diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0316-Always-add-mno-XXX-for-march-native.patch')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0316-Always-add-mno-XXX-for-march-native.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0316-Always-add-mno-XXX-for-march-native.patch b/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0316-Always-add-mno-XXX-for-march-native.patch new file mode 100644 index 0000000000..b32aaa9c99 --- /dev/null +++ b/meta/recipes-devtools/gcc/gcc-4.6.0/gcc-4_6-branch-backports/0316-Always-add-mno-XXX-for-march-native.patch @@ -0,0 +1,98 @@ +From c6d129bd59a33539ec842283252e7ace52a82838 Mon Sep 17 00:00:00 2001 +From: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> +Date: Tue, 24 May 2011 17:41:51 +0000 +Subject: [PATCH] Always add -mno-XXX for -march=native. + +2011-05-24 H.J. Lu <hongjiu.lu@intel.com> + + Backport from mainline + 2011-05-24 H.J. Lu <hongjiu.lu@intel.com> + + PR target/49128 + * config/i386/driver-i386.c (host_detect_local_cpu): Always + add -mno-XXX. Handle FMA. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_6-branch@174127 138bc75d-0d04-0410-961f-82ee72b054a4 + +index 35962c8..747122b 100644 +--- a/gcc/config/i386/driver-i386.c ++++ b/gcc/config/i386/driver-i386.c +@@ -395,7 +395,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) + unsigned int has_movbe = 0, has_sse4_1 = 0, has_sse4_2 = 0; + unsigned int has_popcnt = 0, has_aes = 0, has_avx = 0; + unsigned int has_pclmul = 0, has_abm = 0, has_lwp = 0; +- unsigned int has_fma4 = 0, has_xop = 0; ++ unsigned int has_fma = 0, has_fma4 = 0, has_xop = 0; + unsigned int has_bmi = 0, has_tbm = 0; + + bool arch; +@@ -443,6 +443,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) + has_popcnt = ecx & bit_POPCNT; + has_aes = ecx & bit_AES; + has_pclmul = ecx & bit_PCLMUL; ++ has_fma = ecx & bit_FMA; + + has_cmpxchg8b = edx & bit_CMPXCHG8B; + has_cmov = edx & bit_CMOV; +@@ -681,37 +682,26 @@ const char *host_detect_local_cpu (int argc, const char **argv) + + if (arch) + { +- if (has_cmpxchg16b) +- options = concat (options, " -mcx16", NULL); +- if (has_lahf_lm) +- options = concat (options, " -msahf", NULL); +- if (has_movbe) +- options = concat (options, " -mmovbe", NULL); +- if (has_aes) +- options = concat (options, " -maes", NULL); +- if (has_pclmul) +- options = concat (options, " -mpclmul", NULL); +- if (has_popcnt) +- options = concat (options, " -mpopcnt", NULL); +- if (has_abm) +- options = concat (options, " -mabm", NULL); +- if (has_lwp) +- options = concat (options, " -mlwp", NULL); +- if (has_fma4) +- options = concat (options, " -mfma4", NULL); +- if (has_xop) +- options = concat (options, " -mxop", NULL); +- if (has_bmi) +- options = concat (options, " -mbmi", NULL); +- if (has_tbm) +- options = concat (options, " -mtbm", NULL); +- +- if (has_avx) +- options = concat (options, " -mavx", NULL); +- else if (has_sse4_2) +- options = concat (options, " -msse4.2", NULL); +- else if (has_sse4_1) +- options = concat (options, " -msse4.1", NULL); ++ const char *cx16 = has_cmpxchg16b ? " -mcx16" : " -mno-cx16"; ++ const char *sahf = has_lahf_lm ? " -msahf" : " -mno-sahf"; ++ const char *movbe = has_movbe ? " -mmovbe" : " -mno-movbe"; ++ const char *ase = has_aes ? " -maes" : " -mno-aes"; ++ const char *pclmul = has_pclmul ? " -mpclmul" : " -mno-pclmul"; ++ const char *popcnt = has_popcnt ? " -mpopcnt" : " -mno-popcnt"; ++ const char *abm = has_abm ? " -mabm" : " -mno-abm"; ++ const char *lwp = has_lwp ? " -mlwp" : " -mno-lwp"; ++ const char *fma = has_fma ? " -mfma" : " -mno-fma"; ++ const char *fma4 = has_fma4 ? " -mfma4" : " -mno-fma4"; ++ const char *xop = has_xop ? " -mxop" : " -mno-xop"; ++ const char *bmi = has_bmi ? " -mbmi" : " -mno-bmi"; ++ const char *tbm = has_tbm ? " -mtbm" : " -mno-tbm"; ++ const char *avx = has_avx ? " -mavx" : " -mno-avx"; ++ const char *sse4_2 = has_sse4_2 ? " -msse4.2" : " -mno-msse4.2"; ++ const char *sse4_1 = has_sse4_1 ? " -msse4.1" : " -mno-sse4.1"; ++ ++ options = concat (options, cx16, sahf, movbe, ase, pclmul, ++ popcnt, abm, lwp, fma, fma4, xop, bmi, tbm, ++ avx, sse4_2, sse4_1, NULL); + } + + done: +-- +1.7.0.4 + |