diff options
| author | Dan Gohman <gohman@apple.com> | 2008-02-25 22:43:48 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-02-25 22:43:48 +0000 |
| commit | 545914311ad85a9b326deacc34f57b85b90216b5 (patch) | |
| tree | d0e4b96b07c5a6238bcb60bc153a77f3b96640d5 /lib/Target/X86/X86ISelDAGToDAG.cpp | |
| parent | a7b33db5e95cb5f1fa857b7652f94da3461758dd (diff) | |
| download | llvm-545914311ad85a9b326deacc34f57b85b90216b5.tar.gz llvm-545914311ad85a9b326deacc34f57b85b90216b5.tar.bz2 llvm-545914311ad85a9b326deacc34f57b85b90216b5.tar.xz | |
Revert the assert for MUL_LOHI with an unused high result; Chris
pointed out that this isn't correct at -O0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47575 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86ISelDAGToDAG.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelDAGToDAG.cpp | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index af6576b83a..75e9faecb2 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -1221,9 +1221,6 @@ SDNode *X86DAGToDAGISel::Select(SDOperand N) { case ISD::SMUL_LOHI: case ISD::UMUL_LOHI: { - assert(!N.getValue(1).use_empty() && - "A MUL_LOHI with an unused high result should fold to a MUL!"); - SDOperand N0 = Node->getOperand(0); SDOperand N1 = Node->getOperand(1); |