+2013-03-06 Joseph Myers <joseph@codesourcery.com>
+
+ [BZ #13550]
+ * sysdeps/generic/bp-sym.h: Remove file.
+ * sysdeps/powerpc/powerpc64/bp-asm.h: Likewise.
+ * sysdeps/powerpc/powerpc64/__longjmp-common.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__longjmp): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/a2/memcpy.S: Don't include <bp-sym.h>
+ and <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/cell/memcpy.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/memcpy.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/memset.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (memset): Don't use BP_SYM.
+ (memset) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (memset) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ (__bzero): Don't use BP_SYM.
+ (__bzero) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (__bzero) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/power4/memcmp.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcmp): Don't use BP_SYM. Remove comment about bounded
+ pointers.
+ * sysdeps/powerpc/powerpc64/power4/memcpy.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power4/memset.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memset): Don't use BP_SYM.
+ (memset) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (memset) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ (__bzero): Don't use BP_SYM.
+ (__bzero) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (__bzero) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/power4/strncmp.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (strncmp): Don't use BP_SYM. Remove comment about bounded
+ pointers.
+ * sysdeps/powerpc/powerpc64/power6/memcpy.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power6/memset.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memset): Don't use BP_SYM.
+ (memset) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (memset) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ (__bzero): Don't use BP_SYM.
+ (__bzero) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (__bzero) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/power7/memchr.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__memchr): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/memcmp.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcmp): Don't use BP_SYM. Remove comment about bounded
+ pointers.
+ * sysdeps/powerpc/powerpc64/power7/memcpy.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/mempcpy.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__mempcpy): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/memrchr.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__memrchr): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/memset.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (memset): Don't use BP_SYM.
+ (__bzero): Likewise.
+ * sysdeps/powerpc/powerpc64/power7/rawmemchr.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__rawmemchr): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/strcasecmp.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__STRCMP): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/strchr.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (strchr): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/strchrnul.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__strchrnul): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/strlen.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (strlen): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/power7/strncmp.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (strncmp): Don't use BP_SYM. Remove comment about bounded
+ pointers.
+ * sysdeps/powerpc/powerpc64/power7/strnlen.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__strnlen): Don't use BP_SYM.
+ * sysdeps/powerpc/powerpc64/setjmp-common.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__GI__setjmp): Don't use BP_SYM.
+ (_setjmp): Likewise.
+ (__sigsetjmp): Likewise.
+ * sysdeps/powerpc/powerpc64/start.S: Don't include "bp-sym.h".
+ (L(start_addresses)): Don't use BP_SYM.
+ (_start): Likewise.
+ * sysdeps/powerpc/powerpc64/stpcpy.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (__stpcpy): Don't use BP_SYM, CHECK_BOUNDS_LOW,
+ STORE_RETURN_BOUNDS, CHECK_BOUNDS_HIGH and STORE_RETURN_VALUE.
+ (__stpcpy) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (__stpcpy) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/strchr.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (strchr): Don't use BP_SYM, CHECK_BOUNDS_LOW, STORE_RETURN_BOUNDS,
+ CHECK_BOUNDS_HIGH_RTN and STORE_RETURN_VALUE. Remove comment
+ about bounded pointers.
+ (strchr) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (strchr) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/strcmp.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (strcmp): Don't use BP_SYM and CHECK_BOUNDS_LOW. Remove comment
+ about bounded pointers. Remove GKM FIXME comments.
+ (strcmp) [__BOUNDED_POINTERS__]: Remove conditional code.
+ * sysdeps/powerpc/powerpc64/strcpy.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (strcpy): Don't use BP_SYM, CHECK_BOUNDS_LOW and
+ STORE_RETURN_BOUNDS. Remove comment about bounded pointers.
+ Remove GKM FIXME comments.
+ (strcpy) [__BOUNDED_POINTERS__]: Remove conditional code.
+ (strcpy) [!__BOUNDED_POINTERS__]: Make code unconditional.
+ * sysdeps/powerpc/powerpc64/strlen.S: Don't include <bp-sym.h> and
+ <bp-asm.h>.
+ (strlen): Don't use BP_SYM and CHECK_BOUNDS_LOW. Remove comment
+ about bounded pointers. Remove GKM FIXME comment.
+ * sysdeps/powerpc/powerpc64/strncmp.S: Don't include <bp-sym.h>
+ and <bp-asm.h>.
+ (strncmp): Don't use BP_SYM. Remove comment about bounded
+ pointers.
+ * sysdeps/unix/sysv/linux/powerpc/powerpc64/brk.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__brk): Don't use BP_SYM and DISCARD_BOUNDS.
+ * sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S: Don't include
+ <bp-sym.h> and <bp-asm.h>.
+ (__clone): Don't use BP_SYM and DISCARD_BOUNDS. Remove GKM FIXME
+ comment.
+
2013-03-05 Paul Pluzhnikov <ppluzhnikov@google.com>
* stdio-common/vfprintf.c (vfprintf): Check malloc return; don't
* The following bugs are resolved with this release:
- 11561, 13951, 14142, 14200, 14317, 14327, 14496, 14920, 14964, 14981,
- 14982, 14985, 14994, 14996, 15003, 15006, 15020, 15023, 15036, 15054,
- 15055, 15062, 15078, 15160.
+ 11561, 13550, 13951, 14142, 14200, 14317, 14327, 14496, 14920, 14964,
+ 14981, 14982, 14985, 14994, 14996, 15003, 15006, 15020, 15023, 15036,
+ 15054, 15055, 15062, 15078, 15160.
* Add support for calling C++11 thread_local object destructors on thread
and program exit. This needs compiler support for offloading C++11
+++ /dev/null
-/* Bounded-pointer symbol modifier.
