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-rw-r--r--sysdeps/libm-ieee754/s_modf.c5
-rw-r--r--sysdeps/libm-ieee754/s_modff.c1
-rw-r--r--sysdeps/powerpc/dl-machine.h6
-rw-r--r--sysdeps/sparc/DEFS.h10
-rwxr-xr-xsysdeps/sparc/configure2
-rw-r--r--sysdeps/sparc/configure.in2
-rw-r--r--sysdeps/sparc/dl-machine.h3
-rw-r--r--sysdeps/sparc/setjmp.S9
-rw-r--r--sysdeps/unix/sparc/sysdep.h34
-rw-r--r--sysdeps/unix/sysv/linux/sparc/Dist3
-rw-r--r--sysdeps/unix/sysv/linux/sparc/Makefile5
-rw-r--r--sysdeps/unix/sysv/linux/sparc/fork.S33
-rw-r--r--sysdeps/unix/sysv/linux/sparc/pipe.S37
-rw-r--r--sysdeps/unix/sysv/linux/sparc/syscalls.list3
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sysdep.h12
15 files changed, 126 insertions, 39 deletions
diff --git a/sysdeps/libm-ieee754/s_modf.c b/sysdeps/libm-ieee754/s_modf.c
index 888d4f4..7851f675 100644
--- a/sysdeps/libm-ieee754/s_modf.c
+++ b/sysdeps/libm-ieee754/s_modf.c
@@ -60,7 +60,6 @@ static double one = 1.0;
}
}
} else if (j0>51) { /* no fraction part */
- u_int32_t high;
*iptr = x*one;
/* We must handle NaNs separately. */
if (j0 == 0x400 && ((i0 & 0xfffff) | i1))
@@ -70,10 +69,8 @@ static double one = 1.0;
} else { /* fraction part in low x */
i = ((u_int32_t)(0xffffffff))>>(j0-20);
if((i1&i)==0) { /* x is integral */
- u_int32_t high;
*iptr = x;
- GET_HIGH_WORD(high,x);
- INSERT_WORDS(x,high&0x80000000,0); /* return +-0 */
+ INSERT_WORDS(x,i0&0x80000000,0); /* return +-0 */
return x;
} else {
INSERT_WORDS(*iptr,i0,i1&(~i));
diff --git a/sysdeps/libm-ieee754/s_modff.c b/sysdeps/libm-ieee754/s_modff.c
index 60f7f1e..e6c22b2 100644
--- a/sysdeps/libm-ieee754/s_modff.c
+++ b/sysdeps/libm-ieee754/s_modff.c
@@ -55,7 +55,6 @@ static float one = 1.0;
}
}
} else { /* no fraction part */
- u_int32_t ix;
*iptr = x*one;
/* We must handle NaNs separately. */
if (j0 == 0x80 && (i0 & 0x7fffff))
diff --git a/sysdeps/powerpc/dl-machine.h b/sysdeps/powerpc/dl-machine.h
index 541892c..526887d 100644
--- a/sysdeps/powerpc/dl-machine.h
+++ b/sysdeps/powerpc/dl-machine.h
@@ -53,9 +53,9 @@
#define OPCODE_SLWI(ra,rs,sh) OPCODE_RLWINM(ra,rs,sh,0,31-sh)
#define PPC_DCBST(where) asm __volatile__ ("dcbst 0,%0" : : "r"(where))
-+#define PPC_SYNC asm __volatile__ ("sync")
-+#define PPC_ISYNC asm __volatile__ ("sync; isync")
-+#define PPC_ICBI(where) asm __volatile__ ("icbi 0,%0" : : "r"(where))
+#define PPC_SYNC asm __volatile__ ("sync")
+#define PPC_ISYNC asm __volatile__ ("sync; isync")
+#define PPC_ICBI(where) asm __volatile__ ("icbi 0,%0" : : "r"(where))
/* Use this when you've modified some code, but it won't be in the
instruction fetch queue (or when it doesn't matter if it is). */
diff --git a/sysdeps/sparc/DEFS.h b/sysdeps/sparc/DEFS.h
index ef69663..ab70f55 100644
--- a/sysdeps/sparc/DEFS.h
+++ b/sysdeps/sparc/DEFS.h
@@ -1,4 +1,12 @@
-#define FUNC(name) \
+#ifdef HAVE_ELF
+# define FUNC(name) \
+ .global name; \
+ .type name,@function; \
+ .align 4; \
+ name:
+#else
+# define FUNC(name) \
.global name; \
.align 4; \
name:
