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Cleanup old obsolete PPC_REL16 checks
This commit is contained in:
Luis Machado
Ulrich Drepper
parent
c62cf60c6b
commit
41288fbb78
37
ChangeLog
37
ChangeLog
@ -1,3 +1,40 @@
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2010-02-12 Luis Machado <luisgpm@br.ibm.com>
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* sysdeps/powerpc/powerpc32/dl-machine.h: Removed old PPC_REL16
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check.
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* sysdeps/powerpc/powerpc32/dl-machine.h: Likewise.
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* sysdeps/powerpc/powerpc32/elf/start.S: Likewise.
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* sysdeps/powerpc/powerpc32/memset.S: Likewise.
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* sysdeps/powerpc/powerpc32/power5/fpu/w_sqrt.S: Likewise.
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* sysdeps/powerpc/powerpc32/power5/fpu/w_sqrtf.S: Likewise.
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* sysdeps/powerpc/powerpc32/configure.in: Fail if R_PPC_REL16
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is not supported.
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* sysdeps/powerpc/powerpc32/fpu/s_round.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_truncf.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_floorf.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_ceil.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_floor.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_roundf.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_rintf.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_trunc.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_lround.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/s_rint.S: Likewise.
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* sysdeps/powerpc/powerpc32/power4/fpu/w_sqrt.S: Likewise.
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* sysdeps/powerpc/powerpc32/power4/fpu/s_llround.S: Likewise.
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* sysdeps/powerpc/powerpc32/power4/fpu/w_sqrtf.S: Likewise.
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* sysdeps/powerpc/powerpc32/dl-start.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/____longjmp_chk.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S:
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Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S:
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Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S:
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Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S: Likewise.
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2010-02-12 Alan Modra <amodra@gmail.com>
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* elf/tls-macros.h (__TLS_CALL_CLOBBERS <__powerpc__>): Remove r3.
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9
sysdeps/powerpc/powerpc32/configure
vendored
9
sysdeps/powerpc/powerpc32/configure
vendored
@ -25,11 +25,10 @@ rm -f conftest*
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fi
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{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_rel16" >&5
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$as_echo "$libc_cv_ppc_rel16" >&6; }
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if test $libc_cv_ppc_rel16 = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_ASM_PPC_REL16 1
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_ACEOF
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if test $libc_cv_ppc_rel16 = no; then
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{ { $as_echo "$as_me:$LINENO: error: R_PPC_REL16 is not supported. Binutils is too old." >&5
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$as_echo "$as_me: error: R_PPC_REL16 is not supported. Binutils is too old." >&2;}
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{ (exit 1); exit 1; }; }
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fi
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# See whether GCC uses -msecure-plt.
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@ -13,8 +13,8 @@ else
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libc_cv_ppc_rel16=no
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fi
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rm -f conftest*])
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if test $libc_cv_ppc_rel16 = yes; then
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AC_DEFINE(HAVE_ASM_PPC_REL16)
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if test $libc_cv_ppc_rel16 = no; then
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AC_MSG_ERROR(R_PPC_REL16 is not supported. Binutils is too old.)
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fi
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# See whether GCC uses -msecure-plt.
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@ -41,16 +41,13 @@ static inline Elf32_Addr * __attribute__ ((const))
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ppc_got (void)
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{
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Elf32_Addr *got;
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#ifdef HAVE_ASM_PPC_REL16
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asm ("bcl 20,31,1f\n"
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"1: mflr %0\n"
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" addis %0,%0,_GLOBAL_OFFSET_TABLE_-1b@ha\n"
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" addi %0,%0,_GLOBAL_OFFSET_TABLE_-1b@l\n"
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: "=b" (got) : : "lr");
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#else
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asm (" bl _GLOBAL_OFFSET_TABLE_-4@local"
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: "=l" (got));
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#endif
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return got;
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}
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@ -47,15 +47,10 @@ _dl_start_user:
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passed by value!). */
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/* Put our GOT pointer in r31, */
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#ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r31
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addis r31,r31,_GLOBAL_OFFSET_TABLE_-1b@ha
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addi r31,r31,_GLOBAL_OFFSET_TABLE_-1b@l
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#else
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bl _GLOBAL_OFFSET_TABLE_-4@local
