diff options
| author | Khem Raj <raj.khem@gmail.com> | 2011-06-12 20:56:57 -0700 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2011-06-14 14:37:31 +0100 |
| commit | 3968f33b6542cf20cf63cf49bfbc033bd2486295 (patch) | |
| tree | 2bdb5e2f692a3bd3ecadbf2b4c7dc9f54485c737 /meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch | |
| parent | 022ca1d1357caafdfe23aa9ab82f90ba89b6942b (diff) | |
| download | openembedded-core-3968f33b6542cf20cf63cf49bfbc033bd2486295.tar.gz openembedded-core-3968f33b6542cf20cf63cf49bfbc033bd2486295.tar.bz2 openembedded-core-3968f33b6542cf20cf63cf49bfbc033bd2486295.tar.xz openembedded-core-3968f33b6542cf20cf63cf49bfbc033bd2486295.zip | |
gcc-4.6.0: Bring in patches from FSF 4.6 branch
This brings in new patches from 4.6 release branch
updates the comment section of existing branch to not
contain patch numbers.
Tested build on qemu for arm ppc mips x86 and x86_64
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch b/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch new file mode 100644 index 000000000..b9ffa5798 --- /dev/null +++ b/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0306-PR-target-49104.patch @@ -0,0 +1,63 @@ +From 19444be5c75a1e7bcc7f2490a3503947d4904b64 Mon Sep 17 00:00:00 2001 +From: uros <uros@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Sun, 22 May 2011 19:14:50 +0000 +Subject: [PATCH] PR target/49104 + * config/i386/cpuid.h (bit_MMXEXT): New define. + +libcpp/ChangeLog: + +2011-05-22 Uros Bizjak <ubizjak@gmail.com> + + PR target/49104 + * lex.c (init_vectorized_lexer): Do not set "minimum" when __3dNOW_A__ + is defined. Check bit_MMXEXT and bit_CMOV to use search_line_mmx. + + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@174038 138bc75d-0d04-0410-961f-82ee72b054a4 + +index e9d0fab..3c3f47b 100644 +--- a/gcc/config/i386/cpuid.h ++++ b/gcc/config/i386/cpuid.h +@@ -57,6 +57,7 @@ + #define bit_TBM (1 << 21) + + /* %edx */ ++#define bit_MMXEXT (1 << 22) + #define bit_LM (1 << 29) + #define bit_3DNOWP (1 << 30) + #define bit_3DNOW (1 << 31) +index 3bf4886..6c3be71 100644 +--- a/libcpp/lex.c ++++ b/libcpp/lex.c +@@ -294,7 +294,7 @@ static const char repl_chars[4][16] __attribute__((aligned(16))) = { + /* A version of the fast scanner using MMX vectorized byte compare insns. + + This uses the PMOVMSKB instruction which was introduced with "MMX2", +- which was packaged into SSE1; it is also present in the AMD 3dNOW-A ++ which was packaged into SSE1; it is also present in the AMD MMX + extension. Mark the function as using "sse" so that we emit a real + "emms" instruction, rather than the 3dNOW "femms" instruction. */ + +@@ -488,7 +488,7 @@ init_vectorized_lexer (void) + minimum = 3; + #elif defined(__SSE2__) + minimum = 2; +-#elif defined(__SSE__) || defined(__3dNOW_A__) ++#elif defined(__SSE__) + minimum = 1; + #endif + +@@ -505,7 +505,8 @@ init_vectorized_lexer (void) + } + else if (__get_cpuid (0x80000001, &dummy, &dummy, &dummy, &edx)) + { +- if (minimum == 1 || edx & bit_3DNOWP) ++ if (minimum == 1 ++ || (edx & (bit_MMXEXT | bit_CMOV)) == (bit_MMXEXT | bit_CMOV)) + impl = search_line_mmx; + } + +-- +1.7.0.4 + |