================
@@ -170,20 +173,49 @@ 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);
+ }
+
+ Value* Val =
+ Builder.CreateExtractElement(Arg, VectorTy->getNumElements() - 1);
+ return callAppendArgs(Builder, Desc, 1,
+ fitArgInto64Bits(Builder, Val, IsBuffered), Zero,
+ Zero, Zero, Zero, Zero, Zero, IsLast);
+ }
+ return nullptr;
+}
+
static Value *processArg(IRBuilder<> &Builder, Value *Desc, Value *Arg,
- bool SpecIsCString, bool IsLast) {
+ bool SpecIsCString, bool IsVector, bool IsLast,
+ bool IsBuffered) {
if (SpecIsCString && isa<PointerType>(Arg->getType())) {
return appendString(Builder, Desc, Arg, IsLast);
}
- // If the format specifies a string but the argument is not, the frontend
will
- // have printed a warning. We just rely on undefined behaviour and send the
- // argument anyway.
- return appendArg(Builder, Desc, Arg, IsLast);
+
+ if (IsVector) {
+ return appendVectorArg(Builder, Desc, Arg, IsLast, IsBuffered);
+ }
+
+ // If the format specifies a string but the argument is not, the frontend
+ // will have printed a warning. We just rely on undefined behaviour and send
+ // the argument anyway.
+ return appendArg(Builder, Desc, Arg, IsLast, IsBuffered);
}
// Scan the format string to locate all specifiers, and mark the ones that
// specify a string, i.e, the "%s" specifier with optional '*' characters.
-static void locateCStrings(SparseBitVector<8> &BV, StringRef Str) {
+static void locateCStringsAndVectors(SparseBitVector<8> &BV,
----------------
ssahasra wrote:
update the comment above the function
https://github.com/llvm/llvm-project/pull/72556
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