popen F + _IO_printf F + _IO_proc_close F + _IO_proc_open F + _IO_putc F + _IO_puts F + _IO_remove_marker F + _IO_seekmark F + _IO_seekoff F + _IO_seekpos F + _IO_seekwmark F + _IO_setb F + _IO_setbuffer F + _IO_setvbuf F + _IO_sgetn F + _IO_sprintf F + _IO_sputbackc F + _IO_sputbackwc F + _IO_sscanf F + _IO_str_init_readonly F + _IO_str_init_static F + _IO_str_overflow F + _IO_str_pbackfail F + _IO_str_seekoff F + _IO_str_underflow F + _IO_sungetc F + _IO_sungetwc F + _IO_switch_to_get_mode F + _IO_switch_to_main_wget_area F + _IO_switch_to_wbackup_area F + _IO_switch_to_wget_mode F + _IO_un_link F + _IO_ungetc F + _IO_unsave_markers F + _IO_unsave_wmarkers F + _IO_vfprintf F + _IO_vfscanf F + _IO_vsprintf F + _IO_wdefault_doallocate F + _IO_wdefault_finish F + _IO_wdefault_pbackfail F + _IO_wdefault_uflow F + _IO_wdefault_xsgetn F + _IO_wdefault_xsputn F + _IO_wdo_write F + _IO_wdoallocbuf F + _IO_wfile_jumps D 0x54 + _IO_wfile_overflow F + _IO_wfile_seekoff F + _IO_wfile_sync F + _IO_wfile_underflow F + _IO_wfile_xsputn F + _IO_wmarker_delta F + _IO_wsetb F + __adjtimex F + __aeabi_MB_CUR_MAX F + __aeabi_assert F + __aeabi_atexit F + __aeabi_errno_addr F + __aeabi_localeconv F + __aeabi_memclr F + __aeabi_memclr4 F + __aeabi_memclr8 F + __aeabi_memcpy F + __aeabi_memcpy4 F + __aeabi_memcpy8 F + __aeabi_memmove F + __aeabi_memmove4 F + __aeabi_memmove8 F + __aeabi_memset F + __aeabi_memset4 F + __aeabi_memset8 F + __after_morecore_hook D 0x4 + __argz_count F + __argz_next F + __argz_stringify F + __asprintf F + __assert F + __assert_fail F + __assert_perror_fail F + __backtrace F + __backtrace_symbols F + __backtrace_symbols_fd F + __bsd_getpgrp F + __bzero F + __check_rhosts_file D 0x4 + __chk_fail F + __clone F + __close F + __cmsg_nxthdr F + __confstr_chk F + __connect F + __ctype_b_loc F + __ctype_get_mb_cur_max F + __ctype_tolower_loc F + __ctype_toupper_loc F + __curbrk D 0x4 + __cxa_atexit F + __cxa_finalize F + __cyg_profile_func_enter F + __cyg_profile_func_exit F + __daylight D 0x4 + __dcgettext F + __default_morecore F + __dgettext F + __dup2 F + __duplocale F + __endmntent F + __environ D 0x4 + __errno_location F + __fbufsize F + __fcntl F + __ffs F + __fgets_chk F + __fgets_unlocked_chk F + __fgetws_chk F + __fgetws_unlocked_chk F + __finite F + __finitef F + __finitel F + __flbf F + __fork F + __fpending F + __fprintf_chk F + __fpu_control D 0x4 + __fpurge F + __freadable F + __freading F + __free_hook D 0x4 + __freelocale F + __fsetlocking F + __fwprintf_chk F + __fwritable F + __fwriting F + __fxstat F + __fxstat64 F + __fxstatat F + __fxstatat64 F + __getcwd_chk F + __getdelim F + __getdomainname_chk F + __getgroups_chk F + __gethostname_chk F + __getlogin_r_chk F + __getmntent_r F + __getpagesize F + __getpgid F + __getpid F + __gets_chk F + __gettimeofday F + __getwd_chk F + __gmtime_r F + __gnu_Unwind_Find_exidx F + __h_errno_location F + __isalnum_l F + __isalpha_l F + __isascii_l F + __isblank_l F + __iscntrl_l F + __isctype F + __isdigit_l F + __isgraph_l F + __isinf F + __isinff F + __isinfl F + __islower_l F + __isnan F + __isnanf F + __isnanl F + __isprint_l F + __ispunct_l F + __isspace_l F + __isupper_l F + __iswalnum_l F + __iswalpha_l F + __iswblank_l F + __iswcntrl_l F + __iswctype F + __iswctype_l F + __iswdigit_l F + __iswgraph_l F + __iswlower_l F + __iswprint_l F + __iswpunct_l F + __iswspace_l F + __iswupper_l F + __iswxdigit_l F + __isxdigit_l F + __ivaliduser F + __key_decryptsession_pk_LOCAL D 0x4 + __key_encryptsession_pk_LOCAL D 0x4 + __key_gendes_LOCAL D 0x4 + __libc_allocate_rtsig F + __libc_calloc F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __libc_free F + __libc_freeres F + __libc_init_first F + __libc_mallinfo F + __libc_malloc F + __libc_mallopt F + __libc_memalign F + __libc_pvalloc F + __libc_realloc F + __libc_sa_len F + __libc_start_main F + __libc_valloc F + __lseek F + __lxstat F + __lxstat64 F + __malloc_hook D 0x4 + __malloc_initialize_hook D 0x4 + __mbrlen F + __mbrtowc F + __mbsnrtowcs_chk F + __mbsrtowcs_chk F + __mbstowcs_chk F + __memalign_hook D 0x4 + __memcpy_chk F + __memmove_chk F + __mempcpy F + __mempcpy_chk F + __mempcpy_small F + __memset_chk F + __monstartup F + __morecore D 0x4 + __nanosleep F + __newlocale F + __nl_langinfo_l F + __nss_configure_lookup F + __nss_database_lookup F + __nss_group_lookup F + __nss_hostname_digits_dots F + __nss_hosts_lookup F + __nss_next F + __nss_passwd_lookup F + __open F + __open64 F + __overflow F + __pipe F + __poll F + __pread64 F + __pread64_chk F + __pread_chk F + __printf_chk F + __printf_fp F + __profile_frequency F + __progname D 0x4 + __progname_full D 0x4 + __ptsname_r_chk F + __pwrite64 F + __rawmemchr F + __rcmd_errstr D 0x4 + __read F + __read_chk F + __readlink_chk F + __realloc_hook D 0x4 + __realpath_chk F + __recv_chk F + __recvfrom_chk F + __register_atfork F + __res_init F + __res_nclose F + __res_ninit F + __res_randomid F + __res_state F + __rpc_thread_createerr F + __rpc_thread_svc_fdset F + __rpc_thread_svc_max_pollfd F + __rpc_thread_svc_pollfd F + __sbrk F + __sched_get_priority_max F + __sched_get_priority_min F + __sched_getparam F + __sched_getscheduler F + __sched_setscheduler F + __sched_yield F + __secure_getenv F + __select F + __send F + __setmntent F + __setpgid F + __sigaction F + __sigaddset F + __sigdelset F + __sigismember F + __signbit F + __signbitf F + __sigpause F + __sigsetjmp F + __sigsuspend F + __snprintf_chk F + __sprintf_chk F + __stack_chk_fail F + __statfs F + __stpcpy F + __stpcpy_chk F + __stpcpy_small F + __stpncpy F + __stpncpy_chk F + __strcasecmp F + __strcasecmp_l F + __strcasestr F + __strcat_chk F + __strcoll_l F + __strcpy_chk F + __strcpy_small F + __strcspn_c1 F + __strcspn_c2 F + __strcspn_c3 F + __strdup F + __strerror_r F + __strfmon_l F + __strftime_l F + __strncasecmp_l F + __strncat_chk F + __strncpy_chk F + __strndup F + __strpbrk_c2 F + __strpbrk_c3 F + __strsep_1c F + __strsep_2c F + __strsep_3c F + __strsep_g F + __strspn_c1 F + __strspn_c2 F + __strspn_c3 F + __strtod_internal F + __strtod_l F + __strtof_internal F + __strtof_l F + __strtok_r F + __strtok_r_1c F + __strtol_internal F + __strtol_l F + __strtold_internal F + __strtold_l F + __strtoll_internal F + __strtoll_l F + __strtoul_internal F + __strtoul_l F + __strtoull_internal F + __strtoull_l F + __strverscmp F + __strxfrm_l F + __swprintf_chk F + __sysconf F + __sysctl F + __syslog_chk F + __sysv_signal F + __timezone D 0x4 + __toascii_l F + __tolower_l F + __toupper_l F + __towctrans F + __towctrans_l F + __towlower_l F + __towupper_l F + __ttyname_r_chk F + __tzname D 0x8 + __uflow F + __underflow F + __uselocale F + __vfork F + __vfprintf_chk F + __vfscanf F + __vfwprintf_chk F + __vprintf_chk F + __vsnprintf F + __vsnprintf_chk F + __vsprintf_chk F + __vsscanf F + __vswprintf_chk F + __vsyslog_chk F + __vwprintf_chk F + __wait F + __waitpid F + __wcpcpy_chk F + __wcpncpy_chk F + __wcrtomb_chk F + __wcscasecmp_l F + __wcscat_chk F + __wcscoll_l F + __wcscpy_chk F + __wcsftime_l F + __wcsncasecmp_l F + __wcsncat_chk F + __wcsncpy_chk F + __wcsnrtombs_chk F + __wcsrtombs_chk F + __wcstod_internal F + __wcstod_l F + __wcstof_internal F + __wcstof_l F + __wcstol_internal F + __wcstol_l F + __wcstold_internal F + __wcstold_l F + __wcstoll_internal F + __wcstoll_l F + __wcstombs_chk F + __wcstoul_internal F + __wcstoul_l F + __wcstoull_internal F + __wcstoull_l F + __wcsxfrm_l F + __wctomb_chk F + __wctrans_l F + __wctype_l F + __wmemcpy_chk F + __wmemmove_chk F + __wmempcpy_chk F + __wmemset_chk F + __woverflow F + __wprintf_chk F + __write F + __wuflow F + __wunderflow F + __xmknod F + __xmknodat F + __xpg_basename F + __xpg_sigpause F + __xpg_strerror_r F + __xstat F + __xstat64 F + _authenticate F + _dl_mcount_wrapper F + _dl_mcount_wrapper_check F + _environ D 0x4 + _exit F + _flushlbf F + _libc_intl_domainname D 0x5 + _longjmp F + _mcleanup F + _mcount F + _nl_default_dirname D 0x12 + _nl_domain_bindings D 0x4 + _nl_msg_cat_cntr D 0x4 + _null_auth D 0xc + _obstack_allocated_p F + _obstack_begin F + _obstack_begin_1 F + _obstack_free F + _obstack_memory_used F + _obstack_newchunk F + _res D 0x200 + _res_hconf D 0x30 + _rpc_dtablesize F + _seterr_reply F + _setjmp F + _sys_errlist D 0x210 + _sys_nerr D 0x4 + _sys_siglist D 0x104 + _tolower F + _toupper F + a64l F + abort F + abs F + accept F + access F + acct F + addmntent F + addseverity F + adjtime F + adjtimex F + advance F + alarm F + alphasort F + alphasort64 F + argp_err_exit_status D 0x4 + argp_error F + argp_failure F + argp_help F + argp_parse F + argp_program_bug_address D 0x4 + argp_program_version D 0x4 + argp_program_version_hook D 0x4 + argp_state_help F + argp_usage F + argz_add F + argz_add_sep F + argz_append F + argz_count F + argz_create F + argz_create_sep F + argz_delete F + argz_extract F + argz_insert F + argz_next F + argz_replace F + argz_stringify F + asctime F + asctime_r F + asprintf F + atof F + atoi F + atol F + atoll F + authdes_create F + authdes_getucred F + authdes_pk_create F + authnone_create F + authunix_create F + authunix_create_default F + backtrace F + backtrace_symbols F + backtrace_symbols_fd F + basename F + bcmp F + bcopy F + bdflush F + bind F + bind_textdomain_codeset F + bindresvport F + bindtextdomain F + brk F + bsd_signal F + bsearch F + btowc F + bzero F + calloc F + callrpc F + canonicalize_file_name F + capget F + capset F + catclose F + catgets F + catopen F + cbc_crypt F + cfgetispeed F + cfgetospeed F + cfmakeraw F + cfree F + cfsetispeed F + cfsetospeed F + cfsetspeed F + chdir F + chflags F + chmod F + chown F + chroot F + clearenv F + clearerr F + clearerr_unlocked F + clnt_broadcast F + clnt_create F + clnt_pcreateerror F + clnt_perrno F + clnt_perror F + clnt_spcreateerror F + clnt_sperrno F + clnt_sperror F + clntraw_create F + clnttcp_create F + clntudp_bufcreate F + clntudp_create F + clntunix_create F + clock F + clone F + close F + closedir F + closelog F + confstr F + connect F + copysign F + copysignf F + copysignl F + creat F + creat64 F + create_module F + ctermid F + ctime F + ctime_r F + cuserid F + daemon F + daylight D 0x4 + dcgettext F + dcngettext F + delete_module F + des_setparity F + dgettext F + difftime F + dirfd F + dirname F + div F + dl_iterate_phdr F + dngettext F + dprintf F + drand48 F + drand48_r F + dup F + dup2 F + duplocale F + dysize F + eaccess F + ecb_crypt F + ecvt F + ecvt_r F + endaliasent F + endfsent F + endgrent F + endhostent F + endmntent F + endnetent F + endnetgrent F + endprotoent F + endpwent F + endrpcent F + endservent F + endspent F + endttyent F + endusershell F + endutent F + endutxent F + environ D 0x4 + envz_add F + envz_entry F + envz_get F + envz_merge F + envz_remove F + envz_strip F + epoll_create F + epoll_ctl F + epoll_wait F + erand48 F + erand48_r F + err F + error F + error_at_line F + error_message_count D 0x4 + error_one_per_line D 0x4 + error_print_progname D 0x4 + errx F + ether_aton F + ether_aton_r F + ether_hostton F + ether_line F + ether_ntoa F + ether_ntoa_r F + ether_ntohost F + euidaccess F + execl F + execle F + execlp F + execv F + execve F + execvp F + exit F + faccessat F + fattach F + fchdir F + fchflags F + fchmod F + fchmodat F + fchown F + fchownat F + fclose F + fcloseall F + fcntl F + fcvt F + fcvt_r F + fdatasync F + fdetach F + fdopen F + fdopendir F + feof F + feof_unlocked F + ferror F + ferror_unlocked F + fexecve F + fflush F + fflush_unlocked F + ffs F + ffsl F + ffsll F + fgetc F + fgetc_unlocked F + fgetgrent F + fgetgrent_r F + fgetpos F + fgetpos64 F + fgetpwent F + fgetpwent_r F + fgets F + fgets_unlocked F + fgetspent F + fgetspent_r F + fgetwc F + fgetwc_unlocked F + fgetws F + fgetws_unlocked F + fgetxattr F + fileno F + fileno_unlocked F + finite F + finitef F + finitel F + flistxattr F + flock F + flockfile F + fmemopen F + fmtmsg F + fnmatch F + fopen F + fopen64 F + fopencookie F + fork F + fpathconf F + fprintf F + fputc F + fputc_unlocked F + fputs F + fputs_unlocked F + fputwc F + fputwc_unlocked F + fputws F + fputws_unlocked F + fread F + fread_unlocked F + free F + freeaddrinfo F + freeifaddrs F + freelocale F + fremovexattr F + freopen F + freopen64 F + frexp F + frexpf F + frexpl F + fscanf F + fseek F + fseeko F + fseeko64 F + fsetpos F + fsetpos64 F + fsetxattr F + fstatfs F + fstatfs64 F + fstatvfs F + fstatvfs64 F + fsync F + ftell F + ftello F + ftello64 F + ftime F + ftok F + ftruncate F + ftruncate64 F + ftrylockfile F + fts_children F + fts_close F + fts_open F + fts_read F + fts_set F + ftw F + ftw64 F + funlockfile F + futimes F + futimesat F + fwide F + fwprintf F + fwrite F + fwrite_unlocked F + fwscanf F + gai_strerror F + gcvt F + get_avphys_pages F + get_current_dir_name F + get_kernel_syms F + get_myaddress F + get_nprocs F + get_nprocs_conf F + get_phys_pages F + getaddrinfo F + getaliasbyname F + getaliasbyname_r F + getaliasent F + getaliasent_r F + getc F + getc_unlocked F + getchar F + getchar_unlocked F + getcontext F + getcwd F + getdate F + getdate_err D 0x4 + getdate_r F + getdelim F + getdirentries F + getdirentries64 F + getdomainname F + getdtablesize F + getegid F + getenv F + geteuid F + getfsent F + getfsfile F + getfsspec F + getgid F + getgrent F + getgrent_r F + getgrgid F + getgrgid_r F + getgrnam F + getgrnam_r F + getgrouplist F + getgroups F + gethostbyaddr F + gethostbyaddr_r F + gethostbyname F + gethostbyname2 F + gethostbyname2_r F + gethostbyname_r F + gethostent F + gethostent_r F + gethostid F + gethostname F + getifaddrs F + getipv4sourcefilter F + getitimer F + getline F + getloadavg F + getlogin F + getlogin_r F + getmntent F + getmntent_r F + getmsg F + getnameinfo F + getnetbyaddr F + getnetbyaddr_r F + getnetbyname F + getnetbyname_r F + getnetent F + getnetent_r F + getnetgrent F + getnetgrent_r F + getnetname F + getopt F + getopt_long F + getopt_long_only F + getpagesize F + getpass F + getpeername F + getpgid F + getpgrp F + getpid F + getpmsg F + getppid F + getpriority F + getprotobyname F + getprotobyname_r F + getprotobynumber F + getprotobynumber_r F + getprotoent F + getprotoent_r F + getpt F + getpublickey F + getpw F + getpwent F + getpwent_r F + getpwnam F + getpwnam_r F + getpwuid F + getpwuid_r F + getresgid F + getresuid F + getrlimit F + getrlimit64 F + getrpcbyname F + getrpcbyname_r F + getrpcbynumber F + getrpcbynumber_r F + getrpcent F + getrpcent_r F + getrpcport F + getrusage F + gets F + getsecretkey F + getservbyname F + getservbyname_r F + getservbyport F + getservbyport_r F + getservent F + getservent_r F + getsid F + getsockname F + getsockopt F + getsourcefilter F + getspent F + getspent_r F + getspnam F + getspnam_r F + getsubopt F + gettext F + gettimeofday F + getttyent F + getttynam F + getuid F + getusershell F + getutent F + getutent_r F + getutid F + getutid_r F + getutline F + getutline_r F + getutmp F + getutmpx F + getutxent F + getutxid F + getutxline F + getw F + getwc F + getwc_unlocked F + getwchar F + getwchar_unlocked F + getwd F + getxattr F + glob F + glob64 F + glob_pattern_p F + globfree F + globfree64 F + gmtime F + gmtime_r F + gnu_dev_major F + gnu_dev_makedev F + gnu_dev_minor F + gnu_get_libc_release F + gnu_get_libc_version F + grantpt F + group_member F + gsignal F + gtty F + h_errlist D 0x14 + h_nerr D 0x4 + hasmntopt F + hcreate F + hcreate_r F + hdestroy F + hdestroy_r F + herror F + host2netname F + hsearch F + hsearch_r F + hstrerror F + htonl F + htons F + iconv F + iconv_close F + iconv_open F + if_freenameindex F + if_indextoname F + if_nameindex F + if_nametoindex F + imaxabs F + imaxdiv F + in6addr_any D 0x10 + in6addr_loopback D 0x10 + inb F + index F + inet6_option_alloc F + inet6_option_append F + inet6_option_find F + inet6_option_init F + inet6_option_next F + inet6_option_space F + inet_addr F + inet_aton F + inet_lnaof F + inet_makeaddr F + inet_netof F + inet_network F + inet_nsap_addr F + inet_nsap_ntoa F + inet_ntoa F + inet_ntop F + inet_pton F + init_module F + initgroups F + initstate F + initstate_r F + inl F + innetgr F + inotify_add_watch F + inotify_init F + inotify_rm_watch F + insque F + inw F + ioctl F + ioperm F + iopl F + iruserok F + iruserok_af F + isalnum F + isalnum_l F + isalpha F + isalpha_l F + isascii F + isastream F + isatty F + isblank F + isblank_l F + iscntrl F + iscntrl_l F + isctype F + isdigit F + isdigit_l F + isfdtype F + isgraph F + isgraph_l F + isinf F + isinff F + isinfl F + islower F + islower_l F + isnan F + isnanf F + isnanl F + isprint F + isprint_l F + ispunct F + ispunct_l F + isspace F + isspace_l F + isupper F + isupper_l F + iswalnum F + iswalnum_l F + iswalpha F + iswalpha_l F + iswblank F + iswblank_l F + iswcntrl F + iswcntrl_l F + iswctype F + iswctype_l F + iswdigit F + iswdigit_l F + iswgraph F + iswgraph_l F + iswlower F + iswlower_l F + iswprint F + iswprint_l F + iswpunct F + iswpunct_l F + iswspace F + iswspace_l F + iswupper F + iswupper_l F + iswxdigit F + iswxdigit_l F + isxdigit F + isxdigit_l F + jrand48 F + jrand48_r F + key_decryptsession F + key_decryptsession_pk F + key_encryptsession F + key_encryptsession_pk F + key_gendes F + key_get_conv F + key_secretkey_is_set F + key_setnet F + key_setsecret F + kill F + killpg F + klogctl F + l64a F + labs F + lchmod F + lchown F + lckpwdf F + lcong48 F + lcong48_r F + ldexp F + ldexpf F + ldexpl F + ldiv F + lfind F + lgetxattr F + link F + linkat F + listen F + listxattr F + llabs F + lldiv F + llistxattr F + llseek F + loc1 D 0x4 + loc2 D 0x4 + localeconv F + localtime F + localtime_r F + lockf F + lockf64 F + locs D 0x4 + longjmp F + lrand48 F + lrand48_r F + lremovexattr F + lsearch F + lseek F + lseek64 F + lsetxattr F + lutimes F + madvise F + makecontext F + mallinfo F + malloc F + malloc_get_state F + malloc_set_state F + malloc_stats F + malloc_trim F + malloc_usable_size F + mallopt F + mallwatch D 0x4 + mblen F + mbrlen F + mbrtowc F + mbsinit F + mbsnrtowcs F + mbsrtowcs F + mbstowcs F + mbtowc F + mcheck F + mcheck_check_all F + mcheck_pedantic F + mcount F + memalign F + memccpy F + memchr F + memcmp F + memcpy F + memfrob F + memmem F + memmove F + mempcpy F + memrchr F + memset F + mincore F + mkdir F + mkdirat F + mkdtemp F + mkfifo F + mkfifoat F + mkstemp F + mkstemp64 F + mktemp F + mktime F + mlock F + mlockall F + mmap F + mmap64 F + modf F + modff F + modfl F + moncontrol F + monstartup F + mount F + mprobe F + mprotect F + mrand48 F + mrand48_r F + mremap F + msgctl F + msgget F + msgrcv F + msgsnd F + msync F + mtrace F + munlock F + munlockall F + munmap F + muntrace F + nanosleep F + netname2host F + netname2user F + newlocale F + nfsservctl F + nftw F + nftw64 F + ngettext F + nice F + nl_langinfo F + nl_langinfo_l F + nrand48 F + nrand48_r F + ntohl F + ntohs F + ntp_adjtime F + ntp_gettime F + obstack_alloc_failed_handler D 0x4 + obstack_exit_failure D 0x4 + obstack_free F + obstack_printf F + obstack_vprintf F + on_exit F + open F + open64 F + open_memstream F + open_wmemstream F + openat F + openat64 F + opendir F + openlog F + optarg D 0x4 + opterr D 0x4 + optind D 0x4 + optopt D 0x4 + outb F + outl F + outw F + parse_printf_format F + passwd2des F + pathconf F + pause F + pclose F + perror F + personality F + pipe F + pivot_root F + pmap_getmaps F + pmap_getport F + pmap_rmtcall F + pmap_set F + pmap_unset F + poll F + popen F + posix_fadvise F + posix_fadvise64 F + posix_fallocate F + posix_fallocate64 F + posix_madvise F + posix_memalign F + posix_openpt F + posix_spawn F + posix_spawn_file_actions_addclose F + posix_spawn_file_actions_adddup2 F + posix_spawn_file_actions_addopen F + posix_spawn_file_actions_destroy F + posix_spawn_file_actions_init F + posix_spawnattr_destroy F + posix_spawnattr_getflags F + posix_spawnattr_getpgroup F + posix_spawnattr_getschedparam F + posix_spawnattr_getschedpolicy F + posix_spawnattr_getsigdefault F + posix_spawnattr_getsigmask F + posix_spawnattr_init F + posix_spawnattr_setflags F + posix_spawnattr_setpgroup F + posix_spawnattr_setschedparam F + posix_spawnattr_setschedpolicy F + posix_spawnattr_setsigdefault F + posix_spawnattr_setsigmask F + posix_spawnp F + ppoll F + prctl F + pread F + pread64 F + printf F + printf_size F + printf_size_info F + profil F + profil_counter F + program_invocation_name D 0x4 + program_invocation_short_name D 0x4 + pselect F + psignal F + pthread_attr_destroy F + pthread_attr_getdetachstate F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_init F + pthread_attr_setdetachstate F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_init F + pthread_equal F + pthread_exit F + pthread_getschedparam F + pthread_mutex_destroy F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_unlock F + pthread_self F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setschedparam F + ptrace F + ptsname F + ptsname_r F + putc F + putc_unlocked F + putchar F + putchar_unlocked F + putenv F + putgrent F + putmsg F + putpmsg F + putpwent F + puts F + putspent F + pututline F + pututxline F + putw F + putwc F + putwc_unlocked F + putwchar F + putwchar_unlocked F + pvalloc F + pwrite F + pwrite64 F + qecvt F + qecvt_r F + qfcvt F + qfcvt_r F + qgcvt F + qsort F + query_module F + quotactl F + raise F + rand F + rand_r F + random F + random_r F + rawmemchr F + rcmd F + rcmd_af F + re_comp F + re_compile_fastmap F + re_compile_pattern F + re_exec F + re_match F + re_match_2 F + re_search F + re_search_2 F + re_set_registers F + re_set_syntax F + re_syntax_options D 0x4 + read F + readahead F + readdir F + readdir64 F + readdir64_r F + readdir_r F + readlink F + readlinkat F + readv F + realloc F + realpath F + reboot F + recv F + recvfrom F + recvmsg F + regcomp F + regerror F + regexec F + regfree F + register_printf_function F + registerrpc F + remap_file_pages F + remove F + removexattr F + remque F + rename F + renameat F + revoke F + rewind F + rewinddir F + rexec F + rexec_af F + rexecoptions D 0x4 + rindex F + rmdir F + rpc_createerr D 0x10 + rpmatch F + rresvport F + rresvport_af F + rtime F + ruserok F + ruserok_af F + ruserpass F + sbrk F + scalbn F + scalbnf F + scalbnl F + scandir F + scandir64 F + scanf F + sched_get_priority_max F + sched_get_priority_min F + sched_getaffinity F + sched_getparam F + sched_getscheduler F + sched_rr_get_interval F + sched_setaffinity F + sched_setparam F + sched_setscheduler F + sched_yield F + seed48 F + seed48_r F + seekdir F + select F + semctl F + semget F + semop F + semtimedop F + send F + sendfile F + sendfile64 F + sendmsg F + sendto F + setaliasent F + setbuf F + setbuffer F + setcontext F + setdomainname F + setegid F + setenv F + seteuid F + setfsent F + setfsgid F + setfsuid F + setgid F + setgrent F + setgroups F + sethostent F + sethostid F + sethostname F + setipv4sourcefilter F + setitimer F + setjmp F + setlinebuf F + setlocale F + setlogin F + setlogmask F + setmntent F + setnetent F + setnetgrent F + setpgid F + setpgrp F + setpriority F + setprotoent F + setpwent F + setregid F + setresgid F + setresuid F + setreuid F + setrlimit F + setrlimit64 F + setrpcent F + setservent F + setsid F + setsockopt F + setsourcefilter F + setspent F + setstate F + setstate_r F + settimeofday F + setttyent F + setuid F + setusershell F + setutent F + setutxent F + setvbuf F + setxattr F + sgetspent F + sgetspent_r F + shmat F + shmctl F + shmdt F + shmget F + shutdown F + sigaction F + sigaddset F + sigaltstack F + sigandset F + sigblock F + sigdelset F + sigemptyset F + sigfillset F + siggetmask F + sighold F + sigignore F + siginterrupt F + sigisemptyset F + sigismember F + siglongjmp F + signal F + sigorset F + sigpause F + sigpending F + sigprocmask F + sigqueue F + sigrelse F + sigreturn F + sigset F + sigsetmask F + sigstack F + sigsuspend F + sigtimedwait F + sigvec F + sigwait F + sigwaitinfo F + sleep F + snprintf F + sockatmark F + socket F + socketpair F + sprintf F + sprofil F + srand F + srand48 F + srand48_r F + srandom F + srandom_r F + sscanf F + ssignal F + sstk F + statfs F + statfs64 F + statvfs F + statvfs64 F + stderr D 0x4 + stdin D 0x4 + stdout D 0x4 + step F + stime F + stpcpy F + stpncpy F + strcasecmp F + strcasecmp_l F + strcasestr F + strcat F + strchr F + strchrnul F + strcmp F + strcoll F + strcoll_l F + strcpy F + strcspn F + strdup F + strerror F + strerror_r F + strfmon F + strfmon_l F + strfry F + strftime F + strftime_l F + strlen F + strncasecmp F + strncasecmp_l F + strncat F + strncmp F + strncpy F + strndup F + strnlen F + strpbrk F + strptime F + strptime_l F + strrchr F + strsep F + strsignal F + strspn F + strstr F + strtod F + strtod_l F + strtof F + strtof_l F + strtoimax F + strtok F + strtok_r F + strtol F + strtol_l F + strtold F + strtold_l F + strtoll F + strtoll_l F + strtoq F + strtoul F + strtoul_l F + strtoull F + strtoull_l F + strtoumax F + strtouq F + strverscmp F + strxfrm F + strxfrm_l F + stty F + svc_exit F + svc_fdset D 0x80 + svc_getreq F + svc_getreq_common F + svc_getreq_poll F + svc_getreqset F + svc_max_pollfd D 0x4 + svc_pollfd D 0x4 + svc_register F + svc_run F + svc_sendreply F + svc_unregister F + svcauthdes_stats D 0xc + svcerr_auth F + svcerr_decode F + svcerr_noproc F + svcerr_noprog F + svcerr_progvers F + svcerr_systemerr F + svcerr_weakauth F + svcfd_create F + svcraw_create F + svctcp_create F + svcudp_bufcreate F + svcudp_create F + svcudp_enablecache F + svcunix_create F + svcunixfd_create F + swab F + swapcontext F + swapoff F + swapon F + swprintf F + swscanf F + symlink F + symlinkat F + sync F + sys_errlist D 0x210 + sys_nerr D 0x4 + sys_sigabbrev D 0x104 + sys_siglist D 0x104 + syscall F + sysconf F + sysctl F + sysinfo F + syslog F + system F + sysv_signal F + tcdrain F + tcflow F + tcflush F + tcgetattr F + tcgetpgrp F + tcgetsid F + tcsendbreak F + tcsetattr F + tcsetpgrp F + tdelete F + tdestroy F + telldir F + tempnam F + textdomain F + tfind F + time F + timegm F + timelocal F + times F + timezone D 0x4 + tmpfile F + tmpfile64 F + tmpnam F + tmpnam_r F + toascii F + tolower F + tolower_l F + toupper F + toupper_l F + towctrans F + towctrans_l F + towlower F + towlower_l F + towupper F + towupper_l F + tr_break F + truncate F + truncate64 F + tsearch F + ttyname F + ttyname_r F + ttyslot F + twalk F + tzname D 0x8 + tzset F + ualarm F + ulckpwdf F + ulimit F + umask F + umount F + umount2 F + uname F + ungetc F + ungetwc F + unlink F + unlinkat F + unlockpt F + unsetenv F + unshare F + updwtmp F + updwtmpx F + uselib F + uselocale F + user2netname F + usleep F + ustat F + utime F + utimes F + utmpname F + utmpxname F + valloc F + vasprintf F + vdprintf F + verr F + verrx F + versionsort F + versionsort64 F + vfork F + vfprintf F + vfscanf F + vfwprintf F + vfwscanf F + vhangup F + vlimit F + vprintf F + vscanf F + vsnprintf F + vsprintf F + vsscanf F + vswprintf F + vswscanf F + vsyslog F + vtimes F + vwarn F + vwarnx F + vwprintf F + vwscanf F + wait F + wait3 F + wait4 F + waitid F + waitpid F + warn F + warnx F + wcpcpy F + wcpncpy F + wcrtomb F + wcscasecmp F + wcscasecmp_l F + wcscat F + wcschr F + wcschrnul F + wcscmp F + wcscoll F + wcscoll_l F + wcscpy F + wcscspn F + wcsdup F + wcsftime F + wcsftime_l F + wcslen F + wcsncasecmp F + wcsncasecmp_l F + wcsncat F + wcsncmp F + wcsncpy F + wcsnlen F + wcsnrtombs F + wcspbrk F + wcsrchr F + wcsrtombs F + wcsspn F + wcsstr F + wcstod F + wcstod_l F + wcstof F + wcstof_l F + wcstoimax F + wcstok F + wcstol F + wcstol_l F + wcstold F + wcstold_l F + wcstoll F + wcstoll_l F + wcstombs F + wcstoq F + wcstoul F + wcstoul_l F + wcstoull F + wcstoull_l F + wcstoumax F + wcstouq F + wcswcs F + wcswidth F + wcsxfrm F + wcsxfrm_l F + wctob F + wctomb F + wctrans F + wctrans_l F + wctype F + wctype_l F + wcwidth F + wmemchr F + wmemcmp F + wmemcpy F + wmemmove F + wmempcpy F + wmemset F + wordexp F + wordfree F + wprintf F + write F + writev F + wscanf F + xdecrypt F + xdr_accepted_reply F + xdr_array F + xdr_authdes_cred F + xdr_authdes_verf F + xdr_authunix_parms F + xdr_bool F + xdr_bytes F + xdr_callhdr F + xdr_callmsg F + xdr_char F + xdr_cryptkeyarg F + xdr_cryptkeyarg2 F + xdr_cryptkeyres F + xdr_des_block F + xdr_double F + xdr_enum F + xdr_float F + xdr_free F + xdr_getcredres F + xdr_hyper F + xdr_int F + xdr_int16_t F + xdr_int32_t F + xdr_int64_t F + xdr_int8_t F + xdr_key_netstarg F + xdr_key_netstres F + xdr_keybuf F + xdr_keystatus F + xdr_long F + xdr_longlong_t F + xdr_netnamestr F + xdr_netobj F + xdr_opaque F + xdr_opaque_auth F + xdr_pmap F + xdr_pmaplist F + xdr_pointer F + xdr_quad_t F + xdr_reference F + xdr_rejected_reply F + xdr_replymsg F + xdr_rmtcall_args F + xdr_rmtcallres F + xdr_short F + xdr_sizeof F + xdr_string F + xdr_u_char F + xdr_u_hyper F + xdr_u_int F + xdr_u_long F + xdr_u_longlong_t F + xdr_u_quad_t F + xdr_u_short F + xdr_uint16_t F + xdr_uint32_t F + xdr_uint64_t F + xdr_uint8_t F + xdr_union F + xdr_unixcred F + xdr_vector F + xdr_void F + xdr_wrapstring F + xdrmem_create F + xdrrec_create F + xdrrec_endofrecord F + xdrrec_eof F + xdrrec_skiprecord F + xdrstdio_create F + xencrypt F + xprt_register F + xprt_unregister F +GLIBC_2.5 + GLIBC_2.5 A + __readlinkat_chk F + inet6_opt_append F + inet6_opt_find F + inet6_opt_finish F + inet6_opt_get_val F + inet6_opt_init F + inet6_opt_next F + inet6_opt_set_val F + inet6_rth_add F + inet6_rth_getaddr F + inet6_rth_init F + inet6_rth_reverse F + inet6_rth_segments F + inet6_rth_space F + splice F + tee F + vmsplice F +GLIBC_2.6 + GLIBC_2.6 A + __sched_cpucount F + epoll_pwait F + futimens F + sched_getcpu F + strerror_l F + sync_file_range F + utimensat F +GLIBC_2.7 + GLIBC_2.7 A + __fread_chk F + __fread_unlocked_chk F + __isoc99_fscanf F + __isoc99_fwscanf F + __isoc99_scanf F + __isoc99_sscanf F + __isoc99_swscanf F + __isoc99_vfscanf F + __isoc99_vfwscanf F + __isoc99_vscanf F + __isoc99_vsscanf F + __isoc99_vswscanf F + __isoc99_vwscanf F + __isoc99_wscanf F + __open64_2 F + __open_2 F + __openat64_2 F + __openat_2 F + __sched_cpualloc F + __sched_cpufree F + eventfd F + eventfd_read F + eventfd_write F + mkostemp F + mkostemp64 F + signalfd F +GLIBC_2.8 + GLIBC_2.8 A + __asprintf_chk F + __dprintf_chk F + __gnu_mcount_nc F + __obstack_printf_chk F + __obstack_vprintf_chk F + __vasprintf_chk F + __vdprintf_chk F + qsort_r F + timerfd_create F + timerfd_gettime F + timerfd_settime F +GLIBC_2.9 + GLIBC_2.9 A + dup3 F + epoll_create1 F + inotify_init1 F + pipe2 F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libcrypt.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libcrypt.abilist new file mode 100644 index 0000000..8c874ed --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libcrypt.abilist @@ -0,0 +1,9 @@ +GLIBC_2.4 + GLIBC_2.4 A + crypt F + crypt_r F + encrypt F + encrypt_r F + fcrypt F + setkey F + setkey_r F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libdl.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libdl.abilist new file mode 100644 index 0000000..7f3ebed --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libdl.abilist @@ -0,0 +1,11 @@ +GLIBC_2.4 + GLIBC_2.4 A + dladdr F + dladdr1 F + dlclose F + dlerror F + dlinfo F + dlmopen F + dlopen F + dlsym F + dlvsym F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libm.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libm.abilist new file mode 100644 index 0000000..614e5eb --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libm.abilist @@ -0,0 +1,374 @@ +GLIBC_2.15 + GLIBC_2.15 A + __acos_finite F + __acosf_finite F + __acosh_finite F + __acoshf_finite F + __asin_finite F + __asinf_finite F + __atan2_finite F + __atan2f_finite F + __atanh_finite F + __atanhf_finite F + __cosh_finite F + __coshf_finite F + __exp10_finite F + __exp10f_finite F + __exp2_finite F + __exp2f_finite F + __exp_finite F + __expf_finite F + __fmod_finite F + __fmodf_finite F + __gamma_r_finite F + __gammaf_r_finite F + __hypot_finite F + __hypotf_finite F + __j0_finite F + __j0f_finite F + __j1_finite F + __j1f_finite F + __jn_finite F + __jnf_finite F + __lgamma_r_finite F + __lgammaf_r_finite F + __log10_finite F + __log10f_finite F + __log2_finite F + __log2f_finite F + __log_finite F + __logf_finite F + __pow_finite F + __powf_finite F + __remainder_finite F + __remainderf_finite F + __scalb_finite F + __scalbf_finite F + __sinh_finite F + __sinhf_finite F + __sqrt_finite F + __sqrtf_finite F + __y0_finite F + __y0f_finite F + __y1_finite F + __y1f_finite F + __yn_finite F + __ynf_finite F +GLIBC_2.18 + GLIBC_2.18 A + __issignaling F + __issignalingf F +GLIBC_2.4 + GLIBC_2.4 A + _LIB_VERSION D 0x4 + __clog10 F + __clog10f F + __clog10l F + __finite F + __finitef F + __finitel F + __fpclassify F + __fpclassifyf F + __signbit F + __signbitf F + acos F + acosf F + acosh F + acoshf F + acoshl F + acosl F + asin F + asinf F + asinh F + asinhf F + asinhl F + asinl F + atan F + atan2 F + atan2f F + atan2l F + atanf F + atanh F + atanhf F + atanhl F + atanl F + cabs F + cabsf F + cabsl F + cacos F + cacosf F + cacosh F + cacoshf F + cacoshl F + cacosl F + carg F + cargf F + cargl F + casin F + casinf F + casinh F + casinhf F + casinhl F + casinl F + catan F + catanf F + catanh F + catanhf F + catanhl F + catanl F + cbrt F + cbrtf F + cbrtl F + ccos F + ccosf F + ccosh F + ccoshf F + ccoshl F + ccosl F + ceil F + ceilf F + ceill F + cexp F + cexpf F + cexpl F + cimag F + cimagf F + cimagl F + clog F + clog10 F + clog10f F + clog10l F + clogf F + clogl F + conj F + conjf F + conjl F + copysign F + copysignf F + copysignl F + cos F + cosf F + cosh F + coshf F + coshl F + cosl F + cpow F + cpowf F + cpowl F + cproj F + cprojf F + cprojl F + creal F + crealf F + creall F + csin F + csinf F + csinh F + csinhf F + csinhl F + csinl F + csqrt F + csqrtf F + csqrtl F + ctan F + ctanf F + ctanh F + ctanhf F + ctanhl F + ctanl F + drem F + dremf F + dreml F + erf F + erfc F + erfcf F + erfcl F + erff F + erfl F + exp F + exp10 F + exp10f F + exp10l F + exp2 F + exp2f F + exp2l F + expf F + expl F + expm1 F + expm1f F + expm1l F + fabs F + fabsf F + fabsl F + fdim F + fdimf F + fdiml F + feclearexcept F + fedisableexcept F + feenableexcept F + fegetenv F + fegetexcept F + fegetexceptflag F + fegetround F + feholdexcept F + feraiseexcept F + fesetenv F + fesetexceptflag F + fesetround F + fetestexcept F + feupdateenv F + finite F + finitef F + finitel F + floor F + floorf F + floorl F + fma F + fmaf F + fmal F + fmax F + fmaxf F + fmaxl F + fmin F + fminf F + fminl F + fmod F + fmodf F + fmodl F + frexp F + frexpf F + frexpl F + gamma F + gammaf F + gammal F + hypot F + hypotf F + hypotl F + ilogb F + ilogbf F + ilogbl F + j0 F + j0f F + j0l F + j1 F + j1f F + j1l F + jn F + jnf F + jnl F + ldexp F + ldexpf F + ldexpl F + lgamma F + lgamma_r F + lgammaf F + lgammaf_r F + lgammal F + lgammal_r F + llrint F + llrintf F + llrintl F + llround F + llroundf F + llroundl F + log F + log10 F + log10f F + log10l F + log1p F + log1pf F + log1pl F + log2 F + log2f F + log2l F + logb F + logbf F + logbl F + logf F + logl F + lrint F + lrintf F + lrintl F + lround F + lroundf F + lroundl F + matherr F + modf F + modff F + modfl F + nan F + nanf F + nanl F + nearbyint F + nearbyintf F + nearbyintl F + nextafter F + nextafterf F + nextafterl F + nexttoward F + nexttowardf F + nexttowardl F + pow F + pow10 F + pow10f F + pow10l F + powf F + powl F + remainder F + remainderf F + remainderl F + remquo F + remquof F + remquol F + rint F + rintf F + rintl F + round F + roundf F + roundl F + scalb F + scalbf F + scalbl F + scalbln F + scalblnf F + scalblnl F + scalbn F + scalbnf F + scalbnl F + signgam D 0x4 + significand F + significandf F + significandl F + sin F + sincos F + sincosf F + sincosl F + sinf F + sinh F + sinhf F + sinhl F + sinl F + sqrt F + sqrtf F + sqrtl F + tan F + tanf F + tanh F + tanhf F + tanhl F + tanl F + tgamma F + tgammaf F + tgammal F + trunc F + truncf F + truncl F + y0 F + y0f F + y0l F + y1 F + y1f F + y1l F + yn F + ynf F + ynl F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libnsl.