From: Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
Date: Wed, 3 Oct 2012 17:46:47 +0000 (+0000)
Subject: Fix SSE and YMM state support check logic for -march=native
X-Git-Tag: misc/gccgo-go1_1_2~443
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=953ac96606791f50ed0c4bdc886b79279cda9e35;p=thirdparty%2Fgcc.git

Fix SSE and YMM state support check logic for -march=native

	*  config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
	in SSE and YMM state support check for -march=native.

From-SVN: r192044
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 23515ec1a655..2bfafc5e60ce 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-10-03  Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
+
+	*  config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
+	in SSE and YMM state support check for -march=native.
+
 2012-10-03  Nick Clifton  <nickc@redhat.com>
 
 	* config/rx/rx.c (struct decl_chain): New local structure.
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c
index 4dffc51e4c9f..36d80b1e6217 100644
--- a/gcc/config/i386/driver-i386.c
+++ b/gcc/config/i386/driver-i386.c
@@ -473,7 +473,8 @@ const char *host_detect_local_cpu (int argc, const char **argv)
 	 : "c" (XCR_XFEATURE_ENABLED_MASK));
 
   /* Check if SSE and YMM states are supported.  */
-  if ((eax & (XSTATE_SSE | XSTATE_YMM)) == (XSTATE_SSE | XSTATE_YMM))
+  if (!has_osxsave
+      || (eax & (XSTATE_SSE | XSTATE_YMM)) != (XSTATE_SSE | XSTATE_YMM))
     {
       has_avx = 0;
       has_avx2 = 0;