+#endif
diff --git a/sysdeps/sparc/configure b/sysdeps/sparc/configure
index 5616867..a8f815a 100755
--- a/sysdeps/sparc/configure
+++ b/sysdeps/sparc/configure
@@ -1,4 +1,4 @@
# Local configure fragment for sysdeps/sparc.
# The assembler on SPARC needs the -fPIC flag even when it's assembler code.
-ASFLAGS_SO = -fPIC
+ASFLAGS_SO=-fPIC
diff --git a/sysdeps/sparc/configure.in b/sysdeps/sparc/configure.in
index 3e2b2f0..e71a7e3 100644
--- a/sysdeps/sparc/configure.in
+++ b/sysdeps/sparc/configure.in
@@ -3,4 +3,4 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/sparc.
# The assembler on SPARC needs the -fPIC flag even when it's assembler code.
-ASFLAGS_SO = -fPIC
+ASFLAGS_SO=-fPIC
diff --git a/sysdeps/sparc/dl-machine.h b/sysdeps/sparc/dl-machine.h
index 6f1d7eb..e87f197 100644
--- a/sysdeps/sparc/dl-machine.h
+++ b/sysdeps/sparc/dl-machine.h
@@ -26,7 +26,7 @@
/* Some SPARC opcodes we need to use for self-modifying code. */
#define OPCODE_NOP 0x01000000 /* nop */
-#define OPCODE_CALL 0x04000000 /* call ?; add PC-rel word address */
+#define OPCODE_CALL 0x40000000 /* call ?; add PC-rel word address */
#define OPCODE_SETHI_G1 0x03000000 /* sethi ?, %g1; add value>>10 */
#define OPCODE_JMP_G1 0x81c06000 /* jmp %g1+?; add lo 10 bits of value */
#define OPCODE_SAVE_SP64 0x9de3bfc0 /* save %sp, -64, %sp */
@@ -262,6 +262,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy)
.globl _dl_runtime_resolve
.type _dl_runtime_resolve, @function
_dl_runtime_resolve:
+ t 1
#call %g0
# Pass two args to fixup: the PLT address computed from the PC saved
# in the PLT's call insn, and the reloc offset passed in %g1.
diff --git a/sysdeps/sparc/setjmp.S b/sysdeps/sparc/setjmp.S
index d959907..f07a348 100644
--- a/sysdeps/sparc/setjmp.S
+++ b/sysdeps/sparc/setjmp.S
@@ -26,16 +26,19 @@ ENTRY (__sigsetjmp)
return PC. Save the signal mask if requested with a tail-call
for simplicity; it always returns zero. */
#ifdef PIC
+ mov %o7,%g1
2:
- jmpl 1f,%g2
+ call 1f
nop
1:
sethi %hi(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l7
- sethi %hi(C_SYMBOL_NAME (__sigjmp_save)), %g3
- st %sp, [%o0 + (JB_SP * 4)]
or %l7,%lo(_GLOBAL_OFFSET_TABLE_-(2b-.)),%l7
+ add %l7,%o7,%l7
+ sethi %hi(C_SYMBOL_NAME (__sigjmp_save)), %g3
or %g3,%lo(C_SYMBOL_NAME (__sigjmp_save)), %g3
+ st %sp, [%o0 + (JB_SP * 4)]
st %fp, [%o0 + (JB_FP * 4)]
+ mov %g1,%o7
ld [%l7+%g3],%g1
jmp %g1
st %o7, [%o0+(JB_PC*4)]
diff --git a/sysdeps/unix/sparc/sysdep.h b/sysdeps/unix/sparc/sysdep.h
index eab661c..fe74a91 100644
--- a/sysdeps/unix/sparc/sysdep.h
+++ b/sysdeps/unix/sparc/sysdep.h
@@ -1,20 +1,20 @@
-/* Copyright (C) 1993, 1994, 1995 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 Library General Public License as
-published by the Free Software Foundation; either version 2 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
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB. If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA. */
+/* Copyright (C) 1993, 1994, 1995, 1997 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include <sysdeps/unix/sysdep.h>
diff --git a/sysdeps/unix/sysv/linux/sparc/Dist b/sysdeps/unix/sysv/linux/sparc/Dist
