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1; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/use-sample-profile-attr.prof -S | FileCheck %s2 3@.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 14 5;; @goo doesn't have use-sample-profile attribute so it won't have6;; profile annotated.7; CHECK-NOT: @goo{{.*}} !prof8define void @goo() !dbg !26 {9 ret void10}11 12;; @foo has use-sample-profile attribute so it will have profile annotated.13; CHECK: @foo{{.*}} !prof ![[HDRCNT1:[0-9]+]]14define i32 @foo(i32 %x, i32 %y) #0 !dbg !4 {15entry:16 %x.addr = alloca i32, align 417 %y.addr = alloca i32, align 418 store i32 %x, ptr %x.addr, align 419 store i32 %y, ptr %y.addr, align 420 %0 = load i32, ptr %x.addr, align 4, !dbg !1121 %1 = load i32, ptr %y.addr, align 4, !dbg !1122 %add = add nsw i32 %0, %1, !dbg !1123 ret i32 %add, !dbg !1124}25 26;; @main has use-sample-profile attribute so it will have profile annotated.27; CHECK: @main{{.*}} !prof ![[HDRCNT2:[0-9]+]]28define i32 @main() #1 !dbg !7 {29entry:30 %retval = alloca i32, align 431 %s = alloca i32, align 432 %i = alloca i32, align 433 store i32 0, ptr %retval34 store i32 0, ptr %i, align 4, !dbg !1235 br label %while.cond, !dbg !1336 37while.cond: ; preds = %if.end, %entry38 %0 = load i32, ptr %i, align 4, !dbg !1439 %inc = add nsw i32 %0, 1, !dbg !1440 store i32 %inc, ptr %i, align 4, !dbg !1441 %cmp = icmp slt i32 %0, 400000000, !dbg !1442 br i1 %cmp, label %while.body, label %while.end, !dbg !1443 44while.body: ; preds = %while.cond45 %1 = load i32, ptr %i, align 4, !dbg !1646 %cmp1 = icmp ne i32 %1, 100, !dbg !1647 br i1 %cmp1, label %if.then, label %if.else, !dbg !1648 49 50if.then: ; preds = %while.body51 %2 = load i32, ptr %i, align 4, !dbg !1852 %3 = load i32, ptr %s, align 4, !dbg !1853;; @foo is inlined because the callsite is hot and @foo has use-sample-profile54;; attribute.55; CHECK: if.then:56; CHECK-NOT: call i32 @foo57 %call = call i32 @foo(i32 %2, i32 %3), !dbg !1858 store i32 %call, ptr %s, align 4, !dbg !1859 br label %if.end, !dbg !1860 61if.else: ; preds = %while.body62;; @goo is not inlined because @goo doesn't have use-sample-profile attribute.63; CHECK: if.else:64; CHECK: call void @goo65 call void @goo(), !dbg !2766 store i32 30, ptr %s, align 4, !dbg !2067 br label %if.end68 69if.end: ; preds = %if.else, %if.then70 br label %while.cond, !dbg !2271 72while.end: ; preds = %while.cond73 %4 = load i32, ptr %s, align 4, !dbg !2474 %call2 = call i32 (ptr, ...) @printf(ptr @.str, i32 %4), !dbg !2475 ret i32 0, !dbg !2576}77 78; CHECK: ![[HDRCNT1]] = !{!"function_entry_count", i64 11}79; CHECK: ![[HDRCNT2]] = !{!"function_entry_count", i64 2}80 81attributes #0 = {"use-sample-profile"}82attributes #1 = {"use-sample-profile"}83 84declare i32 @printf(ptr, ...)85 86!llvm.dbg.cu = !{!0}87!llvm.module.flags = !{!8, !9}88!llvm.ident = !{!10}89 90!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)91!1 = !DIFile(filename: "calls.cc", directory: ".")92!2 = !{}93!4 = distinct !DISubprogram(name: "foo", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)94!5 = !DIFile(filename: "calls.cc", directory: ".")95!6 = !DISubroutineType(types: !2)96!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)97!8 = !{i32 2, !"Dwarf Version", i32 4}98!9 = !{i32 1, !"Debug Info Version", i32 3}99!10 = !{!"clang version 3.5 "}100!11 = !DILocation(line: 4, scope: !4)101!12 = !DILocation(line: 8, scope: !7)102!13 = !DILocation(line: 9, scope: !7)103!14 = !DILocation(line: 9, scope: !15)104!15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)105!16 = !DILocation(line: 10, scope: !17)106!17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)107!18 = !DILocation(line: 10, scope: !19)108!19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)109!20 = !DILocation(line: 10, scope: !21)110!21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)111!22 = !DILocation(line: 10, scope: !23)112!23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)113!24 = !DILocation(line: 11, scope: !7)114!25 = !DILocation(line: 12, scope: !7)115!26 = distinct !DISubprogram(name: "goo", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)116!27 = !DILocation(line: 11, column: 20, scope: !7)117