75 lines
3.6 KiB
LLVM
75 lines
3.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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; RUN: llc -mtriple aarch64 -O0 -stop-after=irtranslator -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck --match-full-lines %s
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target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
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target triple = "arm64-apple-ios5.0.0"
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@var1 = common global i32 0, align 4, !dbg !0
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@var2 = common global i32 0, align 4, !dbg !6
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; We check here that the G_GLOBAL_VALUE has a debug loc with line 0.
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define i32 @main() #0 !dbg !14 {
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; CHECK-LABEL: name: main
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; CHECK: bb.1.entry:
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; CHECK: successors: %bb.2(0x40000000), %bb.3(0x40000000)
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; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
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; CHECK: [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @var1, debug-location !DILocation(line: 0, scope: !18)
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; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
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; CHECK: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
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; CHECK: [[GV1:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @var2, debug-location !DILocation(line: 0, scope: !22)
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; CHECK: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.retval
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; CHECK: G_STORE [[C]](s32), [[FRAME_INDEX]](p0) :: (store (s32) into %ir.retval)
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; CHECK: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[GV]](p0), debug-location !17 :: (dereferenceable load (s32) from @var1)
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; CHECK: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(eq), [[LOAD]](s32), [[C1]], debug-location !19
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; CHECK: G_BRCOND [[ICMP]](s1), %bb.2, debug-location !20
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; CHECK: G_BR %bb.3, debug-location !20
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; CHECK: bb.2.if.then:
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; CHECK: successors: %bb.3(0x80000000)
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; CHECK: G_STORE [[C2]](s32), [[GV1]](p0), debug-location !21 :: (store (s32) into @var2)
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; CHECK: bb.3.if.end:
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; CHECK: $w0 = COPY [[C]](s32), debug-location !24
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; CHECK: RET_ReallyLR implicit $w0, debug-location !24
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval, align 4
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%0 = load i32, i32* @var1, align 4, !dbg !17
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%cmp = icmp eq i32 %0, 1, !dbg !19
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br i1 %cmp, label %if.then, label %if.end, !dbg !20
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if.then:
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store i32 2, i32* @var2, align 4, !dbg !21
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br label %if.end, !dbg !23
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if.end:
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ret i32 0, !dbg !24
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}
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!9, !10, !11, !12}
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!llvm.ident = !{!13}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "var1", scope: !2, file: !3, line: 1, type: !8, isLocal: false, isDefinition: true)
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!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: GNU)
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!3 = !DIFile(filename: "dbg.c", directory: "/")
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!4 = !{}
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!5 = !{!0, !6}
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!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
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!7 = distinct !DIGlobalVariable(name: "var2", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: true)
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!8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!9 = !{i32 2, !"Dwarf Version", i32 2}
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!10 = !{i32 2, !"Debug Info Version", i32 3}
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!11 = !{i32 1, !"wchar_size", i32 4}
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!12 = !{i32 7, !"PIC Level", i32 2}
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!13 = !{!"clang"}
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!14 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 3, type: !15, scopeLine: 3, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !4)
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!15 = !DISubroutineType(types: !16)
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!16 = !{!8}
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!17 = !DILocation(line: 4, column: 7, scope: !18)
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!18 = distinct !DILexicalBlock(scope: !14, file: !3, line: 4, column: 7)
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!19 = !DILocation(line: 4, column: 12, scope: !18)
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!20 = !DILocation(line: 4, column: 7, scope: !14)
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!21 = !DILocation(line: 5, column: 10, scope: !22)
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!22 = distinct !DILexicalBlock(scope: !18, file: !3, line: 4, column: 18)
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!23 = !DILocation(line: 6, column: 3, scope: !22)
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!24 = !DILocation(line: 7, column: 3, scope: !14)
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