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1; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s2; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.extbinary.afdo -S | FileCheck %s3; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.md5extbinary.afdo -S | FileCheck %s4; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.fixlenmd5.extbinary.afdo -S | FileCheck %s5; RUN: not opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/bad.extbinary.afdo -S 2>&1 | FileCheck %s -check-prefix=BAD-PROFILE6 7; Original C++ test case8;9; #include <stdio.h>10;11; int sum(int x, int y) {12; return x + y;13; }14;15; int main() {16; int s, i = 0;17; while (i++ < 20000 * 20000)18; if (i != 100) s = sum(i, s); else s = 30;19; printf("sum is %d\n", s);20; return 0;21; }22;23@.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 124 25; Check sample-profile phase using compactbinary or extbinary format profile26; will annotate the IR with exactly the same result as using text format.27; CHECK: br i1 %cmp, label %while.body, label %while.end{{.*}} !prof ![[IDX1:[0-9]*]]28; CHECK: br i1 %cmp1, label %if.then, label %if.else{{.*}} !prof ![[IDX2:[0-9]*]]29; CHECK: call i32 (ptr, ...) @printf{{.*}} !prof ![[IDX3:[0-9]*]]30; CHECK: = !{!"TotalCount", i64 26781}31; CHECK: = !{!"MaxCount", i64 5553}32; CHECK: ![[IDX1]] = !{!"branch_weights", i32 5392, i32 163}33; CHECK: ![[IDX2]] = !{!"branch_weights", i32 5280, i32 113}34; CHECK: ![[IDX3]] = !{!"branch_weights", i32 1}35 36; Check sample-profile phase will report error when it is reading a bad profile.37; BAD-PROFILE: error: {{.*}}bad.extbinary.afdo: profile reading failed: Malformed sample profile data38 39; Function Attrs: nounwind uwtable40define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !4 {41entry:42 %x.addr = alloca i32, align 443 %y.addr = alloca i32, align 444 store i32 %x, ptr %x.addr, align 445 store i32 %y, ptr %y.addr, align 446 %0 = load i32, ptr %x.addr, align 4, !dbg !1147 %1 = load i32, ptr %y.addr, align 4, !dbg !1148 %add = add nsw i32 %0, %1, !dbg !1149 ret i32 %add, !dbg !1150}51 52; Function Attrs: uwtable53define i32 @main() #0 !dbg !7 {54entry:55 %retval = alloca i32, align 456 %s = alloca i32, align 457 %i = alloca i32, align 458 store i32 0, ptr %retval59 store i32 0, ptr %i, align 4, !dbg !1260 br label %while.cond, !dbg !1361 62while.cond: ; preds = %if.end, %entry63 %0 = load i32, ptr %i, align 4, !dbg !1464 %inc = add nsw i32 %0, 1, !dbg !1465 store i32 %inc, ptr %i, align 4, !dbg !1466 %cmp = icmp slt i32 %0, 400000000, !dbg !1467 br i1 %cmp, label %while.body, label %while.end, !dbg !1468 69while.body: ; preds = %while.cond70 %1 = load i32, ptr %i, align 4, !dbg !1671 %cmp1 = icmp ne i32 %1, 100, !dbg !1672 br i1 %cmp1, label %if.then, label %if.else, !dbg !1673 74 75if.then: ; preds = %while.body76 %2 = load i32, ptr %i, align 4, !dbg !1877 %3 = load i32, ptr %s, align 4, !dbg !1878 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !1879 store i32 %call, ptr %s, align 4, !dbg !1880 br label %if.end, !dbg !1881 82if.else: ; preds = %while.body83 store i32 30, ptr %s, align 4, !dbg !2084 br label %if.end85 86if.end: ; preds = %if.else, %if.then87 br label %while.cond, !dbg !2288 89while.end: ; preds = %while.cond90 %4 = load i32, ptr %s, align 4, !dbg !2491 %call2 = call i32 (ptr, ...) @printf(ptr @.str, i32 %4), !dbg !2492 ret i32 0, !dbg !2593}94 95declare i32 @printf(ptr, ...) #296 97attributes #0 = { "use-sample-profile" }98 99!llvm.dbg.cu = !{!0}100!llvm.module.flags = !{!8, !9}101!llvm.ident = !{!10}102 103!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)104!1 = !DIFile(filename: "calls.cc", directory: ".")105!2 = !{}106!4 = distinct !DISubprogram(name: "sum", linkageName: "_Z3sumii", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)107!5 = !DIFile(filename: "calls.cc", directory: ".")108!6 = !DISubroutineType(types: !2)109!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)110!8 = !{i32 2, !"Dwarf Version", i32 4}111!9 = !{i32 1, !"Debug Info Version", i32 3}112!10 = !{!"clang version 3.5 "}113!11 = !DILocation(line: 4, scope: !4)114!12 = !DILocation(line: 8, scope: !7)115!13 = !DILocation(line: 9, scope: !7)116!14 = !DILocation(line: 9, scope: !15)117!15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)118!16 = !DILocation(line: 10, scope: !17)119!17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)120!18 = !DILocation(line: 10, scope: !19)121!19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)122!20 = !DILocation(line: 10, scope: !21)123!21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)124!22 = !DILocation(line: 10, scope: !23)125!23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)126!24 = !DILocation(line: 11, scope: !7)127!25 = !DILocation(line: 12, scope: !7)128