================
@@ -18827,9 +18827,21 @@ case Builtin::BI__builtin_hlsl_elementwise_isinf: {
ArrayRef<Value *>{Op0, Op1}, nullptr, "hlsl.step");
}
case Builtin::BI__builtin_hlsl_wave_get_lane_index: {
- return EmitRuntimeCall(CGM.CreateRuntimeFunction(
- llvm::FunctionType::get(IntTy, {}, false),
"__hlsl_wave_get_lane_index",
- {}, false, true));
+ // Since we don't define a SPIR-V intrinsic for the SPIR-V built-in from
+ // SPIRVBuiltins.td, manually get the matching name for the DirectX
+ // intrinsic and the demangled builtin name
----------------
inbelic wrote:
The SPIR-V side has already been implemented using a builtin defined in
`SPIRVBuiltins.td`. I will improve the comment to be more clear.
https://github.com/llvm/llvm-project/pull/111576
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