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git://sourceware.org/git/glibc.git
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Update.
2004-03-07 Ulrich Drepper <drepper@redhat.com> * sysdeps/powerpc/elf/rtld-global-offsets.sym: Adjust for moving _dl_hwcap into _rtld_global_ro. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: Likewise. * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise. * sysdeps/powerpc/powerpc64/__longjmp-common.S: Likewise. * sysdeps/powerpc/powerpc64/setjmp-common.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
This commit is contained in:
Ulrich Drepper
parent
4166148912
commit
ef690addb5
15
ChangeLog
15
ChangeLog
@ -1,3 +1,18 @@
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2004-03-07 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/powerpc/elf/rtld-global-offsets.sym: Adjust for moving
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_dl_hwcap into _rtld_global_ro.
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* sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: Likewise.
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* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise.
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* sysdeps/powerpc/powerpc64/__longjmp-common.S: Likewise.
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* sysdeps/powerpc/powerpc64/setjmp-common.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/getcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S: Likewise.
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
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2004-03-07 Andreas Schwab <schwab@suse.de>
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* elf/dl-sym.c: Include <dl-tls.h> only when USE_TLS.
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@ -2,6 +2,6 @@
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#include <ldsodefs.h>
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#define rtdl_global_offsetof(mem) offsetof (struct rtld_global, mem)
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#define rtdl_global_ro_offsetof(mem) offsetof (struct rtld_global_ro, mem)
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RTLD_GLOBAL_DL_HWCAP_OFFSET rtdl_global_offsetof (_dl_hwcap)
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RTLD_GLOBAL_RO_DL_HWCAP_OFFSET rtdl_global_ro_offsetof (_dl_hwcap)
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@ -36,11 +36,11 @@ ENTRY (BP_SYM (__longjmp))
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r5
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# ifdef SHARED
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lwz r5,_rtld_global@got(r5)
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lwz r5,_rtld_global_ro@got(r5)
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mtlr r6
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lwz r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
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lwz r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
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# else
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lwz r5,_rtld_global@got(r5)
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lwz r5,_rtld_global_ro@got(r5)
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mtlr r6
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lwz r5,0(r5)
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# endif
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@ -79,11 +79,11 @@ ENTRY (BP_SYM (__sigsetjmp))
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r5
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#ifdef SHARED
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lwz r5,_rtld_global@got(r5)
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lwz r5,_rtld_global_ro@got(r5)
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mtlr r6
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lwz r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
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lwz r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
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#else
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lwz r5,_rtld_global@got(r5)
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lwz r5,_rtld_global_ro@got(r5)
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mtlr r6
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lwz r5,0(r5)
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#endif
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@ -32,11 +32,11 @@
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#ifndef __NO_VMX__
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.section ".toc","aw"
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.LC__dl_hwcap:
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#ifdef SHARED
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.tc _rtld_global[TC],_rtld_global
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#else
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# ifdef SHARED
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.tc _rtld_global_ro[TC],_rtld_global_ro
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# else
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.tc _dl_hwcap[TC],_dl_hwcap
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#endif
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# endif
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.section ".text"
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#endif
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@ -44,12 +44,12 @@ ENTRY (BP_SYM (__longjmp))
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CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
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#ifndef __NO_VMX__
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ld r5,.LC__dl_hwcap@toc(r2)
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#ifdef SHARED
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# ifdef SHARED
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/* Load _rtld-global._dl_hwcap. */
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ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
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#else
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ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
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# else
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ld r5,0(r5) /* Load extern _dl_hwcap. */
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#endif
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# endif
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andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
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beq no_vmx
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la r5,((JB_VRS)*8)(3)
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@ -63,7 +63,7 @@ ENTRY (BP_SYM (__longjmp))
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addi r5,r5,32
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lvx v21,0,r6
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vperm v20,v1,v21,v0
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#define load_misaligned_vmx_lo_loaded(loadvr,lovr,shiftvr,loadgpr,addgpr) \
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# define load_misaligned_vmx_lo_loaded(loadvr,lovr,shiftvr,loadgpr,addgpr) \
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addi addgpr,addgpr,32; \
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lvx lovr,0,loadgpr; \
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vperm loadvr,loadvr,lovr,shiftvr;
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@ -31,11 +31,11 @@
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#ifndef __NO_VMX__
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.section ".toc","aw"
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.LC__dl_hwcap:
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#ifdef SHARED
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.tc _rtld_global[TC],_rtld_global
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#else
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# ifdef SHARED
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.tc _rtld_global_ro[TC],_rtld_global_ro
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# else
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.tc _dl_hwcap[TC],_dl_hwcap
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#endif
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# endif
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.section ".text"
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#endif
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@ -85,12 +85,12 @@ ENTRY (BP_SYM (__sigsetjmp))
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stfd fp31,((JB_FPRS+17)*8)(3)
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#ifndef __NO_VMX__
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ld r5,.LC__dl_hwcap@toc(r2)
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#ifdef SHARED
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# ifdef SHARED
