derek.holloway
7502bf64a4
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74 lines
2.8 KiB
LLVM
74 lines
2.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt -passes='early-cse<memssa>' -S < %s | FileCheck %s
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declare void @use(i1)
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declare void @use.ptr(i32, ptr) memory(read)
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define void @load_first_noalias_addrspace(ptr %p) {
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; CHECK-LABEL: define void @load_first_noalias_addrspace(
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; CHECK-SAME: ptr [[P:%.*]]) {
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; CHECK-NEXT: [[V1:%.*]] = load ptr, ptr [[P]], align 8, !nonnull [[META0:![0-9]+]], !noundef [[META0]], !noalias.addrspace [[META1:![0-9]+]]
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; CHECK-NEXT: call void @use.ptr(i32 0, ptr [[V1]])
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; CHECK-NEXT: call void @use.ptr(i32 1, ptr [[V1]])
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; CHECK-NEXT: ret void
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;
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%v1 = load ptr, ptr %p, !nonnull !{}, !noundef !{}, !noalias.addrspace !0
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call void @use.ptr(i32 0, ptr %v1)
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%v2 = load ptr, ptr %p
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call void @use.ptr(i32 1, ptr %v2)
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ret void
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}
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define void @load_both_same_noalias_addrspace(ptr %p) {
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; CHECK-LABEL: define void @load_both_same_noalias_addrspace(
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; CHECK-SAME: ptr [[P:%.*]]) {
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; CHECK-NEXT: [[V1:%.*]] = load ptr, ptr [[P]], align 8, !nonnull [[META0]], !noundef [[META0]], !noalias.addrspace [[META1]]
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; CHECK-NEXT: call void @use.ptr(i32 0, ptr [[V1]])
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; CHECK-NEXT: call void @use.ptr(i32 1, ptr [[V1]])
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; CHECK-NEXT: ret void
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;
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%v1 = load ptr, ptr %p, !nonnull !{}, !noundef !{}, !noalias.addrspace !0
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call void @use.ptr(i32 0, ptr %v1)
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%v2 = load ptr, ptr %p, !noalias.addrspace !0
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call void @use.ptr(i32 1, ptr %v2)
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ret void
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}
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define void @load_both_disjoint_noalias_addrspace(ptr %p) {
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; CHECK-LABEL: define void @load_both_disjoint_noalias_addrspace(
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; CHECK-SAME: ptr [[P:%.*]]) {
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; CHECK-NEXT: [[V1:%.*]] = load ptr, ptr [[P]], align 8, !nonnull [[META0]], !noundef [[META0]], !noalias.addrspace [[META1]]
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; CHECK-NEXT: call void @use.ptr(i32 0, ptr [[V1]])
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; CHECK-NEXT: call void @use.ptr(i32 1, ptr [[V1]])
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; CHECK-NEXT: ret void
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;
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%v1 = load ptr, ptr %p, !nonnull !{}, !noundef !{}, !noalias.addrspace !0
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call void @use.ptr(i32 0, ptr %v1)
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%v2 = load ptr, ptr %p, !noalias.addrspace !1
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call void @use.ptr(i32 1, ptr %v2)
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ret void
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}
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define void @load_both_overlap_noalias_addrspace(ptr %p) {
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; CHECK-LABEL: define void @load_both_overlap_noalias_addrspace(
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; CHECK-SAME: ptr [[P:%.*]]) {
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; CHECK-NEXT: [[V1:%.*]] = load ptr, ptr [[P]], align 8, !nonnull [[META0]], !noundef [[META0]], !noalias.addrspace [[META1]]
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; CHECK-NEXT: call void @use.ptr(i32 0, ptr [[V1]])
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; CHECK-NEXT: call void @use.ptr(i32 1, ptr [[V1]])
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; CHECK-NEXT: ret void
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;
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%v1 = load ptr, ptr %p, !nonnull !{}, !noundef !{}, !noalias.addrspace !0
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call void @use.ptr(i32 0, ptr %v1)
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%v2 = load ptr, ptr %p, !noalias.addrspace !2
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call void @use.ptr(i32 1, ptr %v2)
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ret void
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}
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!0 = !{i32 5, i32 6}
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!1 = !{i32 7, i32 8}
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!2 = !{i32 5, i32 7}
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;.
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; CHECK: [[META0]] = !{}
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; CHECK: [[META1]] = !{i32 5, i32 6}
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;.
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