From 02f04a6c7fea2b474b026bbce721d8c658d71fda Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Sat, 17 Aug 2013 18:36:11 +0930 Subject: PowerPC LE _dl_hwcap access http://sourceware.org/ml/libc-alpha/2013-08/msg00091.html More LE support, correcting word accesses to _dl_hwcap. * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S: Use HIWORD/LOWORD. * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S: Ditto. * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S: Ditto. --- .../sysv/linux/powerpc/powerpc32/getcontext-common.S | 8 ++++---- .../sysv/linux/powerpc/powerpc32/setcontext-common.S | 8 ++++---- .../sysv/linux/powerpc/powerpc32/swapcontext-common.S | 16 ++++++++-------- 3 files changed, 16 insertions(+), 16 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S index 6330780378..14f39d6611 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S @@ -151,15 +151,15 @@ ENTRY(__CONTEXT_FUNC_NAME) # ifdef SHARED lwz r7,_rtld_global_ro@got(r7) mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+4(r7) + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+LOWORD(r7) # else lwz r7,_dl_hwcap@got(r7) mtlr r8 - lwz r7,4(r7) + lwz r7,LOWORD(r7) # endif # else - lis r7,(_dl_hwcap+4)@ha - lwz r7,(_dl_hwcap+4)@l(r7) + lis r7,(_dl_hwcap+LOWORD)@ha + lwz r7,(_dl_hwcap+LOWORD)@l(r7) # endif andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S index bedebf0acf..f980d282ae 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S @@ -79,15 +79,15 @@ ENTRY(__CONTEXT_FUNC_NAME) # ifdef SHARED lwz r7,_rtld_global_ro@got(r7) mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+4(r7) + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+LOWORD(r7) # else lwz r7,_dl_hwcap@got(r7) mtlr r8 - lwz r7,4(r7) + lwz r7,LOWORD(r7) # endif #else - lis r7,(_dl_hwcap+4)@ha - lwz r7,(_dl_hwcap+4)@l(r7) + lis r7,(_dl_hwcap+LOWORD)@ha + lwz r7,(_dl_hwcap+LOWORD)@l(r7) #endif #ifdef __CONTEXT_ENABLE_FPRS diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S index 21c2e1fc7d..90d7d72128 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S @@ -152,15 +152,15 @@ ENTRY(__CONTEXT_FUNC_NAME) # ifdef SHARED lwz r7,_rtld_global_ro@got(r7) mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+4(r7) + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+LOWORD(r7) # else lwz r7,_dl_hwcap@got(r7) mtlr r8 - lwz r7,4(r7) + lwz r7,LOWORD(r7) # endif # else - lis r7,(_dl_hwcap+4)@ha - lwz r7,(_dl_hwcap+4)@l(r7) + lis r7,(_dl_hwcap+LOWORD)@ha + lwz r7,(_dl_hwcap+LOWORD)@l(r7) # endif # ifdef __CONTEXT_ENABLE_VRS @@ -308,14 +308,14 @@ ENTRY(__CONTEXT_FUNC_NAME) mtlr r8 # ifdef SHARED lwz r7,_rtld_global_ro@got(r7) - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+4(r7) + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET+LOWORD(r7) # else lwz r7,_dl_hwcap@got(r7) - lwz r7,4(r7) + lwz r7,LOWORD(r7) # endif # else - lis r7,(_dl_hwcap+4)@ha - lwz r7,(_dl_hwcap+4)@l(r7) + lis r7,(_dl_hwcap+LOWORD)@ha + lwz r7,(_dl_hwcap+LOWORD)@l(r7) # endif andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) la r10,(_UC_VREGS)(r31) -- cgit 1.4.1