- Copyright (C) 2000-2013 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Greg McGary <greg@mcgary.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/>. */
-
-#define BP_SYM(name) _BP_SYM (name)
-#if __BOUNDED_POINTERS__
-# define _BP_SYM(name) __BP_##name
-#else
-# define _BP_SYM(name) name
-#endif
#else
# include <jmpbuf-offsets.h>
#endif
-#include <bp-sym.h>
-#include <bp-asm.h>
#ifndef __NO_VMX__
.section ".toc","aw"
#endif
.machine "altivec"
-ENTRY (BP_SYM (__longjmp))
+ENTRY (__longjmp)
CALL_MCOUNT 2
- CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
#ifndef __NO_VMX__
ld r5,.LC__dl_hwcap@toc(r2)
# ifdef SHARED
lfd fp31,((JB_FPRS+17)*8)(r3)
mr r3,r4
blr
-END (BP_SYM (__longjmp))
+END (__longjmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
#define PREFETCH_AHEAD 4 /* no cache lines SRC prefetching ahead */
#define ZERO_AHEAD 2 /* no cache lines DST zeroing ahead */
.machine a2
-EALIGN (BP_SYM (memcpy), 5, 0)
+EALIGN (memcpy, 5, 0)
CALL_MCOUNT 3
dcbt 0,r4 /* Prefetch ONE SRC cacheline */
b L(lessthancacheline)
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
+++ /dev/null
-/* Bounded-pointer definitions for PowerPC64 assembler.
- Copyright (C) 2000-2013 Free Software Foundation, Inc.
- Contributed by Greg McGary <greg@mcgary.org>
-
- This file is part of the GNU C Library. Its master source is NOT part of
- the C library, however. The master source lives in the GNU MP 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, see <http://www.gnu.org/licenses/>. */
-
-#if __BOUNDED_POINTERS__
-
-/* Byte offsets of BP components. */
-# define oVALUE 0
-# define oLOW 4
-# define oHIGH 8
-
-/* Don't check bounds, just convert the BP register to its simple
- pointer value. */
-
-# define DISCARD_BOUNDS(rBP) \
- ld rBP, oVALUE(rBP)
-
-/* Check low bound, with the side effect that the BP register is converted
- its simple pointer value. Move the high bound into a register for
- later use. */
-
-# define CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH) \
- ld rHIGH, oHIGH(rBP); \
- ld rLOW, oLOW(rBP); \
- ld rBP, oVALUE(rBP); \
- tdllt rBP, rLOW
-
-/* Check the high bound, which is in a register, using the given
- conditional trap instruction. */
-
-# define CHECK_BOUNDS_HIGH(rVALUE, rHIGH, TWLcc) \
- TWLcc rVALUE, rHIGH
-
-/* Check the high bound, which is stored at the return-value's high
- bound slot, using the given conditional trap instruction. */
-
-# define CHECK_BOUNDS_HIGH_RTN(rVALUE, rHIGH, TWLcc) \
- ld rHIGH, oHIGH(rRTN); \
- TWLcc rVALUE, rHIGH
-
-/* Check both bounds, with the side effect that the BP register is
- converted to its simple pointer value. */
-
-# define CHECK_BOUNDS_BOTH(rBP, rLOW, rHIGH) \
- CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH); \
- tdlge rBP, rHIGH
-
-/* Check bounds on a memory region of given length, with the side
- effect that the BP register is converted to its simple pointer
- value. */
-
-# define CHECK_BOUNDS_BOTH_WIDE(rBP, rLOW, rHIGH, rLENGTH) \
- CHECK_BOUNDS_LOW (rBP, rLOW, rHIGH); \
- sub rHIGH, rHIGH, rLENGTH; \
- tdlgt rBP, rHIGH
-
-# define CHECK_BOUNDS_BOTH_WIDE_LIT(rBP, rLOW, rHIGH, LENGTH) \
- CHECK_BOUNDS_LOW (rBP, rLOW, rHIGH); \
- subi rHIGH, rHIGH, LENGTH; \
- tdlgt rBP, rHIGH
-
-/* Store a pointer value register into the return-value's pointer
- value slot. */
-
-# define STORE_RETURN_VALUE(rVALUE) \
- std rVALUE, oVALUE(rRTN)
-
-/* Store a low and high bounds into the return-value's pointer bounds
- slots. */
-
-# define STORE_RETURN_BOUNDS(rLOW, rHIGH) \
- std rLOW, oLOW(rRTN); \
- std rHIGH, oHIGH(rRTN)
-
-/* Stuff zero value/low/high into the BP addressed by rRTN. */
-
-# define RETURN_NULL_BOUNDED_POINTER \
- li r4, 0; \
- STORE_RETURN_VALUE (r4); \
- STORE_RETURN_BOUNDS (r4, r4)
-
-#else
-
-# define DISCARD_BOUNDS(rBP)
-# define CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH)
-# define CHECK_BOUNDS_HIGH(rVALUE, rHIGH, TWLcc)
-# define CHECK_BOUNDS_HIGH_RTN(rVALUE, rHIGH, TWLcc)
-# define CHECK_BOUNDS_BOTH(rBP, rLOW, rHIGH)
-# define CHECK_BOUNDS_BOTH_WIDE(rBP, rLOW, rHIGH, rLENGTH)
-# define CHECK_BOUNDS_BOTH_WIDE_LIT(rBP, rLOW, rHIGH, LENGTH)
-# define STORE_RETURN_VALUE(rVALUE)
-# define STORE_RETURN_BOUNDS(rLOW, rHIGH)
-
-# define RETURN_NULL_BOUNDED_POINTER li rRTN, 0
-
-#endif
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
#define PREFETCH_AHEAD 6 /* no cache lines SRC prefetching ahead */
#define ZERO_AHEAD 4 /* no cache lines DST zeroing ahead */
.align 7
-EALIGN (BP_SYM (memcpy), 5, 0)
+EALIGN (memcpy, 5, 0)
CALL_MCOUNT 3
dcbt 0,r4 /* Prefetch ONE SRC cacheline */
stb r0,0(r6)
1: blr
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memcpy (__ptr_t dst [r3], __ptr_t src [r4], size_t len [r5]);
Returns 'dst'.
possible when both source and destination are doubleword aligned.
