1# RUN: llc < %s -run-pass=wasm-reg-stackify -x=mir 2>&1 | FileCheck %s
2
3# CHECK: body:
4# CHECK: bb.0:
5# CHECK: %[[REG1:[0-9]+]]:i32 = CONST_I32 0,
6# CHECK-NEXT: DBG_VALUE %[[REG1]],
7# CHECK-NEXT: CALL @foo, %[[REG1]],
8# CHECK: bb.1:
9# CHECK: %[[REG2:[0-9]+]]:i32 = CONST_I32 0,
10# CHECK-NEXT: DBG_VALUE %[[REG2]],
11# CHECK-NEXT: CALL @foo, %[[REG2]],
12# CHECK: %[[REG3:[0-9]+]]:i32 = CONST_I32 0,
13# CHECK-NEXT: DBG_VALUE %[[REG3]],
14# CHECK-NEXT: CALL @foo, %[[REG3]],
15
16--- |
17  target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
18  target triple = "wasm32-unknown-unknown"
19
20  declare void @foo(i32)
21  declare i32 @bar()
22
23  define void @test(i64 %arg) {
24    unreachable
25  }
26
27  !llvm.dbg.cu = !{!0}
28  !llvm.module.flags = !{!4}
29  !0 = distinct !DICompileUnit(language: DW_LANG_Rust, file: !2, producer: "clang LLVM (rustc version 1.30.0-dev)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !1, globals: !1)
30  !1 = !{}
31  !2 = !DIFile(filename: "<unknown>", directory: "")
32  !3 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "&str", file: !2, size: 64, align: 32, elements: !{}, identifier: "111094d970b097647de579f9c509ef08")
33  !4 = !{i32 2, !"Debug Info Version", i32 3}
34  !5 = distinct !DILexicalBlock(scope: !6, file: !2, line: 357, column: 8)
35  !6 = distinct !DISubprogram(name: "testfoo", linkageName: "_testba", scope: !7, file: !2, line: 353, type: !8, isLocal: true, isDefinition: true, scopeLine: 353, flags: DIFlagPrototyped, isOptimized: true, unit: !0, templateParams: !1, retainedNodes: !9)
36  !7 = !DINamespace(name: "ptr", scope: null)
37  !8 = !DISubroutineType(types: !1)
38  !9 = !{!10}
39  !10 = !DILocalVariable(name: "val0", scope: !5, file: !2, line: 357, type: !3, align: 4)
40  !11 = !DILocalVariable(name: "val1", scope: !5, file: !2, line: 358, type: !3, align: 4)
41  !12 = !DILocalVariable(name: "val2", scope: !5, file: !2, line: 359, type: !3, align: 4)
42  !13 = !DILocation(line: 357, column: 12, scope: !5)
43  !14 = !DILocation(line: 358, column: 12, scope: !5)
44  !15 = !DILocation(line: 359, column: 12, scope: !5)
45
46---
47name: test
48liveins:
49  - { reg: '$arguments' }
50tracksRegLiveness: true
51body: |
52  bb.0:
53    successors: %bb.1
54    liveins: $arguments
55    %0:i64 = ARGUMENT_i64 0, implicit $arguments
56    %1:i32 = CONST_I32 0, implicit-def dead $arguments
57    DBG_VALUE %1:i32, $noreg, !10, !DIExpression(), debug-location !13; <unknown>:357:12 line no:357
58    CALL @foo, %1:i32, implicit-def dead $arguments, implicit $sp32, implicit $sp64
59
60  bb.1:
61    CALL @foo, %1:i32, implicit-def dead $arguments, implicit $sp32, implicit $sp64
62    CALL @foo, %1:i32, implicit-def dead $arguments, implicit $sp32, implicit $sp64
63    RETURN implicit-def dead $arguments
64
65...
66