diff options
| -rw-r--r-- | ChangeLog | 14 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile | 4 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S | 33 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S | 56 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S | 1 |
7 files changed, 116 insertions, 6 deletions
@@ -1,5 +1,19 @@ 2014-02-27 Adhemerval Zanella <azanella@linux.vnet.ibm.com> + * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add finite power8 + implementation. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S: New file: + POWER8 finite ifunc implementation. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c (__finite): Add + POWER8 implementation. + * sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c (__finitef): + Likewise. + * sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S: New file: + POWER8 finite implementation. + * sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S: New file. + +2014-02-27 Adhemerval Zanella <azanella@linux.vnet.ibm.com> + * sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add isinf power8 implementation. * sysdeps/powerpc/powerpc64/fpu/multiarch/s_isinf-power8.S: New file: diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile index abbf7d0..52bbd4b 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile @@ -5,7 +5,7 @@ sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_finitef-ppc64 s_isinff-ppc64 s_isinf-power7 \ s_isinf-ppc64 s_modf-power5+ s_modf-ppc64 \ s_modff-power5+ s_modff-ppc64 s_isnan-power8 \ - s_isinf-power8 + s_isinf-power8 s_finite-power8 libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_isnan-power5 s_isnan-ppc64 s_llround-power6x \ @@ -23,7 +23,7 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \ s_logbl-ppc64 s_modf-power5+ s_modf-ppc64 \ s_modff-power5+ s_modff-ppc64 e_hypot-ppc64 \ e_hypot-power7 e_hypotf-ppc64 e_hypotf-power7 \ - s_isnan-power8 s_isinf-power8 + s_isnan-power8 s_isinf-power8 s_finite-power8 CFLAGS-s_logbf-power7.c = -mcpu=power7 CFLAGS-s_logbl-power7.c = -mcpu=power7 diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S new file mode 100644 index 0000000..3b9071f --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite-power8.S @@ -0,0 +1,33 @@ +/* isnan(). PowerPC64/POWER7 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/>. */ + +#include <sysdep.h> +#include <math_ldbl_opt.h> + +#undef hidden_def +#define hidden_def(name) +#undef weak_alias +#define weak_alias(name, alias) +#undef strong_alias +#define strong_alias(name, alias) +#undef compat_symbol +#define compat_symbol(lib, name, symbol, ver) + +#define __finite __finite_power8 + +#include <sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S> diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c index f79a93e..b9e908d 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finite.c @@ -23,10 +23,13 @@ extern __typeof (__finite) __finite_ppc64 attribute_hidden; extern __typeof (__finite) __finite_power7 attribute_hidden; +extern __typeof (__finite) __finite_power8 attribute_hidden; libc_ifunc (__finite, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __finite_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __finite_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __finite_power7 : __finite_ppc64); weak_alias (__finite, finite) diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c index a7243b5..30b34bc 100644 --- a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c +++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_finitef.c @@ -23,10 +23,13 @@ extern __typeof (__finitef) __finitef_ppc64 attribute_hidden; /* The double-precision version also works for single-precision. */ extern __typeof (__finitef) __finite_power7 attribute_hidden; +extern __typeof (__finitef) __finite_power8 attribute_hidden; libc_ifunc (__finitef, - (hwcap & PPC_FEATURE_ARCH_2_06) - ? __finite_power7 + (hwcap2 & PPC_FEATURE2_ARCH_2_07) + ? __finite_power8 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __finite_power7 : __finitef_ppc64); weak_alias (__finitef, finitef) diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S new file mode 100644 index 0000000..8e5de27 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_finite.S @@ -0,0 +1,56 @@ +/* isfinite(). PowerPC64/POWER8 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/>. */ + +#include <sysdep.h> +#include <math_ldbl_opt.h> + +#define MFVSRD_R3_V1 .byte 0x7c,0x23,0x00,0x66 /* mfvsrd r3,vs1 */ + +/* int [r3] __finite ([fp1] x) */ + +EALIGN (__finite, 4, 0) + CALL_MCOUNT 0 + MFVSRD_R3_V1 + lis r9,0x8010 + clrldi r3,r3,1 /* r3 = r3 & 0x8000000000000000 */ + rldicr r9,r9,32,31 /* r9 = (r9 << 32) & 0xffffffff */ + add r3,r3,r9 + rldicl r3,r3,1,63 + blr +END (__finite) + +hidden_def (__finite) +weak_alias (__finite, finite) + +/* It turns out that the 'double' version will also always work for + single-precision. */ +strong_alias (__finite, __finitef) +hidden_def (__finitef) +weak_alias (__finitef, finitef) + +#ifdef IS_IN_libm +# if LONG_DOUBLE_COMPAT (libm, GLIBC_2_0) +compat_symbol (libm, __finite, __finitel, GLIBC_2_0) +compat_symbol (libm, finite, finitel, GLIBC_2_0) +# endif +#else +# if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0) +compat_symbol (libc, __finite, __finitel, GLIBC_2_0); +compat_symbol (libc, finite, finitel, GLIBC_2_0); +# endif +#endif diff --git a/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S b/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S new file mode 100644 index 0000000..54bd941 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power8/fpu/s_finitef.S @@ -0,0 +1 @@ +/* This function uses the same code as s_finite.S. */ |