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mflr r31
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#endif
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/* the address of _start in r30, */
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mr r30,r3
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/* &_dl_argc in 29, &_dl_argv in 27, and _dl_loaded in 28. */
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@ -53,10 +53,6 @@ L(start_addresses):
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ASM_SIZE_DIRECTIVE(L(start_addresses))
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.section ".text"
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#if defined PIC && !defined HAVE_ASM_PPC_REL16
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L(start_addressesp):
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.long L(start_addresses)-L(branch)
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#endif
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ENTRY(_start)
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/* Save the stack pointer, in case we're statically linked under Linux. */
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mr r9,r1
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@ -77,16 +73,10 @@ L(branch):
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start_addresses in r8. Also load the GOT pointer so that new PLT
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calls work, like the one to __libc_start_main. */
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#ifdef PIC
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# ifdef HAVE_ASM_PPC_REL16
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addis r30,r13,_GLOBAL_OFFSET_TABLE_-L(branch)@ha
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addis r8,r13,L(start_addresses)-L(branch)@ha
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addi r30,r30,_GLOBAL_OFFSET_TABLE_-L(branch)@l
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lwzu r13,L(start_addresses)-L(branch)@l(r8)
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# else
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lwz r8,L(start_addressesp)-L(branch)(r13)
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add r8,r13,r8
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lwz r13,0(r8)
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# endif
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#else
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lis r8,L(start_addresses)@ha
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lwzu r13,L(start_addresses)@l(r8)
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@ -34,15 +34,10 @@ ENTRY (BP_SYM (__longjmp))
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# ifdef PIC
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mflr r6
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cfi_register (lr,r6)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r5
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addis r5,r5,_GLOBAL_OFFSET_TABLE_-1b@ha
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addi r5,r5,_GLOBAL_OFFSET_TABLE_-1b@l
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r5
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# endif
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# ifdef SHARED
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lwz r5,_rtld_global_ro@got(r5)
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mtlr r6
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@ -31,17 +31,10 @@ ENTRY (__ceil)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -30,17 +30,10 @@ ENTRY (__ceilf)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -31,17 +31,10 @@ ENTRY (__floor)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -30,17 +30,10 @@ ENTRY (__floorf)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -45,17 +45,10 @@ ENTRY (__lround)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp10,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp10,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -33,17 +33,10 @@ ENTRY (__rint)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -29,17 +29,10 @@ ENTRY (__rintf)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -43,16 +43,10 @@ ENTRY (__round)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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addi r9,r9,.LC0-1b@l
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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# endif
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mtlr r11
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cfi_same_value (lr)
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lfs fp13,0(r9)
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@ -42,16 +42,10 @@ ENTRY (__roundf )
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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addi r9,r9,.LC0-1b@l
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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# endif
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mtlr r11
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cfi_same_value (lr)
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lfs fp13,0(r9)
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@ -38,17 +38,10 @@ ENTRY (__trunc)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -37,17 +37,10 @@ ENTRY (__truncf)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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lfs fp13,.LC0-1b@l(r9)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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lfs fp13,0(r9)
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# endif
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mtlr r11
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cfi_same_value (lr)
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#else
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@ -85,15 +85,10 @@ ENTRY (BP_SYM (__sigsetjmp))
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# ifdef PIC
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mflr r6
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cfi_register(lr,r6)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r5
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addis r5,r5,_GLOBAL_OFFSET_TABLE_-1b@ha
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addi r5,r5,_GLOBAL_OFFSET_TABLE_-1b@l
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r5
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# endif
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mtlr r6
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cfi_same_value (lr)
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# ifdef SHARED
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@ -256,17 +256,10 @@ L(checklinesize):
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beq L(medium)