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/* Load _rtld-global._dl_hwcap. */
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ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
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#else
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ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
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# else
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ld r5,0(r5) /* Load extern _dl_hwcap. */
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#endif
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# endif
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andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
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beq no_vmx
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la r5,((JB_VRS)*8)(3)
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@ -114,7 +114,7 @@ ENTRY (BP_SYM (__sigsetjmp))
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vsel v20,v20,v2,v3
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stvx v5,0,r5
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#define save_2vmx_partial(savevr,prev_savevr,hivr,shiftvr,maskvr,savegpr,addgpr) \
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# define save_2vmx_partial(savevr,prev_savevr,hivr,shiftvr,maskvr,savegpr,addgpr) \
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addi addgpr,addgpr,32; \
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vperm savevr,savevr,savevr,shiftvr; \
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vsel hivr,prev_savevr,savevr,maskvr; \
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@ -121,15 +121,15 @@ ENTRY(__getcontext)
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mflr r8
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r7
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#ifdef SHARED
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# ifdef SHARED
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lwz r7,_rtld_global_ro@got(r7)
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mtlr r8
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lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
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#else
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lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
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# else
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lwz r7,_dl_hwcap@got(r7)
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mtlr r8
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lwz r7,0(r7)
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#endif
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# endif
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#else
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lis r7,_dl_hwcap@ha
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lwz r7,_dl_hwcap@l(r7)
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@ -54,20 +54,20 @@ ENTRY(__setcontext)
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bl JUMPTARGET(sigprocmask)
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cmpwi r3,0
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bne L(error_exit)
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#ifdef PIC
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mflr r8
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r7
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#ifdef SHARED
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lwz r7,_rtld_global@got(r7)
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# ifdef SHARED
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lwz r7,_rtld_global_ro@got(r7)
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mtlr r8
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lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
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#else
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lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
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# else
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lwz r7,_dl_hwcap@got(r7)
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mtlr r8
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lwz r7,0(r7)
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#endif
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# endif
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#else
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lis r7,_dl_hwcap@ha
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lwz r7,_dl_hwcap@l(r7)
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@ -75,100 +75,100 @@ ENTRY(__setcontext)
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andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
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la r10,(_UC_VREGS)(r31)
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beq L(has_no_vec)
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lwz r0,(32*16)(r10)
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li r9,(32*16)
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cmpwi r0,0
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mtspr VRSAVE,r0
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beq L(has_no_vec)
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beq L(has_no_vec)
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lvx v19,r9,r10
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la r9,(16)(r10)
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lvx v0,0,r10
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lvx v0,0,r10
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lvx v1,0,r9
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addi r10,r10,32
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addi r9,r9,32
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mtvscr v19
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lvx v2,0,r10
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lvx v2,0,r10
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lvx v3,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v4,0,r10
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lvx v4,0,r10
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lvx v5,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v6,0,r10
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lvx v6,0,r10
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lvx v7,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v8,0,r10
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lvx v8,0,r10
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lvx v9,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v10,0,r10
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lvx v10,0,r10
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lvx v11,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v12,0,r10
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lvx v12,0,r10
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lvx v13,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v14,0,r10
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lvx v14,0,r10
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lvx v15,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v16,0,r10
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lvx v16,0,r10
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lvx v17,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v18,0,r10
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lvx v18,0,r10
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lvx v11,0,r9
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addi r19,r10,32
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addi r9,r9,32
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lvx v20,0,r10
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lvx v20,0,r10
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lvx v21,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v22,0,r10
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lvx v22,0,r10
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lvx v23,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v24,0,r10
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lvx v24,0,r10
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lvx v25,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v26,0,r10
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lvx v26,0,r10
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lvx v27,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v28,0,r10
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lvx v28,0,r10
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lvx v29,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v30,0,r10
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lvx v30,0,r10
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lvx v31,0,r9
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addi r10,r10,32
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addi r9,r9,32
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lvx v10,0,r10
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lvx v10,0,r10
