diff options
author | Devang Patel <dpatel@apple.com> | 2009-02-04 01:06:11 +0000 |
---|---|---|
committer | Devang Patel <dpatel@apple.com> | 2009-02-04 01:06:11 +0000 |
commit | 556b20ab46520ac53bb689d3c70160bc9d496a3f (patch) | |
tree | 864219488e0151f163aa9c3a6dc7bd9d2572cc4a /test/Transforms/SimplifyCFG | |
parent | dd64c417c0ef73345222eca60154289c1ad62a09 (diff) | |
download | llvm-556b20ab46520ac53bb689d3c70160bc9d496a3f.tar.gz llvm-556b20ab46520ac53bb689d3c70160bc9d496a3f.tar.bz2 llvm-556b20ab46520ac53bb689d3c70160bc9d496a3f.tar.xz |
While folding vallue comparison terminators ignore dbg intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63700 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/SimplifyCFG')
-rw-r--r-- | test/Transforms/SimplifyCFG/switch_formation.dbg.ll | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/switch_formation.dbg.ll b/test/Transforms/SimplifyCFG/switch_formation.dbg.ll new file mode 100644 index 0000000000..0ce01f1cfa --- /dev/null +++ b/test/Transforms/SimplifyCFG/switch_formation.dbg.ll @@ -0,0 +1,49 @@ +; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep br +; END. + + + %llvm.dbg.anchor.type = type { i32, i32 } + %llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8* } + +@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; + +@.str = internal constant [4 x i8] c"a.c\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1] +@.str1 = internal constant [6 x i8] c"/tmp/\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1] +@.str2 = internal constant [55 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build 00)\00", section "llvm.metadata" ; <[55 x i8]*> [#uses=1] +@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([6 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([55 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1] + +declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind + +define i1 @_ZN4llvm11SetCondInst7classofEPKNS_11InstructionE({ i32, i32 }* %I) { +entry: + %tmp.1.i = getelementptr { i32, i32 }* %I, i64 0, i32 1 ; <i32*> [#uses=1] + %tmp.2.i = load i32* %tmp.1.i ; <i32> [#uses=6] + %tmp.2 = icmp eq i32 %tmp.2.i, 14 ; <i1> [#uses=1] + br i1 %tmp.2, label %shortcirc_done.4, label %shortcirc_next.0 +shortcirc_next.0: ; preds = %entry +call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*)) + %tmp.6 = icmp eq i32 %tmp.2.i, 15 ; <i1> [#uses=1] + br i1 %tmp.6, label %shortcirc_done.4, label %shortcirc_next.1 +shortcirc_next.1: ; preds = %shortcirc_next.0 +call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*)) + %tmp.11 = icmp eq i32 %tmp.2.i, 16 ; <i1> [#uses=1] + br i1 %tmp.11, label %shortcirc_done.4, label %shortcirc_next.2 +shortcirc_next.2: ; preds = %shortcirc_next.1 +call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*)) + %tmp.16 = icmp eq i32 %tmp.2.i, 17 ; <i1> [#uses=1] + br i1 %tmp.16, label %shortcirc_done.4, label %shortcirc_next.3 +shortcirc_next.3: ; preds = %shortcirc_next.2 +call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*)) + %tmp.21 = icmp eq i32 %tmp.2.i, 18 ; <i1> [#uses=1] + br i1 %tmp.21, label %shortcirc_done.4, label %shortcirc_next.4 +shortcirc_next.4: ; preds = %shortcirc_next.3 +call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*)) + %tmp.26 = icmp eq i32 %tmp.2.i, 19 ; <i1> [#uses=1] + br label %UnifiedReturnBlock +shortcirc_done.4: ; preds = %shortcirc_next.3, %shortcirc_next.2, %shortcirc_next.1, %shortcirc_next.0, %entry + br label %UnifiedReturnBlock +UnifiedReturnBlock: ; preds = %shortcirc_done.4, %shortcirc_next.4 + %UnifiedRetVal = phi i1 [ %tmp.26, %shortcirc_next.4 ], [ true, %shortcirc_done.4 ] ; <i1> [#uses=1] + ret i1 %UnifiedRetVal +} + |