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/* Establishes GOT addressability so we can load __cache_line_size
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from static. This value was set from the aux vector during startup. */
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr rGOT
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addis rGOT,rGOT,__cache_line_size-1b@ha
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lwz rCLS,__cache_line_size-1b@l(rGOT)
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr rGOT
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lwz rGOT,__cache_line_size@got(rGOT)
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lwz rCLS,0(rGOT)
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# endif
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mtlr rTMP
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#else
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/* Load __cache_line_size from static. This value was set from the
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@ -53,16 +53,10 @@ ENTRY (__llround)
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#ifdef SHARED
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mflr r11
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cfi_register(lr,r11)
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,1f
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1: mflr r9
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addis r9,r9,.LC0-1b@ha
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addi r9,r9,.LC0-1b@l
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# else
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r10
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lwz r9,.LC0@got(10)
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# endif
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mtlr r11
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cfi_same_value (lr)
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lfd fp9,0(r9)
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@ -63,7 +63,6 @@ EALIGN (__sqrt, 5, 0)
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cfi_offset(lr,20-16)
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cfi_offset(r30,8-16)
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#ifdef SHARED
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# ifdef HAVE_ASM_PPC_REL16
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bcl 20,31,.LCF1
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.LCF1:
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mflr r30
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@ -71,12 +70,6 @@ EALIGN (__sqrt, 5, 0)
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addi r30,r30,_GLOBAL_OFFSET_TABLE_-.LCF1@l
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lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r30
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# endif
|
||||
#else
|
||||
lis r9,_LIB_VERSION@ha
|
||||
lwz r0,_LIB_VERSION@l(r9)
|
||||
|
||||
@ -63,7 +63,6 @@ EALIGN (__sqrtf, 5, 0)
|
||||
cfi_offset(lr,20-16)
|
||||
cfi_offset(r30,8-16)
|
||||
#ifdef SHARED
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,.LCF1
|
||||
.LCF1:
|
||||
mflr r30
|
||||
@ -71,12 +70,6 @@ EALIGN (__sqrtf, 5, 0)
|
||||
addi r30,r30,_GLOBAL_OFFSET_TABLE_-.LCF1@l
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r30
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# endif
|
||||
#else
|
||||
lis r9,_LIB_VERSION@ha
|
||||
lwz r0,_LIB_VERSION@l(r9)
|
||||
|
||||
@ -63,7 +63,6 @@ EALIGN (__sqrt, 5, 0)
|
||||
cfi_offset(lr,20-16)
|
||||
cfi_offset(r30,8-16)
|
||||
#ifdef SHARED
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,.LCF1
|
||||
.LCF1:
|
||||
mflr r30
|
||||
@ -71,12 +70,6 @@ EALIGN (__sqrt, 5, 0)
|
||||
addi r30,r30,_GLOBAL_OFFSET_TABLE_-.LCF1@l
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r30
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# endif
|
||||
#else
|
||||
lis r9,_LIB_VERSION@ha
|
||||
lwz r0,_LIB_VERSION@l(r9)
|
||||
|
||||
@ -63,7 +63,6 @@ EALIGN (__sqrtf, 5, 0)
|
||||
cfi_offset(lr,20-16)
|
||||
cfi_offset(r30,8-16)
|
||||
#ifdef SHARED
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,.LCF1
|
||||
.LCF1:
|
||||
mflr r30
|
||||
@ -71,12 +70,6 @@ EALIGN (__sqrtf, 5, 0)
|
||||
addi r30,r30,_GLOBAL_OFFSET_TABLE_-.LCF1@l
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r30
|
||||
lwz r9,_LIB_VERSION@got(30)
|
||||
lwz r0,0(r9)
|
||||
# endif
|
||||
#else
|
||||
lis r9,_LIB_VERSION@ha
|
||||
lwz r0,_LIB_VERSION@l(r9)
|
||||
|
||||
@ -28,19 +28,12 @@
|
||||
#define __longjmp ____longjmp_chk
|
||||
|
||||
#ifdef PIC
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
# define LOAD_ARG \
|
||||
bcl 20,31,1f; \
|
||||
1: mflr r3; \
|
||||
addis r3,r3,_GLOBAL_OFFSET_TABLE_-1b@ha; \
|
||||
addi r3,r3,_GLOBAL_OFFSET_TABLE_-1b@l; \
|
||||
lwz r3,.LC0@got(r3)
|
||||
# else
|
||||
# define LOAD_ARG \
|
||||
bl _GLOBAL_OFFSET_TABLE_-4@local; \
|
||||
mflr r3; \
|
||||
lwz r3,.LC0@got(r3)
|
||||
# endif
|
||||
#else
|
||||
# define LOAD_ARG \
|
||||
lis r3,.LC0@ha; \
|
||||
|
||||
@ -36,17 +36,10 @@ ENTRY (BP_SYM (__brk))
|
||||
DO_CALL(SYS_ify(brk))
|
||||
lwz r6,8(r1)
|
||||
#ifdef PIC
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,1f
|
||||
1: mflr r5
|
||||
addis r5,r5,__curbrk-1b@ha
|
||||
stw r3,__curbrk-1b@l(r5)
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r5
|
||||
lwz r5,__curbrk@got(r5)
|
||||
stw r3,0(r5)
|
||||
# endif
|
||||
#else
|
||||
lis r4,__curbrk@ha
|
||||
stw r3,__curbrk@l(r4)
|
||||
|
||||
@ -145,15 +145,10 @@ ENTRY(__CONTEXT_FUNC_NAME)
|
||||
# ifdef __CONTEXT_ENABLE_VRS
|
||||
# ifdef PIC
|
||||
mflr r8
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,1f
|
||||
1: mflr r7
|
||||
addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
|
||||
addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r7
|
||||
# endif
|
||||
# ifdef SHARED
|
||||
lwz r7,_rtld_global_ro@got(r7)
|
||||
mtlr r8
|
||||
|
||||
@ -73,15 +73,10 @@ ENTRY(__CONTEXT_FUNC_NAME)
|
||||
|
||||
#ifdef PIC
|
||||
mflr r8
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,1f
|
||||
1: mflr r7
|
||||
addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
|
||||
addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r7
|
||||
# endif
|
||||
# ifdef SHARED
|
||||
lwz r7,_rtld_global_ro@got(r7)
|
||||
mtlr r8
|
||||
|
||||
@ -146,15 +146,10 @@ ENTRY(__CONTEXT_FUNC_NAME)
|
||||
|
||||
# ifdef PIC
|
||||
mflr r8
|
||||
# ifdef HAVE_ASM_PPC_REL16
|
||||
bcl 20,31,1f
|
||||
1: mflr r7
|
||||
addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
|
||||
addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
|
||||
# else
|
||||
bl _GLOBAL_OFFSET_TABLE_@local-4
|
||||
mflr r7
|
||||
# endif
|
||||
# ifdef SHARED
|
||||
lwz r7,_rtld_global_ro@got(r7)
|
||||
mtlr r8
|
||||
|
||||
Loading…
Reference in New Issue
Block a user