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Fix bug in lEmitVaryingSelect() for targets with i1 mask types.

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Commit 53414f12e6 introduced a but where lEmitVaryingSelect() would
try to truncate a vector of i1s to a vector of i1s, which in turn
made LLVM's IR analyzer unhappy.
This commit is contained in:
Matt Pharr
2013-07-25 09:40:48 -07:00
parent 53414f12e6
commit 04d61afa23
1 changed files with 2 additions and 1 deletions
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3
expr.cpp
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@@ -3124,7 +3124,8 @@ lEmitVaryingSelect(FunctionEmitContext *ctx, llvm::Value *test,
llvm::Value *expr1, llvm::Value *expr2, llvm::Value *expr1, llvm::Value *expr2,
const Type *type) { const Type *type) {
#if !defined(LLVM_3_1) #if !defined(LLVM_3_1)
test = ctx->TruncInst(test, LLVMTypes::Int1VectorType); if (test->getType() != LLVMTypes::Int1VectorType)
test = ctx->TruncInst(test, LLVMTypes::Int1VectorType);
return ctx->SelectInst(test, expr1, expr2, "select"); return ctx->SelectInst(test, expr1, expr2, "select");
#else #else
llvm::Value *resultPtr = ctx->AllocaInst(expr1->getType(), "selectexpr_tmp"); llvm::Value *resultPtr = ctx->AllocaInst(expr1->getType(), "selectexpr_tmp");