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lvx v11,0,r9
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L(has_no_vec):
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/* Restore the floating-point registers */
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lfd fp31,_UC_FREGS+(32*8)(r31)
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@ -254,7 +254,7 @@ L(error_exit):
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addi r1,r1,16
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mtlr r0
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blr
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L(do_sigret):
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addi r1,r3,-0xd0
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li r0,SYS_ify(rt_sigreturn)
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@ -381,7 +381,7 @@ L(novec_error_exit):
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addi r1,r1,16
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mtlr r0
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blr
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L(novec_do_sigret):
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addi r1,r3,-0xd0
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li r0,SYS_ify(rt_sigreturn)
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@ -123,15 +123,15 @@ ENTRY(__swapcontext)
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mflr r8
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r7
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#ifdef SHARED
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# ifdef SHARED
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lwz r7,_rtld_global_ro@got(r7)
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mtlr r8
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lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
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#else
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lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
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# else
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lwz r7,_dl_hwcap@got(r7)
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mtlr r8
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lwz r7,0(r7)
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#endif
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# endif
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#else
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lis r7,_dl_hwcap@ha
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lwz r7,_dl_hwcap@l(r7)
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@ -265,15 +265,15 @@ L(no_vec):
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mflr r8
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bl _GLOBAL_OFFSET_TABLE_@local-4
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mflr r7
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#ifdef SHARED
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# ifdef SHARED
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lwz r7,_rtld_global_ro@got(r7)
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mtlr r8
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lwz r7,RTLD_GLOBAL_DL_HWCAP_OFFSET(r7)
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#else
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lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
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# else
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lwz r7,_dl_hwcap@got(r7)
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mtlr r8
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lwz r7,0(r7)
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#endif
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# endif
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#else
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lis r7,_dl_hwcap@ha
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lwz r7,_dl_hwcap@l(r7)
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@ -268,12 +268,12 @@ ENTRY(__getcontext)
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ld r5,.LC__dl_hwcap@toc(r2)
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li r10,0
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#ifdef SHARED
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# ifdef SHARED
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/* Load _rtld-global._dl_hwcap. */
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ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
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#else
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ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
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# else
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ld r5,0(r5) /* Load extern _dl_hwcap. */
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#endif
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# endif
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andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
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beq L(has_no_vec)
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@ -59,41 +59,41 @@ ENTRY(__novec_setcontext)
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bne L(nv_error_exit)
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lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
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lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
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mtfsf 0xff,fp0
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
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lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
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lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
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lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
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lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
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lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
|
||||
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
|
||||
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
|
||||
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
|
||||
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
|
||||
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
|
||||
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
|
||||
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
|
||||
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
|
||||
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
|
||||
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
|
||||
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
|
||||
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
|
||||
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
|
||||
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
|
||||
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
|
||||
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
|
||||
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
|
||||
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
|
||||
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
|
||||
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
|
||||
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
|
||||
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
|
||||
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
|
||||
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
|
||||
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
|
||||
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
|
||||
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
|
||||
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
|
||||
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
|
||||
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
|
||||
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
|
||||
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
|
||||
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
|
||||
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
|
||||
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
|
||||
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
|
||||
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
|
||||
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
|
||||
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
|
||||
mtlr r0
|
||||
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
|
||||
@ -129,33 +129,33 @@ ENTRY(__novec_setcontext)
|
||||
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
|
||||
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
|
||||
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
|
||||
|
||||
|
||||
/* Now we branch to the "Next Instruction Pointer" from the saved
|
||||
context. With the powerpc64 instruction set there is no good way to
|
||||
context. With the powerpc64 instruction set there is no good way to
|
||||
do this (from user state) without clobbering either the LR or CTR.
