From 805005db3515111884a4b5d5b804abdffb3aec99 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Wed, 10 Sep 2008 21:01:08 +0000 Subject: FastISel support for i1 constants. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56068 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/FastISel.cpp | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'lib/CodeGen/SelectionDAG/FastISel.cpp') 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(V)) { if (CI->getValue().getActiveBits() > 64) return TargetMaterializeConstant(CI); -- cgit v1.1