Each case has a optimized unrolled loop. */
-EALIGN (BP_SYM (memcpy), 5, 0)
+EALIGN (memcpy, 5, 0)
CALL_MCOUNT 3
cmpldi cr1,5,31
ld 31,-8(1)
ld 3,-16(1)
blr
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
.section ".toc","aw"
.LC0:
cache line (256 bits). There is a special case for setting cache lines
to 0, to take advantage of the dcbz instruction. */
-EALIGN (BP_SYM (memset), 5, 0)
+EALIGN (memset, 5, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rRTN r3 /* Initial value of 1st argument. */
-#if __BOUNDED_POINTERS__
-# define rMEMP0 r4 /* Original value of 1st arg. */
-# define rCHR r5 /* Char to set in each byte. */
-# define rLEN r6 /* Length of region to set. */
-# define rMEMP r10 /* Address at which we are storing. */
-#else
-# define rMEMP0 r3 /* Original value of 1st arg. */
-# define rCHR r4 /* Char to set in each byte. */
-# define rLEN r5 /* Length of region to set. */
-# define rMEMP r6 /* Address at which we are storing. */
-#endif
+#define rMEMP0 r3 /* Original value of 1st arg. */
+#define rCHR r4 /* Char to set in each byte. */
+#define rLEN r5 /* Length of region to set. */
+#define rMEMP r6 /* Address at which we are storing. */
#define rALIGN r7 /* Number of bytes we are setting now (when aligning). */
#define rMEMP2 r8
#define rCLS r8 /* Cache line size obtained from static. */
#define rCLM r9 /* Cache line size mask to check for cache alignment. */
L(_memset):
-#if __BOUNDED_POINTERS__
- cmpldi cr1, rRTN, 0
- CHECK_BOUNDS_BOTH_WIDE (rMEMP0, rTMP, rTMP2, rLEN)
- beq cr1, L(b0)
- STORE_RETURN_VALUE (rMEMP0)
- STORE_RETURN_BOUNDS (rTMP, rTMP2)
-L(b0):
-#endif
/* Take care of case for size <= 4. */
cmpldi cr1, rLEN, 8
andi. rALIGN, rMEMP0, 7
L(medium_28t):
std rCHR, -8(rMEMP)
blr
-END_GEN_TB (BP_SYM (memset),TB_TOCLESS)
+END_GEN_TB (memset,TB_TOCLESS)
libc_hidden_builtin_def (memset)
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
-ENTRY (BP_SYM (__bzero))
+ENTRY (__bzero)
CALL_MCOUNT 3
-#if __BOUNDED_POINTERS__
- mr r6,r4
- li r5,0
- mr r4,r3
- /* Tell memset that we don't want a return value. */
- li r3,0
- b L(_memset)
-#else
mr r5,r4
li r4,0
b L(_memset)
-#endif
-END_GEN_TB (BP_SYM (__bzero),TB_TOCLESS)
+END_GEN_TB (__bzero,TB_TOCLESS)
-weak_alias (BP_SYM (__bzero), BP_SYM (bzero))
+weak_alias (__bzero, bzero)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] memcmp (const char *s1 [r3], const char *s2 [r4], size_t size [r5]) */
.machine power4
-EALIGN (BP_SYM(memcmp), 4, 0)
+EALIGN (memcmp, 4, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
#define rN r5 /* max string length */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers. */
#define rWORD1 r6 /* current word in s1 */
#define rWORD2 r7 /* current word in s2 */
#define rWORD3 r8 /* next word in s1 */
li rRTN,0
blr
-END (BP_SYM (memcmp))
+END (memcmp)
libc_hidden_builtin_def (memcmp)
weak_alias (memcmp, bcmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memcpy (__ptr_t dst [r3], __ptr_t src [r4], size_t len [r5]);
Returns 'dst'.
Each case has a optimized unrolled loop. */
.machine power4
-EALIGN (BP_SYM (memcpy), 5, 0)
+EALIGN (memcpy, 5, 0)
CALL_MCOUNT 3
cmpldi cr1,5,31
ld 31,-8(1)
ld 3,-16(1)
blr
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memset (__ptr_t s [r3], int c [r4], size_t n [r5]));
Returns 's'.
