MRI.addLiveIn(WebAssembly::ARGUMENTS);
auto *MFI = MF->getInfo<WebAssemblyFunctionInfo>();
- for (auto const &Arg : F->args())
- MFI->addParam(getLegalType(getSimpleType(Arg.getType())));
+ for (auto const &Arg : F->args()) {
+ MVT::SimpleValueType ArgTy = getLegalType(getSimpleType(Arg.getType()));
+ if (ArgTy == MVT::INVALID_SIMPLE_VALUE_TYPE) {
+ MFI->clearParamsAndResults();
+ return false;
+ }
+ MFI->addParam(ArgTy);
+ }
if (!F->getReturnType()->isVoidTy()) {
- MVT::SimpleValueType RetTy = getSimpleType(F->getReturnType());
- if (RetTy == MVT::INVALID_SIMPLE_VALUE_TYPE)
+ MVT::SimpleValueType RetTy = getLegalType(getSimpleType(F->getReturnType()));
+ if (RetTy == MVT::INVALID_SIMPLE_VALUE_TYPE) {
+ MFI->clearParamsAndResults();
return false;
- MFI->addResult(getLegalType(RetTy));
+ }
+ MFI->addResult(RetTy);
}
return true;
void addResult(MVT VT) { Results.push_back(VT); }
const std::vector<MVT> &getResults() const { return Results; }
+ void clearParamsAndResults() { Params.clear(); Results.clear(); }
+
void setNumLocals(size_t NumLocals) { Locals.resize(NumLocals, MVT::i32); }
void setLocal(size_t i, MVT VT) { Locals[i] = VT; }
void addLocal(MVT VT) { Locals.push_back(VT); }
; RUN: llc < %s -O0
; PR36564
+; PR37546
; Test that fast-isel properly copes with i24 arguments and return types.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
+; CHECK-LABEL: add:
+; CHECK-NEXT: .param i32, i32{{$}}
+; CHECK-NEXT: .result i32{{$}}
+; CHECK-NEXT: get_local $push2=, 0{{$}}
+; CHECK-NEXT: get_local $push1=, 1{{$}}
+; CHECK-NEXT: i32.add $push0=, $pop2, $pop1{{$}}
+; CHECK-NEXT: end_function
define i24 @add(i24 %x, i24 %y) {
%z = add i24 %x, %y
ret i24 %z
}
+; CHECK-LABEL: return_zero:
+; CHECK-NEXT: .result i32{{$}}
+; CHECK-NEXT: i32.const $push0=, 0{{$}}
+; CHECK-NEXT: end_function
define i24 @return_zero() {
ret i24 0
}
--- /dev/null
+; RUN: llc < %s -O0
+; PR36564
+; PR37546
+
+; Test that fast-isel properly copes with i256 arguments and return types.
+
+target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
+target triple = "wasm32-unknown-unknown"
+
+; CHECK-LABEL: add:
+; CHECK-NEXT: .param i32, i64, i64, i64, i64, i64, i64, i64, i64{{$}}
+; CHECK-NOT: .result
+; CHECK: end_function
+define i256 @add(i256 %x, i256 %y) {
+ %z = add i256 %x, %y
+ ret i256 %z
+}
+
+; CHECK-LABEL: return_zero:
+; CHECK-NEXT: .param i32{{$}}
+; CHECK-NOT: .result
+; CHECK: end_function
+define i256 @return_zero() {
+ ret i256 0
+}
+
+; CHECK-LABEL: return_zero_with_params:
+; CHECK-NEXT: .param i32, f32{{$}}
+; CHECK-NOT: .result
+; CHECK: end_function
+define i256 @return_zero_with_params(float %x) {
+ ret i256 0
+}