| # RUN: llc < %s -run-pass=wasm-reg-stackify -x=mir 2>&1 | FileCheck %s |
| |
| # CHECK: body: |
| # CHECK: dead %3:i32 = I32_WRAP_I64 %0, |
| # CHECK-NEXT: DBG_VALUE %1:i32 |
| # CHECK-NEXT: dead %2:i32 = CALL @bar, |
| # CHECK-NEXT: DBG_VALUE %1:i32, |
| # CHECK-NEXT: %[[NEWREG:.*]]:i32 = CALL @bar, |
| # CHECK-NEXT: DBG_VALUE %[[NEWREG]], |
| # CHECK-NEXT: CALL @foo, %[[NEWREG]], |
| |
| --- | |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-unknown" |
| |
| declare void @foo(i32) |
| declare i32 @bar() |
| |
| define void @test(i64 %arg) { |
| unreachable |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!4} |
| !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) |
| !1 = !{} |
| !2 = !DIFile(filename: "<unknown>", directory: "") |
| !3 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "&str", file: !2, size: 64, align: 32, elements: !{}, identifier: "111094d970b097647de579f9c509ef08") |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = distinct !DILexicalBlock(scope: !6, file: !2, line: 357, column: 8) |
| !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) |
| !7 = !DINamespace(name: "ptr", scope: null) |
| !8 = !DISubroutineType(types: !1) |
| !9 = !{!10} |
| !10 = !DILocalVariable(name: "val0", scope: !5, file: !2, line: 357, type: !3, align: 4) |
| !11 = !DILocalVariable(name: "val1", scope: !5, file: !2, line: 358, type: !3, align: 4) |
| !12 = !DILocalVariable(name: "val2", scope: !5, file: !2, line: 359, type: !3, align: 4) |
| !13 = !DILocation(line: 357, column: 12, scope: !5) |
| !14 = !DILocation(line: 358, column: 12, scope: !5) |
| !15 = !DILocation(line: 359, column: 12, scope: !5) |
| |
| --- |
| name: test |
| liveins: |
| - { reg: '$arguments' } |
| tracksRegLiveness: true |
| body: | |
| bb.0: |
| liveins: $arguments |
| %0:i64 = ARGUMENT_i64 0, implicit $arguments |
| %1:i32 = I32_WRAP_I64 %0:i64, implicit-def dead $arguments |
| DBG_VALUE %1:i32, $noreg, !10, !DIExpression(), debug-location !13; <unknown>:357:12 line no:357 |
| %1:i32 = CALL @bar, implicit-def dead $arguments, implicit $sp32, implicit $sp64 |
| DBG_VALUE %1:i32, $noreg, !11, !DIExpression(), debug-location !14; <unknown>:357:12 line no:357 |
| %1:i32 = CALL @bar, implicit-def dead $arguments, implicit $sp32, implicit $sp64 |
| DBG_VALUE %1:i32, $noreg, !12, !DIExpression(), debug-location !15; <unknown>:357:12 line no:357 |
| CALL @foo, %1:i32, implicit-def dead $arguments, implicit $sp32, implicit $sp64 |
| RETURN implicit-def dead $arguments |
| |
| ... |