llvm-project/llvm/test/CodeGen/DirectX/issue-145408-gep-struct-fix.ll
Deric C. e178e82c63
[DirectX] Do not flatten GEP chains for unsupported types (#150484)
Fixes #150463 by not processing GEPs for unsupported types such as
structs in the DXILFlattenArrays pass.
2025-07-24 13:36:36 -07:00

20 lines
1.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -dxil-data-scalarization -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s
%struct.RawStruct8D = type { [8 x i32] }
define void @test_no_transform_of_struct() {
; CHECK-LABEL: define void @test_no_transform_of_struct() {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: [[OUTPUTSIZESLOCAL_I:%.*]] = alloca [[STRUCT_RAWSTRUCT8D:%.*]], align 4
; CHECK-NEXT: [[ARRAYINIT_ELEMENT13_I76:%.*]] = getelementptr inbounds nuw [1 x %struct.RawStruct8D], ptr [[OUTPUTSIZESLOCAL_I]], i32 0, i32 0
; CHECK-NEXT: [[ARRAYINIT_ELEMENT13_I76_I1:%.*]] = getelementptr inbounds nuw [8 x i32], ptr [[ARRAYINIT_ELEMENT13_I76]], i32 0, i32 1
; CHECK-NEXT: ret void
;
entry:
%outputSizesLocal.i = alloca %struct.RawStruct8D, align 4
%arrayinit.element13.i76 = getelementptr inbounds nuw [1 x %struct.RawStruct8D], ptr %outputSizesLocal.i, i32 0, i32 0
%arrayinit.element13.i76.i1 = getelementptr inbounds nuw [8 x i32], ptr %arrayinit.element13.i76, i32 0, i32 1
ret void
}