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1; REQUIRES: zlib2; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s3; RUN: llvm-profdata merge -sample -extbinary -compress-all-sections %S/Inputs/inline.prof -o %t.compress.extbinary.afdo4; RUN: opt < %s -passes=sample-profile -sample-profile-file=%t.compress.extbinary.afdo -S | FileCheck %s5 6; Original C++ test case7;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 123 24; Check sample-profile phase using compressed extbinary format profile25; will annotate 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 (ptr, ...) @printf{{.*}} !prof ![[IDX3:[0-9]*]]29; CHECK: = !{!"TotalCount", i64 26781}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 uwtable36define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !4 {37entry:38 %x.addr = alloca i32, align 439 %y.addr = alloca i32, align 440 store i32 %x, ptr %x.addr, align 441 store i32 %y, ptr %y.addr, align 442 %0 = load i32, ptr %x.addr, align 4, !dbg !1143 %1 = load i32, ptr %y.addr, align 4, !dbg !1144 %add = add nsw i32 %0, %1, !dbg !1145 ret i32 %add, !dbg !1146}47 48; Function Attrs: uwtable49define i32 @main() #0 !dbg !7 {50entry:51 %retval = alloca i32, align 452 %s = alloca i32, align 453 %i = alloca i32, align 454 store i32 0, ptr %retval55 store i32 0, ptr %i, align 4, !dbg !1256 br label %while.cond, !dbg !1357 58while.cond: ; preds = %if.end, %entry59 %0 = load i32, ptr %i, align 4, !dbg !1460 %inc = add nsw i32 %0, 1, !dbg !1461 store i32 %inc, ptr %i, align 4, !dbg !1462 %cmp = icmp slt i32 %0, 400000000, !dbg !1463 br i1 %cmp, label %while.body, label %while.end, !dbg !1464 65while.body: ; preds = %while.cond66 %1 = load i32, ptr %i, align 4, !dbg !1667 %cmp1 = icmp ne i32 %1, 100, !dbg !1668 br i1 %cmp1, label %if.then, label %if.else, !dbg !1669 70 71if.then: ; preds = %while.body72 %2 = load i32, ptr %i, align 4, !dbg !1873 %3 = load i32, ptr %s, align 4, !dbg !1874 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !1875 store i32 %call, ptr %s, align 4, !dbg !1876 br label %if.end, !dbg !1877 78if.else: ; preds = %while.body79 store i32 30, ptr %s, align 4, !dbg !2080 br label %if.end81 82if.end: ; preds = %if.else, %if.then83 br label %while.cond, !dbg !2284 85while.end: ; preds = %while.cond86 %4 = load i32, ptr %s, align 4, !dbg !2487 %call2 = call i32 (ptr, ...) @printf(ptr @.str, i32 %4), !dbg !2488 ret i32 0, !dbg !2589}90 91declare i32 @printf(ptr, ...) #292 93attributes #0 = { "use-sample-profile" }94 95!llvm.dbg.cu = !{!0}96!llvm.module.flags = !{!8, !9}97!llvm.ident = !{!10}98 99!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)100!1 = !DIFile(filename: "calls.cc", directory: ".")101!2 = !{}102!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)103!5 = !DIFile(filename: "calls.cc", directory: ".")104!6 = !DISubroutineType(types: !2)105!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)106!8 = !{i32 2, !"Dwarf Version", i32 4}107!9 = !{i32 1, !"Debug Info Version", i32 3}108!10 = !{!"clang version 3.5 "}109!11 = !DILocation(line: 4, scope: !4)110!12 = !DILocation(line: 8, scope: !7)111!13 = !DILocation(line: 9, scope: !7)112!14 = !DILocation(line: 9, scope: !15)113!15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)114!16 = !DILocation(line: 10, scope: !17)115!17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)116!18 = !DILocation(line: 10, scope: !19)117!19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)118!20 = !DILocation(line: 10, scope: !21)119!21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)120!22 = !DILocation(line: 10, scope: !23)121!23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)122!24 = !DILocation(line: 11, scope: !7)123!25 = !DILocation(line: 12, scope: !7)124