diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp | 2 | ||||
| -rw-r--r-- | test/CodeGen/R600/trunc-vector-store-assertion-failure.ll | 20 |
2 files changed, 21 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp index b768f39e57..07ee03e95e 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp @@ -171,7 +171,7 @@ SDValue VectorLegalizer::LegalizeOp(SDValue Op) { return TranslateLegalizeResults(Op, Result); case TargetLowering::Custom: Changed = true; - return LegalizeOp(TLI.LowerOperation(Result, DAG)); + return TranslateLegalizeResults(Op, TLI.LowerOperation(Result, DAG)); case TargetLowering::Expand: Changed = true; return LegalizeOp(ExpandStore(Op)); diff --git a/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll b/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll new file mode 100644 index 0000000000..ec959c2179 --- /dev/null +++ b/test/CodeGen/R600/trunc-vector-store-assertion-failure.ll @@ -0,0 +1,20 @@ +; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s + +; This tests for a bug in the SelectionDAG where custom lowered truncated +; vector stores at the end of a basic block were not being added to the +; LegalizedNodes list, which triggered an assertion failure. + +; CHECK-LABEL: @test +; CHECK: MEM_RAT_CACHELESS STORE_RAW +define void @test(<4 x i8> addrspace(1)* %out, i32 %cond, <4 x i8> %in) { +entry: + %0 = icmp eq i32 %cond, 0 + br i1 %0, label %if, label %done + +if: + store <4 x i8> %in, <4 x i8> addrspace(1)* %out + br label %done + +done: + ret void +} |