From 76a02e42c00f4e2d79087c77f0c7970d24f4c3c0 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Fri, 11 May 2012 11:12:42 +0000 Subject: [PATCH] Add RTM support to -march=native * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM. From-SVN: r187400 --- gcc/ChangeLog | 5 +++++ gcc/config/i386/driver-i386.c | 6 ++++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e6f59c48457..8e8b3fa11f6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2012-05-11 H.J. Lu + + * config/i386/driver-i386.c (host_detect_local_cpu): Support + RTM. + 2012-05-11 Jan Hubicka PR bootstrap/53300 diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c index 8fe7ab828b4..e93e8d9e5e7 100644 --- a/gcc/config/i386/driver-i386.c +++ b/gcc/config/i386/driver-i386.c @@ -397,7 +397,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) unsigned int has_pclmul = 0, has_abm = 0, has_lwp = 0; unsigned int has_fma = 0, has_fma4 = 0, has_xop = 0; unsigned int has_bmi = 0, has_bmi2 = 0, has_tbm = 0, has_lzcnt = 0; - unsigned int has_hle = 0; + unsigned int has_hle = 0, has_rtm = 0; bool arch; @@ -458,6 +458,7 @@ const char *host_detect_local_cpu (int argc, const char **argv) has_bmi = ebx & bit_BMI; has_hle = ebx & bit_HLE; + has_rtm = ebx & bit_RTM; has_avx2 = ebx & bit_AVX2; has_bmi2 = ebx & bit_BMI2; } @@ -731,10 +732,11 @@ const char *host_detect_local_cpu (int argc, const char **argv) const char *sse4_1 = has_sse4_1 ? " -msse4.1" : " -mno-sse4.1"; const char *lzcnt = has_lzcnt ? " -mlzcnt" : " -mno-lzcnt"; const char *hle = has_hle ? " -mhle" : " -mno-hle"; + const char *rtm = has_rtm ? " -mrtm" : " -mno-rtm"; options = concat (options, cx16, sahf, movbe, ase, pclmul, popcnt, abm, lwp, fma, fma4, xop, bmi, bmi2, - tbm, avx, avx2, sse4_2, sse4_1, lzcnt, + tbm, avx, avx2, sse4_2, sse4_1, lzcnt, rtm, hle, NULL); } -- 2.30.2