|
||||
The makecontext and swapcontext functions depend on the callers
|
||||
The makecontext and swapcontext functions depend on the callers
|
||||
LR being preserved so we use the CTR. */
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
|
||||
mtctr r0
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
|
||||
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
|
||||
bctr
|
||||
|
||||
|
||||
L(nv_error_exit):
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
addi r1,r1,128
|
||||
mtlr r0
|
||||
ld r31,-8(r1)
|
||||
blr
|
||||
|
||||
/* At this point we assume that the ucontext was created by a
|
||||
rt_signal and we should use rt_sigreturn to restore the original
|
||||
state. As of the 2.4.21 kernel the ucontext is the first thing
|
||||
(offset 0) in the rt_signal frame and rt_sigreturn expects the
|
||||
ucontext address in R1. Normally the rt-signal trampoline handles
|
||||
this by popping dummy frame before the rt_signal syscall. In our
|
||||
case the stack may not be in its original (signal handler return with
|
||||
R1 pointing at the dummy frame) state. We do have the ucontext
|
||||
/* At this point we assume that the ucontext was created by a
|
||||
rt_signal and we should use rt_sigreturn to restore the original
|
||||
state. As of the 2.4.21 kernel the ucontext is the first thing
|
||||
(offset 0) in the rt_signal frame and rt_sigreturn expects the
|
||||
ucontext address in R1. Normally the rt-signal trampoline handles
|
||||
this by popping dummy frame before the rt_signal syscall. In our
|
||||
case the stack may not be in its original (signal handler return with
|
||||
R1 pointing at the dummy frame) state. We do have the ucontext
|
||||
address in R3, so simply copy R3 to R1 before the syscall. */
|
||||
L(nv_do_sigret):
|
||||
mr r1,r3,
|
||||
@ -171,7 +171,7 @@ L(nv_do_sigret):
|
||||
bl JUMPTARGET(__syscall_error)
|
||||
nop
|
||||
li r3,-1
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
addi r1,r1,128
|
||||
mtlr r0
|
||||
blr
|
||||
@ -186,7 +186,7 @@ compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3)
|
||||
.section ".toc","aw"
|
||||
.LC__dl_hwcap:
|
||||
#ifdef SHARED
|
||||
.tc _rtld_global[TC],_rtld_global
|
||||
.tc _rtld_global_ro[TC],_rtld_global_ro
|
||||
#else
|
||||
.tc _dl_hwcap[TC],_dl_hwcap
|
||||
#endif
|
||||
@ -221,153 +221,153 @@ ENTRY(__setcontext)
|
||||
nop
|
||||
cmpdi r3,0
|
||||
bne L(error_exit)
|
||||
|
||||
|
||||
ld r5,.LC__dl_hwcap@toc(r2)
|
||||
ld r10,(SIGCONTEXT_V_REGS_PTR)(r31)
|
||||
#ifdef SHARED
|
||||
# ifdef SHARED
|
||||
/* Load _rtld-global._dl_hwcap. */
|
||||
ld r5,RTLD_GLOBAL_DL_HWCAP_OFFSET(r5)
|
||||
#else
|
||||
ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5)
|
||||
# else
|
||||
ld r5,0(r5) /* Load extern _dl_hwcap. */
|
||||
#endif
|
||||
# endif
|
||||
andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16)
|
||||
beq L(has_no_vec)
|
||||
|
||||
|
||||
cmpdi r10,0
|
||||
beq L(has_no_vec)
|
||||
lwz r0,(33*16)(r10)
|
||||
|
||||
|
||||
li r9,(16*32)
|
||||
mtspr VRSAVE,r0
|
||||
cmpwi r0,0
|
||||
beq L(has_no_vec)
|
||||
|
||||
beq L(has_no_vec)
|
||||
|
||||
lvx v19,r9,r10
|
||||
la r9,(16)(r10)
|
||||
|
||||
lvx v0,0,r10
|
||||
|
||||
lvx v0,0,r10
|
||||
lvx v1,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
|
||||
mtvscr v19
|
||||
lvx v2,0,r10
|
||||
lvx v2,0,r10
|
||||
lvx v3,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v4,0,r10
|
||||
|
||||
lvx v4,0,r10
|
||||
lvx v5,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v6,0,r10
|
||||
|
||||
lvx v6,0,r10
|
||||
lvx v7,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v8,0,r10
|
||||
|
||||
lvx v8,0,r10
|
||||
lvx v9,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v10,0,r10
|
||||
|
||||
lvx v10,0,r10
|
||||
lvx v11,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v12,0,r10
|
||||
|
||||
lvx v12,0,r10
|
||||
lvx v13,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v14,0,r10
|
||||
|
||||
lvx v14,0,r10
|
||||
lvx v15,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v16,0,r10
|
||||
|
||||
lvx v16,0,r10
|
||||
lvx v17,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v18,0,r10
|
||||
|
||||
lvx v18,0,r10
|
||||
lvx v11,0,r9
|
||||
addi r19,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v20,0,r10
