forked from OSchip/llvm-project
43 lines
2.0 KiB
LLVM
43 lines
2.0 KiB
LLVM
; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds < %s | FileCheck %s
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; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds < %s | FileCheck %s
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@a = internal unnamed_addr addrspace(3) global [64 x i32] undef, align 4
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@b = internal unnamed_addr addrspace(3) global [64 x i32] undef, align 4
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; CHECK-LABEL: @no_clobber_ds_load_stores_x2_preexisting_aa
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; CHECK: store i32 1, i32 addrspace(3)* %0, align 16, !tbaa !0, !noalias !5
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; CHECK: %val.a = load i32, i32 addrspace(3)* %gep.a, align 4, !tbaa !0, !noalias !5
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; CHECK: store i32 2, i32 addrspace(3)* %1, align 16, !tbaa !0, !noalias !5
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; CHECK: %val.b = load i32, i32 addrspace(3)* %gep.b, align 4, !tbaa !0, !noalias !5
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define amdgpu_kernel void @no_clobber_ds_load_stores_x2_preexisting_aa(i32 addrspace(1)* %arg, i32 %i) {
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bb:
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store i32 1, i32 addrspace(3)* getelementptr inbounds ([64 x i32], [64 x i32] addrspace(3)* @a, i32 0, i32 0), align 4, !alias.scope !0, !noalias !3, !tbaa !5
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%gep.a = getelementptr inbounds [64 x i32], [64 x i32] addrspace(3)* @a, i32 0, i32 %i
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%val.a = load i32, i32 addrspace(3)* %gep.a, align 4, !alias.scope !0, !noalias !3, !tbaa !5
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store i32 2, i32 addrspace(3)* getelementptr inbounds ([64 x i32], [64 x i32] addrspace(3)* @b, i32 0, i32 0), align 4, !alias.scope !3, !noalias !0, !tbaa !5
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%gep.b = getelementptr inbounds [64 x i32], [64 x i32] addrspace(3)* @b, i32 0, i32 %i
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%val.b = load i32, i32 addrspace(3)* %gep.b, align 4, !alias.scope !3, !noalias !0, !tbaa !5
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%val = add i32 %val.a, %val.b
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store i32 %val, i32 addrspace(1)* %arg, align 4
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ret void
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}
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!0 = !{!1}
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!1 = distinct !{!1, !2}
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!2 = distinct !{!2}
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!3 = !{!4}
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!4 = distinct !{!4, !2}
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!5 = !{!6, !7, i64 0}
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!6 = !{!"no_clobber_ds_load_stores_x2_preexisting_aa", !7, i64 0}
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!7 = !{!"int", !8, i64 0}
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!8 = !{!"omnipotent char", !9, i64 0}
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!9 = !{!"Simple C++ TBAA"}
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; CHECK:!0 = !{!1, !2, i64 0}
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; CHECK:!1 = !{!"no_clobber_ds_load_stores_x2_preexisting_aa", !2, i64 0}
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; CHECK:!2 = !{!"int", !3, i64 0}
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; CHECK:!3 = !{!"omnipotent char", !4, i64 0}
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; CHECK:!4 = !{!"Simple C++ TBAA"}
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; CHECK:!5 = !{}
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