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[SPIRV] Fix type mismatch assertion in insertvalue. #143131

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Merged
merged 2 commits into from
Sep 28, 2025
Merged

[SPIRV] Fix type mismatch assertion in insertvalue. #143131

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19aaa7c
[SPIRV] Fix type mismatch assertion in insertvalue.
maleadt Jun 6, 2025
b44d00d
Update llvm/test/CodeGen/SPIRV/instructions/insertvalue-undef-ptr.ll
maleadt Jul 24, 2025
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11 changes: 6 additions & 5 deletions llvm/lib/Target/SPIRV/SPIRVEmitIntrinsics.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1711,11 +1711,12 @@ Instruction *SPIRVEmitIntrinsics::visitInsertValueInst(InsertValueInst &I) {
B.SetInsertPoint(&I);
SmallVector<Type *, 1> Types = {I.getInsertedValueOperand()->getType()};
SmallVector<Value *> Args;
for (auto &Op : I.operands())
if (isa<UndefValue>(Op))
Args.push_back(UndefValue::get(B.getInt32Ty()));
else
Args.push_back(Op);
Value *AggregateOp = I.getAggregateOperand();
if (isa<UndefValue>(AggregateOp))
Args.push_back(UndefValue::get(B.getInt32Ty()));
else
Args.push_back(AggregateOp);
Args.push_back(I.getInsertedValueOperand());
for (auto &Op : I.indices())
Args.push_back(B.getInt32(Op));
Instruction *NewI =
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28 changes: 28 additions & 0 deletions llvm/test/CodeGen/SPIRV/instructions/insertvalue-undef-ptr.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,28 @@
; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}

; CHECK-LABEL: Begin function original_testcase
define fastcc void @original_testcase() {
top:
; CHECK: OpCompositeInsert
%0 = insertvalue [1 x ptr] zeroinitializer, ptr poison, 0
ret void
}

; CHECK-LABEL: Begin function additional_testcases
define fastcc void @additional_testcases() {
top:
; Test with different pointer types
; CHECK: OpCompositeInsert
%1 = insertvalue [1 x ptr] zeroinitializer, ptr undef, 0
; CHECK-NEXT: OpCompositeInsert
%2 = insertvalue {ptr, i32} zeroinitializer, ptr poison, 0
; CHECK-NEXT: OpCompositeInsert
%3 = insertvalue {ptr, ptr} undef, ptr null, 0

; Test with undef aggregate
; CHECK-NEXT: OpCompositeInsert
%4 = insertvalue [1 x ptr] undef, ptr undef, 0

ret void
}
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