|
||||
|
||||
lvx v20,0,r10
|
||||
lvx v21,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v22,0,r10
|
||||
|
||||
lvx v22,0,r10
|
||||
lvx v23,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v24,0,r10
|
||||
|
||||
lvx v24,0,r10
|
||||
lvx v25,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v26,0,r10
|
||||
|
||||
lvx v26,0,r10
|
||||
lvx v27,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v28,0,r10
|
||||
|
||||
lvx v28,0,r10
|
||||
lvx v29,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v30,0,r10
|
||||
|
||||
lvx v30,0,r10
|
||||
lvx v31,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
lvx v10,0,r10
|
||||
|
||||
lvx v10,0,r10
|
||||
lvx v11,0,r9
|
||||
addi r10,r10,32
|
||||
addi r9,r9,32
|
||||
|
||||
|
||||
L(has_no_vec):
|
||||
lfd fp0,(SIGCONTEXT_FP_REGS+(32*8))(r31)
|
||||
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
|
||||
lfd fp31,(SIGCONTEXT_FP_REGS+(PT_R31*8))(r31)
|
||||
lfd fp30,(SIGCONTEXT_FP_REGS+(PT_R30*8))(r31)
|
||||
mtfsf 0xff,fp0
|
||||
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
|
||||
lfd fp29,(SIGCONTEXT_FP_REGS+(PT_R29*8))(r31)
|
||||
lfd fp28,(SIGCONTEXT_FP_REGS+(PT_R28*8))(r31)
|
||||
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
|
||||
lfd fp27,(SIGCONTEXT_FP_REGS+(PT_R27*8))(r31)
|
||||
lfd fp26,(SIGCONTEXT_FP_REGS+(PT_R26*8))(r31)
|
||||
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
|
||||
lfd fp25,(SIGCONTEXT_FP_REGS+(PT_R25*8))(r31)
|
||||
lfd fp24,(SIGCONTEXT_FP_REGS+(PT_R24*8))(r31)
|
||||
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
|
||||
lfd fp23,(SIGCONTEXT_FP_REGS+(PT_R23*8))(r31)
|
||||
lfd fp22,(SIGCONTEXT_FP_REGS+(PT_R22*8))(r31)
|
||||
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
|
||||
lfd fp21,(SIGCONTEXT_FP_REGS+(PT_R21*8))(r31)
|
||||
lfd fp20,(SIGCONTEXT_FP_REGS+(PT_R20*8))(r31)
|
||||
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
|
||||
lfd fp19,(SIGCONTEXT_FP_REGS+(PT_R19*8))(r31)
|
||||
lfd fp18,(SIGCONTEXT_FP_REGS+(PT_R18*8))(r31)
|
||||
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
|
||||
lfd fp17,(SIGCONTEXT_FP_REGS+(PT_R17*8))(r31)
|
||||
lfd fp16,(SIGCONTEXT_FP_REGS+(PT_R16*8))(r31)
|
||||
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
|
||||
lfd fp15,(SIGCONTEXT_FP_REGS+(PT_R15*8))(r31)
|
||||
lfd fp14,(SIGCONTEXT_FP_REGS+(PT_R14*8))(r31)
|
||||
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
|
||||
lfd fp13,(SIGCONTEXT_FP_REGS+(PT_R13*8))(r31)
|
||||
lfd fp12,(SIGCONTEXT_FP_REGS+(PT_R12*8))(r31)
|
||||
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
|
||||
lfd fp11,(SIGCONTEXT_FP_REGS+(PT_R11*8))(r31)
|
||||
lfd fp10,(SIGCONTEXT_FP_REGS+(PT_R10*8))(r31)
|
||||
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
|
||||
lfd fp9,(SIGCONTEXT_FP_REGS+(PT_R9*8))(r31)
|
||||
lfd fp8,(SIGCONTEXT_FP_REGS+(PT_R8*8))(r31)
|
||||
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
|
||||
lfd fp7,(SIGCONTEXT_FP_REGS+(PT_R7*8))(r31)
|
||||
lfd fp6,(SIGCONTEXT_FP_REGS+(PT_R6*8))(r31)
|
||||
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
|
||||
lfd fp5,(SIGCONTEXT_FP_REGS+(PT_R5*8))(r31)
|
||||
lfd fp4,(SIGCONTEXT_FP_REGS+(PT_R4*8))(r31)
|
||||
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
|
||||
lfd fp3,(SIGCONTEXT_FP_REGS+(PT_R3*8))(r31)
|
||||
lfd fp2,(SIGCONTEXT_FP_REGS+(PT_R2*8))(r31)
|
||||
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
|
||||
lfd fp1,(SIGCONTEXT_FP_REGS+(PT_R1*8))(r31)
|
||||
lfd fp0,(SIGCONTEXT_FP_REGS+(PT_R0*8))(r31)
|
||||
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
|
||||
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_LNK*8))(r31)
|
||||
ld r1,(SIGCONTEXT_GP_REGS+(PT_R1*8))(r31)
|
||||
mtlr r0
|
||||
ld r2,(SIGCONTEXT_GP_REGS+(PT_R2*8))(r31)
|
||||
@ -403,33 +403,33 @@ L(has_no_vec):
|
||||
ld r28,(SIGCONTEXT_GP_REGS+(PT_R28*8))(r31)
|
||||
ld r29,(SIGCONTEXT_GP_REGS+(PT_R29*8))(r31)
|
||||
ld r30,(SIGCONTEXT_GP_REGS+(PT_R30*8))(r31)
|
||||
|
||||
|
||||
/* Now we branch to the "Next Instruction Pointer" from the saved
|
||||
context. With the powerpc64 instruction set there is no good way to
|
||||
context. With the powerpc64 instruction set there is no good way to
|
||||
do this (from user state) without clobbering either the LR or CTR.
