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| 1 | +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals --version 2 |
| 2 | +; RUN: opt -S -passes=licm < %s| FileCheck %s |
| 3 | + |
| 4 | +declare void @foo(...) memory(none) |
| 5 | + |
| 6 | +define void @test_unconditional(i1 %c, ptr dereferenceable(8) align 8 %p) { |
| 7 | +; CHECK-LABEL: define void @test_unconditional |
| 8 | +; CHECK-SAME: (i1 [[C:%.*]], ptr align 8 dereferenceable(8) [[P:%.*]]) { |
| 9 | +; CHECK-NEXT: [[V1:%.*]] = load i32, ptr [[P]], align 4, !range [[RNG0:![0-9]+]] |
| 10 | +; CHECK-NEXT: [[V2:%.*]] = load ptr, ptr [[P]], align 8, !nonnull !1, !noundef !1 |
| 11 | +; CHECK-NEXT: [[V3:%.*]] = load ptr, ptr [[P]], align 8, !dereferenceable !2, !align !2 |
| 12 | +; CHECK-NEXT: br label [[LOOP:%.*]] |
| 13 | +; CHECK: loop: |
| 14 | +; CHECK-NEXT: call void @foo(i32 [[V1]], ptr [[V2]], ptr [[V3]]) |
| 15 | +; CHECK-NEXT: br i1 [[C]], label [[LOOP]], label [[EXIT:%.*]] |
| 16 | +; CHECK: exit: |
| 17 | +; CHECK-NEXT: ret void |
| 18 | +; |
| 19 | + br label %loop |
| 20 | + |
| 21 | +loop: |
| 22 | + %v1 = load i32, ptr %p, !range !{i32 0, i32 10} |
| 23 | + %v2 = load ptr, ptr %p, !nonnull !{}, !noundef !{} |
| 24 | + %v3 = load ptr, ptr %p, !align !{i64 4}, !dereferenceable !{i64 4} |
| 25 | + call void @foo(i32 %v1, ptr %v2, ptr %v3) |
| 26 | + br i1 %c, label %loop, label %exit |
| 27 | + |
| 28 | +exit: |
| 29 | + ret void |
| 30 | +} |
| 31 | + |
| 32 | +define void @test_conditional(i1 %c, i1 %c2, ptr dereferenceable(8) align 8 %p) { |
| 33 | +; CHECK-LABEL: define void @test_conditional |
| 34 | +; CHECK-SAME: (i1 [[C:%.*]], i1 [[C2:%.*]], ptr align 8 dereferenceable(8) [[P:%.*]]) { |
| 35 | +; CHECK-NEXT: [[V1:%.*]] = load i32, ptr [[P]], align 4 |
| 36 | +; CHECK-NEXT: [[V2:%.*]] = load ptr, ptr [[P]], align 8 |
| 37 | +; CHECK-NEXT: [[V3:%.*]] = load ptr, ptr [[P]], align 8 |
| 38 | +; CHECK-NEXT: br label [[LOOP:%.*]] |
| 39 | +; CHECK: loop: |
| 40 | +; CHECK-NEXT: br i1 [[C]], label [[IF:%.*]], label [[LATCH:%.*]] |
| 41 | +; CHECK: if: |
| 42 | +; CHECK-NEXT: call void @foo(i32 [[V1]], ptr [[V2]], ptr [[V3]]) |
| 43 | +; CHECK-NEXT: br label [[LATCH]] |
| 44 | +; CHECK: latch: |
| 45 | +; CHECK-NEXT: br i1 [[C2]], label [[LOOP]], label [[EXIT:%.*]] |
| 46 | +; CHECK: exit: |
| 47 | +; CHECK-NEXT: ret void |
| 48 | +; |
| 49 | + br label %loop |
| 50 | + |
| 51 | +loop: |
| 52 | + br i1 %c, label %if, label %latch |
| 53 | + |
| 54 | +if: |
| 55 | + %v1 = load i32, ptr %p, !range !{i32 0, i32 10} |
| 56 | + %v2 = load ptr, ptr %p, !nonnull !{}, !noundef !{} |
| 57 | + %v3 = load ptr, ptr %p, !align !{i64 4}, !dereferenceable !{i64 4} |
| 58 | + call void @foo(i32 %v1, ptr %v2, ptr %v3) |
| 59 | + br label %latch |
| 60 | + |
| 61 | +latch: |
| 62 | + br i1 %c2, label %loop, label %exit |
| 63 | + |
| 64 | +exit: |
| 65 | + ret void |
| 66 | +} |
| 67 | +;. |
| 68 | +; CHECK: attributes #[[ATTR0:[0-9]+]] = { memory(none) } |
| 69 | +;. |
| 70 | +; CHECK: [[RNG0]] = !{i32 0, i32 10} |
| 71 | +; CHECK: [[META1:![0-9]+]] = !{} |
| 72 | +; CHECK: [[META2:![0-9]+]] = !{i64 4} |
| 73 | +;. |
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