On Tue, Oct 2, 2012 at 9:35 PM, H.J. Lu <hjl.to...@gmail.com> wrote: > This patch checks SSE and YMM state support for -march=native. Tested > on Linux/x86-64. OK to install? > > 2012-10-02 H.J. Lu <hongjiu...@intel.com> > > PR target/54741 > * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New. > (XSTATE_FP): Likewise. > (XSTATE_SSE): Likewise. > (XSTATE_YMM): Likewise. > (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if > SSE and YMM states aren't supported.
OK for mainline and release branches. Thanks, Uros.
