1# RUN: llc -march=x86-64 -run-pass none -o - %s | FileCheck %s
2# This test ensures that the MIR parser parses the metadata machine operands
3# correctly.
4
5--- |
6
7  define i32 @test(i32 %x) #0 !dbg !4 {
8  entry:
9    %x.addr = alloca i32, align 4
10    store i32 %x, i32* %x.addr, align 4
11    call void @llvm.dbg.declare(metadata i32* %x.addr, metadata !12, metadata !DIExpression()), !dbg !13
12    %0 = load i32, i32* %x.addr, align 4, !dbg !14
13    ret i32 %0, !dbg !14
14  }
15
16  declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
17
18  attributes #0 = { nounwind "frame-pointer"="none" }
19  attributes #1 = { nounwind readnone }
20
21  !llvm.dbg.cu = !{!0}
22  !llvm.module.flags = !{!9, !10}
23  !llvm.ident = !{!11}
24
25  !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.7.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
26  !1 = !DIFile(filename: "test.ll", directory: "")
27  !2 = !{}
28  !4 = distinct !DISubprogram(name: "test", scope: !5, file: !5, line: 4, type: !6, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
29  !5 = !DIFile(filename: "test.c", directory: "")
30  !6 = !DISubroutineType(types: !7)
31  !7 = !{!8, !8}
32  !8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
33  !9 = !{i32 2, !"Dwarf Version", i32 4}
34  !10 = !{i32 2, !"Debug Info Version", i32 3}
35  !11 = !{!"clang version 3.7.0"}
36  !12 = !DILocalVariable(name: "x", arg: 1, scope: !4, file: !5, line: 4, type: !8)
37  !13 = !DILocation(line: 4, scope: !4)
38  !14 = !DILocation(line: 8, scope: !4)
39
40...
41---
42name:            test
43tracksRegLiveness: true
44registers:
45  - { id: 0, class: gr32 }
46frameInfo:
47  maxAlignment:  4
48stack:
49  - { id: 0, name: x.addr, size: 4, alignment: 4 }
50body: |
51  bb.0.entry:
52    liveins: $edi
53    ; CHECK:      %0:gr32 = COPY $edi
54    ; CHECK-NEXT: DBG_VALUE $noreg, 0, !11, !DIExpression()
55    %0 = COPY $edi
56    DBG_VALUE _, 0, !12, !DIExpression(), debug-location !13
57    MOV32mr %stack.0.x.addr, 1, _, 0, _, %0
58    $eax = COPY %0
59    RETQ $eax
60...
61