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| author | Evan Cheng <evan.cheng@apple.com> | 2006-05-23 21:08:24 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-05-23 21:08:24 +0000 |
| commit | 4db3af35117521643d0c1323c99f1fd00e1acf5d (patch) | |
| tree | 774a62b3655234b4473c5ffdb90b5e43af709c4d | |
| parent | 25caf63cd2befc2c4d18ce0316af853988b48224 (diff) | |
Better way to check for vararg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28440 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 2d404ab8d2..2344d011d1 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -497,7 +497,8 @@ SDOperand X86TargetLowering::LowerCCCArguments(SDOperand Op, SelectionDAG &DAG) // If the function takes variable number of arguments, make a frame index for // the start of the first vararg value... for expansion of llvm.va_start. - if (MF.getFunction()->isVarArg()) + bool isVarArg = cast<ConstantSDNode>(Op.getOperand(2))->getValue() != 0; + if (isVarArg) VarArgsFrameIndex = MFI->CreateFixedObject(1, ArgOffset); ReturnAddrIndex = 0; // No return address slot generated yet. BytesToPopOnReturn = 0; // Callee pops nothing. |