diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86FastISel.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86FastISel.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp index 24f4437ec7d..f5db6d28a24 100644 --- a/llvm/lib/Target/X86/X86FastISel.cpp +++ b/llvm/lib/Target/X86/X86FastISel.cpp @@ -1365,6 +1365,9 @@ bool X86FastISel::X86VisitIntrinsicCall(const IntrinsicInst &I) { case Intrinsic::memset: { const MemSetInst &MSI = cast<MemSetInst>(I); + if (MSI.isVolatile()) + return false; + unsigned SizeWidth = Subtarget->is64Bit() ? 64 : 32; if (!MSI.getLength()->getType()->isIntegerTy(SizeWidth)) return false; |
