Check a comparion's operand type for legality before
expanding its operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55820 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index 1314f63..6f6b990 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -262,15 +262,15 @@
bool X86FastISel::X86SelectCmp(Instruction *I) {
CmpInst *CI = cast<CmpInst>(I);
+ MVT VT = TLI.getValueType(I->getOperand(0)->getType());
+ if (!TLI.isTypeLegal(VT))
+ return false;
+
unsigned Op0Reg = getRegForValue(CI->getOperand(0));
if (Op0Reg == 0) return false;
unsigned Op1Reg = getRegForValue(CI->getOperand(1));
if (Op1Reg == 0) return false;
- MVT VT = TLI.getValueType(I->getOperand(0)->getType());
- if (!TLI.isTypeLegal(VT))
- return false;
-
unsigned Opc;
switch (VT.getSimpleVT()) {
case MVT::i8: Opc = X86::CMP8rr; break;