+2004-10-06 Alan Modra <amodra@bigpond.net.au>
+
+ * gmon/Makefile (CFLAGS-mcount.c): Move before inclusion of "Rules".
+ * sysdeps/powerpc/powerpc64/Makefile (CFLAGS-mcount.c): Add
+ -msoft-float.
+ * sysdeps/powerpc/powerpc64/sysdep.h (SAVE_ARG, REST_ARG): New macros.
+ (CALL_MCOUNT): Replace with a gas macro implementation.
+ (EALIGN): Delete PROF version.
+ * sysdeps/powerpc/powerpc64/__longjmp-common.S: Invoke CALL_MCOUNT.
+ * sysdeps/powerpc/powerpc64/bsd-_setjmp.S: Likewise.
+ * sysdeps/powerpc/powerpc64/bsd-setjmp.S: Likewise.
+ * sysdeps/powerpc/powerpc64/setjmp-common.S: Likewise.
+ * sysdeps/powerpc/powerpc64/memcpy.S: Likewise.
+ * sysdeps/powerpc/powerpc64/memset.S: Likewise.
+ * sysdeps/powerpc/powerpc64/stpcpy.S: Likewise.
+ * sysdeps/powerpc/powerpc64/strchr.S: Likewise.
+ * sysdeps/powerpc/powerpc64/strcmp.S: Likewise.
+ * sysdeps/powerpc/powerpc64/strcpy.S: Likewise.
+ * sysdeps/powerpc/powerpc64/strlen.S: Likewise.
+ * sysdeps/powerpc/powerpc64/strncmp.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_ceil.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_ceilf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_copysign.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_floor.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_floorf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_llrint.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_llrintf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_llround.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_llroundf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_rint.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_rintf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_round.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_roundf.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_trunc.S: Likewise.
+ * sysdeps/powerpc/powerpc64/fpu/s_truncf.S: Likewise.
+
+ * sysdeps/powerpc/powerpc64/setjmp-common.S: Add extra entry point
+ past _mcount call.
+ * sysdeps/powerpc/powerpc64/bsd-_setjmp.S: Use it.
+ * sysdeps/powerpc/powerpc64/bsd-setjmp.S: Likewise.
+
2004-10-06 Ulrich Drepper <drepper@redhat.com>
* resolv/res_mkquery.c (res_nmkquery): Reject randombits value if
tests := tst-sprofil
-include ../Rules
-
# The mcount code won't work without a frame pointer.
CFLAGS-mcount.c := -fno-omit-frame-pointer
+include ../Rules
+
# We cannot compile mcount.c with -pg because that would
# create recursive calls. Just copy the normal static object.
# On systems where `profil' is not a system call, the same
# help gcc inline asm code from dl-machine.h
+cflags += -finline-limit=2000
endif
+
+ifeq ($(subdir),gmon)
+# The assembly functions assume that fp arg regs are not trashed.
+# Compiling with -msoft-float ensures that fp regs are not used
+# for moving memory around.
+CFLAGS-mcount.c += -msoft-float
+endif
.machine "altivec"
ENTRY (BP_SYM (__longjmp))
+ CALL_MCOUNT 2
CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
#ifndef __NO_VMX__
ld r5,.LC__dl_hwcap@toc(r2)
#if defined NOT_IN_libc
/* Build a non-versioned object for rtld-*. */
ENTRY (BP_SYM (_setjmp))
+ CALL_MCOUNT 1
li r4,0 /* Set second argument to 0. */
- b JUMPTARGET(BP_SYM (__sigsetjmp))
+ b JUMPTARGET (__sigsetjmp_ent)
END (BP_SYM (_setjmp))
libc_hidden_def (_setjmp)
symbol_version (__novmx_setjmp,_setjmp,GLIBC_2.3);
ENTRY (BP_SYM (__novmx_setjmp))
+ CALL_MCOUNT 1
li r4,0 /* Set second argument to 0. */