to 0, to take advantage of the dcbz instruction. */
.machine power4
-EALIGN (BP_SYM (memset), 5, 0)
+EALIGN (memset, 5, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rRTN r3 /* Initial value of 1st argument. */
-#if __BOUNDED_POINTERS__
-# define rMEMP0 r4 /* Original value of 1st arg. */
-# define rCHR r5 /* Char to set in each byte. */
-# define rLEN r6 /* Length of region to set. */
-# define rMEMP r10 /* Address at which we are storing. */
-#else
-# define rMEMP0 r3 /* Original value of 1st arg. */
-# define rCHR r4 /* Char to set in each byte. */
-# define rLEN r5 /* Length of region to set. */
-# define rMEMP r6 /* Address at which we are storing. */
-#endif
+#define rMEMP0 r3 /* Original value of 1st arg. */
+#define rCHR r4 /* Char to set in each byte. */
+#define rLEN r5 /* Length of region to set. */
+#define rMEMP r6 /* Address at which we are storing. */
#define rALIGN r7 /* Number of bytes we are setting now (when aligning). */
#define rMEMP2 r8
#define rCLS r8 /* Cache line size obtained from static. */
#define rCLM r9 /* Cache line size mask to check for cache alignment. */
L(_memset):
-#if __BOUNDED_POINTERS__
- cmpldi cr1, rRTN, 0
- CHECK_BOUNDS_BOTH_WIDE (rMEMP0, rTMP, rTMP2, rLEN)
- beq cr1, L(b0)
- STORE_RETURN_VALUE (rMEMP0)
- STORE_RETURN_BOUNDS (rTMP, rTMP2)
-L(b0):
-#endif
/* Take care of case for size <= 4. */
cmpldi cr1, rLEN, 8
andi. rALIGN, rMEMP0, 7
L(medium_28t):
std rCHR, -8(rMEMP)
blr
-END_GEN_TB (BP_SYM (memset),TB_TOCLESS)
+END_GEN_TB (memset,TB_TOCLESS)
libc_hidden_builtin_def (memset)
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
-ENTRY (BP_SYM (__bzero))
+ENTRY (__bzero)
CALL_MCOUNT 3
-#if __BOUNDED_POINTERS__
- mr r6,r4
- li r5,0
- mr r4,r3
- /* Tell memset that we don't want a return value. */
- li r3,0
- b L(_memset)
-#else
mr r5,r4
li r4,0
b L(_memset)
-#endif
-END_GEN_TB (BP_SYM (__bzero),TB_TOCLESS)
+END_GEN_TB (__bzero,TB_TOCLESS)
-weak_alias (BP_SYM (__bzero), BP_SYM (bzero))
+weak_alias (__bzero, bzero)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
/* int [r3] strncmp (const char *s1 [r3], const char *s2 [r4], size_t size [r5]) */
-EALIGN (BP_SYM(strncmp), 4, 0)
+EALIGN (strncmp, 4, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
#define rN r5 /* max string length */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers. */
#define rWORD1 r6 /* current word in s1 */
#define rWORD2 r7 /* current word in s2 */
#define rWORD3 r10
L(ux):
li rRTN, 0
blr
-END (BP_SYM (strncmp))
+END (strncmp)
libc_hidden_builtin_def (strncmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memcpy (__ptr_t dst [r3], __ptr_t src [r4], size_t len [r5]);
Returns 'dst'.
for the destination. */
.machine "power6"
-EALIGN (BP_SYM (memcpy), 7, 0)
+EALIGN (memcpy, 7, 0)
CALL_MCOUNT 3
cmpldi cr1,5,31
ld 31,-8(1)
ld 3,-16(1)
blr
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memset (__ptr_t s [r3], int c [r4], size_t n [r5]));
Returns 's'.
to 0, to take advantage of the dcbz instruction. */
.machine power6
-EALIGN (BP_SYM (memset), 7, 0)
+EALIGN (memset, 7, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rRTN r3 /* Initial value of 1st argument. */
-#if __BOUNDED_POINTERS__
-# define rMEMP0 r4 /* Original value of 1st arg. */
-# define rCHR r5 /* Char to set in each byte. */
-# define rLEN r6 /* Length of region to set. */
-# define rMEMP r10 /* Address at which we are storing. */
-#else
-# define rMEMP0 r3 /* Original value of 1st arg. */
-# define rCHR r4 /* Char to set in each byte. */
-# define rLEN r5 /* Length of region to set. */
-# define rMEMP r6 /* Address at which we are storing. */
-#endif
+#define rMEMP0 r3 /* Original value of 1st arg. */
+#define rCHR r4 /* Char to set in each byte. */
+#define rLEN r5 /* Length of region to set. */
+#define rMEMP r6 /* Address at which we are storing. */
#define rALIGN r7 /* Number of bytes we are setting now (when aligning). */
#define rMEMP2 r8
#define rMEMP3 r9 /* Alt mem pointer. */
L(_memset):
-#if __BOUNDED_POINTERS__
- cmpldi cr1, rRTN, 0
- CHECK_BOUNDS_BOTH_WIDE (rMEMP0, rTMP, rTMP2, rLEN)
- beq cr1, L(b0)
- STORE_RETURN_VALUE (rMEMP0)
- STORE_RETURN_BOUNDS (rTMP, rTMP2)
-L(b0):
-#endif
/* Take care of case for size <= 4. */
cmpldi cr1, rLEN, 8
andi. rALIGN, rMEMP0, 7
L(medium_28t):
std rCHR, -8(rMEMP)
blr
-END_GEN_TB (BP_SYM (memset),TB_TOCLESS)
+END_GEN_TB (memset,TB_TOCLESS)
libc_hidden_builtin_def (memset)
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
-ENTRY (BP_SYM (__bzero))
+ENTRY (__bzero)
CALL_MCOUNT 3
-#if __BOUNDED_POINTERS__
- mr r6,r4
- li r5,0
- mr r4,r3
- /* Tell memset that we don't want a return value. */
- li r3,0
- b L(_memset)
-#else
mr r5,r4
li r4,0
b L(_memset)
-#endif
-END_GEN_TB (BP_SYM (__bzero),TB_TOCLESS)
+END_GEN_TB (__bzero,TB_TOCLESS)
-weak_alias (BP_SYM (__bzero), BP_SYM (bzero))
+weak_alias (__bzero, bzero)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] memchr (char *s [r3], int byte [r4], int size [r5]) */
