forked from OSchip/llvm-project
126 lines
5.3 KiB
LLVM
126 lines
5.3 KiB
LLVM
; Note that this needs new pass manager for now. Passing `-sample-profile-top-down-load` to legacy pass manager is a no-op.
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; Test we aren't doing specialization for inlining with default source order
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; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline-topdown.prof -sample-profile-top-down-load=false -S | FileCheck -check-prefix=DEFAULT %s
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; Test we specialize based on call path with context-sensitive profile while inlining with '-sample-profile-top-down-load'
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; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline-topdown.prof -sample-profile-merge-inlinee -sample-profile-top-down-load=true -S | FileCheck -check-prefix=TOPDOWN %s
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@.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
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define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !6 {
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entry:
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%x.addr = alloca i32, align 4
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%y.addr = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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store i32 %y, i32* %y.addr, align 4
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%tmp = load i32, i32* %x.addr, align 4, !dbg !8
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%tmp1 = load i32, i32* %y.addr, align 4, !dbg !8
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%add = add nsw i32 %tmp, %tmp1, !dbg !8
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%tmp2 = load i32, i32* %x.addr, align 4, !dbg !8
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%tmp3 = load i32, i32* %y.addr, align 4, !dbg !8
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%call = call i32 @_Z3subii(i32 %tmp2, i32 %tmp3), !dbg !8
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ret i32 %add, !dbg !8
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}
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define i32 @_Z3subii(i32 %x, i32 %y) #0 !dbg !9 {
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entry:
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%x.addr = alloca i32, align 4
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%y.addr = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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store i32 %y, i32* %y.addr, align 4
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%tmp = load i32, i32* %x.addr, align 4, !dbg !10
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%tmp1 = load i32, i32* %y.addr, align 4, !dbg !10
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%add = sub nsw i32 %tmp, %tmp1, !dbg !10
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ret i32 %add, !dbg !11
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}
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define i32 @main() #0 !dbg !12 {
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entry:
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%retval = alloca i32, align 4
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%s = alloca i32, align 4
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%i = alloca i32, align 4
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store i32 0, i32* %retval
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store i32 0, i32* %i, align 4, !dbg !13
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br label %while.cond, !dbg !14
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while.cond: ; preds = %if.end, %entry
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%tmp = load i32, i32* %i, align 4, !dbg !15
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%inc = add nsw i32 %tmp, 1, !dbg !15
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store i32 %inc, i32* %i, align 4, !dbg !15
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%cmp = icmp slt i32 %tmp, 400000000, !dbg !15
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br i1 %cmp, label %while.body, label %while.end, !dbg !15
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while.body: ; preds = %while.cond
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%tmp1 = load i32, i32* %i, align 4, !dbg !17
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%cmp1 = icmp ne i32 %tmp1, 100, !dbg !17
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br i1 %cmp1, label %if.then, label %if.else, !dbg !17
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if.then: ; preds = %while.body
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%tmp2 = load i32, i32* %i, align 4, !dbg !19
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%tmp3 = load i32, i32* %s, align 4, !dbg !19
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%call = call i32 @_Z3sumii(i32 %tmp2, i32 %tmp3), !dbg !19
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store i32 %call, i32* %s, align 4, !dbg !19
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br label %if.end, !dbg !19
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if.else: ; preds = %while.body
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store i32 30, i32* %s, align 4, !dbg !21
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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br label %while.cond, !dbg !23
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while.end: ; preds = %while.cond
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%tmp4 = load i32, i32* %s, align 4, !dbg !25
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%call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %tmp4), !dbg !25
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ret i32 0, !dbg !26
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}
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declare i32 @printf(i8*, ...)
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attributes #0 = { "use-sample-profile" }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.5 ", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "calls.cc", directory: ".")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 1, !"Debug Info Version", i32 3}
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!5 = !{!"clang version 3.5 "}
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!6 = distinct !DISubprogram(name: "sum", scope: !1, file: !1, line: 3, type: !7, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!7 = !DISubroutineType(types: !2)
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!8 = !DILocation(line: 4, scope: !6)
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!9 = distinct !DISubprogram(name: "sub", scope: !1, file: !1, line: 20, type: !7, scopeLine: 20, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!10 = !DILocation(line: 20, scope: !9)
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!11 = !DILocation(line: 21, scope: !9)
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!12 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 7, type: !7, scopeLine: 7, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!13 = !DILocation(line: 8, scope: !12)
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!14 = !DILocation(line: 9, scope: !12)
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!15 = !DILocation(line: 9, scope: !16)
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!16 = !DILexicalBlockFile(scope: !12, file: !1, discriminator: 2)
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!17 = !DILocation(line: 10, scope: !18)
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!18 = distinct !DILexicalBlock(scope: !12, file: !1, line: 10)
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!19 = !DILocation(line: 10, scope: !20)
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!20 = !DILexicalBlockFile(scope: !18, file: !1, discriminator: 2)
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!21 = !DILocation(line: 10, scope: !22)
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!22 = !DILexicalBlockFile(scope: !18, file: !1, discriminator: 4)
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!23 = !DILocation(line: 10, scope: !24)
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!24 = !DILexicalBlockFile(scope: !18, file: !1, discriminator: 6)
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!25 = !DILocation(line: 11, scope: !12)
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!26 = !DILocation(line: 12, scope: !12)
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; DEFAULT: @_Z3sumii
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; DEFAULT-NOT: call i32 @_Z3subii
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; DEFAULT: @main()
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; DEFAULT-NOT: call i32 @_Z3subii
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; TOPDOWN: @_Z3sumii
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; TOPDOWN-NOT: call i32 @_Z3subii
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; TOPDOWN: @main()
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; TOPDOWN: call i32 @_Z3subii
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