Author: davidxu
Date: Tue Jul 10 01:47:11 2012
New Revision: 238328
URL: http://svn.freebsd.org/changeset/base/238328
Log:
Executing CPUID with EAX set to 1 to actually get feature flags.
PR: 169730
Modified:
head/lib/libc/i386/gen/getcontextx.c
Modified: head/lib/libc/i386/gen/getcontextx.c
==============================================================================
--- head/lib/libc/i386/gen/getcontextx.c Tue Jul 10 01:32:52 2012
(r238327)
+++ head/lib/libc/i386/gen/getcontextx.c Tue Jul 10 01:47:11 2012
(r238328)
@@ -68,7 +68,7 @@ __getcontextx_size(void)
" movl %%ebx,%1\n"
" popl %%ebx\n"
: "=a" (p[0]), "=r" (p[1]), "=c" (p[2]), "=d" (p[3])
- : "0" (0x0));
+ : "0" (0x1));
if ((p[2] & CPUID2_OSXSAVE) != 0) {
__asm __volatile(
" pushl %%ebx\n"
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