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libnsl.abilist new file mode 100644 index 0000000..1d2670c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libnsl.abilist @@ -0,0 +1,123 @@ +GLIBC_2.4 + GLIBC_2.4 A + __free_fdresult F + __nis_default_access F + __nis_default_group F + __nis_default_owner F + __nis_default_ttl F + __nis_finddirectory F + __nis_hash F + __nisbind_connect F + __nisbind_create F + __nisbind_destroy F + __nisbind_next F + __yp_check F + nis_add F + nis_add_entry F + nis_addmember F + nis_checkpoint F + nis_clone_directory F + nis_clone_object F + nis_clone_result F + nis_creategroup F + nis_destroy_object F + nis_destroygroup F + nis_dir_cmp F + nis_domain_of F + nis_domain_of_r F + nis_first_entry F + nis_free_directory F + nis_free_object F + nis_free_request F + nis_freenames F + nis_freeresult F + nis_freeservlist F + nis_freetags F + nis_getnames F + nis_getservlist F + nis_ismember F + nis_leaf_of F + nis_leaf_of_r F + nis_lerror F + nis_list F + nis_local_directory F + nis_local_group F + nis_local_host F + nis_local_principal F + nis_lookup F + nis_mkdir F + nis_modify F + nis_modify_entry F + nis_name_of F + nis_name_of_r F + nis_next_entry F + nis_perror F + nis_ping F + nis_print_directory F + nis_print_entry F + nis_print_group F + nis_print_group_entry F + nis_print_link F + nis_print_object F + nis_print_result F + nis_print_rights F + nis_print_table F + nis_read_obj F + nis_remove F + nis_remove_entry F + nis_removemember F + nis_rmdir F + nis_servstate F + nis_sperrno F + nis_sperror F + nis_sperror_r F + nis_stats F + nis_verifygroup F + nis_write_obj F + readColdStartFile F + writeColdStartFile F + xdr_cback_data F + xdr_domainname F + xdr_keydat F + xdr_mapname F + xdr_obj_p F + xdr_peername F + xdr_valdat F + xdr_yp_buf F + xdr_ypall F + xdr_ypbind_binding F + xdr_ypbind_resp F + xdr_ypbind_resptype F + xdr_ypbind_setdom F + xdr_ypdelete_args F + xdr_ypmap_parms F + xdr_ypmaplist F + xdr_yppush_status F + xdr_yppushresp_xfr F + xdr_ypreq_key F + xdr_ypreq_nokey F + xdr_ypreq_xfr F + xdr_ypresp_all F + xdr_ypresp_key_val F + xdr_ypresp_maplist F + xdr_ypresp_master F + xdr_ypresp_order F + xdr_ypresp_val F + xdr_ypresp_xfr F + xdr_ypstat F + xdr_ypupdate_args F + xdr_ypxfrstat F + yp_all F + yp_bind F + yp_first F + yp_get_default_domain F + yp_maplist F + yp_master F + yp_match F + yp_next F + yp_order F + yp_unbind F + yp_update F + ypbinderr_string F + yperr_string F + ypprot_err F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libpthread.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libpthread.abilist new file mode 100644 index 0000000..ac46302 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libpthread.abilist @@ -0,0 +1,232 @@ +GLIBC_2.11 + GLIBC_2.11 A + pthread_sigqueue F +GLIBC_2.12 + GLIBC_2.12 A + pthread_getname_np F + pthread_mutex_consistent F + pthread_mutexattr_getrobust F + pthread_mutexattr_setrobust F + pthread_setname_np F +GLIBC_2.18 + GLIBC_2.18 A + pthread_getattr_default_np F + pthread_setattr_default_np F +GLIBC_2.4 + GLIBC_2.4 A + _IO_flockfile F + _IO_ftrylockfile F + _IO_funlockfile F + __close F + __connect F + __errno_location F + __fcntl F + __fork F + __h_errno_location F + __libc_allocate_rtsig F + __libc_current_sigrtmax F + __libc_current_sigrtmin F + __lseek F + __nanosleep F + __open F + __open64 F + __pread64 F + __pthread_cleanup_routine F + __pthread_getspecific F + __pthread_key_create F + __pthread_mutex_destroy F + __pthread_mutex_init F + __pthread_mutex_lock F + __pthread_mutex_trylock F + __pthread_mutex_unlock F + __pthread_mutexattr_destroy F + __pthread_mutexattr_init F + __pthread_mutexattr_settype F + __pthread_once F + __pthread_register_cancel F + __pthread_register_cancel_defer F + __pthread_rwlock_destroy F + __pthread_rwlock_init F + __pthread_rwlock_rdlock F + __pthread_rwlock_tryrdlock F + __pthread_rwlock_trywrlock F + __pthread_rwlock_unlock F + __pthread_rwlock_wrlock F + __pthread_setspecific F + __pthread_unregister_cancel F + __pthread_unregister_cancel_restore F + __pthread_unwind_next F + __pwrite64 F + __read F + __res_state F + __send F + __sigaction F + __vfork F + __wait F + __write F + _pthread_cleanup_pop F + _pthread_cleanup_pop_restore F + _pthread_cleanup_push F + _pthread_cleanup_push_defer F + accept F + close F + connect F + fcntl F + flockfile F + fork F + fsync F + ftrylockfile F + funlockfile F + longjmp F + lseek F + lseek64 F + msync F + nanosleep F + open F + open64 F + pause F + pread F + pread64 F + pthread_attr_destroy F + pthread_attr_getaffinity_np F + pthread_attr_getdetachstate F + pthread_attr_getguardsize F + pthread_attr_getinheritsched F + pthread_attr_getschedparam F + pthread_attr_getschedpolicy F + pthread_attr_getscope F + pthread_attr_getstack F + pthread_attr_getstackaddr F + pthread_attr_getstacksize F + pthread_attr_init F + pthread_attr_setaffinity_np F + pthread_attr_setdetachstate F + pthread_attr_setguardsize F + pthread_attr_setinheritsched F + pthread_attr_setschedparam F + pthread_attr_setschedpolicy F + pthread_attr_setscope F + pthread_attr_setstack F + pthread_attr_setstackaddr F + pthread_attr_setstacksize F + pthread_barrier_destroy F + pthread_barrier_init F + pthread_barrier_wait F + pthread_barrierattr_destroy F + pthread_barrierattr_getpshared F + pthread_barrierattr_init F + pthread_barrierattr_setpshared F + pthread_cancel F + pthread_cond_broadcast F + pthread_cond_destroy F + pthread_cond_init F + pthread_cond_signal F + pthread_cond_timedwait F + pthread_cond_wait F + pthread_condattr_destroy F + pthread_condattr_getclock F + pthread_condattr_getpshared F + pthread_condattr_init F + pthread_condattr_setclock F + pthread_condattr_setpshared F + pthread_create F + pthread_detach F + pthread_equal F + pthread_exit F + pthread_getaffinity_np F + pthread_getattr_np F + pthread_getconcurrency F + pthread_getcpuclockid F + pthread_getschedparam F + pthread_getspecific F + pthread_join F + pthread_key_create F + pthread_key_delete F + pthread_kill F + pthread_kill_other_threads_np F + pthread_mutex_consistent_np F + pthread_mutex_destroy F + pthread_mutex_getprioceiling F + pthread_mutex_init F + pthread_mutex_lock F + pthread_mutex_setprioceiling F + pthread_mutex_timedlock F + pthread_mutex_trylock F + pthread_mutex_unlock F + pthread_mutexattr_destroy F + pthread_mutexattr_getkind_np F + pthread_mutexattr_getprioceiling F + pthread_mutexattr_getprotocol F + pthread_mutexattr_getpshared F + pthread_mutexattr_getrobust_np F + pthread_mutexattr_gettype F + pthread_mutexattr_init F + pthread_mutexattr_setkind_np F + pthread_mutexattr_setprioceiling F + pthread_mutexattr_setprotocol F + pthread_mutexattr_setpshared F + pthread_mutexattr_setrobust_np F + pthread_mutexattr_settype F + pthread_once F + pthread_rwlock_destroy F + pthread_rwlock_init F + pthread_rwlock_rdlock F + pthread_rwlock_timedrdlock F + pthread_rwlock_timedwrlock F + pthread_rwlock_tryrdlock F + pthread_rwlock_trywrlock F + pthread_rwlock_unlock F + pthread_rwlock_wrlock F + pthread_rwlockattr_destroy F + pthread_rwlockattr_getkind_np F + pthread_rwlockattr_getpshared F + pthread_rwlockattr_init F + pthread_rwlockattr_setkind_np F + pthread_rwlockattr_setpshared F + pthread_self F + pthread_setaffinity_np F + pthread_setcancelstate F + pthread_setcanceltype F + pthread_setconcurrency F + pthread_setschedparam F + pthread_setschedprio F + pthread_setspecific F + pthread_sigmask F + pthread_spin_destroy F + pthread_spin_init F + pthread_spin_lock F + pthread_spin_trylock F + pthread_spin_unlock F + pthread_testcancel F + pthread_timedjoin_np F + pthread_tryjoin_np F + pthread_yield F + pwrite F + pwrite64 F + raise F + read F + recv F + recvfrom F + recvmsg F + sem_close F + sem_destroy F + sem_getvalue F + sem_init F + sem_open F + sem_post F + sem_timedwait F + sem_trywait F + sem_unlink F + sem_wait F + send F + sendmsg F + sendto F + sigaction F + siglongjmp F + sigwait F + system F + tcdrain F + vfork F + wait F + waitpid F + write F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libresolv.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libresolv.abilist new file mode 100644 index 0000000..e781f2f --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libresolv.abilist @@ -0,0 +1,95 @@ +GLIBC_2.4 + GLIBC_2.4 A + __b64_ntop F + __b64_pton F + __dn_comp F + __dn_count_labels F + __dn_expand F + __dn_skipname F + __fp_nquery F + __fp_query F + __fp_resstat F + __hostalias F + __loc_aton F + __loc_ntoa F + __p_cdname F + __p_cdnname F + __p_class F + __p_class_syms D 0x54 + __p_fqname F + __p_fqnname F + __p_option F + __p_query F + __p_rcode F + __p_secstodate F + __p_time F + __p_type F + __p_type_syms D 0x228 + __putlong F + __putshort F + __res_close F + __res_dnok F + __res_hnok F + __res_hostalias F + __res_isourserver F + __res_mailok F + __res_mkquery F + __res_nameinquery F + __res_nmkquery F + __res_nquery F + __res_nquerydomain F + __res_nsearch F + __res_nsend F + __res_ownok F + __res_queriesmatch F + __res_query F + __res_querydomain F + __res_search F + __res_send F + __sym_ntop F + __sym_ntos F + __sym_ston F + _gethtbyaddr F + _gethtbyname F + _gethtbyname2 F + _gethtent F + _getlong F + _getshort F + _res_opcodes D 0x40 + _sethtent F + inet_net_ntop F + inet_net_pton F + inet_neta F + res_gethostbyaddr F + res_gethostbyname F + res_gethostbyname2 F + res_send_setqhook F + res_send_setrhook F +GLIBC_2.9 + GLIBC_2.9 A + ns_datetosecs F + ns_format_ttl F + ns_get16 F + ns_get32 F + ns_initparse F + ns_makecanon F + ns_msg_getflag F + ns_name_compress F + ns_name_ntol F + ns_name_ntop F + ns_name_pack F + ns_name_pton F + ns_name_rollback F + ns_name_skip F + ns_name_uncompress F + ns_name_unpack F + ns_parse_ttl F + ns_parserr F + ns_put16 F + ns_put32 F + ns_samedomain F + ns_samename F + ns_skiprr F + ns_sprintrr F + ns_sprintrrf F + ns_subdomain F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/librt.abilist b/sysdeps/unix/sysv/linux/arm/nptl/librt.abilist new file mode 100644 index 0000000..466df4d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/librt.abilist @@ -0,0 +1,44 @@ +GLIBC_2.4 + GLIBC_2.4 A + aio_cancel F + aio_cancel64 F + aio_error F + aio_error64 F + aio_fsync F + aio_fsync64 F + aio_init F + aio_read F + aio_read64 F + aio_return F + aio_return64 F + aio_suspend F + aio_suspend64 F + aio_write F + aio_write64 F + clock_getcpuclockid F + clock_getres F + clock_gettime F + clock_nanosleep F + clock_settime F + lio_listio F + lio_listio64 F + mq_close F + mq_getattr F + mq_notify F + mq_open F + mq_receive F + mq_send F + mq_setattr F + mq_timedreceive F + mq_timedsend F + mq_unlink F + shm_open F + shm_unlink F + timer_create F + timer_delete F + timer_getoverrun F + timer_gettime F + timer_settime F +GLIBC_2.7 + GLIBC_2.7 A + __mq_open_2 F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libthread_db.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libthread_db.abilist new file mode 100644 index 0000000..5237724 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libthread_db.abilist @@ -0,0 +1,42 @@ +GLIBC_2.4 + GLIBC_2.4 A + td_init F + td_log F + td_symbol_list F + td_ta_clear_event F + td_ta_delete F + td_ta_enable_stats F + td_ta_event_addr F + td_ta_event_getmsg F + td_ta_get_nthreads F + td_ta_get_ph F + td_ta_get_stats F + td_ta_map_id2thr F + td_ta_map_lwp2thr F + td_ta_new F + td_ta_reset_stats F + td_ta_set_event F + td_ta_setconcurrency F + td_ta_thr_iter F + td_ta_tsd_iter F + td_thr_clear_event F + td_thr_dbresume F + td_thr_dbsuspend F + td_thr_event_enable F + td_thr_event_getmsg F + td_thr_get_info F + td_thr_getfpregs F + td_thr_getgregs F + td_thr_getxregs F + td_thr_getxregsize F + td_thr_set_event F + td_thr_setfpregs F + td_thr_setgregs F + td_thr_setprio F + td_thr_setsigpending F + td_thr_setxregs F + td_thr_sigsetmask F + td_thr_tls_get_addr F + td_thr_tlsbase F + td_thr_tsd F + td_thr_validate F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/libutil.abilist b/sysdeps/unix/sysv/linux/arm/nptl/libutil.abilist new file mode 100644 index 0000000..6cb7196 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/libutil.abilist @@ -0,0 +1,8 @@ +GLIBC_2.4 + GLIBC_2.4 A + forkpty F + login F + login_tty F + logout F + logwtmp F + openpty F diff --git a/sysdeps/unix/sysv/linux/arm/nptl/localplt.data b/sysdeps/unix/sysv/linux/arm/nptl/localplt.data new file mode 100644 index 0000000..109522e --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/localplt.data @@ -0,0 +1,13 @@ +libc.so: __signbit +libc.so: calloc +libc.so: free +libc.so: fscanf +libc.so: malloc +libc.so: memalign +libc.so: raise +libc.so: realloc +libm.so: __signbit +libm.so: __signbitf +libm.so: matherr +libpthread.so: __errno_location +libpthread.so: raise diff --git a/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c b/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c new file mode 100644 index 0000000..9603d7b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.c @@ -0,0 +1,132 @@ +/* low level locking for pthread library. Generic futex-using version. + Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <sysdep.h> +#include <lowlevellock.h> +#include <sys/time.h> + +void +__lll_lock_wait_private (int *futex) +{ + do + { + int oldval = atomic_compare_and_exchange_val_acq (futex, 2, 1); + if (oldval != 0) + lll_futex_wait (futex, 2, LLL_PRIVATE); + } + while (atomic_compare_and_exchange_bool_acq (futex, 2, 0) != 0); +} + + +/* These functions don't get included in libc.so */ +#ifdef IS_IN_libpthread +void +__lll_lock_wait (int *futex, int private) +{ + do + { + int oldval = atomic_compare_and_exchange_val_acq (futex, 2, 1); + if (oldval != 0) + lll_futex_wait (futex, 2, private); + } + while (atomic_compare_and_exchange_bool_acq (futex, 2, 0) != 0); +} + + +int +__lll_timedlock_wait (int *futex, const struct timespec *abstime, int private) +{ + struct timespec rt; + + /* Reject invalid timeouts. */ + if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000) + return EINVAL; + + /* Upgrade the lock. */ + if (atomic_exchange_acq (futex, 2) == 0) + return 0; + + do + { + struct timeval tv; + + /* Get the current time. */ + (void) __gettimeofday (&tv, NULL); + + /* Compute relative timeout. */ + rt.tv_sec = abstime->tv_sec - tv.tv_sec; + rt.tv_nsec = abstime->tv_nsec - tv.tv_usec * 1000; + if (rt.tv_nsec < 0) + { + rt.tv_nsec += 1000000000; + --rt.tv_sec; + } + + /* Already timed out? */ + if (rt.tv_sec < 0) + return ETIMEDOUT; + + // XYZ: Lost the lock to check whether it was private. + lll_futex_timed_wait (futex, 2, &rt, private); + } + while (atomic_compare_and_exchange_bool_acq (futex, 2, 0) != 0); + + return 0; +} + + +int +__lll_timedwait_tid (int *tidp, const struct timespec *abstime) +{ + int tid; + + if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000) + return EINVAL; + + /* Repeat until thread terminated. */ + while ((tid = *tidp) != 0) + { + struct timeval tv; + struct timespec rt; + + /* Get the current time. */ + (void) __gettimeofday (&tv, NULL); + + /* Compute relative timeout. */ + rt.tv_sec = abstime->tv_sec - tv.tv_sec; + rt.tv_nsec = abstime->tv_nsec - tv.tv_usec * 1000; + if (rt.tv_nsec < 0) + { + rt.tv_nsec += 1000000000; + --rt.tv_sec; + } + + /* Already timed out? */ + if (rt.tv_sec < 0) + return ETIMEDOUT; + + /* Wait until thread terminates. */ + // XYZ: Lost the lock to check whether it was private. + if (lll_futex_timed_wait (tidp, tid, &rt, LLL_SHARED) == -ETIMEDOUT) + return ETIMEDOUT; + } + + return 0; +} +#endif diff --git a/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h b/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h new file mode 100644 index 0000000..5d19434 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h @@ -0,0 +1,321 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LOWLEVELLOCK_H +#define _LOWLEVELLOCK_H 1 + +#include <time.h> +#include <sys/param.h> +#include <bits/pthreadtypes.h> +#include <atomic.h> +#include <sysdep.h> +#include <kernel-features.h> + +#define FUTEX_WAIT 0 +#define FUTEX_WAKE 1 +#define FUTEX_REQUEUE 3 +#define FUTEX_CMP_REQUEUE 4 +#define FUTEX_WAKE_OP 5 +#define FUTEX_OP_CLEAR_WAKE_IF_GT_ONE ((4 << 24) | 1) +#define FUTEX_LOCK_PI 6 +#define FUTEX_UNLOCK_PI 7 +#define FUTEX_TRYLOCK_PI 8 +#define FUTEX_WAIT_BITSET 9 +#define FUTEX_WAKE_BITSET 10 +#define FUTEX_WAIT_REQUEUE_PI 11 +#define FUTEX_CMP_REQUEUE_PI 12 +#define FUTEX_PRIVATE_FLAG 128 +#define FUTEX_CLOCK_REALTIME 256 + +#define FUTEX_BITSET_MATCH_ANY 0xffffffff + +/* Values for 'private' parameter of locking macros. Yes, the + definition seems to be backwards. But it is not. The bit will be + reversed before passing to the system call. */ +#define LLL_PRIVATE 0 +#define LLL_SHARED FUTEX_PRIVATE_FLAG + + +#if !defined NOT_IN_libc || defined IS_IN_rtld +/* In libc.so or ld.so all futexes are private. */ +# ifdef __ASSUME_PRIVATE_FUTEX +# define __lll_private_flag(fl, private) \ + ((fl) | FUTEX_PRIVATE_FLAG) +# else +# define __lll_private_flag(fl, private) \ + ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex)) +# endif +#else +# ifdef __ASSUME_PRIVATE_FUTEX +# define __lll_private_flag(fl, private) \ + (((fl) | FUTEX_PRIVATE_FLAG) ^ (private)) +# else +# define __lll_private_flag(fl, private) \ + (__builtin_constant_p (private) \ + ? ((private) == 0 \ + ? ((fl) | THREAD_GETMEM (THREAD_SELF, header.private_futex)) \ + : (fl)) \ + : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ + & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) +# endif +#endif + + +#define lll_futex_wait(futexp, val, private) \ + lll_futex_timed_wait(futexp, val, NULL, private) + +#define lll_futex_timed_wait(futexp, val, timespec, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ + __lll_private_flag (FUTEX_WAIT, private), \ + (val), (timespec)); \ + __ret; \ + }) + +#define lll_futex_timed_wait_bitset(futexp, val, timespec, clockbit, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + int __op = FUTEX_WAIT_BITSET | clockbit; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (__op, private), \ + (val), (timespec), NULL /* Unused. */, \ + FUTEX_BITSET_MATCH_ANY); \ + __ret; \ + }) + +#define lll_futex_wake(futexp, nr, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 4, (futexp), \ + __lll_private_flag (FUTEX_WAKE, private), \ + (nr), 0); \ + __ret; \ + }) + +#define lll_robust_dead(futexv, private) \ + do \ + { \ + int *__futexp = &(futexv); \ + atomic_or (__futexp, FUTEX_OWNER_DIED); \ + lll_futex_wake (__futexp, 1, private); \ + } \ + while (0) + +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_requeue(futexp, nr_wake, nr_move, mutex, val, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (FUTEX_CMP_REQUEUE, private),\ + (nr_wake), (nr_move), (mutex), (val)); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + + +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_wake_unlock(futexp, nr_wake, nr_wake2, futexp2, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (FUTEX_WAKE_OP, private), \ + (nr_wake), (nr_wake2), (futexp2), \ + FUTEX_OP_CLEAR_WAKE_IF_GT_ONE); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + +/* Priority Inheritance support. */ +#define lll_futex_wait_requeue_pi(futexp, val, mutex, private) \ + lll_futex_timed_wait_requeue_pi (futexp, val, NULL, 0, mutex, private) + +#define lll_futex_timed_wait_requeue_pi(futexp, val, timespec, clockbit, \ + mutex, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + int __op = FUTEX_WAIT_REQUEUE_PI | clockbit; \ + \ + INTERNAL_SYSCALL (futex, __err, 5, (futexp), \ + __lll_private_flag (__op, private), \ + (val), (timespec), mutex); \ + }) + +#define lll_futex_cmp_requeue_pi(futexp, nr_wake, nr_move, mutex, val, priv) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (FUTEX_CMP_REQUEUE_PI, priv),\ + (nr_wake), (nr_move), (mutex), (val)); \ + INTERNAL_SYSCALL_ERROR_P (__ret, __err); \ + }) + + +#define lll_trylock(lock) \ + atomic_compare_and_exchange_val_acq(&(lock), 1, 0) + +#define lll_cond_trylock(lock) \ + atomic_compare_and_exchange_val_acq(&(lock), 2, 0) + +#define __lll_robust_trylock(futex, id) \ + (atomic_compare_and_exchange_val_acq (futex, id, 0) != 0) +#define lll_robust_trylock(lock, id) \ + __lll_robust_trylock (&(lock), id) + +extern void __lll_lock_wait_private (int *futex) attribute_hidden; +extern void __lll_lock_wait (int *futex, int private) attribute_hidden; +extern int __lll_robust_lock_wait (int *futex, int private) attribute_hidden; + +#define __lll_lock(futex, private) \ + ((void) ({ \ + int *__futex = (futex); \ + if (__builtin_expect (atomic_compare_and_exchange_val_acq (__futex, \ + 1, 0), 0)) \ + { \ + if (__builtin_constant_p (private) && (private) == LLL_PRIVATE) \ + __lll_lock_wait_private (__futex); \ + else \ + __lll_lock_wait (__futex, private); \ + } \ + })) +#define lll_lock(futex, private) __lll_lock (&(futex), private) + + +#define __lll_robust_lock(futex, id, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \ + 0), 0)) \ + __val = __lll_robust_lock_wait (__futex, private); \ + __val; \ + }) +#define lll_robust_lock(futex, id, private) \ + __lll_robust_lock (&(futex), id, private) + + +#define __lll_cond_lock(futex, private) \ + ((void) ({ \ + int *__futex = (futex); \ + if (__builtin_expect (atomic_exchange_acq (__futex, 2), 0)) \ + __lll_lock_wait (__futex, private); \ + })) +#define lll_cond_lock(futex, private) __lll_cond_lock (&(futex), private) + + +#define lll_robust_cond_lock(futex, id, private) \ + __lll_robust_lock (&(futex), (id) | FUTEX_WAITERS, private) + + +extern int __lll_timedlock_wait (int *futex, const struct timespec *, + int private) attribute_hidden; +extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *, + int private) attribute_hidden; + +#define __lll_timedlock(futex, abstime, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_exchange_acq (__futex, 1), 0)) \ + __val = __lll_timedlock_wait (__futex, abstime, private); \ + __val; \ + }) +#define lll_timedlock(futex, abstime, private) \ + __lll_timedlock (&(futex), abstime, private) + + +#define __lll_robust_timedlock(futex, abstime, id, private) \ + ({ \ + int *__futex = (futex); \ + int __val = 0; \ + \ + if (__builtin_expect (atomic_compare_and_exchange_bool_acq (__futex, id, \ + 0), 0)) \ + __val = __lll_robust_timedlock_wait (__futex, abstime, private); \ + __val; \ + }) +#define lll_robust_timedlock(futex, abstime, id, private) \ + __lll_robust_timedlock (&(futex), abstime, id, private) + + +#define __lll_unlock(futex, private) \ + (void) \ + ({ int *__futex = (futex); \ + int __oldval = atomic_exchange_rel (__futex, 0); \ + if (__builtin_expect (__oldval > 1, 0)) \ + lll_futex_wake (__futex, 1, private); \ + }) +#define lll_unlock(futex, private) __lll_unlock(&(futex), private) + + +#define __lll_robust_unlock(futex, private) \ + (void) \ + ({ int *__futex = (futex); \ + int __oldval = atomic_exchange_rel (__futex, 0); \ + if (__builtin_expect (__oldval & FUTEX_WAITERS, 0)) \ + lll_futex_wake (__futex, 1, private); \ + }) +#define lll_robust_unlock(futex, private) \ + __lll_robust_unlock(&(futex), private) + + +#define lll_islocked(futex) \ + (futex != 0) + + +/* Our internal lock implementation is identical to the binary-compatible + mutex implementation. */ + +/* Initializers for lock. */ +#define LLL_LOCK_INITIALIZER (0) +#define LLL_LOCK_INITIALIZER_LOCKED (1) + +/* The states of a lock are: + 0 - untaken + 1 - taken by one user + >1 - taken by more users */ + +/* The kernel notifies a process which uses CLONE_CHILD_CLEARTID via futex + wakeup when the clone terminates. The memory location contains the + thread ID while the clone is running and is reset to zero + afterwards. */ +#define lll_wait_tid(tid) \ + do { \ + __typeof (tid) __tid; \ + while ((__tid = (tid)) != 0) \ + lll_futex_wait (&(tid), __tid, LLL_SHARED);\ + } while (0) + +extern int __lll_timedwait_tid (int *, const struct timespec *) + attribute_hidden; + +#define lll_timedwait_tid(tid, abstime) \ + ({ \ + int __res = 0; \ + if ((tid) != 0) \ + __res = __lll_timedwait_tid (&(tid), (abstime)); \ + __res; \ + }) + +#endif /* lowlevellock.h */ diff --git a/sysdeps/unix/sysv/linux/arm/nptl/nptl-aeabi_unwind_cpp_pr1.c b/sysdeps/unix/sysv/linux/arm/nptl/nptl-aeabi_unwind_cpp_pr1.c new file mode 100644 index 0000000..7b83522 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/nptl-aeabi_unwind_cpp_pr1.c @@ -0,0 +1 @@ +#include <aeabi_unwind_cpp_pr1.c> diff --git a/sysdeps/unix/sysv/linux/arm/nptl/pt-vfork.S b/sysdeps/unix/sysv/linux/arm/nptl/pt-vfork.S new file mode 100644 index 0000000..7eff08e --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/pt-vfork.S @@ -0,0 +1,34 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <tcb-offsets.h> + +/* Save the PID value. */ +#define SAVE_PID \ + GET_TLS (r2); \ + NEGOFF_ADJ_BASE2 (r2, r0, PID_OFFSET); /* Save the TLS addr in r2. */ \ + ldr r3, NEGOFF_OFF1 (r2, PID_OFFSET); /* Load the saved PID. */ \ + rsb r0, r3, #0; /* Negate it. */ \ + str r0, NEGOFF_OFF1 (r2, PID_OFFSET); /* Store the temp PID. */ + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + cmp r0, #0; /* If we are the parent... */ \ + it ne; \ + strne r3, NEGOFF_OFF1 (r2, PID_OFFSET); /* restore the saved PID. */ + +#include "../vfork.S" diff --git a/sysdeps/unix/sysv/linux/arm/nptl/pthread_once.c b/sysdeps/unix/sysv/linux/arm/nptl/pthread_once.c new file mode 100644 index 0000000..a063149 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/pthread_once.c @@ -0,0 +1,89 @@ +/* Copyright (C) 2004-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include "pthreadP.h" +#include <lowlevellock.h> + +unsigned long int __fork_generation attribute_hidden; + +static void +clear_once_control (void *arg) +{ + pthread_once_t *once_control = (pthread_once_t *) arg; + + *once_control = 0; + lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); +} + +int +__pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) +{ + for (;;) + { + int oldval; + int newval; + + /* Pseudo code: + newval = __fork_generation | 1; + oldval = *once_control; + if ((oldval & 2) == 0) + *once_control = newval; + Do this atomically. + */ + do + { + newval = __fork_generation | 1; + oldval = *once_control; + if (oldval & 2) + break; + } while (atomic_compare_and_exchange_val_acq (once_control, newval, oldval) != oldval); + + /* Check if the initializer has already been done. */ + if ((oldval & 2) != 0) + return 0; + + /* Check if another thread already runs the initializer. */ + if ((oldval & 1) == 0) + break; + + /* Check whether the initializer execution was interrupted by a fork. */ + if (oldval != newval) + break; + + /* Same generation, some other thread was faster. Wait. */ + lll_futex_wait (once_control, oldval, LLL_PRIVATE); + } + + /* This thread is the first here. Do the initialization. + Register a cleanup handler so that in case the thread gets + interrupted the initialization can be restarted. */ + pthread_cleanup_push (clear_once_control, once_control); + + init_routine (); + + pthread_cleanup_pop (0); + + /* Say that the initialisation is done. */ + *once_control = __fork_generation | 2; + + /* Wake up all other threads. */ + lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); + + return 0; +} +weak_alias (__pthread_once, pthread_once) +hidden_def (__pthread_once) diff --git a/sysdeps/unix/sysv/linux/arm/nptl/rt-aeabi_unwind_cpp_pr1.c b/sysdeps/unix/sysv/linux/arm/nptl/rt-aeabi_unwind_cpp_pr1.c new file mode 100644 index 0000000..7b83522 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/rt-aeabi_unwind_cpp_pr1.c @@ -0,0 +1 @@ +#include <aeabi_unwind_cpp_pr1.c> diff --git a/sysdeps/unix/sysv/linux/arm/nptl/sysdep-cancel.h b/sysdeps/unix/sysv/linux/arm/nptl/sysdep-cancel.h new file mode 100644 index 0000000..118e6c3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/sysdep-cancel.h @@ -0,0 +1,242 @@ +/* Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <tls.h> +#ifndef __ASSEMBLER__ +# include <nptl/pthreadP.h> +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt + +/* NOTE: We do mark syscalls with unwind annotations, for the benefit of + cancellation; but they're really only accurate at the point of the + syscall. The ARM unwind directives are not rich enough without adding + a custom personality function. */ + +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (__##syscall_name##_nocancel); \ + CFI_SECTIONS; \ + DO_CALL (syscall_name, args); \ + cmn r0, $4096; \ + PSEUDO_RET; \ + END (__##syscall_name##_nocancel); \ + ENTRY (name); \ + SINGLE_THREAD_P; \ + DOARGS_##args; \ + bne .Lpseudo_cancel; \ + cfi_remember_state; \ + ldr r7, =SYS_ify (syscall_name); \ + swi 0x0; \ + UNDOARGS_##args; \ + cmn r0, $4096; \ + PSEUDO_RET; \ + cfi_restore_state; \ + .Lpseudo_cancel: \ + .fnstart; /* matched by the .fnend in UNDOARGS below. */ \ + DOCARGS_##args; /* save syscall args etc. around CENABLE. */ \ + CENABLE; \ + mov ip, r0; /* put mask in safe place. */ \ + UNDOCARGS_##args; /* restore syscall args. */ \ + ldr r7, =SYS_ify (syscall_name); \ + swi 0x0; /* do the call. */ \ + mov r7, r0; /* save syscall return value. */ \ + mov r0, ip; /* get mask back. */ \ + CDISABLE; \ + mov r0, r7; /* retrieve return value. */ \ + RESTORE_LR_##args; \ + UNDOARGS_##args; \ + cmn r0, $4096 + +/* DOARGS pushes eight bytes on the stack for five arguments, twelve bytes for + six arguments, and four bytes for fewer. In order to preserve doubleword + alignment, sometimes we must save an extra register. */ + +# define RESTART_UNWIND \ + .fnend; \ + .fnstart; \ + .save {r7}; \ + .save {lr} + +# define DOCARGS_0 \ + .save {r7}; \ + push {lr}; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (lr, 0); \ + .save {lr} +# define UNDOCARGS_0 +# define RESTORE_LR_0 \ + pop {lr}; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (lr) + +# define DOCARGS_1 \ + .save {r7}; \ + push {r0, r1, lr}; \ + cfi_adjust_cfa_offset (12); \ + cfi_rel_offset (lr, 8); \ + .save {lr}; \ + .pad #8 +# define UNDOCARGS_1 \ + ldr r0, [sp], #8; \ + cfi_adjust_cfa_offset (-8); \ + RESTART_UNWIND +# define RESTORE_LR_1 \ + RESTORE_LR_0 + +# define DOCARGS_2 \ + .save {r7}; \ + push {r0, r1, lr}; \ + cfi_adjust_cfa_offset (12); \ + cfi_rel_offset (lr, 8); \ + .save {lr}; \ + .pad #8 +# define UNDOCARGS_2 \ + pop {r0, r1}; \ + cfi_adjust_cfa_offset (-8); \ + RESTART_UNWIND +# define RESTORE_LR_2 \ + RESTORE_LR_0 + +# define DOCARGS_3 \ + .save {r7}; \ + push {r0, r1, r2, r3, lr}; \ + cfi_adjust_cfa_offset (20); \ + cfi_rel_offset (lr, 16); \ + .save {lr}; \ + .pad #16 +# define UNDOCARGS_3 \ + pop {r0, r1, r2, r3}; \ + cfi_adjust_cfa_offset (-16); \ + RESTART_UNWIND +# define RESTORE_LR_3 \ + RESTORE_LR_0 + +# define DOCARGS_4 \ + .save {r7}; \ + push {r0, r1, r2, r3, lr}; \ + cfi_adjust_cfa_offset (20); \ + cfi_rel_offset (lr, 16); \ + .save {lr}; \ + .pad #16 +# define UNDOCARGS_4 \ + pop {r0, r1, r2, r3}; \ + cfi_adjust_cfa_offset (-16); \ + RESTART_UNWIND +# define RESTORE_LR_4 \ + RESTORE_LR_0 + +/* r4 is only stmfd'ed for correct stack alignment. */ +# define DOCARGS_5 \ + .save {r4, r7}; \ + push {r0, r1, r2, r3, r4, lr}; \ + cfi_adjust_cfa_offset (24); \ + cfi_rel_offset (lr, 20); \ + .save {lr}; \ + .pad #20 +# define UNDOCARGS_5 \ + pop {r0, r1, r2, r3}; \ + cfi_adjust_cfa_offset (-16); \ + .fnend; \ + .fnstart; \ + .save {r4, r7}; \ + .save {lr}; \ + .pad #4 +# define RESTORE_LR_5 \ + pop {r4, lr}; \ + cfi_adjust_cfa_offset (-8); \ + /* r4 will be marked as restored later. */ \ + cfi_restore (lr) + +# define DOCARGS_6 \ + .save {r4, r5, r7}; \ + push {r0, r1, r2, r3, lr}; \ + cfi_adjust_cfa_offset (20); \ + cfi_rel_offset (lr, 16); \ + .save {lr}; \ + .pad #16 +# define UNDOCARGS_6 \ + pop {r0, r1, r2, r3}; \ + cfi_adjust_cfa_offset (-16); \ + .fnend; \ + .fnstart; \ + .save {r4, r5, r7}; \ + .save {lr}; +# define RESTORE_LR_6 \ + RESTORE_LR_0 + +# ifdef IS_IN_libpthread +# define CENABLE bl PLTJMP(__pthread_enable_asynccancel) +# define CDISABLE bl PLTJMP(__pthread_disable_asynccancel) +# define __local_multiple_threads __pthread_multiple_threads +# elif !defined NOT_IN_libc +# define CENABLE bl PLTJMP(__libc_enable_asynccancel) +# define CDISABLE bl PLTJMP(__libc_disable_asynccancel) +# define __local_multiple_threads __libc_multiple_threads +# elif defined IS_IN_librt +# define CENABLE bl PLTJMP(__librt_enable_asynccancel) +# define CDISABLE bl PLTJMP(__librt_disable_asynccancel) +# else +# error Unsupported library +# endif + +# if defined IS_IN_libpthread || !defined NOT_IN_libc +# ifndef __ASSEMBLER__ +extern int __local_multiple_threads attribute_hidden; +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +# define SINGLE_THREAD_P \ + LDST_PCREL(ldr, ip, ip, __local_multiple_threads); \ + teq ip, #0 +# endif +# else +/* There is no __local_multiple_threads for librt, so use the TCB. */ +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P \ + push {r0, lr}; \ + cfi_adjust_cfa_offset (8); \ + cfi_rel_offset (lr, 4); \ + GET_TLS (lr); \ + NEGOFF_ADJ_BASE (r0, MULTIPLE_THREADS_OFFSET); \ + ldr ip, NEGOFF_OFF1 (r0, MULTIPLE_THREADS_OFFSET); \ + pop {r0, lr}; \ + cfi_adjust_cfa_offset (-8); \ + cfi_restore (lr); \ + teq ip, #0 +# define SINGLE_THREAD_P_PIC(x) SINGLE_THREAD_P +# endif +# endif + +#elif !defined __ASSEMBLER__ + +/* For rtld, et cetera. */ +# define SINGLE_THREAD_P 1 +# define NO_CANCELLATION 1 + +#endif + +#ifndef __ASSEMBLER__ +# define RTLD_SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +#endif diff --git a/sysdeps/unix/sysv/linux/arm/nptl/unwind-forcedunwind.c b/sysdeps/unix/sysv/linux/arm/nptl/unwind-forcedunwind.c new file mode 100644 index 0000000..6ccd9b4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/unwind-forcedunwind.c @@ -0,0 +1,157 @@ +/* Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <stdio.h> +#include <unwind.h> +#include <pthreadP.h> + +static void *libgcc_s_handle; +static void (*libgcc_s_resume) (struct _Unwind_Exception *exc); +static _Unwind_Reason_Code (*libgcc_s_personality) + (_Unwind_State, struct _Unwind_Exception *, struct _Unwind_Context *); +static _Unwind_Reason_Code (*libgcc_s_forcedunwind) + (struct _Unwind_Exception *, _Unwind_Stop_Fn, void *); +static _Unwind_Word (*libgcc_s_getcfa) (struct _Unwind_Context *); + +void +__attribute_noinline__ +pthread_cancel_init (void) +{ + void *resume, *personality, *forcedunwind, *getcfa; + void *handle; + + if (__builtin_expect (libgcc_s_handle != NULL, 1)) + { + /* Force gcc to reload all values. */ + asm volatile ("" ::: "memory"); + return; + } + + handle = __libc_dlopen ("libgcc_s.so.1"); + + if (handle == NULL + || (resume = __libc_dlsym (handle, "_Unwind_Resume")) == NULL + || (personality = __libc_dlsym (handle, "__gcc_personality_v0")) == NULL + || (forcedunwind = __libc_dlsym (handle, "_Unwind_ForcedUnwind")) + == NULL + || (getcfa = __libc_dlsym (handle, "_Unwind_GetCFA")) == NULL +#ifdef ARCH_CANCEL_INIT + || ARCH_CANCEL_INIT (handle) +#endif + ) + __libc_fatal ("libgcc_s.so.1 must be installed for pthread_cancel to work\n"); + + libgcc_s_resume = resume; + libgcc_s_personality = personality; + libgcc_s_forcedunwind = forcedunwind; + libgcc_s_getcfa = getcfa; + /* Make sure libgcc_s_getcfa is written last. Otherwise, + pthread_cancel_init might return early even when the pointer the + caller is interested in is not initialized yet. */ + atomic_write_barrier (); + libgcc_s_handle = handle; +} + +void +__libc_freeres_fn_section +__unwind_freeres (void) +{ + void *handle = libgcc_s_handle; + if (handle != NULL) + { + libgcc_s_handle = NULL; + __libc_dlclose (handle); + } +} + +/* It's vitally important that _Unwind_Resume not have a stack frame; the + ARM unwinder relies on register state at entrance. So we write this in + assembly. */ + +#define STR1(S) #S +#define STR(S) STR1(S) + +asm ( +" .globl _Unwind_Resume\n" +" .type _Unwind_Resume, %function\n" +"_Unwind_Resume:\n" +" .cfi_sections .debug_frame\n" +" " CFI_STARTPROC "\n" +" push {r4, r5, r6, lr}\n" +" " CFI_ADJUST_CFA_OFFSET (16)" \n" +" " CFI_REL_OFFSET (r4, 0) "\n" +" " CFI_REL_OFFSET (r5, 4) "\n" +" " CFI_REL_OFFSET (r6, 8) "\n" +" " CFI_REL_OFFSET (lr, 12) "\n" +" " CFI_REMEMBER_STATE "\n" +" ldr r4, 1f\n" +" ldr r5, 2f\n" +"3: add r4, pc, r4\n" +" ldr r3, [r4, r5]\n" +" mov r6, r0\n" +" cmp r3, #0\n" +" beq 4f\n" +"5: mov r0, r6\n" +" pop {r4, r5, r6, lr}\n" +" " CFI_ADJUST_CFA_OFFSET (-16) "\n" +" " CFI_RESTORE (r4) "\n" +" " CFI_RESTORE (r5) "\n" +" " CFI_RESTORE (r6) "\n" +" " CFI_RESTORE (lr) "\n" +" bx r3\n" +" " CFI_RESTORE_STATE "\n" +"4: bl pthread_cancel_init\n" +" ldr r3, [r4, r5]\n" +" b 5b\n" +" " CFI_ENDPROC "\n" +" .align 2\n" +"1: .word _GLOBAL_OFFSET_TABLE_ - 3b - " STR (PC_OFS) "\n" +"2: .word libgcc_s_resume(GOTOFF)\n" +" .size _Unwind_Resume, .