[X86] Fix typo in comment. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307522 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2017-07-10 06:09:22 +00:00
parent 3c7da1cd61
commit 12a230f4b4

View File

@ -448,7 +448,7 @@ static bool getX86CpuIDAndInfoEx(unsigned value, unsigned subleaf,
unsigned *rEDX) {
#if defined(__x86_64__) || defined(_M_X64)
#if defined(__GNUC__) || defined(__clang__)
// gcc doesn't know cpuid would clobber ebx/rbx. Preseve it manually.
// gcc doesn't know cpuid would clobber ebx/rbx. Preserve it manually.
// FIXME: should we save this for Clang?
__asm__("movq\t%%rbx, %%rsi\n\t"
"cpuid\n\t"