- b JUMPTARGET(BP_SYM (__novmx__sigsetjmp))
+ b JUMPTARGET (__novmx__sigsetjmp_ent)
END (BP_SYM (__novmx_setjmp))
libc_hidden_def (__novmx_setjmp)
# endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4) */
#if defined SHARED && !defined IS_IN_rtld
std r2,40(r1) /* Save the callers TOC in the save area. */
#endif
+ CALL_MCOUNT 1
li r4,0 /* Set second argument to 0. */
- b JUMPTARGET(BP_SYM (__vmx__sigsetjmp))
+ b JUMPTARGET (__vmx__sigsetjmp_ent)
END (BP_SYM (__GI__setjmp))
ENTRY (BP_SYM (__vmx_setjmp))
+ CALL_MCOUNT 1
li r4,0 /* Set second argument to 0. */
- b JUMPTARGET(BP_SYM (__vmx__sigsetjmp))
+ b JUMPTARGET (__vmx__sigsetjmp_ent)
END (BP_SYM (__vmx_setjmp))
libc_hidden_def (__vmx_setjmp)
#endif /* !NOT_IN_libc */
ENTRY (__novmxsetjmp)
+ CALL_MCOUNT 1
li r4,1 /* Set second argument to 1. */
- b JUMPTARGET (__novmx__sigsetjmp)
+ b JUMPTARGET (__novmx__sigsetjmp_ent)
END (__novmxsetjmp)
strong_alias (__novmxsetjmp, __novmx__setjmp)
symbol_version (__novmxsetjmp, setjmp, GLIBC_2.3)
ENTRY (__vmxsetjmp)
+ CALL_MCOUNT 1
li r4,1 /* Set second argument to 1. */
- b JUMPTARGET (__vmx__sigsetjmp)
+ b JUMPTARGET (__vmx__sigsetjmp_ent)
END (__vmxsetjmp)
strong_alias (__vmxsetjmp, __vmx__setjmp)
strong_alias (__vmx__sigsetjmp, __setjmp)
.section ".text"
ENTRY (__ceil)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
.section ".text"
ENTRY (__ceilf)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
#include <sysdep.h>
ENTRY(__copysign)
+ CALL_MCOUNT 0
/* double [f1] copysign (double [f1] x, double [f2] y);
copysign(x,y) returns a value with the magnitude of x and
with the sign bit of y. */
.section ".text"
ENTRY (__floor)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
.section ".text"
ENTRY (__floorf)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
/* long long int[r3] __llrint (double x[fp1]) */
ENTRY (__llrint)
+ CALL_MCOUNT 0
fctid fp13,fp1
stfd fp13,-16(r1)
nop /* Insure the following load is in a different dispatch group */
/* long long int[r3] __llrintf (float x[fp1]) */
ENTRY (__llrintf)
+ CALL_MCOUNT 0
fctid fp13,fp1
stfd fp13,-16(r1)
nop /* Insure the following load is in a different dispatch group */
to the integer value. */
ENTRY (__llround)
+ CALL_MCOUNT 0
lfd fp12,.LC0@toc(2)
lfd fp10,.LC1@toc(2)
fcmpu cr6,fp1,fp12 /* if (x > 0.0) */
to the integer value. */
ENTRY (__llroundf)
+ CALL_MCOUNT 0
lfd fp12,.LC0@toc(2)
lfd fp10,.LC1@toc(2)
fcmpu cr6,fp1,fp12 /* if (x < 0.0) */
.section ".text"
ENTRY (__rint)
+ CALL_MCOUNT 0
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
fsub fp12,fp13,fp13 /* generate 0.0 */
.section ".text"
ENTRY (__rintf)
+ CALL_MCOUNT 0
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
fsubs fp12,fp13,fp13 /* generate 0.0 */
to the integer value. */
ENTRY (__round)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
to the integer value. */
ENTRY (__roundf )
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
subtracting +-2**52. */
ENTRY (__trunc)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
subtracting +-2**23. */
ENTRY (__truncf)
+ CALL_MCOUNT 0
mffs fp11 /* Save current FPU rounding mode. */
lfd fp13,.LC0@toc(2)
fabs fp0,fp1
Each case has a optimized unrolled loop. */
EALIGN (BP_SYM (memcpy), 5, 0)
+ CALL_MCOUNT 3
+
cmpldi cr1,5,31
neg 0,3
std 3,-16(1)
to 0, to take advantage of the dcbz instruction. */
EALIGN (BP_SYM (memset), 5, 0)
+ CALL_MCOUNT 3
#define rTMP r0
