89 lines
3.4 KiB
Plaintext
89 lines
3.4 KiB
Plaintext
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# RUN: llc -run-pass=aarch64-ldst-opt -mtriple=arm64-apple-iphoneos -aarch64-load-store-renaming=true -verify-machineinstrs -o - %s | FileCheck %s
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--- |
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define void @test_dbg_value1() #0 { ret void }
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define void @test_dbg_value2() #0 { ret void }
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "llvm", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "dbg.ll", directory: "/tmp")
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!2 = !{}
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!5 = distinct !DISubprogram(name: "test_dbg_value", scope: !1, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!6 = !DISubroutineType(types: !2)
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!7 = !DILocalVariable(name: "x", arg: 1, scope: !5, file: !1, line: 1, type: !8)
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!8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!9 = !DILocation(line: 1, column: 1, scope: !5)
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!10 = !{i32 2, !"Debug Info Version", i32 3}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!10}
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---
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# Check we do not crash when checking $noreg debug operands.
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#
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# CHECK-LABEL: name: test_dbg_value1
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# CHECK: bb.0:
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# CHECK-NEXT: liveins: $x0, $x1
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# CHECK: $x10, renamable $x8 = LDPXi renamable $x0, 0 :: (load 8)
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# CHECK-NEXT: renamable $x9 = LDRXui renamable $x0, 1 :: (load 8)
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# CHECK-NEXT: STRXui renamable $x9, renamable $x0, 100 :: (store 8, align 4)
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# CHECK-NEXT: DBG_VALUE $x9, $noreg
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# CHECK-NEXT: renamable $x8 = ADDXrr $x8, $x8
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# CHECK-NEXT: STPXi renamable $x8, killed $x10, renamable $x0, 10 :: (store 8, align 4)
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# CHECK-NEXT: RET undef $lr
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name: test_dbg_value1
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alignment: 4
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tracksRegLiveness: true
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liveins:
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- { reg: '$x0' }
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- { reg: '$x1' }
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- { reg: '$x8' }
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frameInfo:
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maxAlignment: 1
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maxCallFrameSize: 0
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machineFunctionInfo: {}
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body: |
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bb.0:
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liveins: $x0, $x1
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renamable $x9, renamable $x8 = LDPXi renamable $x0, 0 :: (load 8)
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STRXui renamable killed $x9, renamable $x0, 11 :: (store 8, align 4)
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renamable $x9 = LDRXui renamable $x0, 1 :: (load 8)
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STRXui renamable $x9, renamable $x0, 100 :: (store 8, align 4)
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DBG_VALUE $x9, $noreg, !7, !DIExpression(DW_OP_plus_uconst, 32), debug-location !9
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renamable $x8 = ADDXrr $x8, $x8
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STRXui renamable $x8, renamable $x0, 10 :: (store 8, align 4)
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RET undef $lr
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...
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# CHECK-LABEL: name: test_dbg_value2
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# CHECK: bb.0:
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# CHECK-NEXT: liveins: $x19, $x20, $x0
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# CHECK: $x8 = ORRXrs $xzr, $x0, 0
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# CHECK-NEXT: renamable $x0 = nuw ADDXri $x0, 8, 0
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# CHECK-NEXT: DBG_VALUE $x0, $noreg,
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# CHECK-NEXT: STRXui killed renamable $x8, renamable $x19, 2 :: (store 8)
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# CHECK-NEXT: $x8 = ADDXrs renamable $x0, killed renamable $x20, 0
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# CHECK-NEXT: STPXi $xzr, renamable $x8, renamable $x19, 0 :: (store 8)
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# CHECK-NEXT: RET undef $lr, implicit $x0
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name: test_dbg_value2
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alignment: 4
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tracksRegLiveness: true
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liveins:
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- { reg: '$x0' }
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- { reg: '$x1' }
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frameInfo:
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maxAlignment: 1
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maxCallFrameSize: 0
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machineFunctionInfo: {}
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body: |
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bb.0:
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liveins: $x19, $x20, $x0
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$x8 = ORRXrs $xzr, $x0, 0
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renamable $x0 = nuw ADDXri $x0, 8, 0
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DBG_VALUE $x0, $noreg, !7, !DIExpression(), debug-location !9
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STRXui killed renamable $x8, renamable $x19, 2 :: (store 8)
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$x8 = ADDXrs renamable $x0, killed renamable $x20, 0
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STRXui $xzr, renamable $x19, 0 :: (store 8)
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STRXui killed renamable $x8, killed renamable $x19, 1 :: (store 8)
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RET undef $lr, implicit $x0
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...
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