diff options
Diffstat (limited to 'test/Transforms/LoopSimplify/single-backedge.ll')
| -rw-r--r-- | test/Transforms/LoopSimplify/single-backedge.ll | 38 |
1 files changed, 27 insertions, 11 deletions
diff --git a/test/Transforms/LoopSimplify/single-backedge.ll b/test/Transforms/LoopSimplify/single-backedge.ll index aedd6f23091c..92fbdca8a6d2 100644 --- a/test/Transforms/LoopSimplify/single-backedge.ll +++ b/test/Transforms/LoopSimplify/single-backedge.ll @@ -5,19 +5,35 @@ ; RUN: opt < %s -indvars -S | FileCheck %s ; CHECK: Loop.backedge: ; CHECK-NOT: br -; CHECK: br label %Loop +; CHECK: br label %Loop, !dbg [[BACKEDGE_LOC:![0-9]+]] + +; CHECK: [[BACKEDGE_LOC]] = !DILocation(line: 101, column: 1, scope: !{{.*}}) define i32 @test(i1 %C) { ; <label>:0 - br label %Loop -Loop: ; preds = %BE2, %BE1, %0 - %IV = phi i32 [ 1, %0 ], [ %IV2, %BE1 ], [ %IV2, %BE2 ] ; <i32> [#uses=2] - store i32 %IV, i32* null - %IV2 = add i32 %IV, 2 ; <i32> [#uses=2] - br i1 %C, label %BE1, label %BE2 -BE1: ; preds = %Loop - br label %Loop -BE2: ; preds = %Loop - br label %Loop + br label %Loop, !dbg !6 +Loop: ; preds = %BE2, %BE1, %0 + %IV = phi i32 [ 1, %0 ], [ %IV2, %BE1 ], [ %IV2, %BE2 ] ; <i32> [#uses=2] + store i32 %IV, i32* null, !dbg !7 + %IV2 = add i32 %IV, 2, !dbg !8 ; <i32> [#uses=2] + br i1 %C, label %BE1, label %BE2, !dbg !9 +BE1: ; preds = %Loop + br label %Loop, !dbg !10 +BE2: ; preds = %n br label %Loop + br label %Loop, !dbg !11 } +!llvm.module.flags = !{!0, !1} +!0 = !{i32 2, !"Dwarf Version", i32 4} +!1 = !{i32 2, !"Debug Info Version", i32 3} + +!2 = !{} +!3 = !DISubroutineType(types: !2) +!4 = !DIFile(filename: "atomic.cpp", directory: "/tmp") +!5 = !DISubprogram(name: "test", scope: !4, file: !4, line: 99, type: !3, isLocal: false, isDefinition: true, scopeLine: 100, flags: DIFlagPrototyped, isOptimized: false, variables: !2) +!6 = !DILocation(line: 100, column: 1, scope: !5) +!7 = !DILocation(line: 101, column: 1, scope: !5) +!8 = !DILocation(line: 102, column: 1, scope: !5) +!9 = !DILocation(line: 103, column: 1, scope: !5) +!10 = !DILocation(line: 104, column: 1, scope: !5) +!11 = !DILocation(line: 105, column: 1, scope: !5) |