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77 lines
2.5 KiB
77 lines
2.5 KiB
; RUN: opt < %s -instcombine -sample-profile -sample-profile-file=%S/Inputs/einline.prof -S | FileCheck %s
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; Checks if both call and invoke can be inlined early if their inlined
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; instances are hot in profile.
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target triple = "x86_64-unknown-linux-gnu"
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@_ZTIi = external constant i8*
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; Function Attrs: uwtable
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define void @_Z3foov() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !6 {
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%1 = alloca i8*
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%2 = alloca i32
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%3 = alloca i32, align 4
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; CHECK: call void @no_inline
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call void @no_inline(), !dbg !16
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; CHECK-NOT: call
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call void @_ZL3barv(), !dbg !9
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; CHECK-NOT: invoke
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invoke void @_ZL3barv()
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to label %4 unwind label %5, !dbg !10
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; <label>:4:
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ret void
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; <label>:5:
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%6 = landingpad { i8*, i32 }
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catch i8* bitcast (i8** @_ZTIi to i8*)
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ret void
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}
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; Function Attrs: nounwind uwtable
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define internal void @_ZL3barv() #0 !dbg !12 {
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ret void
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}
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; CHECK-LABEL: @recursive
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define void @recursive() #0 !dbg !13 {
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; Recursive calls should not be early-inlined.
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; CHECK-NOT: call void @recursive
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; CHECK: call void @recursive
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; CHECK: call void @recursive
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; CHECK-NOT: call void @recursive
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; CHECK: ret
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call void @recursive(), !dbg !14
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call void @recursive(), !dbg !15
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ret void
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}
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; The callee has mismatch attributes to the caller, it should not be inlined
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define void @no_inline() #1 !dbg !17 {
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ret void
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}
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declare i32 @__gxx_personality_v0(...)
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attributes #0 = {"target-features"="+sse4.1" "use-sample-profile"}
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attributes #1 = {"target-features"="+sse4.2" "use-sample-profile"}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1)
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!1 = !DIFile(filename: "a", directory: "b/")
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!6 = distinct !DISubprogram(linkageName: "_Z3foov", scope: !1, file: !1, line: 5, scopeLine: 5, unit: !0)
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!9 = !DILocation(line: 6, column: 3, scope: !6)
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!10 = !DILocation(line: 8, column: 5, scope: !11)
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!11 = distinct !DILexicalBlock(scope: !6, file: !1, line: 7, column: 7)
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!12 = distinct !DISubprogram(linkageName: "_ZL3barv", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
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!13 = distinct !DISubprogram(linkageName: "recursive", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
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!14 = !DILocation(line: 21, column: 3, scope: !13)
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!15 = !DILocation(line: 22, column: 3, scope: !13)
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!16 = !DILocation(line: 7, column: 3, scope: !6)
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!17 = distinct !DISubprogram(linkageName: "no_inline", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
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