-_Unwind_Resume\n" +); + +_Unwind_Reason_Code +__gcc_personality_v0 (_Unwind_State state, + struct _Unwind_Exception *ue_header, + struct _Unwind_Context *context) +{ + if (__builtin_expect (libgcc_s_personality == NULL, 0)) + pthread_cancel_init (); + + return libgcc_s_personality (state, ue_header, context); +} + +_Unwind_Reason_Code +_Unwind_ForcedUnwind (struct _Unwind_Exception *exc, _Unwind_Stop_Fn stop, + void *stop_argument) +{ + if (__builtin_expect (libgcc_s_forcedunwind == NULL, 0)) + pthread_cancel_init (); + + return libgcc_s_forcedunwind (exc, stop, stop_argument); +} + +_Unwind_Word +_Unwind_GetCFA (struct _Unwind_Context *context) +{ + if (__builtin_expect (libgcc_s_getcfa == NULL, 0)) + pthread_cancel_init (); + + return libgcc_s_getcfa (context); +} diff --git a/sysdeps/unix/sysv/linux/arm/nptl/unwind-resume.c b/sysdeps/unix/sysv/linux/arm/nptl/unwind-resume.c new file mode 100644 index 0000000..bff3e2b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/unwind-resume.c @@ -0,0 +1,100 @@ +/* Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <stdio.h> +#include <unwind.h> + +static void (*libgcc_s_resume) (struct _Unwind_Exception *exc); +static _Unwind_Reason_Code (*libgcc_s_personality) + (_Unwind_State, struct _Unwind_Exception *, struct _Unwind_Context *); + +static void init (void) __attribute_used__; + +static void +init (void) +{ + void *resume, *personality; + void *handle; + + handle = __libc_dlopen ("libgcc_s.so.1"); + + if (handle == NULL + || (resume = __libc_dlsym (handle, "_Unwind_Resume")) == NULL + || (personality = __libc_dlsym (handle, "__gcc_personality_v0")) == NULL) + __libc_fatal ("libgcc_s.so.1 must be installed for pthread_cancel to work\n"); + + libgcc_s_resume = resume; + libgcc_s_personality = personality; +} + +/* It's vitally important that _Unwind_Resume not have a stack frame; the + ARM unwinder relies on register state at entrance. So we write this in + assembly. */ + +#define STR1(S) #S +#define STR(S) STR1(S) + +asm ( +" .globl _Unwind_Resume\n" +" .type _Unwind_Resume, %function\n" +"_Unwind_Resume:\n" +" .cfi_sections .debug_frame\n" +" " CFI_STARTPROC "\n" +" push {r4, r5, r6, lr}\n" +" " CFI_ADJUST_CFA_OFFSET (16)" \n" +" " CFI_REL_OFFSET (r4, 0) "\n" +" " CFI_REL_OFFSET (r5, 4) "\n" +" " CFI_REL_OFFSET (r6, 8) "\n" +" " CFI_REL_OFFSET (lr, 12) "\n" +" " CFI_REMEMBER_STATE "\n" +" ldr r4, 1f\n" +" ldr r5, 2f\n" +"3: add r4, pc, r4\n" +" ldr r3, [r4, r5]\n" +" mov r6, r0\n" +" cmp r3, #0\n" +" beq 4f\n" +"5: mov r0, r6\n" +" pop {r4, r5, r6, lr}\n" +" " CFI_ADJUST_CFA_OFFSET (-16) "\n" +" " CFI_RESTORE (r4) "\n" +" " CFI_RESTORE (r5) "\n" +" " CFI_RESTORE (r6) "\n" +" " CFI_RESTORE (lr) "\n" +" bx r3\n" +" " CFI_RESTORE_STATE "\n" +"4: bl init\n" +" ldr r3, [r4, r5]\n" +" b 5b\n" +" " CFI_ENDPROC "\n" +" .align 2\n" +"1: .word _GLOBAL_OFFSET_TABLE_ - 3b - " STR (PC_OFS) "\n" +"2: .word libgcc_s_resume(GOTOFF)\n" +" .size _Unwind_Resume, .-_Unwind_Resume\n" +); + +_Unwind_Reason_Code +__gcc_personality_v0 (_Unwind_State state, + struct _Unwind_Exception *ue_header, + struct _Unwind_Context *context) +{ + if (__builtin_expect (libgcc_s_personality == NULL, 0)) + init (); + return libgcc_s_personality (state, ue_header, context); +} diff --git a/sysdeps/unix/sysv/linux/arm/nptl/unwind.h b/sysdeps/unix/sysv/linux/arm/nptl/unwind.h new file mode 100644 index 0000000..7b71817 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/unwind.h @@ -0,0 +1,278 @@ +/* Header file for the ARM EABI unwinder + Copyright (C) 2003-2014 Free Software Foundation, Inc. + Contributed by Paul Brook + + This file is free software; you can redistribute it and/or modify it + under the terms of the GNU General Public License as published by the + Free Software Foundation; either version 2, or (at your option) any + later version. + + In addition to the permissions in the GNU General Public License, the + Free Software Foundation gives you unlimited permission to link the + compiled version of this file into combinations with other programs, + and to distribute those combinations without any restriction coming + from the use of this file. (The General Public License restrictions + do apply in other respects; for example, they cover modification of + the file, and distribution when not linked into a combine + executable.) + + This file is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Language-independent unwinder header public defines. This contains both + ABI defined objects, and GNU support routines. */ + +#ifndef UNWIND_ARM_H +#define UNWIND_ARM_H + +#define __ARM_EABI_UNWINDER__ 1 + +#ifdef __cplusplus +extern "C" { +#endif + typedef unsigned _Unwind_Word __attribute__((__mode__(__word__))); + typedef signed _Unwind_Sword __attribute__((__mode__(__word__))); + typedef unsigned _Unwind_Ptr __attribute__((__mode__(__pointer__))); + typedef unsigned _Unwind_Internal_Ptr __attribute__((__mode__(__pointer__))); + typedef _Unwind_Word _uw; + typedef unsigned _uw64 __attribute__((mode(__DI__))); + typedef unsigned _uw16 __attribute__((mode(__HI__))); + typedef unsigned _uw8 __attribute__((mode(__QI__))); + + typedef enum + { + _URC_OK = 0, /* operation completed successfully */ + _URC_FOREIGN_EXCEPTION_CAUGHT = 1, + _URC_END_OF_STACK = 5, + _URC_HANDLER_FOUND = 6, + _URC_INSTALL_CONTEXT = 7, + _URC_CONTINUE_UNWIND = 8, + _URC_FAILURE = 9 /* unspecified failure of some kind */ + } + _Unwind_Reason_Code; + + typedef enum + { + _US_VIRTUAL_UNWIND_FRAME = 0, + _US_UNWIND_FRAME_STARTING = 1, + _US_UNWIND_FRAME_RESUME = 2, + _US_ACTION_MASK = 3, + _US_FORCE_UNWIND = 8, + _US_END_OF_STACK = 16 + } + _Unwind_State; + + /* Provided only for for compatibility with existing code. */ + typedef int _Unwind_Action; +#define _UA_SEARCH_PHASE 1 +#define _UA_CLEANUP_PHASE 2 +#define _UA_HANDLER_FRAME 4 +#define _UA_FORCE_UNWIND 8 +#define _UA_END_OF_STACK 16 +#define _URC_NO_REASON _URC_OK + + typedef struct _Unwind_Control_Block _Unwind_Control_Block; + typedef struct _Unwind_Context _Unwind_Context; + typedef _uw _Unwind_EHT_Header; + + + /* UCB: */ + + struct _Unwind_Control_Block + { +#ifdef _LIBC + /* For the benefit of code which assumes this is a scalar. All + glibc ever does is clear it. */ + _uw64 exception_class; +#else + char exception_class[8]; +#endif + void (*exception_cleanup)(_Unwind_Reason_Code, _Unwind_Control_Block *); + /* Unwinder cache, private fields for the unwinder's use */ + struct + { + _uw reserved1; /* Forced unwind stop fn, 0 if not forced */ + _uw reserved2; /* Personality routine address */ + _uw reserved3; /* Saved callsite address */ + _uw reserved4; /* Forced unwind stop arg */ + _uw reserved5; + } + unwinder_cache; + /* Propagation barrier cache (valid after phase 1): */ + struct + { + _uw sp; + _uw bitpattern[5]; + } + barrier_cache; + /* Cleanup cache (preserved over cleanup): */ + struct + { + _uw bitpattern[4]; + } + cleanup_cache; + /* Pr cache (for pr's benefit): */ + struct + { + _uw fnstart; /* function start address */ + _Unwind_EHT_Header *ehtp; /* pointer to EHT entry header word */ + _uw additional; /* additional data */ + _uw reserved1; + } + pr_cache; + long long int :0; /* Force alignment to 8-byte boundary */ + }; + + /* Virtual Register Set*/ + + typedef enum + { + _UVRSC_CORE = 0, /* integer register */ + _UVRSC_VFP = 1, /* vfp */ + _UVRSC_FPA = 2, /* fpa */ + _UVRSC_WMMXD = 3, /* Intel WMMX data register */ + _UVRSC_WMMXC = 4 /* Intel WMMX control register */ + } + _Unwind_VRS_RegClass; + + typedef enum + { + _UVRSD_UINT32 = 0, + _UVRSD_VFPX = 1, + _UVRSD_FPAX = 2, + _UVRSD_UINT64 = 3, + _UVRSD_FLOAT = 4, + _UVRSD_DOUBLE = 5 + } + _Unwind_VRS_DataRepresentation; + + typedef enum + { + _UVRSR_OK = 0, + _UVRSR_NOT_IMPLEMENTED = 1, + _UVRSR_FAILED = 2 + } + _Unwind_VRS_Result; + + /* Frame unwinding state. */ + typedef struct + { + /* The current word (bytes packed msb first). */ + _uw data; + /* Pointer to the next word of data. */ + _uw *next; + /* The number of bytes left in this word. */ + _uw8 bytes_left; + /* The number of words pointed to by ptr. */ + _uw8 words_left; + } + __gnu_unwind_state; + + typedef _Unwind_Reason_Code (*personality_routine) (_Unwind_State, + _Unwind_Control_Block *, _Unwind_Context *); + + _Unwind_VRS_Result _Unwind_VRS_Set(_Unwind_Context *, _Unwind_VRS_RegClass, + _uw, _Unwind_VRS_DataRepresentation, + void *); + + _Unwind_VRS_Result _Unwind_VRS_Get(_Unwind_Context *, _Unwind_VRS_RegClass, + _uw, _Unwind_VRS_DataRepresentation, + void *); + + _Unwind_VRS_Result _Unwind_VRS_Pop(_Unwind_Context *, _Unwind_VRS_RegClass, + _uw, _Unwind_VRS_DataRepresentation); + + + /* Support functions for the PR. */ +#define _Unwind_Exception _Unwind_Control_Block + typedef char _Unwind_Exception_Class[8]; + + void * _Unwind_GetLanguageSpecificData (_Unwind_Context *); + _Unwind_Ptr _Unwind_GetRegionStart (_Unwind_Context *); + + /* These two should never be used. */ + _Unwind_Ptr _Unwind_GetDataRelBase (_Unwind_Context *); + _Unwind_Ptr _Unwind_GetTextRelBase (_Unwind_Context *); + + /* Interface functions: */ + _Unwind_Reason_Code _Unwind_RaiseException(_Unwind_Control_Block *ucbp); + void __attribute__((noreturn)) _Unwind_Resume(_Unwind_Control_Block *ucbp); + _Unwind_Reason_Code _Unwind_Resume_or_Rethrow (_Unwind_Control_Block *ucbp); + + typedef _Unwind_Reason_Code (*_Unwind_Stop_Fn) + (int, _Unwind_Action, _Unwind_Exception_Class, + _Unwind_Control_Block *, struct _Unwind_Context *, void *); + _Unwind_Reason_Code _Unwind_ForcedUnwind (_Unwind_Control_Block *, + _Unwind_Stop_Fn, void *); + _Unwind_Word _Unwind_GetCFA (struct _Unwind_Context *); + void _Unwind_Complete(_Unwind_Control_Block *ucbp); + void _Unwind_DeleteException (_Unwind_Exception *); + + _Unwind_Reason_Code __gnu_unwind_frame (_Unwind_Control_Block *, + _Unwind_Context *); + _Unwind_Reason_Code __gnu_unwind_execute (_Unwind_Context *, + __gnu_unwind_state *); + + /* Decode an R_ARM_TARGET2 relocation. */ + static inline _Unwind_Word + _Unwind_decode_target2 (_Unwind_Word ptr) + { + _Unwind_Word tmp; + + tmp = *(_Unwind_Word *) ptr; + /* Zero values are always NULL. */ + if (!tmp) + return 0; + +#if defined(linux) || defined(__NetBSD__) + /* Pc-relative indirect. */ + tmp += ptr; + tmp = *(_Unwind_Word *) tmp; +#elif defined(__symbian__) + /* Absolute pointer. Nothing more to do. */ +#else + /* Pc-relative pointer. */ + tmp += ptr; +#endif + return tmp; + } + + static inline _Unwind_Word + _Unwind_GetGR (_Unwind_Context *context, int regno) + { + _uw val; + _Unwind_VRS_Get (context, _UVRSC_CORE, regno, _UVRSD_UINT32, &val); + return val; + } + + /* Return the address of the instruction, not the actual IP value. */ +#define _Unwind_GetIP(context) \ + (_Unwind_GetGR (context, 15) & ~(_Unwind_Word)1) + + static inline void + _Unwind_SetGR (_Unwind_Context *context, int regno, _Unwind_Word val) + { + _Unwind_VRS_Set (context, _UVRSC_CORE, regno, _UVRSD_UINT32, &val); + } + + /* The dwarf unwinder doesn't understand arm/thumb state. We assume the + landing pad uses the same instruction set as the call site. */ +#define _Unwind_SetIP(context, val) \ + _Unwind_SetGR (context, 15, val | (_Unwind_GetGR (context, 15) & 1)) + +typedef _Unwind_Reason_Code (*_Unwind_Trace_Fn) + (struct _Unwind_Context *, void *); + +extern _Unwind_Reason_Code _Unwind_Backtrace (_Unwind_Trace_Fn, void *); + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* defined UNWIND_ARM_H */ diff --git a/sysdeps/unix/sysv/linux/arm/nptl/vfork.S b/sysdeps/unix/sysv/linux/arm/nptl/vfork.S new file mode 100644 index 0000000..2e942be --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/nptl/vfork.S @@ -0,0 +1,36 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <tcb-offsets.h> + +/* Save the PID value. */ +#define SAVE_PID \ + GET_TLS (r2); \ + NEGOFF_ADJ_BASE2 (r2, r0, PID_OFFSET); /* Save the TLS addr in r2. */ \ + ldr r3, NEGOFF_OFF1 (r2, PID_OFFSET); /* Load the saved PID. */ \ + rsbs r0, r3, #0; /* Negate it. */ \ + it eq; \ + moveq r0, #0x80000000; /* Use 0x80000000 if it was 0. */ \ + str r0, NEGOFF_OFF1 (r2, PID_OFFSET); /* Store the temp PID. */ + +/* Restore the old PID value in the parent. */ +#define RESTORE_PID \ + cmp r0, #0; /* If we are the parent... */ \ + it ne; \ + strne r3, NEGOFF_OFF1 (r2, PID_OFFSET); /* restore the saved PID. */ + +#include "../vfork.S" diff --git a/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c b/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c new file mode 100644 index 0000000..6e25b02 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/oldgetrlimit.c @@ -0,0 +1 @@ +/* Empty. */ diff --git a/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c b/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c new file mode 100644 index 0000000..4c27e95 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/oldgetrlimit64.c> diff --git a/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c b/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c new file mode 100644 index 0000000..6e25b02 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/oldsetrlimit.c @@ -0,0 +1 @@ +/* Empty. */ diff --git a/sysdeps/unix/sysv/linux/arm/posix_fadvise.c b/sysdeps/unix/sysv/linux/arm/posix_fadvise.c new file mode 100644 index 0000000..281ff5b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/posix_fadvise.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <fcntl.h> + +int __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise); + +/* Advice the system about the expected behaviour of the application with + respect to the file associated with FD. */ + +int +posix_fadvise (int fd, off_t offset, off_t len, int advise) +{ + /* ARM only has a syscall for fadvise64_64. */ + return __posix_fadvise64_l64 (fd, offset, len, advise); +} diff --git a/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c b/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c new file mode 100644 index 0000000..7c14eec --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c @@ -0,0 +1,55 @@ +/* Copyright (C) 2003-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <fcntl.h> +#include <sysdep.h> + +int __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise); +int __posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise); + +/* Advice the system about the expected behaviour of the application with + respect to the file associated with FD. */ + +int +__posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise) +{ + INTERNAL_SYSCALL_DECL (err); + int ret = INTERNAL_SYSCALL (arm_fadvise64_64, err, 6, fd, advise, + __LONG_LONG_PAIR ((long)(offset >> 32), (long)offset), + __LONG_LONG_PAIR ((long)(len >> 32), (long)len)); + if (!INTERNAL_SYSCALL_ERROR_P (ret, err)) + return 0; + return INTERNAL_SYSCALL_ERRNO (ret, err); +} + +#include <shlib-compat.h> + +#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_3_3) + +int +attribute_compat_text_section +__posix_fadvise64_l32 (int fd, off64_t offset, size_t len, int advise) +{ + return __posix_fadvise64_l64 (fd, offset, len, advise); +} + +versioned_symbol (libc, __posix_fadvise64_l64, posix_fadvise64, GLIBC_2_3_3); +compat_symbol (libc, __posix_fadvise64_l32, posix_fadvise64, GLIBC_2_2); +#else +strong_alias (__posix_fadvise64_l64, posix_fadvise64); +#endif diff --git a/sysdeps/unix/sysv/linux/arm/pread.c b/sysdeps/unix/sysv/linux/arm/pread.c new file mode 100644 index 0000000..97822ad --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/pread.c @@ -0,0 +1,58 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <endian.h> +#include <unistd.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> + +ssize_t +__libc_pread (fd, buf, count, offset) + int fd; + void *buf; + size_t count; + off_t offset; +{ + ssize_t result; + + if (SINGLE_THREAD_P) + { + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pread64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR (offset >> 31, offset)); + + return result; + } + + int oldtype = LIBC_CANCEL_ASYNC (); + + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pread64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR (offset >> 31, offset)); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} + +strong_alias (__libc_pread, __pread) +weak_alias (__libc_pread, pread) diff --git a/sysdeps/unix/sysv/linux/arm/pread64.c b/sysdeps/unix/sysv/linux/arm/pread64.c new file mode 100644 index 0000000..cc75c95 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/pread64.c @@ -0,0 +1,60 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <endian.h> +#include <unistd.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> + +ssize_t +__libc_pread64 (fd, buf, count, offset) + int fd; + void *buf; + size_t count; + off64_t offset; +{ + ssize_t result; + + if (SINGLE_THREAD_P) + { + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pread64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR ((off_t) (offset >> 32), + (off_t) (offset & 0xffffffff))); + + return result; + } + + int oldtype = LIBC_CANCEL_ASYNC (); + + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pread64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR ((off_t) (offset >> 32), + (off_t) (offset & 0xffffffff))); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} + +weak_alias (__libc_pread64, __pread64) +weak_alias (__libc_pread64, pread64) diff --git a/sysdeps/unix/sysv/linux/arm/profil-counter.h b/sysdeps/unix/sysv/linux/arm/profil-counter.h new file mode 100644 index 0000000..ddf4d41 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/profil-counter.h @@ -0,0 +1,31 @@ +/* Low-level statistical profiling support function. Linux/ARM version. + Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <signal.h> +#include <sigcontextinfo.h> + +void +profil_counter (int signo, const SIGCONTEXT scp) +{ + profil_count ((void *) GET_PC (scp)); + + /* This is a hack to prevent the compiler from implementing the + above function call as a sibcall. The sibcall would overwrite + the signal context. */ + asm volatile (""); +} diff --git a/sysdeps/unix/sysv/linux/arm/pwrite.c b/sysdeps/unix/sysv/linux/arm/pwrite.c new file mode 100644 index 0000000..dfbabda --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/pwrite.c @@ -0,0 +1,58 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <endian.h> +#include <unistd.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> + +ssize_t +__libc_pwrite (fd, buf, count, offset) + int fd; + const void *buf; + size_t count; + off_t offset; +{ + ssize_t result; + + if (SINGLE_THREAD_P) + { + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pwrite64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR (offset >> 31, offset)); + + return result; + } + + int oldtype = LIBC_CANCEL_ASYNC (); + + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pwrite64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR (offset >> 31, offset)); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} + +strong_alias (__libc_pwrite, __pwrite) +weak_alias (__libc_pwrite, pwrite) diff --git a/sysdeps/unix/sysv/linux/arm/pwrite64.c b/sysdeps/unix/sysv/linux/arm/pwrite64.c new file mode 100644 index 0000000..6d551ec --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/pwrite64.c @@ -0,0 +1,61 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <endian.h> +#include <unistd.