diff options
Diffstat (limited to 'sysdeps/powerpc')
| -rw-r--r-- | sysdeps/powerpc/fpu/bits/mathinline.h | 58 | ||||
| -rw-r--r-- | sysdeps/powerpc/fpu/math_private.h | 83 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/dl-machine.c | 6 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/dl-machine.h | 8 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/sysdep.h | 2 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/dl-machine.h | 11 |
6 files changed, 73 insertions, 95 deletions
diff --git a/sysdeps/powerpc/fpu/bits/mathinline.h b/sysdeps/powerpc/fpu/bits/mathinline.h index 04478309d9..aed899e882 100644 --- a/sysdeps/powerpc/fpu/bits/mathinline.h +++ b/sysdeps/powerpc/fpu/bits/mathinline.h @@ -121,4 +121,62 @@ __NTH (fdimf (float __x, float __y)) #endif /* __USE_ISOC99 */ #endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */ + +/* This code is used internally in the GNU libc. */ +#ifdef __LIBC_INTERNAL_MATH_INLINES + +#include <sysdep.h> +#include <ldsodefs.h> +#include <dl-procinfo.h> + +# if __WORDSIZE == 64 || defined _ARCH_PWR4 +# define __CPU_HAS_FSQRT 1 +# else +# define __CPU_HAS_FSQRT ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) +# endif + +extern double __slow_ieee754_sqrt (double); +__MATH_INLINE double +__NTH (__ieee754_sqrt (double __x)) +{ + double __z; + + /* If the CPU is 64-bit we can use the optional FP instructions. */ + if (__CPU_HAS_FSQRT) + { + /* Volatile is required to prevent the compiler from moving the + fsqrt instruction above the branch. */ + __asm __volatile ( + " fsqrt %0,%1\n" + : "=f" (__z) + : "f" (__x)); + } + else + __z = __slow_ieee754_sqrt(__x); + + return __z; +} + +extern float __slow_ieee754_sqrtf (float); +__MATH_INLINE float +__NTH (__ieee754_sqrtf (float __x)) +{ + float __z; + + /* If the CPU is 64-bit we can use the optional FP instructions. */ + if (__CPU_HAS_FSQRT) + { + /* Volatile is required to prevent the compiler from moving the + fsqrts instruction above the branch. */ + __asm __volatile ( + " fsqrts %0,%1\n" + : "=f" (__z) + : "f" (__x)); + } + else + __z = __slow_ieee754_sqrtf(__x); + + return __z; +} +#endif /* __LIBC_INTERNAL_MATH_INLINES */ #endif /* __GNUC__ && !_SOFT_FLOAT */ diff --git a/sysdeps/powerpc/fpu/math_private.h b/sysdeps/powerpc/fpu/math_private.h deleted file mode 100644 index 90021c6d3c..0000000000 --- a/sysdeps/powerpc/fpu/math_private.h +++ /dev/null @@ -1,83 +0,0 @@ -/* Private inline math functions for powerpc. - Copyright (C) 2006 - 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, write to the Free - Software Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, - MA 02110-1301 USA */ - -#ifndef _PPC_MATH_PRIVATE_H_ -#define _PPC_MATH_PRIVATE_H_ - -#include <sysdep.h> -#include <ldsodefs.h> -#include <dl-procinfo.h> - -# if __WORDSIZE == 64 || defined _ARCH_PWR4 -# define __CPU_HAS_FSQRT 1 -# else -# define __CPU_HAS_FSQRT ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) -# endif - -# ifndef __LIBC_INTERNAL_MATH_INLINES -extern double __slow_ieee754_sqrt (double); -__inline double -__ieee754_sqrt (double __x) -{ - double __z; - - /* If the CPU is 64-bit we can use the optional FP instructions. */ - if (__CPU_HAS_FSQRT) - { - /* Volatile is required to prevent the compiler from moving the - fsqrt instruction above the branch. */ - __asm __volatile ( - " fsqrt %0,%1\n" - : "=f" (__z) - : "f" (__x)); - } - else - __z = __slow_ieee754_sqrt(__x); - - return __z; -} - -extern float __slow_ieee754_sqrtf (float); - -__inline float -__ieee754_sqrtf (float __x) -{ - float __z; - - /* If the CPU is 64-bit we can use the optional FP instructions. */ - if (__CPU_HAS_FSQRT) - { - /* Volatile is required to prevent the compiler from moving the - fsqrts instruction above the branch. */ - __asm __volatile ( - " fsqrts %0,%1\n" - : "=f" (__z) - : "f" (__x)); - } - else - __z = __slow_ieee754_sqrtf(__x); - - return __z; -} -#endif /* __LIBC_INTERNAL_MATH_INLINES */ - -#include <math/math_private.h> - -#endif /* _PPC_MATH_PRIVATE_H_ */ diff --git a/sysdeps/powerpc/powerpc32/dl-machine.c b/sysdeps/powerpc/powerpc32/dl-machine.c index fc460993b1..4120a02382 100644 --- a/sysdeps/powerpc/powerpc32/dl-machine.c +++ b/sysdeps/powerpc/powerpc32/dl-machine.c @@ -1,5 +1,5 @@ /* Machine-dependent ELF dynamic relocation functions. PowerPC version. - Copyright (C) 1995-2003, 2004, 2005, 2006 Free Software Foundation, Inc. + Copyright (C) 1995-2003, 2004, 2005 