summaryrefslogtreecommitdiffstats
path: root/llvm/lib
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/lib')
-rw-r--r--llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp10
1 files changed, 6 insertions, 4 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
index 639e19a52dc..90a4078b407 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
@@ -191,11 +191,13 @@ SDValue WebAssemblyTargetLowering::LowerFormalArguments(
fail(DL, DAG, "WebAssembly hasn't implemented split arguments");
if (In.VT != MVT::i32)
fail(DL, DAG, "WebAssembly hasn't implemented non-i32 arguments");
- if (!In.Used)
- fail(DL, DAG, "WebAssembly hasn't implemented unused arguments");
// FIXME Do something with In.getOrigAlign()?
- InVals.push_back(DAG.getNode(WebAssemblyISD::ARGUMENT, DL, In.VT,
- DAG.getTargetConstant(ArgNo++, DL, MVT::i32)));
+ InVals.push_back(
+ In.Used
+ ? DAG.getNode(WebAssemblyISD::ARGUMENT, DL, In.VT,
+ DAG.getTargetConstant(ArgNo, DL, MVT::i32))
+ : DAG.getNode(ISD::UNDEF, DL, In.VT));
+ ++ArgNo;
}
return Chain;
OpenPOWER on IntegriCloud