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59 lines
2.8 KiB
LLVM
59 lines
2.8 KiB
LLVM
; RUN: opt -simplifycfg -S %s | FileCheck %s
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%0 = type { i32*, i32* }
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@0 = external hidden constant [5 x %0], align 4
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define void @foo(i32) nounwind ssp {
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Entry:
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%1 = icmp slt i32 %0, 0, !dbg !5
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br i1 %1, label %BB5, label %BB1, !dbg !5
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BB1: ; preds = %Entry
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%2 = icmp sgt i32 %0, 4, !dbg !5
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br i1 %2, label %BB5, label %BB2, !dbg !5
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BB2: ; preds = %BB1
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%3 = shl i32 1, %0, !dbg !5
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%4 = and i32 %3, 31, !dbg !5
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%5 = icmp eq i32 %4, 0, !dbg !5
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br i1 %5, label %BB5, label %BB3, !dbg !5
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;CHECK: icmp eq
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;CHECK-NEXT: getelementptr
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;CHECK-NEXT: icmp eq
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BB3: ; preds = %BB2
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%6 = getelementptr inbounds [5 x %0]* @0, i32 0, i32 %0, !dbg !6
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call void @llvm.dbg.value(metadata !{%0* %6}, i64 0, metadata !7), !dbg !12
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%7 = icmp eq %0* %6, null, !dbg !13
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br i1 %7, label %BB5, label %BB4, !dbg !13
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BB4: ; preds = %BB3
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%8 = icmp slt i32 %0, 0, !dbg !5
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ret void, !dbg !14
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BB5: ; preds = %BB3, %BB2, %BB1, %Entry
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ret void, !dbg !14
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}
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declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
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!llvm.dbg.sp = !{!0}
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!0 = metadata !{i32 589870, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"", metadata !1, i32 231, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 false, void (i32)* @foo, null} ; [ DW_TAG_subprogram ]
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!1 = metadata !{i32 589865, metadata !"a.c", metadata !"/private/tmp", metadata !2} ; [ DW_TAG_file_type ]
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!2 = metadata !{i32 589841, i32 0, i32 12, metadata !"a.i", metadata !"/private/tmp", metadata !"clang (trunk 129006)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
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!3 = metadata !{i32 589845, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
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!4 = metadata !{null}
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!5 = metadata !{i32 131, i32 2, metadata !0, null}
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!6 = metadata !{i32 134, i32 2, metadata !0, null}
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!7 = metadata !{i32 590080, metadata !8, metadata !"bar", metadata !1, i32 232, metadata !9, i32 0} ; [ DW_TAG_auto_variable ]
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!8 = metadata !{i32 589835, metadata !0, i32 231, i32 1, metadata !1, i32 3} ; [ DW_TAG_lexical_block ]
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!9 = metadata !{i32 589839, metadata !2, metadata !"", null, i32 0, i64 32, i64 32, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ]
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!10 = metadata !{i32 589862, metadata !2, metadata !"", null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !11} ; [ DW_TAG_const_type ]
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!11 = metadata !{i32 589860, metadata !2, metadata !"unsigned int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ]
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!12 = metadata !{i32 232, i32 40, metadata !8, null}
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!13 = metadata !{i32 234, i32 2, metadata !8, null}
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!14 = metadata !{i32 274, i32 1, metadata !8, null}
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