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> + +ssize_t +__libc_pwrite64 (fd, buf, count, offset) + int fd; + const void *buf; + size_t count; + off64_t offset; +{ + ssize_t result; + + if (SINGLE_THREAD_P) + { + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pwrite64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR ((off_t) (offset >> 32), + (off_t) (offset & 0xffffffff))); + + return result; + } + + int oldtype = LIBC_CANCEL_ASYNC (); + + /* In the ARM EABI, 64-bit values are aligned to even/odd register + pairs for syscalls. */ + result = INLINE_SYSCALL (pwrite64, 6, fd, buf, count, 0, + __LONG_LONG_PAIR ((off_t) (offset >> 32), + (off_t) (offset & 0xffffffff))); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} + +weak_alias (__libc_pwrite64, __pwrite64) +libc_hidden_weak (__pwrite64) +weak_alias (__libc_pwrite64, pwrite64) diff --git a/sysdeps/unix/sysv/linux/arm/readahead.c b/sysdeps/unix/sysv/linux/arm/readahead.c new file mode 100644 index 0000000..cba460c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/readahead.c @@ -0,0 +1,37 @@ +/* Provide kernel hint to read ahead. + Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <fcntl.h> +#include <sys/types.h> +#include <endian.h> + +#include <sysdep.h> +#include <sys/syscall.h> + + +ssize_t +__readahead (int fd, off64_t offset, size_t count) +{ + return INLINE_SYSCALL (readahead, 5, fd, 0, + __LONG_LONG_PAIR ((off_t) (offset >> 32), + (off_t) (offset & 0xffffffff)), + count); +} + +weak_alias (__readahead, readahead) diff --git a/sysdeps/unix/sysv/linux/arm/readdir64.c b/sysdeps/unix/sysv/linux/arm/readdir64.c new file mode 100644 index 0000000..2ea26dd --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/readdir64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/readdir64.c> diff --git a/sysdeps/unix/sysv/linux/arm/readdir64_r.c b/sysdeps/unix/sysv/linux/arm/readdir64_r.c new file mode 100644 index 0000000..9f54f89 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/readdir64_r.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/readdir64_r.c> diff --git a/sysdeps/unix/sysv/linux/arm/readelflib.c b/sysdeps/unix/sysv/linux/arm/readelflib.c new file mode 100644 index 0000000..a15ebe4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/readelflib.c @@ -0,0 +1,79 @@ +/* Copyright (C) 1999-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@suse.de>, 1999 and + Jakub Jelinek <jakub@redhat.com>, 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + + +int process_elf32_file (const char *file_name, const char *lib, int *flag, + unsigned int *osversion, char **soname, + void *file_contents, size_t file_length); +int process_elf64_file (const char *file_name, const char *lib, int *flag, + unsigned int *osversion, char **soname, + void *file_contents, size_t file_length); + +/* Returns 0 if everything is ok, != 0 in case of error. */ +int +process_elf_file (const char *file_name, const char *lib, int *flag, + unsigned int *osversion, char **soname, void *file_contents, + size_t file_length) +{ + ElfW(Ehdr) *elf_header = (ElfW(Ehdr) *) file_contents; + int ret; + + if (elf_header->e_ident [EI_CLASS] == ELFCLASS32) + { + Elf32_Ehdr *elf32_header = (Elf32_Ehdr *) elf_header; + + ret = process_elf32_file (file_name, lib, flag, osversion, soname, + file_contents, file_length); + + if (!ret && EF_ARM_EABI_VERSION (elf32_header->e_flags) == EF_ARM_EABI_VER5) + { + if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_HARD) + *flag = FLAG_ARM_LIBHF|FLAG_ELF_LIBC6; + else if (elf32_header->e_flags & EF_ARM_ABI_FLOAT_SOFT) + *flag = FLAG_ARM_LIBSF|FLAG_ELF_LIBC6; + else + /* We must assume the unmarked objects are compatible + with all ABI variants. Such objects may have been + generated in a transitional period when the ABI + tags were not added to all objects. */ + *flag = FLAG_ELF_LIBC6; + } + } + else + { + ret = process_elf64_file (file_name, lib, flag, osversion, soname, + file_contents, file_length); + /* AArch64 libraries are always libc.so.6+. */ + if (!ret) + *flag = FLAG_AARCH64_LIB64|FLAG_ELF_LIBC6; + } + return ret; +} + +#undef __ELF_NATIVE_CLASS +#undef process_elf_file +#define process_elf_file process_elf32_file +#define __ELF_NATIVE_CLASS 32 +#include "elf/readelflib.c" + +#undef __ELF_NATIVE_CLASS +#undef process_elf_file +#define process_elf_file process_elf64_file +#define __ELF_NATIVE_CLASS 64 +#include "elf/readelflib.c" diff --git a/sysdeps/unix/sysv/linux/arm/register-dump.h b/sysdeps/unix/sysv/linux/arm/register-dump.h new file mode 100644 index 0000000..9714a0d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/register-dump.h @@ -0,0 +1,136 @@ +/* Dump registers. + Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <pb@nexus.co.uk>, 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/uio.h> +#include <_itoa.h> +#include <sys/ucontext.h> + +/* We will print the register dump in this format: + + R0: XXXXXXXX R1: XXXXXXXX R2: XXXXXXXX R3: XXXXXXXX + R4: XXXXXXXX R5: XXXXXXXX R6: XXXXXXXX R7: XXXXXXXX + R8: XXXXXXXX R9: XXXXXXXX SL: XXXXXXXX FP: XXXXXXXX + IP: XXXXXXXX SP: XXXXXXXX LR: XXXXXXXX PC: XXXXXXXX + + CPSR: XXXXXXXX + + Trap: XXXXXXXX Error: XXXXXXXX OldMask: XXXXXXXX + Addr: XXXXXXXX + + */ + +static void +hexvalue (unsigned long int value, char *buf, size_t len) +{ + char *cp = _itoa_word (value, buf + len, 16, 0); + while (cp > buf) + *--cp = '0'; +} + +static void +register_dump (int fd, const struct ucontext *ctx) +{ + char regs[21][8]; + struct iovec iov[97]; + size_t nr = 0; + +#define ADD_STRING(str) \ + iov[nr].iov_base = (char *) str; \ + iov[nr].iov_len = strlen (str); \ + ++nr +#define ADD_MEM(str, len) \ + iov[nr].iov_base = str; \ + iov[nr].iov_len = len; \ + ++nr + + /* Generate strings of register contents. */ + hexvalue (ctx->uc_mcontext.arm_r0, regs[0], 8); + hexvalue (ctx->uc_mcontext.arm_r1, regs[1], 8); + hexvalue (ctx->uc_mcontext.arm_r2, regs[2], 8); + hexvalue (ctx->uc_mcontext.arm_r3, regs[3], 8); + hexvalue (ctx->uc_mcontext.arm_r4, regs[4], 8); + hexvalue (ctx->uc_mcontext.arm_r5, regs[5], 8); + hexvalue (ctx->uc_mcontext.arm_r6, regs[6], 8); + hexvalue (ctx->uc_mcontext.arm_r7, regs[7], 8); + hexvalue (ctx->uc_mcontext.arm_r8, regs[8], 8); + hexvalue (ctx->uc_mcontext.arm_r9, regs[9], 8); + hexvalue (ctx->uc_mcontext.arm_r10, regs[10], 8); + hexvalue (ctx->uc_mcontext.arm_fp, regs[11], 8); + hexvalue (ctx->uc_mcontext.arm_ip, regs[12], 8); + hexvalue (ctx->uc_mcontext.arm_sp, regs[13], 8); + hexvalue (ctx->uc_mcontext.arm_lr, regs[14], 8); + hexvalue (ctx->uc_mcontext.arm_pc, regs[15], 8); + hexvalue (ctx->uc_mcontext.arm_cpsr, regs[16], 8); + hexvalue (ctx->uc_mcontext.trap_no, regs[17], 8); + hexvalue (ctx->uc_mcontext.error_code, regs[18], 8); + hexvalue (ctx->uc_mcontext.oldmask, regs[19], 8); + hexvalue (ctx->uc_mcontext.fault_address, regs[20], 8); + + /* Generate the output. */ + ADD_STRING ("Register dump:\n\n R0: "); + ADD_MEM (regs[0], 8); + ADD_STRING (" R1: "); + ADD_MEM (regs[1], 8); + ADD_STRING (" R2: "); + ADD_MEM (regs[2], 8); + ADD_STRING (" R3: "); + ADD_MEM (regs[3], 8); + ADD_STRING ("\n R4: "); + ADD_MEM (regs[4], 8); + ADD_STRING (" R5: "); + ADD_MEM (regs[5], 8); + ADD_STRING (" R6: "); + ADD_MEM (regs[6], 8); + ADD_STRING (" R7: "); + ADD_MEM (regs[7], 8); + ADD_STRING ("\n R8: "); + ADD_MEM (regs[8], 8); + ADD_STRING (" R9: "); + ADD_MEM (regs[9], 8); + ADD_STRING (" SL: "); + ADD_MEM (regs[10], 8); + ADD_STRING (" FP: "); + ADD_MEM (regs[11], 8); + ADD_STRING ("\n IP: "); + ADD_MEM (regs[12], 8); + ADD_STRING (" SP: "); + ADD_MEM (regs[13], 8); + ADD_STRING (" LR: "); + ADD_MEM (regs[14], 8); + ADD_STRING (" PC: "); + ADD_MEM (regs[15], 8); + ADD_STRING ("\n\n CPSR: "); + ADD_MEM (regs[16], 8); + ADD_STRING ("\n\n Trap: "); + ADD_MEM (regs[17], 8); + ADD_STRING (" Error: "); + ADD_MEM (regs[18], 8); + ADD_STRING (" OldMask: "); + ADD_MEM (regs[19], 8); + ADD_STRING ("\n Addr: "); + ADD_MEM (regs[20], 8); + + ADD_STRING ("\n"); + + /* Write the stuff out. */ + writev (fd, iov, nr); +} + + +#define REGISTER_DUMP register_dump (fd, ctx) diff --git a/sysdeps/unix/sysv/linux/arm/scandir64.c b/sysdeps/unix/sysv/linux/arm/scandir64.c new file mode 100644 index 0000000..506fd88 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/scandir64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/scandir64.c> diff --git a/sysdeps/unix/sysv/linux/arm/semctl.c b/sysdeps/unix/sysv/linux/arm/semctl.c new file mode 100644 index 0000000..a45863b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/semctl.c @@ -0,0 +1,54 @@ +/* Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <stdarg.h> +#include <sys/sem.h> +#include <ipc_priv.h> +#include <sysdep.h> +#include <sys/syscall.h> + + +/* Define a `union semun' suitable for Linux here. */ +union semun +{ + int val; /* value for SETVAL */ + struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */ + unsigned short int *array; /* array for GETALL & SETALL */ + struct seminfo *__buf; /* buffer for IPC_INFO */ +}; + +int +__new_semctl (int semid, int semnum, int cmd, ...) +{ + union semun arg; + va_list ap; + + va_start (ap, cmd); + + /* Get the argument. */ + arg = va_arg (ap, union semun); + + va_end (ap); + + return INLINE_SYSCALL (semctl, 4, semid, semnum, cmd | __IPC_64, + arg.array); +} + +#include <shlib-compat.h> +versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2); diff --git a/sysdeps/unix/sysv/linux/arm/setcontext.S b/sysdeps/unix/sysv/linux/arm/setcontext.S new file mode 100644 index 0000000..7b9b511 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setcontext.S @@ -0,0 +1,104 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* ??? Needs more rearrangement for the LDM to handle thumb mode. */ +#define NO_THUMB +#include <sysdep.h> +#include <rtld-global-offsets.h> + +#include "ucontext_i.h" + + .syntax unified + .text + +/* int setcontext (const ucontext_t *ucp) */ + +ENTRY(__setcontext) + mov r4, r0 + add r0, r0, #UCONTEXT_REGSPACE + + /* Restore the VFP registers. Copied from arm/__longjmp.S. */ +#ifdef PIC + ldr r2, 1f + ldr r1, .Lrtld_global_ro +0: add r2, pc, r2 + ldr r2, [r2, r1] + ldr r2, [r2, #RTLD_GLOBAL_RO_DL_HWCAP_OFFSET] +#else + ldr r2, .Lhwcap + ldr r2, [r2, #0] +#endif + +#ifdef __SOFTFP__ + tst r2, #HWCAP_ARM_VFP + beq .Lno_vfp_sc +#endif + + /* Following instruction is vldmia r0!, {d8-d15}. */ + ldc p11, cr8, [r0], #64 + /* Restore the floating-point status register. */ + ldr r1, [r0], #4 + /* Following instruction is fmxr fpscr, r1. */ + mcr p10, 7, r1, cr1, cr0, 0 +.Lno_vfp_sc: + tst r2, #HWCAP_ARM_IWMMXT + beq .Lno_iwmmxt_sc + + /* Restore the call-preserved iWMMXt registers. */ + /* Following instructions are wldrd wr10, [r0], #8 (etc.) */ + ldcl p1, cr10, [r0], #8 + ldcl p1, cr11, [r0], #8 + ldcl p1, cr12, [r0], #8 + ldcl p1, cr13, [r0], #8 + ldcl p1, cr14, [r0], #8 + ldcl p1, cr15, [r0], #8 +.Lno_iwmmxt_sc: + + /* Now bring back the signal status. */ + mov r0, #SIG_SETMASK + add r1, r4, #UCONTEXT_SIGMASK + mov r2, #0 + bl PLTJMP(__sigprocmask) + + /* Loading r0-r3 makes makecontext easier. */ + add r14, r4, #MCONTEXT_ARM_R0 + ldmia r14, {r0-r12} + ldr r13, [r14, #(MCONTEXT_ARM_SP - MCONTEXT_ARM_R0)] + add r14, r14, #(MCONTEXT_ARM_LR - MCONTEXT_ARM_R0) + ldmia r14, {r14, pc} + +END(setcontext) +weak_alias(__setcontext, setcontext) + + /* Called when a makecontext() context returns. Start the + context in R4 or fall through to exit(). */ +ENTRY(__startcontext) + movs r0, r4 + bne PLTJMP(__setcontext) + + @ New context was 0 - exit + b PLTJMP(HIDDEN_JUMPTARGET(_exit)) +END(__startcontext) + +#ifdef PIC +1: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS +.Lrtld_global_ro: + .long C_SYMBOL_NAME(_rtld_global_ro)(GOT) +#else +.Lhwcap: + .long C_SYMBOL_NAME(_dl_hwcap) +#endif diff --git a/sysdeps/unix/sysv/linux/arm/setegid.c b/sysdeps/unix/sysv/linux/arm/setegid.c new file mode 100644 index 0000000..2e3a54c --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setegid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setegid.c> diff --git a/sysdeps/unix/sysv/linux/arm/seteuid.c b/sysdeps/unix/sysv/linux/arm/seteuid.c new file mode 100644 index 0000000..18e41d0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/seteuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/seteuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setfsgid.c b/sysdeps/unix/sysv/linux/arm/setfsgid.c new file mode 100644 index 0000000..0886712 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setfsgid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setfsgid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setfsuid.c b/sysdeps/unix/sysv/linux/arm/setfsuid.c new file mode 100644 index 0000000..a9f22eb --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setfsuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setfsuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setgid.c b/sysdeps/unix/sysv/linux/arm/setgid.c new file mode 100644 index 0000000..377021d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setgid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setgid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setgroups.c b/sysdeps/unix/sysv/linux/arm/setgroups.c new file mode 100644 index 0000000..0e70862 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setgroups.c @@ -0,0 +1,2 @@ +/* We also have to rewrite the kernel gid_t to the user land type. */ +#include <sysdeps/unix/sysv/linux/i386/setgroups.c> diff --git a/sysdeps/unix/sysv/linux/arm/setregid.c b/sysdeps/unix/sysv/linux/arm/setregid.c new file mode 100644 index 0000000..99c57ad --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setregid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setregid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setresgid.c b/sysdeps/unix/sysv/linux/arm/setresgid.c new file mode 100644 index 0000000..daca1a4 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setresgid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setresgid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setresuid.c b/sysdeps/unix/sysv/linux/arm/setresuid.c new file mode 100644 index 0000000..3aeabe9 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setresuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setresuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setreuid.c b/sysdeps/unix/sysv/linux/arm/setreuid.c new file mode 100644 index 0000000..8ad6122 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setreuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setreuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/setrlimit.c b/sysdeps/unix/sysv/linux/arm/setrlimit.c new file mode 100644 index 0000000..bfaef74 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setrlimit.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setrlimit.c> diff --git a/sysdeps/unix/sysv/linux/arm/setuid.c b/sysdeps/unix/sysv/linux/arm/setuid.c new file mode 100644 index 0000000..de39437 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/setuid.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/setuid.c> diff --git a/sysdeps/unix/sysv/linux/arm/shmctl.c b/sysdeps/unix/sysv/linux/arm/shmctl.c new file mode 100644 index 0000000..eed4c8d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/shmctl.c @@ -0,0 +1,34 @@ +/* Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <sys/shm.h> +#include <ipc_priv.h> +#include <sysdep.h> +#include <sys/syscall.h> +#include <bits/wordsize.h> + + +int +__new_shmctl (int shmid, int cmd, struct shmid_ds *buf) +{ + return INLINE_SYSCALL (shmctl, 3, shmid, cmd | __IPC_64, buf); +} + +#include <shlib-compat.h> +versioned_symbol (libc, __new_shmctl, shmctl, GLIBC_2_2); diff --git a/sysdeps/unix/sysv/linux/arm/sigaction.c b/sysdeps/unix/sysv/linux/arm/sigaction.c new file mode 100644 index 0000000..21df885 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sigaction.c @@ -0,0 +1,110 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <signal.h> +#include <string.h> + +#include <sysdep.h> +#include <sys/syscall.h> +#include <kernel-features.h> + +/* The difference here is that the sigaction structure used in the + kernel is not the same as we use in the libc. Therefore we must + translate it here. */ +#include <kernel_sigaction.h> + +#define SA_RESTORER 0x04000000 + +extern void __default_sa_restorer_v1(void); +extern void __default_sa_restorer_v2(void); +extern void __default_rt_sa_restorer_v1(void); +extern void __default_rt_sa_restorer_v2(void); +#ifdef __ASSUME_SIGFRAME_V2 +# define __default_sa_restorer __default_sa_restorer_v2 +# define __default_rt_sa_restorer __default_rt_sa_restorer_v2 +#else +# include <ldsodefs.h> +# define __default_sa_restorer (GLRO(dl_osversion) >= 0x020612 \ + ? __default_sa_restorer_v2 \ + : __default_sa_restorer_v1) +# define __default_rt_sa_restorer (GLRO(dl_osversion) >= 0x020612 \ + ? __default_rt_sa_restorer_v2 \ + : __default_rt_sa_restorer_v1) +#endif + +/* When RT signals are in use we need to use a different return stub. */ +#define choose_restorer(flags) \ + (flags & SA_SIGINFO) ? __default_rt_sa_restorer \ + : __default_sa_restorer + +/* If ACT is not NULL, change the action for SIG to *ACT. + If OACT is not NULL, put the old action for SIG in *OACT. */ +int +__libc_sigaction (sig, act, oact) + int sig; + const struct sigaction *act; + struct sigaction *oact; +{ + int result; + + struct kernel_sigaction kact, koact; + + if (act) + { + kact.k_sa_handler = act->sa_handler; + memcpy (&kact.sa_mask, &act->sa_mask, sizeof (sigset_t)); + kact.sa_flags = act->sa_flags; +#ifdef HAVE_SA_RESTORER + if (kact.sa_flags & SA_RESTORER) + kact.sa_restorer = act->sa_restorer; + else + { + kact.sa_restorer = choose_restorer (kact.sa_flags); + kact.sa_flags |= SA_RESTORER; + } +#endif + } + + /* XXX The size argument hopefully will have to be changed to the + real size of the user-level sigset_t. */ + result = INLINE_SYSCALL (rt_sigaction, 4, sig, + act ? &kact : NULL, + oact ? &koact : NULL, _NSIG / 8); + + if (oact && result >= 0) + { + oact->sa_handler = koact.k_sa_handler; + memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (sigset_t)); + oact->sa_flags = koact.sa_flags; +#ifdef HAVE_SA_RESTORER + oact->sa_restorer = koact.sa_restorer; +#endif + } + return result; +} +libc_hidden_def (__libc_sigaction) + +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + +#ifndef LIBC_SIGACTION +weak_alias (__libc_sigaction, __sigaction) +libc_hidden_weak (__sigaction) +weak_alias (__libc_sigaction, sigaction) +#endif diff --git a/sysdeps/unix/sysv/linux/arm/sigcontextinfo.h b/sysdeps/unix/sysv/linux/arm/sigcontextinfo.h new file mode 100644 index 0000000..258703d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sigcontextinfo.h @@ -0,0 +1,49 @@ +/* Copyright (C) 1999-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>, 1999. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/ucontext.h> +#include "kernel-features.h" + +#define SIGCONTEXT siginfo_t *_si, struct ucontext * +#define SIGCONTEXT_EXTRA_ARGS _si, + +/* The sigcontext structure changed between 2.0 and 2.1 kernels. On any + modern system we should be able to assume that the "new" format will be + in use. */ + +#define GET_PC(ctx) ((void *) (ctx)->uc_mcontext.arm_pc) +#define GET_FRAME(ctx) ADVANCE_STACK_FRAME ((void *) ctx->uc_mcontext.arm_fp) +#define GET_STACK(ctx) ((void *) (ctx)->uc_mcontext.arm_sp) + +#define ADVANCE_STACK_FRAME(frm) \ + ((struct layout *)frm - 1) + +#define CALL_SIGHANDLER(handler, signo, ctx) \ + (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx)) + +/* There is no reliable way to get the sigcontext unless we use a + three-argument signal handler. */ +#define __sigaction(sig, act, oact) ({ \ + (act)->sa_flags |= SA_SIGINFO; \ + (__sigaction) (sig, act, oact); \ +}) + +#define sigaction(sig, act, oact) ({ \ + (act)->sa_flags |= SA_SIGINFO; \ + (sigaction) (sig, act, oact); \ +}) diff --git a/sysdeps/unix/sysv/linux/arm/sigrestorer.S b/sysdeps/unix/sysv/linux/arm/sigrestorer.S new file mode 100644 index 0000000..566c04a --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sigrestorer.S @@ -0,0 +1,117 @@ +/* Copyright (C) 1999-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* If no SA_RESTORER function was specified by the application we use + one of these. This avoids the need for the kernel to synthesise a return + instruction on the stack, which would involve expensive cache flushes. + + Nowadays (2.6 series, and somewhat earlier) the kernel uses a high page + for signal trampolines, so the cache flushes are not an issue. But since + we do not have a vDSO, continue to use these so that we can provide + unwind information. + + Start the unwind tables at least one instruction before the signal + trampoline, because the unwinder will assume we are returning after + a call site. + + Because the signal frame layout changed in 2.6.18, we provide two + copies of these functions with different unwind information. */ + +/* Used in ENTRY. */ +#undef cfi_startproc +#define cfi_startproc \ + .cfi_startproc simple; \ + .cfi_signal_frame + +/* The CFA is not computed / used correctly here; this is neither trivial to + do, nor is it needed. */ +#define CFI \ + cfi_def_cfa (sp, 0); \ + cfi_offset (r0, OFFSET + 0 * 4); \ + cfi_offset (r1, OFFSET + 1 * 4); \ + cfi_offset (r2, OFFSET + 2 * 4); \ + cfi_offset (r3, OFFSET + 3 * 4); \ + cfi_offset (r4, OFFSET + 4 * 4); \ + cfi_offset (r5, OFFSET + 5 * 4); \ + cfi_offset (r6, OFFSET + 6 * 4); \ + cfi_offset (r7, OFFSET + 7 * 4); \ + cfi_offset (r8, OFFSET + 8 * 4); \ + cfi_offset (r9, OFFSET + 9 * 4); \ + cfi_offset (r10, OFFSET + 10 * 4); \ + cfi_offset (r11, OFFSET + 11 * 4); \ + cfi_offset (r12, OFFSET + 12 * 4); \ + cfi_offset (r13, OFFSET + 13 * 4); \ + cfi_offset (r14, OFFSET + 14 * 4); \ + cfi_offset (r15, OFFSET + 15 * 4) + +#ifndef __ASSUME_SIGFRAME_V2 +#define OFFSET 12 + .fnstart + .save {r0-r15} + .pad #OFFSET + nop +ENTRY(__default_sa_restorer_v1) + CFI + mov r7, $SYS_ify(sigreturn) + swi 0x0 + .fnend +END(__default_sa_restorer_v1) +#undef OFFSET +#endif /* __ASSUME_SIGFRAME_V2 */ + +#define OFFSET 32 + .fnstart + .save {r0-r15} + .pad #OFFSET + nop +ENTRY(__default_sa_restorer_v2) + CFI + mov r7, $SYS_ify(sigreturn) + swi 0x0 + .fnend +END(__default_sa_restorer_v2) +#undef OFFSET + +#ifndef __ASSUME_SIGFRAME_V2 +#define OFFSET 168 + .fnstart + .save {r0-r15} + .pad #OFFSET + nop +ENTRY(__default_rt_sa_restorer_v1) + CFI + mov r7, $SYS_ify(rt_sigreturn) + swi 0x0 + .fnend +END(__default_rt_sa_restorer_v1) +#undef OFFSET +#endif /* __ASSUME_SIGFRAME_V2 */ + +#define OFFSET 160 + .fnstart + .save {r0-r15} + .pad #OFFSET + nop +ENTRY(__default_rt_sa_restorer_v2) + CFI + mov r7, $SYS_ify(rt_sigreturn) + swi 0x0 + .fnend +END(__default_rt_sa_restorer_v2) +#undef OFFSET diff --git a/sysdeps/unix/sysv/linux/arm/swapcontext.S b/sysdeps/unix/sysv/linux/arm/swapcontext.S new file mode 100644 index 0000000..65a36d2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/swapcontext.S @@ -0,0 +1,63 @@ +/* Copyright (C) 2012-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#include "ucontext_i.h" + + .syntax unified + .text + +/* int swapcontext (ucontext_t *oucp, const ucontext_t *ucp) */ + +ENTRY(swapcontext) + + /* Have getcontext() do most of the work then fix up + LR afterwards. Save R3 to keep the stack aligned. */ + push {r0,r1,r3,r14} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r0,0) + cfi_rel_offset (r1,4) + cfi_rel_offset (r3,8) + cfi_rel_offset (r14,12) + + bl __getcontext + mov r4, r0 + + pop {r0,r1,r3,r14} + cfi_adjust_cfa_offset (-16) + cfi_restore (r0) + cfi_restore (r1) + cfi_restore (r3) + cfi_restore (r14) + + /* Exit if getcontext() failed. */ + cmp r4, #0 + itt ne + movne r0, r4 + RETINSTR(ne, r14) + + /* Fix up LR and the PC. */ + str r13,[r0, #MCONTEXT_ARM_SP] + str r14,[r0, #MCONTEXT_ARM_LR] + str r14,[r0, #MCONTEXT_ARM_PC] + + /* And swap using swapcontext(). */ + mov r0, r1 + b __setcontext + +END(swapcontext) diff --git a/sysdeps/unix/sysv/linux/arm/sys/elf.h b/sysdeps/unix/sysv/linux/arm/sys/elf.h new file mode 100644 index 0000000..a03b1ad --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sys/elf.h @@ -0,0 +1,25 @@ +/* Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_ELF_H +#define _SYS_ELF_H 1 + +#warning "This header is obsolete; use <sys/procfs.h> instead." + +#include <sys/procfs.h> + +#endif /* sys/elf.h */ diff --git a/sysdeps/unix/sysv/linux/arm/sys/io.h b/sysdeps/unix/sysv/linux/arm/sys/io.h new file mode 100644 index 0000000..59d4bbc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sys/io.h @@ -0,0 +1,47 @@ +/* Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_IO_H + +#define _SYS_IO_H 1 +#include <features.h> + +__BEGIN_DECLS + +/* If TURN_ON is TRUE, request for permission to do direct i/o on the + port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O + permission off for that range. This call requires root privileges. */ +extern int ioperm (unsigned long int __from, unsigned long int __num, + int __turn_on) __THROW; + +/* Set the I/O privilege level to LEVEL. If LEVEL is nonzero, + permission to access any I/O port is granted. This call requires + root privileges. */ +extern int iopl (int __level) __THROW; + +/* The functions that actually perform reads and writes. */ +extern unsigned char inb (unsigned long int __port) __THROW; +extern unsigned short int inw (unsigned long int __port) __THROW; +extern unsigned long int inl (unsigned long int __port) __THROW; + +extern void outb (unsigned char __value, unsigned long int __port) __THROW; +extern void outw (unsigned short __value, unsigned long int __port) __THROW; +extern void outl (unsigned long __value, unsigned long int __port) __THROW; + +__END_DECLS + +#endif /* _SYS_IO_H */ diff --git a/sysdeps/unix/sysv/linux/arm/sys/procfs.h b/sysdeps/unix/sysv/linux/arm/sys/procfs.h new file mode 100644 index 0000000..415cf8d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sys/procfs.h @@ -0,0 +1,122 @@ +/* Copyright (C) 1996-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_PROCFS_H +#define _SYS_PROCFS_H 1 + +/* This is somewhat modelled after the file of the same name on SVR4 + systems. It provides a definition of the core file format for ELF + used on Linux. It doesn't have anything to do with the /proc file + system, even though Linux has one. + + Anyway, the whole purpose of this file is for GDB and GDB only. + Don't read too much into it. Don't use it for anything other than + GDB unless you know what you are doing. */ + +#include <features.h> +#include <sys/time.h> +#include <sys/types.h> +#include <sys/user.h> + +__BEGIN_DECLS + +/* Type for a general-purpose register. */ +typedef unsigned long elf_greg_t; + +/* And the whole bunch of them. We could have used `struct + user_regs' directly in the typedef, but tradition says that + the register set is an array, which does have some peculiar + semantics, so leave it that way. */ +#define ELF_NGREG (sizeof (struct user_regs) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +/* Register set for the floating-point registers. */ +typedef struct user_fpregs elf_fpregset_t; + +/* Signal info. */ +struct elf_siginfo + { + int si_signo; /* Signal number. */ + int si_code; /* Extra code. */ + int si_errno; /* Errno. */ + }; + +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with Linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + GDB doesn't really use excluded. */ + +struct elf_prstatus + { + struct elf_siginfo pr_info; /* Info associated with signal. */ + short int pr_cursig; /* Current signal. */ + unsigned long int pr_sigpend; /* Set of pending signals. */ + unsigned long int pr_sighold; /* Set of held signals. */ + __pid_t pr_pid; + __pid_t pr_ppid; + __pid_t pr_pgrp; + __pid_t pr_sid; + struct timeval pr_utime; /* User time. */ + struct timeval pr_stime; /* System time. */ + struct timeval pr_cutime; /* Cumulative user time. */ + struct timeval pr_cstime; /* Cumulative system time. */ + elf_gregset_t pr_reg; /* GP registers. */ + int pr_fpvalid; /* True if math copro being used. */ + }; + + +#define ELF_PRARGSZ (80) /* Number of chars for args. */ + +struct elf_prpsinfo + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + unsigned long int pr_flag; /* Flags. */ + unsigned short int pr_uid; + unsigned short int pr_gid; + int pr_pid, pr_ppid, pr_pgrp, pr_sid; + /* Lots missing */ + char pr_fname[16]; /* Filename of executable. */ + char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ + }; + +/* The rest of this file provides the types for emulation of the + Solaris <proc_service.h> interfaces that should be implemented by + users of libthread_db. */ + +/* Addresses. */ +typedef void *psaddr_t; + +/* Register sets. Linux has different names. */ +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; + +/* We don't have any differences between processes and threads, + therefore have only one PID type. */ +typedef __pid_t lwpid_t; + +/* Process status and info. In the end we do provide typedefs for them. */ +typedef struct elf_prstatus prstatus_t; +typedef struct elf_prpsinfo prpsinfo_t; + +__END_DECLS + +#endif /* sys/procfs.h */ diff --git a/sysdeps/unix/sysv/linux/arm/sys/ucontext.h b/sysdeps/unix/sysv/linux/arm/sys/ucontext.h new file mode 100644 index 0000000..dbda830 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sys/ucontext.h @@ -0,0 +1,112 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* System V/ARM ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> +#include <signal.h> + +/* We need the signal context definitions even if they are not used + included in <signal.h>. */ +#include <bits/sigcontext.h> + +typedef int greg_t; + +/* Number of general registers. */ +#define NGREG 18 + +/* Container for all general registers. */ +typedef greg_t gregset_t[NGREG]; + +/* Number of each register is the `gregset_t' array. */ +enum +{ + REG_R0 = 0, +#define REG_R0 REG_R0 + REG_R1 = 1, +#define REG_R1 REG_R1 + REG_R2 = 2, +#define REG_R2 REG_R2 + REG_R3 = 3, +#define REG_R3 REG_R3 + REG_R4 = 4, +#define REG_R4 REG_R4 + REG_R5 = 5, +#define REG_R5 REG_R5 + REG_R6 = 6, +#define REG_R6 REG_R6 + REG_R7 = 7, +#define REG_R7 REG_R7 + REG_R8 = 8, +#define REG_R8 REG_R8 + REG_R9 = 9, +#define REG_R9 REG_R9 + REG_R10 = 10, +#define REG_R10 REG_R10 + REG_R11 = 11, +#define REG_R11 REG_R11 + REG_R12 = 12, +#define REG_R12 REG_R12 + REG_R13 = 13, +#define REG_R13 REG_R13 + REG_R14 = 14, +#define REG_R14 REG_R14 + REG_R15 = 15 +#define REG_R15 REG_R15 +}; + +struct _libc_fpstate +{ + struct + { + unsigned int sign1:1; + unsigned int unused:15; + unsigned int sign2:1; + unsigned int exponent:14; + unsigned int j:1; + unsigned int mantissa1:31; + unsigned int mantissa0:32; + } fpregs[8]; + unsigned int fpsr:32; + unsigned int fpcr:32; + unsigned char ftype[8]; + unsigned int init_flag; +}; +/* Structure to describe FPU registers. */ +typedef struct _libc_fpstate fpregset_t; + +/* Context to describe whole processor state. This only describes + the core registers; coprocessor registers get saved elsewhere + (e.g. in uc_regspace, or somewhere unspecified on the stack + during non-RT signal handlers). */ +typedef struct sigcontext mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + __sigset_t uc_sigmask; + unsigned long uc_regspace[128] __attribute__((__aligned__(8))); + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/unix/sysv/linux/arm/sys/user.h b/sysdeps/unix/sysv/linux/arm/sys/user.h new file mode 100644 index 0000000..37fc08b --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sys/user.h @@ -0,0 +1,71 @@ +/* Copyright (C) 1998-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +/* The whole purpose of this file is for GDB and GDB only. Don't read + too much into it. Don't use it for anything other than GDB unless + you know what you are doing. */ + +struct user_fpregs +{ + struct fp_reg + { + unsigned int sign1:1; + unsigned int unused:15; + unsigned int sign2:1; + unsigned int exponent:14; + unsigned int j:1; + unsigned int mantissa1:31; + unsigned int mantissa0:32; + } fpregs[8]; + unsigned int fpsr:32; + unsigned int fpcr:32; + unsigned char ftype[8]; + unsigned int init_flag; +}; + +struct user_regs +{ + unsigned long int uregs[18]; +}; + +struct user +{ + struct user_regs regs; /* General registers */ + int u_fpvalid; /* True if math co-processor being used. */ + + unsigned long int u_tsize; /* Text segment size (pages). */ + unsigned long int u_dsize; /* Data segment size (pages). */ + unsigned long int u_ssize; /* Stack segment size (pages). */ + + unsigned long start_code; /* Starting virtual address of text. */ + unsigned long start_stack; /* Starting virtual address of stack. */ + + long int signal; /* Signal that caused the core dump. */ + int reserved; /* No longer used */ + struct user_regs *u_ar0; /* help gdb to find the general registers. */ + + unsigned long magic; /* uniquely identify a core file */ + char u_comm[32]; /* User command that was responsible */ + int u_debugreg[8]; + struct user_fpregs u_fp; /* Floating point registers */ + struct user_fpregs *u_fp0; /* help gdb to find the FP registers. */ +}; + +#endif /* sys/user.h */ diff --git a/sysdeps/unix/sysv/linux/arm/syscall.S b/sysdeps/unix/sysv/linux/arm/syscall.S new file mode 100644 index 0000000..c5582f8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/syscall.S @@ -0,0 +1,48 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +/* In the EABI syscall interface, we don't need a special syscall to + implement syscall(). It won't work reliably with 64-bit arguments + (but that is true on many modern platforms). */ + +ENTRY (syscall) + mov ip, sp + push {r4, r5, r6, r7} + cfi_adjust_cfa_offset (16) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r5, 4) + cfi_rel_offset (r6, 8) + cfi_rel_offset (r7, 12) + mov r7, r0 + mov r0, r1 + mov r1, r2 + mov r2, r3 + ldmfd ip, {r3, r4, r5, r6} + swi 0x0 + pop {r4, r5, r6, r7} + cfi_adjust_cfa_offset (-16) + cfi_restore (r4) + cfi_restore (r5) + cfi_restore (r6) + cfi_restore (r7) + cmn r0, #4096 + it cc + RETINSTR(cc, lr) + b PLTJMP(syscall_error) +PSEUDO_END (syscall) diff --git a/sysdeps/unix/sysv/linux/arm/syscalls.list b/sysdeps/unix/sysv/linux/arm/syscalls.list new file mode 100644 index 0000000..ba8cdd7 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/syscalls.list @@ -0,0 +1,38 @@ +# File name Caller Syscall name # args Strong name Weak names + +chown - chown32 i:sii __chown chown + +prlimit64 EXTRA prlimit64 i:iipp prlimit64 + +fanotify_mark EXTRA fanotify_mark i:iiiiis fanotify_mark + +# Semaphore and shm system calls. msgctl, shmctl, and semctl have C +# wrappers (to set __IPC_64). +msgget - msgget i:ii __msgget msgget +msgrcv - msgrcv Ci:ibnii __msgrcv msgrcv +msgsnd - msgsnd Ci:ibni __msgsnd msgsnd +shmat - shmat i:ipi __shmat shmat +shmdt - shmdt i:s __shmdt shmdt +shmget - shmget i:iii __shmget shmget +semop - semop i:ipi __semop semop +semtimedop - semtimedop i:ipip semtimedop +semget - semget i:iii __semget semget + +# proper socket implementations: +accept - accept Ci:iBN __libc_accept __accept accept +bind - bind i:ipi __bind bind +connect - connect Ci:ipi __libc_connect __connect connect +getpeername - getpeername i:ipp __getpeername getpeername +getsockname - getsockname i:ipp __getsockname getsockname +getsockopt - getsockopt i:iiiBN __getsockopt getsockopt +listen - listen i:ii __listen listen +recv - recv Ci:ibni __libc_recv __recv recv +recvfrom - recvfrom Ci:ibniBN __libc_recvfrom __recvfrom recvfrom +recvmsg - recvmsg Ci:ipi __libc_recvmsg __recvmsg recvmsg +send - send Ci:ibni __libc_send __send send +sendmsg - sendmsg Ci:ipi __libc_sendmsg __sendmsg sendmsg +sendto - sendto Ci:ibnibn __libc_sendto __sendto sendto +setsockopt - setsockopt i:iiibn __setsockopt setsockopt +shutdown - shutdown i:ii __shutdown shutdown +socket - socket i:iii __socket socket +socketpair - socketpair i:iiif __socketpair socketpair diff --git a/sysdeps/unix/sysv/linux/arm/sysdep.S b/sysdeps/unix/sysv/linux/arm/sysdep.S new file mode 100644 index 0000000..936de45 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sysdep.S @@ -0,0 +1,33 @@ +/* Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + + .text + +/* The syscall stubs jump here when they detect an error. + The code for Linux is almost identical to the canonical Unix + code, except that the error number in R0 is negated. */ + +#undef CALL_MCOUNT +#define CALL_MCOUNT /* Don't insert the profiling call, it clobbers R0. */ + +ENTRY (__syscall_error) + rsb r0, r0, $0 + +#define __syscall_error __syscall_error_1 +#include <sysdeps/unix/arm/sysdep.S> diff --git a/sysdeps/unix/sysv/linux/arm/sysdep.h b/sysdeps/unix/sysv/linux/arm/sysdep.h new file mode 100644 index 0000000..dcd9919 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/sysdep.h @@ -0,0 +1,482 @@ +/* Copyright (C) 1992-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995. + ARM changes by Philip Blundell, <pjb27@cam.ac.uk>, May 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _LINUX_ARM_SYSDEP_H +#define _LINUX_ARM_SYSDEP_H 1 + +/* There is some commonality. */ +#include <sysdeps/unix/arm/sysdep.h> + +/* Defines RTLD_PRIVATE_ERRNO and USE_DL_SYSINFO. */ +#include <dl-sysdep.h> + +#include <tls.h> + +/* In order to get __set_errno() definition in INLINE_SYSCALL. */ +#ifndef __ASSEMBLER__ +#include <errno.h> +#endif + +/* For Linux we can use the system call table in the header file + /usr/include/asm/unistd.h + of the kernel. But these symbols do not follow the SYS_* syntax + so we have to redefine the `SYS_ify' macro here. */ +#undef SYS_ify +#define SYS_ify(syscall_name) (__NR_##syscall_name) + +#define _SYS_AUXV_H 1 +#include <bits/hwcap.h> + +#ifdef __ASSEMBLER__ + +#ifndef ARCH_HAS_HARD_TP +/* Internal macro calling the linux kernel kuser_get_tls helper. + Note that in thumb mode, a constant pool break is often out of range, so + we always expand the constant inline. */ +# ifdef __thumb2__ +# define GET_TLS_BODY \ + movw r0, #0x0fe0; \ + movt r0, #0xffff; \ + blx r0 +# else +# define GET_TLS_BODY \ + mov r0, #0xffff0fff; /* Point to the high page. */ \ + mov lr, pc; /* Save our return address. */ \ + sub pc, r0, #31 /* Jump to the TLS entry. */ +# endif + +/* Helper to get the TLS base pointer. Save LR in TMP, return in R0, + and no other registers clobbered. TMP may be LR itself to indicate + that no save is necessary. */ +# undef GET_TLS +# define GET_TLS(TMP) \ + .ifnc TMP, lr; \ + mov TMP, lr; \ + cfi_register (lr, TMP); \ + GET_TLS_BODY; \ + mov lr, TMP; \ + cfi_restore (lr); \ + .else; \ + GET_TLS_BODY; \ + .endif +#endif /* ARCH_HAS_HARD_TP */ + +/* Linux uses a negative return value to indicate syscall errors, + unlike most Unices, which use the condition codes' carry flag. + + Since version 2.1 the return value of a system call might be + negative even if the call succeeded. E.g., the `lseek' system call + might return a large offset. Therefore we must not anymore test + for < 0, but test for a real error by making sure the value in R0 + is a real error number. Linus said he will make sure the no syscall + returns a value in -1 .. -4095 as a valid result so we can safely + test with -4095. */ + +#undef PSEUDO +#define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name); \ + DO_CALL (syscall_name, args); \ + cmn r0, $4096; + +#define PSEUDO_RET \ + it cc; \ + RETINSTR(cc, lr); \ + b PLTJMP(SYSCALL_ERROR) +#undef ret +#define ret PSEUDO_RET + +#undef PSEUDO_END +#define PSEUDO_END(name) \ + SYSCALL_ERROR_HANDLER; \ + END (name) + +#undef PSEUDO_NOERRNO +#define PSEUDO_NOERRNO(name, syscall_name, args) \ + .text; \ + ENTRY (name); \ + DO_CALL (syscall_name, args); + +#define PSEUDO_RET_NOERRNO \ + DO_RET (lr); + +#undef ret_NOERRNO +#define ret_NOERRNO PSEUDO_RET_NOERRNO + +#undef PSEUDO_END_NOERRNO +#define PSEUDO_END_NOERRNO(name) \ + END (name) + +/* The function has to return the error code. */ +#undef PSEUDO_ERRVAL +#define PSEUDO_ERRVAL(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + DO_CALL (syscall_name, args); \ + rsb r0, r0, #0 + +#undef PSEUDO_END_ERRVAL +#define PSEUDO_END_ERRVAL(name) \ + END (name) + +#define ret_ERRVAL PSEUDO_RET_NOERRNO + +#if NOT_IN_libc +# define SYSCALL_ERROR __local_syscall_error +# if RTLD_PRIVATE_ERRNO +# define SYSCALL_ERROR_HANDLER \ +__local_syscall_error: \ + rsb r0, r0, #0; \ + LDST_PCREL(str, r0, r1, C_SYMBOL_NAME(rtld_errno)); \ + mvn r0, #0; \ + DO_RET(lr) +# else +# if defined(__ARM_ARCH_4T__) && defined(__THUMB_INTERWORK__) +# define POP_PC \ + pop { lr }; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (lr); \ + bx lr +# else +# define POP_PC pop { pc } +# endif +# define SYSCALL_ERROR_HANDLER \ +__local_syscall_error: \ + push { lr }; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (lr, 0); \ + push { r0 }; \ + cfi_adjust_cfa_offset (4); \ + bl PLTJMP(C_SYMBOL_NAME(__errno_location)); \ + pop { r1 }; \ + cfi_adjust_cfa_offset (-4); \ + rsb r1, r1, #0; \ + str r1, [r0]; \ + mvn r0, #0; \ + POP_PC; +# endif +#else +# define SYSCALL_ERROR_HANDLER /* Nothing here; code in sysdep.S is used. */ +# define SYSCALL_ERROR __syscall_error +#endif + +/* The ARM EABI user interface passes the syscall number in r7, instead + of in the swi. This is more efficient, because the kernel does not need + to fetch the swi from memory to find out the number; which can be painful + with separate I-cache and D-cache. Make sure to use 0 for the SWI + argument; otherwise the (optional) compatibility code for APCS binaries + may be invoked. */ + +/* Linux takes system call args in registers: + arg 1 r0 + arg 2 r1 + arg 3 r2 + arg 4 r3 + arg 5 r4 (this is different from the APCS convention) + arg 6 r5 + arg 7 r6 + + The compiler is going to form a call by coming here, through PSEUDO, with + arguments + syscall number in the DO_CALL macro + arg 1 r0 + arg 2 r1 + arg 3 r2 + arg 4 r3 + arg 5 [sp] + arg 6 [sp+4] + arg 7 [sp+8] + + We need to shuffle values between R4..R6 and the stack so that the + caller's v1..v3 and stack frame are not corrupted, and the kernel + sees the right arguments. + +*/ + +/* We must save and restore r7 (call-saved) for the syscall number. + We never make function calls from inside here (only potentially + signal handlers), so we do not bother with doubleword alignment. + + Just like the APCS syscall convention, the EABI syscall convention uses + r0 through r6 for up to seven syscall arguments. None are ever passed to + the kernel on the stack, although incoming arguments are on the stack for + syscalls with five or more arguments. + + The assembler will convert the literal pool load to a move for most + syscalls. */ + +#undef DO_CALL +#define DO_CALL(syscall_name, args) \ + DOARGS_##args; \ + ldr r7, =SYS_ify (syscall_name); \ + swi 0x0; \ + UNDOARGS_##args + +#undef DOARGS_0 +#define DOARGS_0 \ + .fnstart; \ + push { r7 }; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r7, 0); \ + .save { r7 } +#undef DOARGS_1 +#define DOARGS_1 DOARGS_0 +#undef DOARGS_2 +#define DOARGS_2 DOARGS_0 +#undef DOARGS_3 +#define DOARGS_3 DOARGS_0 +#undef DOARGS_4 +#define DOARGS_4 DOARGS_0 +#undef DOARGS_5 +#define DOARGS_5 \ + .fnstart; \ + push {r4, r7}; \ + cfi_adjust_cfa_offset (8); \ + cfi_rel_offset (r4, 0); \ + cfi_rel_offset (r7, 4); \ + .save { r4, r7 }; \ + ldr r4, [sp, #8] +#undef DOARGS_6 +#define DOARGS_6 \ + .fnstart; \ + mov ip, sp; \ + push {r4, r5, r7}; \ + cfi_adjust_cfa_offset (12); \ + cfi_rel_offset (r4, 0); \ + cfi_rel_offset (r5, 4); \ + cfi_rel_offset (r7, 8); \ + .save { r4, r5, r7 }; \ + ldmia ip, {r4, r5} +#undef DOARGS_7 +#define DOARGS_7 \ + .fnstart; \ + mov ip, sp; \ + push {r4, r5, r6, r7}; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (r4, 0); \ + cfi_rel_offset (r5, 4); \ + cfi_rel_offset (r6, 8); \ + cfi_rel_offset (r7, 12); \ + .save { r4, r5, r6, r7 }; \ + ldmia ip, {r4, r5, r6} + +#undef UNDOARGS_0 +#define UNDOARGS_0 \ + pop {r7}; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (r7); \ + .fnend +#undef UNDOARGS_1 +#define UNDOARGS_1 UNDOARGS_0 +#undef UNDOARGS_2 +#define UNDOARGS_2 UNDOARGS_0 +#undef UNDOARGS_3 +#define UNDOARGS_3 UNDOARGS_0 +#undef UNDOARGS_4 +#define UNDOARGS_4 UNDOARGS_0 +#undef UNDOARGS_5 +#define UNDOARGS_5 \ + pop {r4, r7}; \ + cfi_adjust_cfa_offset (-8); \ + cfi_restore (r4); \ + cfi_restore (r7); \ + .fnend +#undef UNDOARGS_6 +#define UNDOARGS_6 \ + pop {r4, r5, r7}; \ + cfi_adjust_cfa_offset (-12); \ + cfi_restore (r4); \ + cfi_restore (r5); \ + cfi_restore (r7); \ + .fnend +#undef UNDOARGS_7 +#define UNDOARGS_7 \ + pop {r4, r5, r6, r7}; \ + cfi_adjust_cfa_offset (-16); \ + cfi_restore (r4); \ + cfi_restore (r5); \ + cfi_restore (r6); \ + cfi_restore (r7); \ + .fnend + +#else /* not __ASSEMBLER__ */ + +/* Define a macro which expands into the inline wrapper code for a system + call. */ +#undef INLINE_SYSCALL +#define INLINE_SYSCALL(name, nr, args...) \ + ({ unsigned int _sys_result = INTERNAL_SYSCALL (name, , nr, args); \ + if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (_sys_result, ), 0)) \ + { \ + __set_errno (INTERNAL_SYSCALL_ERRNO (_sys_result, )); \ + _sys_result = (unsigned int) -1; \ + } \ + (int) _sys_result; }) + +#undef INTERNAL_SYSCALL_DECL +#define INTERNAL_SYSCALL_DECL(err) do { } while (0) + +#if defined(__thumb__) +/* We can not expose the use of r7 to the compiler. GCC (as + of 4.5) uses r7 as the hard frame pointer for Thumb - although + for Thumb-2 it isn't obviously a better choice than r11. + And GCC does not support asms that conflict with the frame + pointer. + + This would be easier if syscall numbers never exceeded 255, + but they do. For the moment the LOAD_ARGS_7 is sacrificed. + We can't use push/pop inside the asm because that breaks + unwinding (i.e. thread cancellation) for this frame. We can't + locally save and restore r7, because we do not know if this + function uses r7 or if it is our caller's r7; if it is our caller's, + then unwinding will fail higher up the stack. So we move the + syscall out of line and provide its own unwind information. */ +# undef INTERNAL_SYSCALL_RAW +# define INTERNAL_SYSCALL_RAW(name, err, nr, args...) \ + ({ \ + register int _a1 asm ("a1"); \ + int _nametmp = name; \ + LOAD_ARGS_##nr (args) \ + register int _name asm ("ip") = _nametmp; \ + asm volatile ("bl __libc_do_syscall" \ + : "=r" (_a1) \ + : "r" (_name) ASM_ARGS_##nr \ + : "memory", "lr"); \ + _a1; }) +#else /* ARM */ +# undef INTERNAL_SYSCALL_RAW +# define INTERNAL_SYSCALL_RAW(name, err, nr, args...) \ + ({ \ + register int _a1 asm ("r0"), _nr asm ("r7"); \ + LOAD_ARGS_##nr (args) \ + _nr = name; \ + asm volatile ("swi 0x0 @ syscall " #name \ + : "=r" (_a1) \ + : "r" (_nr) ASM_ARGS_##nr \ + : "memory"); \ + _a1; }) +#endif + +#undef INTERNAL_SYSCALL +#define INTERNAL_SYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(SYS_ify(name), err, nr, args) + +#undef INTERNAL_SYSCALL_ARM +#define INTERNAL_SYSCALL_ARM(name, err, nr, args...) \ + INTERNAL_SYSCALL_RAW(__ARM_NR_##name, err, nr, args) + +#undef INTERNAL_SYSCALL_ERROR_P +#define INTERNAL_SYSCALL_ERROR_P(val, err) \ + ((unsigned int) (val) >= 0xfffff001u) + +#undef INTERNAL_SYSCALL_ERRNO +#define INTERNAL_SYSCALL_ERRNO(val, err) (-(val)) + +#define LOAD_ARGS_0() +#define ASM_ARGS_0 +#define LOAD_ARGS_1(a1) \ + int _a1tmp = (int) (a1); \ + LOAD_ARGS_0 () \ + _a1 = _a1tmp; +#define ASM_ARGS_1 ASM_ARGS_0, "r" (_a1) +#define LOAD_ARGS_2(a1, a2) \ + int _a2tmp = (int) (a2); \ + LOAD_ARGS_1 (a1) \ + register int _a2 asm ("a2") = _a2tmp; +#define ASM_ARGS_2 ASM_ARGS_1, "r" (_a2) +#define LOAD_ARGS_3(a1, a2, a3) \ + int _a3tmp = (int) (a3); \ + LOAD_ARGS_2 (a1, a2) \ + register int _a3 asm ("a3") = _a3tmp; +#define ASM_ARGS_3 ASM_ARGS_2, "r" (_a3) +#define LOAD_ARGS_4(a1, a2, a3, a4) \ + int _a4tmp = (int) (a4); \ + LOAD_ARGS_3 (a1, a2, a3) \ + register int _a4 asm ("a4") = _a4tmp; +#define ASM_ARGS_4 ASM_ARGS_3, "r" (_a4) +#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \ + int _v1tmp = (int) (a5); \ + LOAD_ARGS_4 (a1, a2, a3, a4) \ + register int _v1 asm ("v1") = _v1tmp; +#define ASM_ARGS_5 ASM_ARGS_4, "r" (_v1) +#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \ + int _v2tmp = (int) (a6); \ + LOAD_ARGS_5 (a1, a2, a3, a4, a5) \ + register int _v2 asm ("v2") = _v2tmp; +#define ASM_ARGS_6 ASM_ARGS_5, "r" (_v2) +#ifndef __thumb__ +# define LOAD_ARGS_7(a1, a2, a3, a4, a5, a6, a7) \ + int _v3tmp = (int) (a7); \ + LOAD_ARGS_6 (a1, a2, a3, a4, a5, a6) \ + register int _v3 asm ("v3") = _v3tmp; +# define ASM_ARGS_7 ASM_ARGS_6, "r" (_v3) +#endif + +/* For EABI, non-constant syscalls are actually pretty easy... */ +#undef INTERNAL_SYSCALL_NCS +#define INTERNAL_SYSCALL_NCS(number, err, nr, args...) \ + INTERNAL_SYSCALL_RAW (number, err, nr, args) + +#endif /* __ASSEMBLER__ */ + +/* Pointer mangling support. */ +#if (defined NOT_IN_libc && defined IS_IN_rtld) || \ + (!defined SHARED && (!defined NOT_IN_libc || defined IS_IN_libpthread)) +# ifdef __ASSEMBLER__ +# define PTR_MANGLE_LOAD(guard, tmp) \ + LDST_PCREL(ldr, guard, tmp, C_SYMBOL_NAME(__pointer_chk_guard_local)); +# define PTR_MANGLE(dst, src, guard, tmp) \ + PTR_MANGLE_LOAD(guard, tmp); \ + PTR_MANGLE2(dst, src, guard) +/* Use PTR_MANGLE2 for efficiency if guard is already loaded. */ +# define PTR_MANGLE2(dst, src, guard) \ + eor dst, src, guard +# define PTR_DEMANGLE(dst, src, guard, tmp) \ + PTR_MANGLE (dst, src, guard, tmp) +# define PTR_DEMANGLE2(dst, src, guard) \ + PTR_MANGLE2 (dst, src, guard) +# else +extern uintptr_t __pointer_chk_guard_local attribute_relro attribute_hidden; +# define PTR_MANGLE(var) \ + (var) = (__typeof (var)) ((uintptr_t) (var) ^ __pointer_chk_guard_local) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#else +# ifdef __ASSEMBLER__ +# define PTR_MANGLE_LOAD(guard, tmp) \ + LDST_GLOBAL(ldr, guard, tmp, C_SYMBOL_NAME(__pointer_chk_guard)); +# define PTR_MANGLE(dst, src, guard, tmp) \ + PTR_MANGLE_LOAD(guard, tmp); \ + PTR_MANGLE2(dst, src, guard) +/* Use PTR_MANGLE2 for efficiency if guard is already loaded. */ +# define PTR_MANGLE2(dst, src, guard) \ + eor dst, src, guard +# define PTR_DEMANGLE(dst, src, guard, tmp) \ + PTR_MANGLE (dst, src, guard, tmp) +# define PTR_DEMANGLE2(dst, src, guard) \ + PTR_MANGLE2 (dst, src, guard) +# else +extern uintptr_t __pointer_chk_guard attribute_relro; +# define PTR_MANGLE(var) \ + (var) = (__typeof (var)) ((uintptr_t) (var) ^ __pointer_chk_guard) +# define PTR_DEMANGLE(var) PTR_MANGLE (var) +# endif +#endif + +#endif /* linux/arm/sysdep.h */ diff --git a/sysdeps/unix/sysv/linux/arm/truncate64.c b/sysdeps/unix/sysv/linux/arm/truncate64.c new file mode 100644 index 0000000..dbbb5fc --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/truncate64.c @@ -0,0 +1,35 @@ +/* Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/types.h> +#include <endian.h> +#include <errno.h> +#include <unistd.h> + +#include <sysdep.h> +#include <sys/syscall.h> + +/* Truncate the file FD refers to to LENGTH bytes. */ +int +truncate64 (const char *path, off64_t length) +{ + unsigned int low = length & 0xffffffff; + unsigned int high = length >> 32; + int result = INLINE_SYSCALL (truncate64, 4, path, 0, + __LONG_LONG_PAIR (high, low)); + return result; +} diff --git a/sysdeps/unix/sysv/linux/arm/ucontext_i.sym b/sysdeps/unix/sysv/linux/arm/ucontext_i.sym new file mode 100644 index 0000000..306292f --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/ucontext_i.sym @@ -0,0 +1,30 @@ +#include <inttypes.h> +#include <signal.h> +#include <stddef.h> +#include <sys/ucontext.h> + +SIG_BLOCK +SIG_SETMASK + +-- Offsets of the fields in the ucontext_t structure. +#define ucontext(member) offsetof (ucontext_t, member) +#define mcontext(member) ucontext (uc_mcontext.member) + +UCONTEXT_FLAGS ucontext (uc_flags) +UCONTEXT_LINK ucontext (uc_link) +UCONTEXT_STACK ucontext (uc_stack) +UCONTEXT_MCONTEXT ucontext (uc_mcontext) +UCONTEXT_SIGMASK ucontext (uc_sigmask) + +UCONTEXT_REGSPACE ucontext (uc_regspace) + +MCONTEXT_TRAP_NO mcontext (trap_no) +MCONTEXT_ERROR_CODE mcontext (error_code) +MCONTEXT_OLDMASK mcontext (oldmask) +MCONTEXT_ARM_R0 mcontext (arm_r0) +MCONTEXT_ARM_R4 mcontext (arm_r4) +MCONTEXT_ARM_SP mcontext (arm_sp) +MCONTEXT_ARM_LR mcontext (arm_lr) +MCONTEXT_ARM_PC mcontext (arm_pc) +MCONTEXT_ARM_CPSR mcontext (arm_cpsr) +MCONTEXT_FAULT_ADDRESS mcontext (fault_address) diff --git a/sysdeps/unix/sysv/linux/arm/umount.c b/sysdeps/unix/sysv/linux/arm/umount.c new file mode 100644 index 0000000..b8e499d --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/umount.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2000-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Huggins-Daines <dhd@debian.org>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +/* Since we don't have an oldumount system call, do what the kernel + does down here. */ + +extern long int __umount2 (const char *name, int flags); + +long int +__umount (const char *name) +{ + return __umount2 (name, 0); +} + +weak_alias (__umount, umount); diff --git a/sysdeps/unix/sysv/linux/arm/versionsort64.c b/sysdeps/unix/sysv/linux/arm/versionsort64.c new file mode 100644 index 0000000..144b691 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/versionsort64.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/versionsort64.c> diff --git a/sysdeps/unix/sysv/linux/arm/vfork.S b/sysdeps/unix/sysv/linux/arm/vfork.S new file mode 100644 index 0000000..1ac6788 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/vfork.S @@ -0,0 +1,61 @@ +/* Copyright (C) 1999-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Philip Blundell <philb@gnu.org>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> + +/* Clone the calling process, but without copying the whole address space. + The calling process is suspended until the new process exits or is + replaced by a call to `execve'. Return -1 for errors, 0 to the new process, + and the process ID of the new process to the old process. */ + +ENTRY (__vfork) +#ifdef SAVE_PID + SAVE_PID +#endif + /* The DO_CALL macro saves r7 on the stack, to enable generation + of ARM unwind info. Since the stack is initially shared between + parent and child of vfork, that saved value could be corrupted. + To avoid this problem, we save r7 into ip as well, and restore + from there. */ + mov ip, r7 + cfi_register (r7, ip) + .fnstart + push { r7 } + cfi_adjust_cfa_offset (4) + .save { r7 } + ldr r7, =SYS_ify (vfork) + swi 0x0 + .fnend + add sp, sp, #4 + cfi_adjust_cfa_offset (-4) + mov r7, ip + cfi_restore (r7); +#ifdef RESTORE_PID + RESTORE_PID +#endif + cmn a1, #4096 + it cc + RETINSTR(cc, lr) + + b PLTJMP(SYSCALL_ERROR) +PSEUDO_END (__vfork) +libc_hidden_def (__vfork) + +weak_alias (__vfork, vfork) diff --git a/sysdeps/unix/sysv/linux/arm/xstat.c b/sysdeps/unix/sysv/linux/arm/xstat.c new file mode 100644 index 0000000..e9869f5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/xstat.c @@ -0,0 +1 @@ +#include <sysdeps/unix/sysv/linux/i386/xstat.c> |