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lower-lds-struct-aa-merge.ll
49 lines (44 loc) · 2.33 KB
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lower-lds-struct-aa-merge.ll
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; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds < %s | FileCheck %s
; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds < %s | FileCheck %s
@a = internal unnamed_addr addrspace(3) global [64 x i32] undef, align 4
@b = internal unnamed_addr addrspace(3) global [64 x i32] undef, align 4
; CHECK-LABEL: @no_clobber_ds_load_stores_x2_preexisting_aa
; CHECK: store i32 1, i32 addrspace(3)* %0, align 16, !tbaa !0, !alias.scope !5, !noalias !10
; CHECK: %val.a = load i32, i32 addrspace(3)* %gep.a, align 4, !tbaa !0, !alias.scope !5, !noalias !10
; CHECK: store i32 2, i32 addrspace(3)* %1, align 16, !tbaa !0, !alias.scope !10, !noalias !5
; CHECK: %val.b = load i32, i32 addrspace(3)* %gep.b, align 4, !tbaa !0, !alias.scope !10, !noalias !5
define amdgpu_kernel void @no_clobber_ds_load_stores_x2_preexisting_aa(i32 addrspace(1)* %arg, i32 %i) {
bb:
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
%gep.a = getelementptr inbounds [64 x i32], [64 x i32] addrspace(3)* @a, i32 0, i32 %i
%val.a = load i32, i32 addrspace(3)* %gep.a, align 4, !alias.scope !0, !noalias !3, !tbaa !5
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
%gep.b = getelementptr inbounds [64 x i32], [64 x i32] addrspace(3)* @b, i32 0, i32 %i
%val.b = load i32, i32 addrspace(3)* %gep.b, align 4, !alias.scope !3, !noalias !0, !tbaa !5
%val = add i32 %val.a, %val.b
store i32 %val, i32 addrspace(1)* %arg, align 4
ret void
}
!0 = !{!1}
!1 = distinct !{!1, !2}
!2 = distinct !{!2}
!3 = !{!4}
!4 = distinct !{!4, !2}
!5 = !{!6, !7, i64 0}
!6 = !{!"no_clobber_ds_load_stores_x2_preexisting_aa", !7, i64 0}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
; CHECK:!0 = !{!1, !2, i64 0}
; CHECK:!1 = !{!"no_clobber_ds_load_stores_x2_preexisting_aa", !2, i64 0}
; CHECK:!2 = !{!"int", !3, i64 0}
; CHECK:!3 = !{!"omnipotent char", !4, i64 0}
; CHECK:!4 = !{!"Simple C++ TBAA"}
; CHECK:!5 = !{!6, !8}
; CHECK:!6 = distinct !{!6, !7}
; CHECK:!7 = distinct !{!7}
; CHECK:!8 = distinct !{!8, !9}
; CHECK:!9 = distinct !{!9}
; CHECK:!10 = !{!11, !12}
; CHECK:!11 = distinct !{!11, !7}
; CHECK:!12 = distinct !{!12, !9}