1 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s 2 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s 3 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.compactbinary.afdo -S | FileCheck %s 4 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.compactbinary.afdo -S | FileCheck %s 5 6 ; Original C++ test case 7 ; 8 ; #include <stdio.h> 9 ; 10 ; int sum(int x, int y) { 11 ; return x + y; 12 ; } 13 ; 14 ; int main() { 15 ; int s, i = 0; 16 ; while (i++ < 20000 * 20000) 17 ; if (i != 100) s = sum(i, s); else s = 30; 18 ; printf("sum is %d\n", s); 19 ; return 0; 20 ; } 21 ; 22 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1 23 24 ; Check sample-profile phase using compactbinary format profile will annotate 25 ; the IR with exactly the same result as using text format. 26 ; CHECK: br i1 %cmp, label %while.body, label %while.end{{.*}} !prof ![[IDX1:[0-9]*]] 27 ; CHECK: br i1 %cmp1, label %if.then, label %if.else{{.*}} !prof ![[IDX2:[0-9]*]] 28 ; CHECK: call i32 (i8*, ...) @printf{{.*}} !prof ![[IDX3:[0-9]*]] 29 ; CHECK: = !{!"TotalCount", i64 10944} 30 ; CHECK: = !{!"MaxCount", i64 5553} 31 ; CHECK: ![[IDX1]] = !{!"branch_weights", i32 5392, i32 163} 32 ; CHECK: ![[IDX2]] = !{!"branch_weights", i32 5280, i32 113} 33 ; CHECK: ![[IDX3]] = !{!"branch_weights", i32 1} 34 35 ; Function Attrs: nounwind uwtable 36 define i32 @_Z3sumii(i32 %x, i32 %y) !dbg !4 { 37 entry: 38 %x.addr = alloca i32, align 4 39 %y.addr = alloca i32, align 4 40 store i32 %x, i32* %x.addr, align 4 41 store i32 %y, i32* %y.addr, align 4 42 %0 = load i32, i32* %x.addr, align 4, !dbg !11 43 %1 = load i32, i32* %y.addr, align 4, !dbg !11 44 %add = add nsw i32 %0, %1, !dbg !11 45 ret i32 %add, !dbg !11 46 } 47 48 ; Function Attrs: uwtable 49 define i32 @main() !dbg !7 { 50 entry: 51 %retval = alloca i32, align 4 52 %s = alloca i32, align 4 53 %i = alloca i32, align 4 54 store i32 0, i32* %retval 55 store i32 0, i32* %i, align 4, !dbg !12 56 br label %while.cond, !dbg !13 57 58 while.cond: ; preds = %if.end, %entry 59 %0 = load i32, i32* %i, align 4, !dbg !14 60 %inc = add nsw i32 %0, 1, !dbg !14 61 store i32 %inc, i32* %i, align 4, !dbg !14 62 %cmp = icmp slt i32 %0, 400000000, !dbg !14 63 br i1 %cmp, label %while.body, label %while.end, !dbg !14 64 65 while.body: ; preds = %while.cond 66 %1 = load i32, i32* %i, align 4, !dbg !16 67 %cmp1 = icmp ne i32 %1, 100, !dbg !16 68 br i1 %cmp1, label %if.then, label %if.else, !dbg !16 69 70 71 if.then: ; preds = %while.body 72 %2 = load i32, i32* %i, align 4, !dbg !18 73 %3 = load i32, i32* %s, align 4, !dbg !18 74 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !18 75 store i32 %call, i32* %s, align 4, !dbg !18 76 br label %if.end, !dbg !18 77 78 if.else: ; preds = %while.body 79 store i32 30, i32* %s, align 4, !dbg !20 80 br label %if.end 81 82 if.end: ; preds = %if.else, %if.then 83 br label %while.cond, !dbg !22 84 85 while.end: ; preds = %while.cond 86 %4 = load i32, i32* %s, align 4, !dbg !24 87 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %4), !dbg !24 88 ret i32 0, !dbg !25 89 } 90 91 declare i32 @printf(i8*, ...) #2 92 93 !llvm.dbg.cu = !{!0} 94 !llvm.module.flags = !{!8, !9} 95 !llvm.ident = !{!10} 96 97 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5 ", isOptimized: false, emissionKind: NoDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 98 !1 = !DIFile(filename: "calls.cc", directory: ".") 99 !2 = !{} 100 !4 = distinct !DISubprogram(name: "sum", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2) 101 !5 = !DIFile(filename: "calls.cc", directory: ".") 102 !6 = !DISubroutineType(types: !2) 103 !7 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !1, scope: !5, type: !6, retainedNodes: !2) 104 !8 = !{i32 2, !"Dwarf Version", i32 4} 105 !9 = !{i32 1, !"Debug Info Version", i32 3} 106 !10 = !{!"clang version 3.5 "} 107 !11 = !DILocation(line: 4, scope: !4) 108 !12 = !DILocation(line: 8, scope: !7) 109 !13 = !DILocation(line: 9, scope: !7) 110 !14 = !DILocation(line: 9, scope: !15) 111 !15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7) 112 !16 = !DILocation(line: 10, scope: !17) 113 !17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7) 114 !18 = !DILocation(line: 10, scope: !19) 115 !19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17) 116 !20 = !DILocation(line: 10, scope: !21) 117 !21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17) 118 !22 = !DILocation(line: 10, scope: !23) 119 !23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17) 120 !24 = !DILocation(line: 11, scope: !7) 121 !25 = !DILocation(line: 12, scope: !7) 122