#define rRTN r3 /* Initial value of 1st argument. */
/* Copied from bzero.S to prevent the linker from inserting a stub
between bzero and memset. */
ENTRY (BP_SYM (__bzero))
+ CALL_MCOUNT 3
#if __BOUNDED_POINTERS__
mr r6,r4
li r5,0
.machine "altivec"
ENTRY (BP_SYM (__sigsetjmp))
+ CALL_MCOUNT 2
+ .globl JUMPTARGET(GLUE(__sigsetjmp,_ent))
+ .hidden JUMPTARGET(GLUE(__sigsetjmp,_ent))
+JUMPTARGET(GLUE(__sigsetjmp,_ent)):
CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
std r1,(JB_GPR1*8)(3)
mflr r0
/* char * [r3] stpcpy (char *dest [r3], const char *src [r4]) */
EALIGN (BP_SYM (__stpcpy), 4, 0)
+ CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3
/* char * [r3] strchr (const char *s [r3] , int c [r4] ) */
ENTRY (BP_SYM (strchr))
+ CALL_MCOUNT 2
#define rTMP1 r0
#define rRTN r3 /* outgoing result */
/* int [r3] strcmp (const char *s1 [r3], const char *s2 [r4]) */
EALIGN (BP_SYM(strcmp), 4, 0)
+ CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3
/* char * [r3] strcpy (char *dest [r3], const char *src [r4]) */
EALIGN (BP_SYM (strcpy), 4, 0)
+ CALL_MCOUNT 2
#define rTMP r0
#define rRTN r3 /* incoming DEST arg preserved as result */
/* int [r3] strlen (char *s [r3]) */
ENTRY (BP_SYM (strlen))
+ CALL_MCOUNT 1
#define rTMP1 r0
#define rRTN r3 /* incoming STR arg, outgoing result */
/* int [r3] strncmp (const char *s1 [r3], const char *s2 [r4], size_t size [r5]) */
EALIGN (BP_SYM(strncmp), 4, 0)
+ CALL_MCOUNT 3
#define rTMP r0
#define rRTN r3
#ifdef __ASSEMBLER__
+/* Support macros for CALL_MCOUNT. */
+ .macro SAVE_ARG NARG
+ .if \NARG
+ SAVE_ARG \NARG-1
+ std 2+\NARG,-72+8*(\NARG)(1)
+ .endif
+ .endm
+
+ .macro REST_ARG NARG
+ .if \NARG
+ REST_ARG \NARG-1
+ ld 2+\NARG,40+8*(\NARG)(1)
+ .endif
+ .endm
+
/* If compiled for profiling, call `_mcount' at the start of each function.
see ppc-mcount.S for more details. */
+ .macro CALL_MCOUNT NARG
#ifdef PROF
-/* The mcount code relies on a the return address being on the stack
- to locate our caller and so it can restore it; so store one just
- for its benefit. */
-#ifdef SYSV_ELF_PROFILING
-#define CALL_MCOUNT \
- .pushsection; \
- .section ".data"; \
- .align ALIGNARG(2); \
-__mcount: \
- .long 0; \
- .previous; \
- .section ".toc","aw"; \
-.LC__mcount:; \
- .tc __mcount[TC],__mcount; \
- .previous; \
- mflr r0; \
- std r0,16(r1); \
- ld r0,.LC__mcount@toc(r2); \
- bl JUMPTARGET(_mcount);
-#else /* SYSV_ELF_PROFILING */
-#define CALL_MCOUNT \
- mflr r0; \
- std r0,16(r1); \
- bl JUMPTARGET(_mcount);
-#endif /* SYSV_ELF_PROFILING */
-#else /* PROF */
-#define CALL_MCOUNT /* Do nothing. */
-#endif /* PROF */
+ mflr r0
+ SAVE_ARG \NARG
+ std r0,16(r1)
+ stdu r1,-112(r1)
+ bl JUMPTARGET (_mcount)
+ ld r0,128(r1)
+ REST_ARG \NARG
+ addi r1,r1,112
+ mtlr r0
+#endif
+ .endm
#ifdef USE_PPC64_OVERLAPPING_OPD
# define OPD_ENT(name) .quad BODY_LABEL (name), .TOC.@tocbase
/* EALIGN is like ENTRY, but does alignment to 'words'*4 bytes
past a 2^alignt boundary. */
-#ifdef PROF
-#define EALIGN(name, alignt, words) \
- ENTRY_2(name) \
- .align ALIGNARG(alignt); \
- EALIGN_W_##words; \
-BODY_LABEL(name): \
- CALL_MCOUNT \
- b 0f; \
- .align ALIGNARG(alignt); \
- EALIGN_W_##words; \
-0:
-#else /* PROF */
#define EALIGN(name, alignt, words) \
ENTRY_2(name) \
.align ALIGNARG(alignt); \
EALIGN_W_##words; \
BODY_LABEL(name):
-#endif
/* Local labels stripped out by the linker. */
#undef L
projects / thirdparty / glibc.git / commitdiff
