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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
128 lines
6.4 KiB
LLVM
128 lines
6.4 KiB
LLVM
; RUN: opt -use-dbg-addr -sroa -S < %s | FileCheck %s
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; ModuleID = '<stdin>'
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source_filename = "newvars.c"
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc19.0.24215"
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%struct.Pair = type { i32, i32 }
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@pair = internal global %struct.Pair zeroinitializer
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; Function Attrs: nounwind uwtable
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define void @if_else(i32 %cond, i32 %a, i32 %b) !dbg !8 {
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entry:
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%p = alloca %struct.Pair, align 4
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%0 = bitcast %struct.Pair* %p to i8*, !dbg !25
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call void @llvm.dbg.addr(metadata %struct.Pair* %p, metadata !20, metadata !DIExpression()), !dbg !26
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%x = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !27
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store i32 %a, i32* %x, align 4, !dbg !28
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%y = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !34
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store i32 %b, i32* %y, align 4, !dbg !35
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%tobool = icmp ne i32 %cond, 0, !dbg !37
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br i1 %tobool, label %if.then, label %if.else, !dbg !39
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if.then: ; preds = %entry
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%x1 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !40
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store i32 0, i32* %x1, align 4, !dbg !42
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%y2 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !43
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store i32 %a, i32* %y2, align 4, !dbg !44
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br label %if.end, !dbg !45
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if.else: ; preds = %entry
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%x3 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !46
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store i32 %b, i32* %x3, align 4, !dbg !48
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%y4 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !49
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store i32 0, i32* %y4, align 4, !dbg !50
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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%1 = bitcast %struct.Pair* %p to i8*, !dbg !51
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%2 = bitcast %struct.Pair* @pair to i8*, !dbg !51
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call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 %2, i8* align 4 %1, i64 8, i1 false), !dbg !51
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ret void
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}
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; CHECK-LABEL: define void @if_else(i32 %cond, i32 %a, i32 %b)
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; CHECK: entry:
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; CHECK: call void @llvm.dbg.value(metadata i32 %a, metadata ![[PVAR:[0-9]+]], metadata ![[XFRAG:DIExpression\(DW_OP_LLVM_fragment, 0, 32\)]])
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; CHECK: call void @llvm.dbg.value(metadata i32 %b, metadata ![[PVAR]], metadata ![[YFRAG:DIExpression\(DW_OP_LLVM_fragment, 32, 32\)]])
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; CHECK: if.then:
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; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata ![[PVAR]], metadata ![[XFRAG]])
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; CHECK: call void @llvm.dbg.value(metadata i32 %a, metadata ![[PVAR]], metadata ![[YFRAG]])
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; CHECK: if.else:
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; CHECK: call void @llvm.dbg.value(metadata i32 %b, metadata ![[PVAR]], metadata ![[XFRAG]])
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; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata ![[PVAR]], metadata ![[YFRAG]])
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; CHECK: if.end:
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; CHECK: %p.sroa.4.0 = phi i32 [ %a, %if.then ], [ 0, %if.else ]
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; CHECK: %p.sroa.0.0 = phi i32 [ 0, %if.then ], [ %b, %if.else ]
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; CHECK: call void @llvm.dbg.value(metadata i32 %p.sroa.0.0, metadata ![[PVAR]], metadata ![[XFRAG]])
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; CHECK: call void @llvm.dbg.value(metadata i32 %p.sroa.4.0, metadata ![[PVAR]], metadata ![[YFRAG]])
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; CHECK: ![[PVAR]] = !DILocalVariable(name: "p", {{.*}})
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) #2
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.addr(metadata, metadata, metadata)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5, !6}
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!llvm.ident = !{!7}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "newvars.c", directory: "C:\5Csrc\5Cllvm-project\5Cbuild")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 2}
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!6 = !{i32 7, !"PIC Level", i32 2}
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!7 = !{!"clang version 6.0.0 "}
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!8 = distinct !DISubprogram(name: "if_else", scope: !1, file: !1, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !16)
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!9 = !DISubroutineType(types: !10)
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!10 = !{!11, !14, !14, !14}
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!11 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Pair", file: !1, line: 1, size: 64, elements: !12)
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!12 = !{!13, !15}
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!13 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !11, file: !1, line: 1, baseType: !14, size: 32)
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!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!15 = !DIDerivedType(tag: DW_TAG_member, name: "y", scope: !11, file: !1, line: 1, baseType: !14, size: 32, offset: 32)
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!16 = !{!17, !18, !19, !20}
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!17 = !DILocalVariable(name: "b", arg: 3, scope: !8, file: !1, line: 2, type: !14)
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!18 = !DILocalVariable(name: "a", arg: 2, scope: !8, file: !1, line: 2, type: !14)
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!19 = !DILocalVariable(name: "cond", arg: 1, scope: !8, file: !1, line: 2, type: !14)
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!20 = !DILocalVariable(name: "p", scope: !8, file: !1, line: 3, type: !11)
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!22 = !DILocation(line: 2, column: 42, scope: !8)
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!23 = !DILocation(line: 2, column: 35, scope: !8)
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!24 = !DILocation(line: 2, column: 25, scope: !8)
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!25 = !DILocation(line: 3, column: 3, scope: !8)
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!26 = !DILocation(line: 3, column: 15, scope: !8)
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!27 = !DILocation(line: 4, column: 5, scope: !8)
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!28 = !DILocation(line: 4, column: 7, scope: !8)
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!29 = !{!30, !31, i64 0}
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!30 = !{!"Pair", !31, i64 0, !31, i64 4}
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!31 = !{!"int", !32, i64 0}
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!32 = !{!"omnipotent char", !33, i64 0}
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!33 = !{!"Simple C/C++ TBAA"}
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!34 = !DILocation(line: 5, column: 5, scope: !8)
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!35 = !DILocation(line: 5, column: 7, scope: !8)
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!36 = !{!30, !31, i64 4}
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!37 = !DILocation(line: 6, column: 7, scope: !38)
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!38 = distinct !DILexicalBlock(scope: !8, file: !1, line: 6, column: 7)
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!39 = !DILocation(line: 6, column: 7, scope: !8)
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!40 = !DILocation(line: 7, column: 7, scope: !41)
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!41 = distinct !DILexicalBlock(scope: !38, file: !1, line: 6, column: 13)
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!42 = !DILocation(line: 7, column: 9, scope: !41)
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!43 = !DILocation(line: 8, column: 7, scope: !41)
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!44 = !DILocation(line: 8, column: 9, scope: !41)
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!45 = !DILocation(line: 9, column: 3, scope: !41)
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!46 = !DILocation(line: 10, column: 7, scope: !47)
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!47 = distinct !DILexicalBlock(scope: !38, file: !1, line: 9, column: 10)
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!48 = !DILocation(line: 10, column: 9, scope: !47)
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!49 = !DILocation(line: 11, column: 7, scope: !47)
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!50 = !DILocation(line: 11, column: 9, scope: !47)
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!51 = !DILocation(line: 13, column: 10, scope: !8)
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!52 = !{i64 0, i64 4, !53, i64 4, i64 4, !53}
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!53 = !{!31, !31, i64 0}
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!54 = !DILocation(line: 14, column: 1, scope: !8)
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