xref: /llvm-project-15.0.7/llvm/test/CodeGen/XCore/dwarf_debug.ll (revision c045c557)

; RUN: llc < %s -mtriple=xcore-unknown-unknown -O0 | FileCheck %s

; target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32-f64:32-a:0:32-n32"
; target triple = "xcore"

; CHECK-LABEL: f
; CHECK: entsp [[S:[0-9]+]]
; ...the prologue...
; CHECK: .loc 1 2 0 prologue_end      # test.c:2:0
; CHECK: add r0, r0, 1
; CHECK: retsp [[S]]
define i32 @f(i32 %a) !dbg !4 {
entry:
  %a.addr = alloca i32, align 4
  store i32 %a, i32* %a.addr, align 4
  call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !11, metadata !DIExpression()), !dbg !12
  %0 = load i32, i32* %a.addr, align 4, !dbg !12
  %add = add nsw i32 %0, 1, !dbg !12
  ret i32 %add, !dbg !12
}

declare void @llvm.dbg.declare(metadata, metadata, metadata)

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9, !10}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
!1 = !DIFile(filename: "test.c", directory: "")
!2 = !{}
!4 = distinct !DISubprogram(name: "f", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 2, file: !1, scope: !1, type: !6, retainedNodes: !2)
!6 = !DISubroutineType(types: !7)
!7 = !{!8, !8}
!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!9 = !{i32 2, !"Dwarf Version", i32 4}
!10 = !{i32 2, !"Debug Info Version", i32 3}
!11 = !DILocalVariable(name: "a", line: 2, arg: 1, scope: !4, file: !1, type: !8)
!12 = !DILocation(line: 2, scope: !4)