================
@@ -160,6 +160,26 @@ static Value *handleHlslSplitdouble(const CallExpr *E,
CodeGenFunction *CGF) {
return LastInst;
}
+static Value *handleHlslWaveActiveBallot(const CallExpr *E,
+ CodeGenFunction *CGF) {
+ Value *Cond = CGF->EmitScalarExpr(E->getArg(0));
+ llvm::Type *I32 = CGF->Int32Ty;
+
+ if (CGF->CGM.getTarget().getTriple().isDXIL()) {
+ return CGF->EmitRuntimeCall(
----------------
farzonl wrote:
this doesn't seem quite right. the DirectX case should be returning an unamed
struct? don't we need to format this into a vector of size 4?
https://github.com/llvm/llvm-project/pull/175105
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