[clang] [llvm] Enable OpenCL hostcall printf (WIP) (PR #72556)

[Matt Arsenault via llvm-commits]

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@@ -170,20 +173,46 @@ static Value *appendString(IRBuilder<> &Builder, Value *Desc, Value *Arg,
   return callAppendStringN(Builder, Desc, Arg, Length, IsLast);
 }
 
+static Value *appendVectorArg(IRBuilder<> &Builder, Value *Desc, Value *Arg,
+                              bool IsLast, bool IsBuffered) {
+  assert(Arg->getType()->isVectorTy() && "incorrent append* function");
+  auto VectorTy = dyn_cast<FixedVectorType>(Arg->getType());
+  auto Zero = Builder.getInt64(0);
+  if (VectorTy) {
+    for (unsigned int i = 0; i < VectorTy->getNumElements() - 1; i++) {
+      auto Val = Builder.CreateExtractElement(Arg, i);
+      Desc = callAppendArgs(Builder, Desc, 1,
+                            fitArgInto64Bits(Builder, Val, IsBuffered), Zero,
+                            Zero, Zero, Zero, Zero, Zero, false);
+    }
+
+    auto Val =
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arsenm wrote:

Value *

https://github.com/llvm/llvm-project/pull/72556