dbgloc-insert-extract-val-instrs.ll 2.66 KB
;; Check that every instruction inserted by -deadargelim has a debug location.
;; The test was generated by using -debugify option.

; RUN: opt < %s -deadargelim -S 2>&1 | FileCheck %s

; CHECK-LABEL: fn
; CHECK: %oldret = extractvalue { i32, i32, i16 } %z, 0, !dbg ![[LOC:.*]]
; CHECK: %newret = insertvalue { i32, i32 } undef, i32 %oldret, 0, !dbg ![[LOC:.*]]
; CHECK: %oldret1 = extractvalue { i32, i32, i16 } %z, 1, !dbg ![[LOC:.*]]
; CHECK: %newret2 = insertvalue { i32, i32 } %newret, i32 %oldret1, 1, !dbg ![[LOC:.*]]

; CHECK-LABEL: fn1
; CHECK: %newret = extractvalue { i32, i32 } %ret, 0, !dbg ![[LOC2:.*]]
; CHECK: %oldret = insertvalue { i32, i32, i16 } undef, i32 %newret, 0, !dbg ![[LOC2:.*]]
; CHECK: %newret1 = extractvalue { i32, i32 } %ret, 1, !dbg ![[LOC2:.*]]
; CHECK: %oldret2 = insertvalue { i32, i32, i16 } %oldret, i32 %newret1, 1, !dbg ![[LOC2:.*]]

; ModuleID = 'test.ll'
source_filename = "test.ll"

define internal { i32, i32, i16 } @fn() !dbg !6 {
  %x = insertvalue { i32, i32, i16 } undef, i32 1, 0, !dbg !8
  %y = insertvalue { i32, i32, i16 } %x, i32 2, 1, !dbg !9
  %z = insertvalue { i32, i32, i16 } %y, i16 3, 2, !dbg !10
  ret { i32, i32, i16 } %z, !dbg !11
}

define i32 @fn1() !dbg !12 {
  %ret = call { i32, i32, i16 } @fn(), !dbg !13
  %b = extractvalue { i32, i32, i16 } %ret, 0, !dbg !14
  %c = extractvalue { i32, i32, i16 } %ret, 1, !dbg !15
  %d = add i32 %b, %c, !dbg !16
  ret i32 %d, !dbg !17
}

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!5}

!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
!1 = !DIFile(filename: "test.ll", directory: "/")
!2 = !{}
!5 = !{i32 2, !"Debug Info Version", i32 3}
!6 = distinct !DISubprogram(name: "fn", linkageName: "fn", scope: null, file: !1, line: 1, type: !7, scopeLine: 1, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2)
!7 = !DISubroutineType(types: !2)
!8 = !DILocation(line: 1, column: 1, scope: !6)
!9 = !DILocation(line: 2, column: 1, scope: !6)
!10 = !DILocation(line: 3, column: 1, scope: !6)
!11 = !DILocation(line: 4, column: 1, scope: !6)
!12 = distinct !DISubprogram(name: "fn1", linkageName: "fn1", scope: null, file: !1, line: 5, type: !7, scopeLine: 5, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2)
!13 = !DILocation(line: 5, column: 1, scope: !12)
!14 = !DILocation(line: 6, column: 1, scope: !12)
!15 = !DILocation(line: 7, column: 1, scope: !12)
!16 = !DILocation(line: 8, column: 1, scope: !12)
!17 = !DILocation(line: 9, column: 1, scope: !12)

; CHECK: ![[LOC]] = !DILocation(line: 4
; CHECK: ![[LOC2]] = !DILocation(line: 5