index 6134c60..b50a46f 100644
--- a/sysdeps/unix/sysv/linux/sparc/Dist
+++ b/sysdeps/unix/sysv/linux/sparc/Dist
@@ -1,2 +1,5 @@
__sigtrampoline.S
clone.S
+start.c
+pipe.S
+fork.S
diff --git a/sysdeps/unix/sysv/linux/sparc/Makefile b/sysdeps/unix/sysv/linux/sparc/Makefile
index 30ef946..4cbd3bd 100644
--- a/sysdeps/unix/sysv/linux/sparc/Makefile
+++ b/sysdeps/unix/sysv/linux/sparc/Makefile
@@ -2,10 +2,11 @@ ifeq ($(subdir),signal)
sysdep_routines += __sigtrampoline
endif
+asm-CPPFLAGS=-D__ASSEMBLY__
+as-FLAGS-.so=-fPIC
+
# When I get this to work, this is the right thing
ifeq ($(subdir),elf)
CFLAGS-rtld.c += -mv8
#rtld-routines += dl-sysdepsparc
endif # elf
-
-asm-CPPFLAGS = -fPIC
diff --git a/sysdeps/unix/sysv/linux/sparc/fork.S b/sysdeps/unix/sysv/linux/sparc/fork.S
new file mode 100644
index 0000000..55633f2
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/fork.S
@@ -0,0 +1,33 @@
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If
+ not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+ Cambridge, MA 02139, USA. */
+
+#include <sysdep.h>
+
+PSEUDO (__libc_fork, fork, 0)
+ tst %o1
+ be,a parent
+ nop
+ /* child: return 0 */
+ clr %o0
+parent:
+ ret
+
+PSEUDO_END (__libc_fork)
+weak_alias (__libc_fork, __fork)
+weak_alias (__libc_fork, fork)
diff --git a/sysdeps/unix/sysv/linux/sparc/pipe.S b/sysdeps/unix/sysv/linux/sparc/pipe.S
new file mode 100644
index 0000000..4c50656
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/pipe.S
@@ -0,0 +1,37 @@
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <sysdep.h>
+ .globl __libc_pipe
+ENTRY (__libc_pipe)
+ mov %o0, %o2 /* Save PIPEDES. */
+ mov SYS_ify(pipe),%g1
+ ta 0x10
+ bcc,a 2f
+ nop
+ SYSCALL_ERROR_HANDLER
+2:
+ st %o0, [%o2] /* PIPEDES[0] = %o0; */
+ st %o1, [%o2 + 4] /* PIPEDES[1] = %o1; */
+ retl
+ clr %o0
+
+PSEUDO_END (__libc_pipe)
+weak_alias (__libc_pipe, __pipe)
+weak_alias (__libc_pipe, pipe)
diff --git a/sysdeps/unix/sysv/linux/sparc/syscalls.list b/sysdeps/unix/sysv/linux/sparc/syscalls.list
index 7883d70..3d59984 100644
--- a/sysdeps/unix/sysv/linux/sparc/syscalls.list
+++ b/sysdeps/unix/sysv/linux/sparc/syscalls.list
@@ -1,3 +1,6 @@
# File name Caller Syscall name # args Strong name Weak names
+fork - fork 0 __fork fork
+pipe - pipe 1 __pipe pipe
s_llseek llseek _llseek 5 __sys_llseek
+syscall - syscall 0 __syscall syscall
diff --git a/sysdeps/unix/sysv/linux/sparc/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sysdep.h
index 5ae4401..0e5a8cd 100644
--- a/sysdeps/unix/sysv/linux/sparc/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sysdep.h
@@ -20,11 +20,6 @@
#ifndef _LINUX_SPARC_SYSDEP_H
#define _LINUX_SPARC_SYSDEP_H 1
-/* Kernel headers use __ASSEMBLY__ */
-#ifdef ASSEMBLER
-#define __ASSEMBLY__
-#endif
-
#include <sysdeps/unix/sparc/sysdep.h>
#undef SYS_ify
@@ -40,6 +35,13 @@
/* Linux/SPARC uses a different trap number */
#undef PSEUDO
+#undef ENTRY
+
+#define ENTRY(name) \
+ .global C_SYMBOL_NAME(name); \
+ .align 2;\
+ C_LABEL(name);\
+ .type name,@function;
#ifdef PIC
#define SYSCALL_ERROR_HANDLER \
generated by cgit v1.1 at 2024-11-23 23:51:15 +0000