|
||||
The makecontext and swapcontext functions depend on the callers
|
||||
The makecontext and swapcontext functions depend on the callers
|
||||
LR being preserved so we use the CTR. */
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_NIP*8))(r31)
|
||||
mtctr r0
|
||||
ld r0,(SIGCONTEXT_GP_REGS+(PT_R0*8))(r31)
|
||||
ld r31,(SIGCONTEXT_GP_REGS+(PT_R31*8))(r31)
|
||||
bctr
|
||||
|
||||
|
||||
L(error_exit):
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
addi r1,r1,128
|
||||
mtlr r0
|
||||
ld r31,-8(r1)
|
||||
blr
|
||||
|
||||
/* At this point we assume that the ucontext was created by a
|
||||
rt_signal and we should use rt_sigreturn to restore the original
|
||||
state. As of the 2.4.21 kernel the ucontext is the first thing
|
||||
(offset 0) in the rt_signal frame and rt_sigreturn expects the
|
||||
ucontext address in R1. Normally the rt-signal trampoline handles
|
||||
this by popping dummy frame before the rt_signal syscall. In our
|
||||
case the stack may not be in its original (signal handler return with
|
||||
R1 pointing at the dummy frame) state. We do have the ucontext
|
||||
/* At this point we assume that the ucontext was created by a
|
||||
rt_signal and we should use rt_sigreturn to restore the original
|
||||
state. As of the 2.4.21 kernel the ucontext is the first thing
|
||||
(offset 0) in the rt_signal frame and rt_sigreturn expects the
|
||||
ucontext address in R1. Normally the rt-signal trampoline handles
|
||||
this by popping dummy frame before the rt_signal syscall. In our
|
||||
case the stack may not be in its original (signal handler return with
|
||||
R1 pointing at the dummy frame) state. We do have the ucontext
|
||||
address in R3, so simply copy R3 to R1 before the syscall. */
|
||||
L(do_sigret):
|
||||
mr r1,r3,
|
||||
@ -445,7 +445,7 @@ L(do_sigret):
|
||||
bl JUMPTARGET(__syscall_error)
|
||||
nop
|
||||
li r3,-1
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
ld r0,128+FRAME_LR_SAVE(r1)
|
||||
addi r1,r1,128
|
||||
mtlr r0
|
||||
blr
|
||||
|
||||
@ -393,7 +393,7 @@ ENTRY(__swapcontext)
|
||||
li r10,0
|
||||
#ifdef SHARED
|
||||
/* Load _rtld-global._dl_hwcap. */
|
||||
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
|
||||
ld r8,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r8)
|
||||
#else
|
||||
ld r8,0(r8) /* Load extern _dl_hwcap. */
|
||||
#endif
|
||||
@ -527,12 +527,12 @@ L(has_no_vec):
|
||||
|
||||
ld r8,.LC__dl_hwcap@toc(r2)
|
||||
ld r10,(SIGCONTEXT_V_REGS_PTR)(r31)
|
||||
#ifdef SHARED
|
||||
# ifdef SHARED
|
||||
/* Load _rtld-global._dl_hwcap. */
|
||||
ld r8,RTLD_GLOBAL_DL_HWCAP_OFFSET(r8)
|
||||
#else
|
||||
ld r8,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r8)
|
||||
# else
|
||||
ld r8,0(r8) /* Load extern _dl_hwcap. */
|
||||
#endif
|
||||
# endif
|
||||
andis. r8,r8,(PPC_FEATURE_HAS_ALTIVEC >> 16)
|
||||
beq L(has_no_vec2)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user