| commit | d7acb92fea932ad2e7846480aeacddc2c03c8485 | |
| author | H. Peter Anvin <hpa@linux.intel.com> | |
| Wed, 13 Oct 2010 23:00:29 +0000 (13 16:00 -0700) | ||
| committer | H. Peter Anvin <hpa@linux.intel.com> | |
| Wed, 13 Oct 2010 23:00:29 +0000 (13 16:00 -0700) | ||
| tree | 21675108634aff8885cb881a476acf7146191b87 | treesnapshot (tar.gz zip) |
| parent | 7fe977dab356fbd7e86aa10bf83891761107c57c | commitdiff |
x86-64, asm: If the assembler supports fxsave64, use it
Kbuild allows for us to probe for the existence of specific constructs
in the assembler, use them to find out if we can use fxsave64 and
permit the compiler to generate better code.
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Kbuild allows for us to probe for the existence of specific constructs
in the assembler, use them to find out if we can use fxsave64 and
permit the compiler to generate better code.
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
| arch/x86/Makefile | diffblobblamehistory | |
| arch/x86/include/asm/i387.h | diffblobblamehistory |