.machine power7
-ENTRY (BP_SYM (__memchr))
+ENTRY (__memchr)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3
blr
-END (BP_SYM (__memchr))
-weak_alias (BP_SYM (__memchr), BP_SYM(memchr))
+END (__memchr)
+weak_alias (__memchr, memchr)
libc_hidden_builtin_def (memchr)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] memcmp (const char *s1 [r3],
const char *s2 [r4],
size_t size [r5]) */
.machine power7
-EALIGN (BP_SYM(memcmp),4,0)
+EALIGN (memcmp,4,0)
CALL_MCOUNT 3
#define rTMP r0
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
#define rN r5 /* max string length */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers. */
#define rWORD1 r6 /* current word in s1 */
#define rWORD2 r7 /* current word in s2 */
#define rWORD3 r8 /* next word in s1 */
li rRTN,0
blr
-END (BP_SYM (memcmp))
+END (memcmp)
libc_hidden_builtin_def (memcmp)
weak_alias (memcmp,bcmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memcpy (__ptr_t dst [r3], __ptr_t src [r4], size_t len [r5]);
Returns 'dst'. */
.machine power7
-EALIGN (BP_SYM (memcpy), 5, 0)
+EALIGN (memcpy, 5, 0)
CALL_MCOUNT 3
cmpldi cr1,5,31
ld 3,-16(1)
blr
-END_GEN_TB (BP_SYM (memcpy),TB_TOCLESS)
+END_GEN_TB (memcpy,TB_TOCLESS)
libc_hidden_builtin_def (memcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] __mempcpy (__ptr_t dst [r3], __ptr_t src [r4], size_t len [r5]);
Returns 'dst' + 'len'. */
.machine power7
-EALIGN (BP_SYM (__mempcpy), 5, 0)
+EALIGN (__mempcpy, 5, 0)
CALL_MCOUNT 3
cmpldi cr1,5,31
add 3,3,5
blr
-END_GEN_TB (BP_SYM (__mempcpy),TB_TOCLESS)
-libc_hidden_def (BP_SYM (__mempcpy))
-weak_alias (BP_SYM (__mempcpy), BP_SYM (mempcpy))
+END_GEN_TB (__mempcpy,TB_TOCLESS)
+libc_hidden_def (__mempcpy)
+weak_alias (__mempcpy, mempcpy)
libc_hidden_builtin_def (mempcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] memrchr (char *s [r3], int byte [r4], int size [r5]) */
.machine power7
-ENTRY (BP_SYM (__memrchr))
+ENTRY (__memrchr)
CALL_MCOUNT
dcbt 0,r3
mr r7,r3
ble L(null)
b L(loop_small)
-END (BP_SYM (__memrchr))
-weak_alias (BP_SYM (__memrchr), BP_SYM(memrchr))
+END (__memrchr)
+weak_alias (__memrchr, memrchr)
libc_hidden_builtin_def (memrchr)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* __ptr_t [r3] memset (__ptr_t s [r3], int c [r4], size_t n [r5]));
Returns 's'. */
.machine power7
-EALIGN (BP_SYM (memset), 5, 0)
+EALIGN (memset, 5, 0)
CALL_MCOUNT 3
L(_memset):
stw 4,4(10)
blr
-END_GEN_TB (BP_SYM (memset),TB_TOCLESS)
+END_GEN_TB (memset,TB_TOCLESS)
libc_hidden_builtin_def (memset)
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
-ENTRY (BP_SYM (__bzero))
+ENTRY (__bzero)
CALL_MCOUNT 3
mr r5,r4
li r4,0
b L(_memset)
-END_GEN_TB (BP_SYM (__bzero),TB_TOCLESS)
+END_GEN_TB (__bzero,TB_TOCLESS)
-weak_alias (BP_SYM (__bzero), BP_SYM (bzero))
+weak_alias (__bzero, bzero)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] rawmemchr (void *s [r3], int c [r4]) */
.machine power7
-ENTRY (BP_SYM(__rawmemchr))
+ENTRY (__rawmemchr)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3 /* Align the address to doubleword boundary. */
srdi r0,r0,3 /* Convert leading zeroes to bytes. */
add r3,r8,r0 /* Return address of the matching char. */
blr
-END (BP_SYM (__rawmemchr))
+END (__rawmemchr)
weak_alias (__rawmemchr,rawmemchr)
libc_hidden_builtin_def (__rawmemchr)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
#include <locale-defines.h>
/* int [r3] strcasecmp (const char *s1 [r3], const char *s2 [r4] )
# define STRCMP strcasecmp
#endif
-ENTRY (BP_SYM (__STRCMP))
+ENTRY (__STRCMP)
CALL_MCOUNT 2
#define rRTN r3 /* Return value */
subf r0, rLWR2, rLWR1
extsw rRTN, r0
blr
-END (BP_SYM (__STRCMP))
+END (__STRCMP)
-weak_alias (BP_SYM (__STRCMP), BP_SYM (STRCMP))
+weak_alias (__STRCMP, STRCMP)
libc_hidden_builtin_def (__STRCMP)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] strchr (char *s [r3], int c [r4]) */
.machine power7
-ENTRY (BP_SYM(strchr))
+ENTRY (strchr)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3 /* Align the address to doubleword boundary. */
srdi r0,r0,3 /* Convert leading zeros to bytes. */
add r3,r8,r0 /* Return address of the matching null byte. */
blr
-END (BP_SYM (strchr))
-weak_alias (BP_SYM (strchr), BP_SYM (index))
+END (strchr)
+weak_alias (strchr, index)
libc_hidden_builtin_def (strchr)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] strchrnul (char *s [r3], int c [r4]) */
.machine power7
-ENTRY (BP_SYM(__strchrnul))
+ENTRY (__strchrnul)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3 /* Align the address to doubleword boundary. */
srdi r0,r0,3 /* Convert leading zeros to bytes. */
add r3,r8,r0 /* Return address of matching c/null byte. */
blr
-END (BP_SYM (__strchrnul))
+END (__strchrnul)
weak_alias (__strchrnul,strchrnul)
libc_hidden_builtin_def (__strchrnul)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] strlen (char *s [r3]) */
.machine power7
-ENTRY (BP_SYM (strlen))
+ENTRY (strlen)
CALL_MCOUNT 1
dcbt 0,r3
clrrdi r4,r3,3 /* Align the address to doubleword boundary. */