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 @@ -564,12 +564,13 @@ __process_machine_rela (struct link_map *map, } break; +#ifdef USE_TLS #define CHECK_STATIC_TLS(map, sym_map) \ do { \ if (__builtin_expect ((sym_map)->l_tls_offset == NO_TLS_OFFSET, 0)) \ _dl_allocate_static_tls (sym_map); \ } while (0) -#define DO_TLS_RELOC(suffix) \ +# define DO_TLS_RELOC(suffix) \ case R_PPC_DTPREL##suffix: \ /* During relocation all TLS symbols are defined and used. \ Therefore the offset is already correct. */ \ @@ -608,6 +609,7 @@ __process_machine_rela (struct link_map *map, DO_TLS_RELOC (16_LO) DO_TLS_RELOC (16_HI) DO_TLS_RELOC (16_HA) +#endif default: _dl_reloc_bad_type (map, rinfo, 0); diff --git a/sysdeps/powerpc/powerpc32/dl-machine.h b/sysdeps/powerpc/powerpc32/dl-machine.h index a50ffdd1c2..496fa71ecc 100644 --- a/sysdeps/powerpc/powerpc32/dl-machine.h +++ b/sysdeps/powerpc/powerpc32/dl-machine.h @@ -1,5 +1,5 @@ /* Machine-dependent ELF dynamic relocation inline functions. PowerPC version. - Copyright (C) 1995-2002, 2003, 2005, 2006 Free Software Foundation, Inc. + Copyright (C) 1995-2002, 2003, 2005 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 @@ -138,7 +138,7 @@ __elf_preferred_address(struct link_map *loader, size_t maplength, /* We never want to use a PLT entry as the destination of a reloc, when what is being relocated is a branch. This is partly for efficiency, but mostly so we avoid loops. */ -#if !defined RTLD_BOOTSTRAP || USE___THREAD +#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) #define elf_machine_type_class(type) \ ((((type) == R_PPC_JMP_SLOT \ || (type) == R_PPC_REL24 \ @@ -330,7 +330,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, *reloc_addr = value; break; -#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \ +#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) \ && !defined RESOLVE_CONFLICT_FIND_MAP # ifdef RTLD_BOOTSTRAP # define NOT_BOOTSTRAP 0 @@ -361,7 +361,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, *reloc_addr = TLS_TPREL_VALUE (sym_map, sym, reloc); } break; -#endif +#endif /* USE_TLS etc. */ case R_PPC_JMP_SLOT: #ifdef RESOLVE_CONFLICT_FIND_MAP diff --git a/sysdeps/powerpc/powerpc32/sysdep.h b/sysdeps/powerpc/powerpc32/sysdep.h index 88cfe71e0b..8fc624ebd9 100644 --- a/sysdeps/powerpc/powerpc32/sysdep.h +++ b/sysdeps/powerpc/powerpc32/sysdep.h @@ -96,7 +96,7 @@ #endif #if defined SHARED && defined DO_VERSIONING && defined PIC \ - && !defined NO_HIDDEN + && !defined HAVE_BROKEN_ALIAS_ATTRIBUTE && !defined NO_HIDDEN # undef HIDDEN_JUMPTARGET # define HIDDEN_JUMPTARGET(name) __GI_##name##@local #endif diff --git a/sysdeps/powerpc/powerpc64/dl-machine.h b/sysdeps/powerpc/powerpc64/dl-machine.h index 89a69e1a23..cec271bb3a 100644 --- a/sysdeps/powerpc/powerpc64/dl-machine.h +++ b/sysdeps/powerpc/powerpc64/dl-machine.h @@ -1,6 +1,7 @@ /* Machine-dependent ELF dynamic relocation inline functions. PowerPC64 version. - Copyright 1995-2005, 2006 Free Software Foundation, Inc. + Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 + 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 @@ -259,7 +260,7 @@ BODY_PREFIX "_dl_start_user:\n" \ 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. */ -#if !defined RTLD_BOOTSTRAP || USE___THREAD +#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) #define elf_machine_type_class(type) \ /* This covers all the TLS relocs, though most won't appear. */ \ (((((type) >= R_PPC64_DTPMOD64 && (type) <= R_PPC64_TPREL16_HIGHESTA) \ @@ -494,7 +495,7 @@ elf_machine_rela_relative (Elf64_Addr l_addr, const Elf64_Rela *reloc, *reloc_addr = l_addr + reloc->r_addend; } -#if !defined RTLD_BOOTSTRAP || USE___THREAD +#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) /* This computes the value used by TPREL* relocs. */ auto inline Elf64_Addr __attribute__ ((always_inline, const)) elf_machine_tprel (struct link_map *map, @@ -561,7 +562,7 @@ elf_machine_rela (struct link_map *map, #endif return; -#if !defined RTLD_BOOTSTRAP || USE___THREAD +#if defined USE_TLS && (!defined RTLD_BOOTSTRAP || USE___THREAD) case R_PPC64_DTPMOD64: # ifdef RTLD_BOOTSTRAP /* During startup the dynamic linker is always index 1. */ @@ -644,7 +645,7 @@ elf_machine_rela (struct link_map *map, value = elf_machine_tprel (map, sym_map, sym, reloc); *(Elf64_Half *) reloc_addr = PPC_HIGHESTA (value); break; -#endif +#endif /* USE_TLS etc. */ #ifndef RTLD_BOOTSTRAP /* None of the following appear in ld.so */ case R_PPC64_ADDR16_LO_DS: |