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| author | Dan Gohman <dan433584@gmail.com> | 2018-04-17 20:46:42 +0000 |
|---|---|---|
| committer | Dan Gohman <dan433584@gmail.com> | 2018-04-17 20:46:42 +0000 |
| commit | 4576dc06beca1889c8e5ab8fd12306f44a8e2828 (patch) | |
| tree | 6c5bc8d075c931983f6722c84c174770d8da803b /llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp | |
| parent | 1ecb34f4ab983869eb3161d687f2994c6e0c69be (diff) | |
| download | bcm5719-llvm-4576dc06beca1889c8e5ab8fd12306f44a8e2828.tar.gz bcm5719-llvm-4576dc06beca1889c8e5ab8fd12306f44a8e2828.zip | |
[WebAssembly] Teach fast-isel to gracefully recover from illegal return types.
Fixes PR36564.
llvm-svn: 330215
Diffstat (limited to 'llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp')
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp index f3ee6e70822..c13dd7a48a7 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp @@ -703,8 +703,12 @@ bool WebAssemblyFastISel::fastLowerArguments() { for (auto const &Arg : F->args()) MFI->addParam(getLegalType(getSimpleType(Arg.getType()))); - if (!F->getReturnType()->isVoidTy()) - MFI->addResult(getLegalType(getSimpleType(F->getReturnType()))); + if (!F->getReturnType()->isVoidTy()) { + MVT::SimpleValueType RetTy = getSimpleType(F->getReturnType()); + if (RetTy == MVT::INVALID_SIMPLE_VALUE_TYPE) + return false; + MFI->addResult(getLegalType(RetTy)); + } return true; } |