srdi r0,r0,3 /* Convert leading zeroes to bytes. */
add r3,r5,r0 /* Compute final length. */
blr
-END (BP_SYM (strlen))
+END (strlen)
libc_hidden_builtin_def (strlen)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
const char *s2 [r4],
size_t size [r5]) */
-EALIGN (BP_SYM(strncmp),5,0)
+EALIGN (strncmp,5,0)
CALL_MCOUNT 3
#define rTMP r0
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
#define rN r5 /* max string length */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers. */
#define rWORD1 r6 /* current word in s1 */
#define rWORD2 r7 /* current word in s2 */
#define rWORD3 r10
L(ux):
li rRTN,0
blr
-END (BP_SYM (strncmp))
+END (strncmp)
libc_hidden_builtin_def (strncmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* int [r3] strnlen (char *s [r3], int size [r4]) */
.machine power7
-ENTRY (BP_SYM (__strnlen))
+ENTRY (__strnlen)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3
cmpld r9,r7
bge L(end_max)
b L(loop_small)
-END (BP_SYM (__strnlen))
-weak_alias (BP_SYM (__strnlen), BP_SYM(strnlen))
+END (__strnlen)
+weak_alias (__strnlen, strnlen)
libc_hidden_builtin_def (strnlen)
#else
#include <jmpbuf-offsets.h>
#endif
-#include <bp-sym.h>
-#include <bp-asm.h>
#ifndef __NO_VMX__
.section ".toc","aw"
that saves r2 since the call won't go via a plt call stub. See
bugz #269. __GI__setjmp is used in csu/libc-start.c when
HAVE_CLEANUP_JMP_BUF is defined. */
-ENTRY (BP_SYM (__GI__setjmp))
+ENTRY (__GI__setjmp)
std r2,40(r1) /* Save the callers TOC in the save area. */
cfi_endproc
-END_2 (BP_SYM (__GI__setjmp))
+END_2 (__GI__setjmp)
/* Fall thru. */
#endif
-ENTRY (BP_SYM (_setjmp))
+ENTRY (_setjmp)
CALL_MCOUNT 1
li r4,0 /* Set second argument to 0. */
b JUMPTARGET (GLUE(__sigsetjmp,_ent))
-END (BP_SYM (_setjmp))
+END (_setjmp)
libc_hidden_def (_setjmp)
-ENTRY (BP_SYM (__sigsetjmp))
+ENTRY (__sigsetjmp)
CALL_MCOUNT 2
JUMPTARGET(GLUE(__sigsetjmp,_ent)):
- CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
#ifdef PTR_MANGLE
mr r5, r1
PTR_MANGLE (r5, r6)
li r3,0
blr
#elif defined SHARED
- b JUMPTARGET (BP_SYM (__sigjmp_save))
+ b JUMPTARGET (__sigjmp_save)
#else
mflr r0
std r0,16(r1)
stdu r1,-112(r1)
cfi_adjust_cfa_offset(112)
cfi_offset(lr,16)
- bl JUMPTARGET (BP_SYM (__sigjmp_save))
+ bl JUMPTARGET (__sigjmp_save)
nop
ld r0,112+16(r1)
addi r1,r1,112
mtlr r0
blr
#endif
-END (BP_SYM (__sigsetjmp))
+END (__sigsetjmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include "bp-sym.h"
/* These are the various addresses we require. */
#ifdef PIC
L(start_addresses):
.quad 0 /* was _SDA_BASE_ but not in 64-bit ABI*/
/* function descriptors so don't need JUMPTARGET */
- .quad BP_SYM(main)
+ .quad main
.quad __libc_csu_init
.quad __libc_csu_fini
ld r8,.L01(r2)
/* and continue in libc-start, in glibc. */
- b JUMPTARGET(BP_SYM(__libc_start_main))
+ b JUMPTARGET(__libc_start_main)
/* The linker needs this nop to recognize that it's OK to call via a
TOC adjusting stub. */
nop
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
/* char * [r3] stpcpy (char *dest [r3], const char *src [r4]) */
-EALIGN (BP_SYM (__stpcpy), 4, 0)
+EALIGN (__stpcpy, 4, 0)
CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3
-#if __BOUNDED_POINTERS__
-# define rDEST r4 /* pointer to previous word in dest */
-# define rSRC r5 /* pointer to previous word in src */
-# define rLOW r11
-# define rHIGH r12
-#else
-# define rDEST r3 /* pointer to previous word in dest */
-# define rSRC r4 /* pointer to previous word in src */
-#endif
+#define rDEST r3 /* pointer to previous word in dest */
+#define rSRC r4 /* pointer to previous word in src */
#define rWORD r6 /* current word from src */
#define rFEFE r7 /* 0xfefefeff */
#define r7F7F r8 /* 0x7f7f7f7f */
#define rNEG r9 /* ~(word in src | 0x7f7f7f7f) */
#define rALT r10 /* alternate word from src */
- CHECK_BOUNDS_LOW (rSRC, rLOW, rHIGH)
- CHECK_BOUNDS_LOW (rDEST, rLOW, rHIGH)
- STORE_RETURN_BOUNDS (rLOW, rHIGH)
-
or rTMP, rSRC, rDEST
clrldi. rTMP, rTMP, 62
addi rDEST, rDEST, -4
stbu rTMP, 1(rDEST)
beqlr-
stbu rALT, 1(rDEST)
- CHECK_BOUNDS_HIGH (rDEST, rHIGH, twlgt)
- STORE_RETURN_VALUE (rDEST)
blr
/* Oh well. In this case, we just do a byte-by-byte copy. */
cmpwi rWORD, 0
bne+ L(u0)
L(u2): stbu rWORD, 1(rDEST)
- CHECK_BOUNDS_HIGH (rDEST, rHIGH, twlgt)
- STORE_RETURN_VALUE (rDEST)
blr
L(u1): stbu rALT, 1(rDEST)
- CHECK_BOUNDS_HIGH (rDEST, rHIGH, twlgt)
- STORE_RETURN_VALUE (rDEST)
blr
-END (BP_SYM (__stpcpy))
+END (__stpcpy)
-weak_alias (BP_SYM (__stpcpy), BP_SYM (stpcpy))
+weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
libc_hidden_builtin_def (stpcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how this works. */
/* char * [r3] strchr (const char *s [r3] , int c [r4] ) */
-ENTRY (BP_SYM (strchr))
+ENTRY (strchr)
CALL_MCOUNT 2
#define rTMP1 r0
#define rRTN r3 /* outgoing result */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Currently PPC gcc does not support -fbounds-check or -fbounded-pointers.
