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| author | Dan Gohman <gohman@apple.com> | 2008-09-10 21:01:08 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-09-10 21:01:08 +0000 |
| commit | 805005db3515111884a4b5d5b804abdffb3aec99 (patch) | |
| tree | d279ddc5521a0ec8da3bb9d682c5068819c59b50 /lib/CodeGen/SelectionDAG/FastISel.cpp | |
| parent | ef89f2d17aef8e803bf454fdddea997cc79771dc (diff) | |
| download | external_llvm-805005db3515111884a4b5d5b804abdffb3aec99.zip external_llvm-805005db3515111884a4b5d5b804abdffb3aec99.tar.gz external_llvm-805005db3515111884a4b5d5b804abdffb3aec99.tar.bz2 | |
FastISel support for i1 constants.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56068 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/FastISel.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/FastISel.cpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp b/lib/CodeGen/SelectionDAG/FastISel.cpp index 8a70b06..13b1793 100644 --- a/lib/CodeGen/SelectionDAG/FastISel.cpp +++ b/lib/CodeGen/SelectionDAG/FastISel.cpp @@ -33,8 +33,16 @@ unsigned FastISel::getRegForValue(Value *V) { return Reg; MVT::SimpleValueType VT = TLI.getValueType(V->getType()).getSimpleVT(); - if (!TLI.isTypeLegal(VT)) - return 0; + + // Ignore illegal types. + if (!TLI.isTypeLegal(VT)) { + // Promote MVT::i1 to a legal type though, because it's common and easy. + if (VT == MVT::i1) + VT = TLI.getTypeToTransformTo(VT).getSimpleVT(); + else + return 0; + } + if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) { if (CI->getValue().getActiveBits() > 64) return TargetMaterializeConstant(CI); |