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| author | H.J. Lu <hongjiu.lu@intel.com> | 2009-05-27 14:39:23 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2009-05-27 07:39:23 -0700 |
| commit | 634fa334d3a8cac5124fc120ac95a51e36b6a968 (patch) | |
| tree | 3b1b9377c258f144d1adc99c8c11a1b04ef8ca87 /gcc/config | |
| parent | f80735f6d4ac4310291e17bbee0c4182b0f1cafe (diff) | |
| download | gcc-634fa334d3a8cac5124fc120ac95a51e36b6a968.zip gcc-634fa334d3a8cac5124fc120ac95a51e36b6a968.tar.gz gcc-634fa334d3a8cac5124fc120ac95a51e36b6a968.tar.bz2 | |
re PR target/40266 (march-native gives -mno-sse4, but cpuinfo sse4_1)
2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/40266
* config/i386/driver-i386.c (host_detect_local_cpu): Support
AVX, SSE4, AES, PCLMUL and POPCNT.
From-SVN: r147913
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/i386/driver-i386.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c index 4fc0098..0364beae 100644 --- a/gcc/config/i386/driver-i386.c +++ b/gcc/config/i386/driver-i386.c @@ -378,7 +378,9 @@ const char *host_detect_local_cpu (int argc, const char **argv) /* Extended features */ unsigned int has_lahf_lm = 0, has_sse4a = 0; unsigned int has_longmode = 0, has_3dnowp = 0, has_3dnow = 0; - unsigned int has_movbe = 0; + 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; bool arch; @@ -415,8 +417,14 @@ const char *host_detect_local_cpu (int argc, const char **argv) has_sse3 = ecx & bit_SSE3; has_ssse3 = ecx & bit_SSSE3; + has_sse4_1 = ecx & bit_SSE4_1; + has_sse4_2 = ecx & bit_SSE4_2; + has_avx = ecx & bit_AVX; has_cmpxchg16b = ecx & bit_CMPXCHG16B; has_movbe = ecx & bit_MOVBE; + has_popcnt = ecx & bit_POPCNT; + has_aes = ecx & bit_AES; + has_pclmul = ecx & bit_PCLMUL; has_cmpxchg8b = edx & bit_CMPXCHG8B; has_cmov = edx & bit_CMOV; @@ -604,7 +612,19 @@ const char *host_detect_local_cpu (int argc, const char **argv) if (has_lahf_lm) options = concat (options, "-msahf ", NULL); if (has_movbe) - options = concat (options, "-mmovbe", NULL); + 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_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); } done: |