- These artifacts are left in the code as a reminder in case we need
- bounded pointer support in the future. */
-#if __BOUNDED_POINTERS__
-# define rSTR r4
-# define rCHR r5 /* byte we're looking for, spread over the whole word */
-# define rWORD r8 /* the current word */
-#else
-# define rSTR r8 /* current word pointer */
-# define rCHR r4 /* byte we're looking for, spread over the whole word */
-# define rWORD r5 /* the current word */
-#endif
+#define rSTR r8 /* current word pointer */
+#define rCHR r4 /* byte we're looking for, spread over the whole word */
+#define rWORD r5 /* the current word */
#define rCLZB rCHR /* leading zero byte count */
#define rFEFE r6 /* constant 0xfefefefefefefeff (-0x0101010101010101) */
#define r7F7F r7 /* constant 0x7f7f7f7f7f7f7f7f */
#define rMASK r11 /* mask with the bits to ignore set to 0 */
#define rTMP3 r12
- CHECK_BOUNDS_LOW (rSTR, rTMP1, rTMP2)
- STORE_RETURN_BOUNDS (rTMP1, rTMP2)
-
dcbt 0,rRTN
rlwimi rCHR, rCHR, 8, 16, 23
li rMASK, -1
L(missed):
and. rTMP1, rTMP1, rTMP2
li rRTN, 0
- STORE_RETURN_VALUE (rSTR)
beqlr
/* It did happen. Decide which one was first...
I'm not sure if this is actually faster than a sequence of
cntlzd rCLZB, rTMP2
srdi rCLZB, rCLZB, 3
add rRTN, rSTR, rCLZB
- CHECK_BOUNDS_HIGH_RTN (rSTR, rTMP2, tdlge)
- STORE_RETURN_VALUE (rSTR)
blr
L(foundit):
subi rSTR, rSTR, 8
srdi rCLZB, rCLZB, 3
add rRTN, rSTR, rCLZB
- CHECK_BOUNDS_HIGH_RTN (rSTR, rTMP2, tdlge)
- STORE_RETURN_VALUE (rSTR)
blr
-END (BP_SYM (strchr))
+END (strchr)
-weak_alias (BP_SYM (strchr), BP_SYM (index))
+weak_alias (strchr, index)
libc_hidden_builtin_def (strchr)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
/* int [r3] strcmp (const char *s1 [r3], const char *s2 [r4]) */
-EALIGN (BP_SYM(strcmp), 4, 0)
+EALIGN (strcmp, 4, 0)
CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers.
- These artifacts are left in the code as a reminder in case we need
- bounded pointer support in the future. */
-#if __BOUNDED_POINTERS__
-# define rHIGH1 r11
-# define rHIGH2 r12
-#endif
#define rWORD1 r5 /* current word in s1 */
#define rWORD2 r6 /* current word in s2 */
#define rFEFE r7 /* constant 0xfefefefefefefeff (-0x0101010101010101) */
#define rNEG r9 /* ~(word in s1 | 0x7f7f7f7f7f7f7f7f) */
#define rBITDIF r10 /* bits that differ in s1 & s2 words */
- CHECK_BOUNDS_LOW (rSTR1, rTMP, rHIGH1)
- CHECK_BOUNDS_LOW (rSTR2, rTMP, rHIGH2)
-
dcbt 0,rSTR1
or rTMP, rSTR2, rSTR1
dcbt 0,rSTR2
blr
L(equal):
li rRTN, 0
- /* GKM FIXME: check high bounds. */
blr
L(different):
srdi rWORD2, rWORD2, 56
srdi rWORD1, rWORD1, 56
sub rRTN, rWORD1, rWORD2
- /* GKM FIXME: check high bounds. */
blr
cmpd rWORD1, rWORD2
bne+ cr1, L(u0)
L(u3): sub rRTN, rWORD1, rWORD2
- /* GKM FIXME: check high bounds. */
blr
L(u4): lbz rWORD1, -1(rSTR1)
sub rRTN, rWORD1, rWORD2
- /* GKM FIXME: check high bounds. */
blr
-END (BP_SYM (strcmp))
+END (strcmp)
libc_hidden_builtin_def (strcmp)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
/* char * [r3] strcpy (char *dest [r3], const char *src [r4]) */
-EALIGN (BP_SYM (strcpy), 4, 0)
+EALIGN (strcpy, 4, 0)
CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3 /* incoming DEST arg preserved as result */
-/* Note. The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers.
