forked from OSchip/llvm-project
48 lines
1.7 KiB
LLVM
48 lines
1.7 KiB
LLVM
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; RUN: opt < %s -passes=pseudo-probe -function-sections -S -o %t
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; RUN: FileCheck %s < %t --check-prefix=CHECK-IL
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; RUN: llc %t -stop-after=instruction-select -o - | FileCheck %s --check-prefix=CHECK-MIR
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;
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;; Check the generation of pseudoprobe intrinsic call.
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define void @foo(i32 %x) !dbg !3 {
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bb0:
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%cmp = icmp eq i32 %x, 0
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; CHECK-IL: call void @llvm.pseudoprobe(i64 [[#GUID:]], i64 1, i32 0), !dbg ![[#FAKELINE:]]
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; CHECK-MIR: PSEUDO_PROBE [[#GUID:]], 1, 0, 0
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br i1 %cmp, label %bb1, label %bb2
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bb1:
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; CHECK-IL: call void @llvm.pseudoprobe(i64 [[#GUID:]], i64 2, i32 0), !dbg ![[#FAKELINE]]
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; CHECK-MIR: PSEUDO_PROBE [[#GUID]], 3, 0, 0
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; CHECK-MIR: PSEUDO_PROBE [[#GUID]], 4, 0, 0
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br label %bb3
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bb2:
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; CHECK-IL: call void @llvm.pseudoprobe(i64 [[#GUID:]], i64 3, i32 0), !dbg ![[#FAKELINE]]
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; CHECK-MIR: PSEUDO_PROBE [[#GUID]], 2, 0, 0
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; CHECK-MIR: PSEUDO_PROBE [[#GUID]], 4, 0, 0
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br label %bb3
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bb3:
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; CHECK-IL: call void @llvm.pseudoprobe(i64 [[#GUID]], i64 4, i32 0), !dbg ![[#REALLINE:]]
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ret void, !dbg !12
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}
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; CHECK-IL: ![[#FOO:]] = distinct !DISubprogram(name: "foo"
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; CHECK-IL: ![[#FAKELINE]] = !DILocation(line: 0, scope: ![[#FOO]])
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; CHECK-IL: ![[#REALLINE]] = !DILocation(line: 2, scope: ![[#FOO]])
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!9, !10}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
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!1 = !DIFile(filename: "test.c", directory: "")
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!2 = !{}
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!3 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !5, unit: !0, retainedNodes: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{!7}
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !{i32 2, !"Dwarf Version", i32 4}
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!10 = !{i32 2, !"Debug Info Version", i32 3}
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!11 = !{!"clang version 3.9.0"}
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!12 = !DILocation(line: 2, scope: !3)
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