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| author | Ryan S. Arnold <rsa@us.ibm.com> | 2011-02-17 00:59:15 -0500 |
|---|---|---|
| committer | Petr Baudis <pasky@suse.cz> | 2011-05-26 23:57:08 +0200 |
| commit | 758c66a2344d9c88f320e180d785f214f77f9943 (patch) | |
| tree | 850033596fc3072c56756129cbb7bf53e72f7af4 | |
| parent | 44092c71f67e4dbf9c56c7a7aff06bd7e81446b0 (diff) | |
| download | glibc-758c66a2344d9c88f320e180d785f214f77f9943.tar.gz glibc-758c66a2344d9c88f320e180d785f214f77f9943.tar.xz glibc-758c66a2344d9c88f320e180d785f214f77f9943.zip | |
Disable VSX usage in rtld.c to prevent TOC ref before relocs are resolved.
(cherry picked from commit 2206397e1c46f69fb20eeb3de1920d3a7014c325)
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power7/Makefile | 5 |
2 files changed, 12 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index 08bb5de111..9d07a907f3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2011-02-15 Ryan S. Arnold <rsa@us.ibm.com> + + * sysdeps/powerpc/powerpc64/power7/Makefile: New file which adds + -mno-vsx to the CFLAGS-rtld.c variable to avoid using VSX registers and + insns in _dl_start to prevent a TOC reference before relocs are + resolved. + 2011-02-11 Jakub Jelinek <jakub@redhat.com> * stdio-common/printf-parsemb.c (__parse_one_specmb): Handle diff --git a/sysdeps/powerpc/powerpc64/power7/Makefile b/sysdeps/powerpc/powerpc64/power7/Makefile new file mode 100644 index 0000000000..b0f45205b9 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/power7/Makefile @@ -0,0 +1,5 @@ +ifeq ($(subdir),elf) +# Prevent the use of VSX registers and insns in _dl_start, which under -O3 +# optimization may require a TOC reference before relocations are resolved. +CFLAGS-rtld.c += -mno-vsx +endif |