- These artifacts are left in the code as a reminder in case we need
- bounded pointer support in the future. */
-#if __BOUNDED_POINTERS__
-# define rDEST r4 /* pointer to previous word in dest */
-# define rSRC r5 /* pointer to previous word in src */
-# define rLOW r11
-# define rHIGH r12
-#else
-# define rSRC r4 /* pointer to previous word in src */
-# define rDEST r5 /* pointer to previous word in dest */
-#endif
+#define rSRC r4 /* pointer to previous word in src */
+#define rDEST r5 /* pointer to previous word in dest */
#define rWORD r6 /* current word from src */
#define rFEFE r7 /* constant 0xfefefefefefefeff (-0x0101010101010101) */
#define r7F7F r8 /* constant 0x7f7f7f7f7f7f7f7f */
#define rNEG r9 /* ~(word in s1 | 0x7f7f7f7f7f7f7f7f) */
#define rALT r10 /* alternate word from src */
- CHECK_BOUNDS_LOW (rSRC, rLOW, rHIGH)
- CHECK_BOUNDS_LOW (rDEST, rLOW, rHIGH)
- STORE_RETURN_BOUNDS (rLOW, rHIGH)
-
dcbt 0,rSRC
or rTMP, rSRC, rRTN
clrldi. rTMP, rTMP, 61
-#if __BOUNDED_POINTERS__
- addi rDEST, rDEST, -8
-#else
addi rDEST, rRTN, -8
-#endif
dcbtst 0,rRTN
bne L(unaligned)
stb rTMP, 14(rDEST)
beqlr-
stb rALT, 15(rDEST)
- /* GKM FIXME: check high bound. */
blr
/* Oh well. In this case, we just do a byte-by-byte copy. */
cmpwi rWORD, 0
bne+ L(u0)
L(u2): stb rWORD, 1(rDEST)
- /* GKM FIXME: check high bound. */
blr
L(u1): stb rALT, 1(rDEST)
- /* GKM FIXME: check high bound. */
blr
-END (BP_SYM (strcpy))
+END (strcpy)
libc_hidden_builtin_def (strcpy)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* The algorithm here uses the following techniques:
/* int [r3] strlen (char *s [r3]) */
-ENTRY (BP_SYM (strlen))
+ENTRY (strlen)
CALL_MCOUNT 1
#define rTMP1 r0
#define rTMP3 r11
#define rTMP4 r12
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers.
- These artifacts are left in the code as a reminder in case we need
- bounded pointer support in the future. */
- CHECK_BOUNDS_LOW (rRTN, rTMP1, rTMP2)
-
dcbt 0,rRTN
clrrdi rSTR, rRTN, 3
lis r7F7F, 0x7f7f
subf rTMP1, rRTN, rSTR
srdi rTMP3, rTMP3, 3
add rRTN, rTMP1, rTMP3
- /* GKM FIXME: check high bound. */
blr
-END (BP_SYM (strlen))
+END (strlen)
libc_hidden_builtin_def (strlen)
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
/* See strlen.s for comments on how the end-of-string testing works. */
/* int [r3] strncmp (const char *s1 [r3], const char *s2 [r4], size_t size [r5]) */
-EALIGN (BP_SYM(strncmp), 4, 0)
+EALIGN (strncmp, 4, 0)
CALL_MCOUNT 3
#define rTMP r0
#define rSTR1 r3 /* first string arg */
#define rSTR2 r4 /* second string arg */
#define rN r5 /* max string length */
-/* Note: The Bounded pointer support in this code is broken. This code
- was inherited from PPC32 and that support was never completed.
- Current PPC gcc does not support -fbounds-check or -fbounded-pointers. */
#define rWORD1 r6 /* current word in s1 */
#define rWORD2 r7 /* current word in s2 */
#define rFEFE r8 /* constant 0xfefefefefefefeff (-0x0101010101010101) */
L(u2): lbzu rWORD1, -1(rSTR1)
L(u3): sub rRTN, rWORD1, rWORD2
blr
-END (BP_SYM (strncmp))
+END (strncmp)
libc_hidden_builtin_def (strncmp)
#include <sysdep.h>
#define _ERRNO_H 1
#include <bits/errno.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
.comm __curbrk,8,8
.section ".toc","aw"
.LC__curbrk:
.tc __curbrk[TC],__curbrk
.section ".text"
-ENTRY (BP_SYM (__brk))
+ENTRY (__brk)
CALL_MCOUNT 1
- DISCARD_BOUNDS (r3) /* the bounds are meaningless, so toss 'em. */
std r3,48(r1)
DO_CALL(SYS_ify(brk))
blelr+
li r3,ENOMEM
TAIL_CALL_SYSCALL_ERROR
-END (BP_SYM (__brk))
+END (__brk)
-weak_alias (BP_SYM (__brk), BP_SYM (brk))
+weak_alias (__brk, brk)
#include <sysdep.h>
#define _ERRNO_H 1
#include <bits/errno.h>
-#include <bp-sym.h>
-#include <bp-asm.h>
#define CLONE_VM 0x00000100
#define CLONE_THREAD 0x00010000
int flags [r5], void *arg [r6], void *parent_tid [r7],
void *tls [r8], void *child_tid [r9]); */
-ENTRY (BP_SYM (__clone))
+ENTRY (__clone)
CALL_MCOUNT 7
- /* GKM FIXME: add bounds checks, where sensible. */
- DISCARD_BOUNDS (r4)
- DISCARD_BOUNDS (r6)
/* Check for child_stack == NULL || fn == NULL. */
cmpdi cr0,r4,0
cfi_restore(r31)
PSEUDO_RET
-END (BP_SYM (__clone))
+END (__clone)
-weak_alias (BP_SYM (__clone), BP_SYM (clone))
+weak_alias (__clone, clone)
projects / platform / upstream / linaro-glibc.git / commitdiff