r191998 - in /trunk/gcc: ChangeLog config/i386/...

Tue Oct 2 19:49:00 GMT 2012

Author: hjl
Date: Tue Oct  2 19:49:01 2012
New Revision: 191998

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191998
Log:
Check SSE and YMM state support for -march=native

2012-10-02  H.J. Lu  <hongjiu.lu@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.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/driver-i386.c