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llvm-6502/test/CodeGen/X86/2010-05-26-DotDebugLoc.ll
Rafael Espindola 5b23b7fe31 Make size computation less brittle. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132222 91177308-0d34-0410-b5e6-96231b3b80d8
2011-05-27 22:05:41 +00:00

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LLVM
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; RUN: llc -O2 < %s | FileCheck %s
; RUN: llc -O2 -regalloc=basic < %s | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-darwin10"
%struct.a = type { i32, %struct.a* }
@llvm.used = appending global [1 x i8*] [i8* bitcast (i8* (%struct.a*)* @bar to i8*)], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0]
define i8* @bar(%struct.a* %myvar) nounwind optsize noinline ssp {
entry:
tail call void @llvm.dbg.value(metadata !{%struct.a* %myvar}, i64 0, metadata !8)
%0 = getelementptr inbounds %struct.a* %myvar, i64 0, i32 0, !dbg !28 ; <i32*> [#uses=1]
%1 = load i32* %0, align 8, !dbg !28 ; <i32> [#uses=1]
tail call void @foo(i32 %1) nounwind optsize noinline ssp, !dbg !28
%2 = bitcast %struct.a* %myvar to i8*, !dbg !30 ; <i8*> [#uses=1]
ret i8* %2, !dbg !30
}
declare void @foo(i32) nounwind optsize noinline ssp
declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
!llvm.dbg.gv = !{!0}
!llvm.dbg.lv = !{!4, !8, !18, !25, !26}
!0 = metadata !{i32 524340, i32 0, metadata !1, metadata !"ret", metadata !"ret", metadata !"", metadata !1, i32 7, metadata !3, i1 false, i1 true, null} ; [ DW_TAG_variable ]
!1 = metadata !{i32 524329, metadata !"foo.c", metadata !"/tmp/", metadata !2} ; [ DW_TAG_file_type ]
!2 = metadata !{i32 524305, i32 0, i32 1, metadata !"foo.c", metadata !"/tmp/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", i1 true, i1 true, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
!3 = metadata !{i32 524324, metadata !1, metadata !"int", metadata !1, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!4 = metadata !{i32 524545, metadata !5, metadata !"x", metadata !1, i32 12, metadata !3} ; [ DW_TAG_arg_variable ]
!5 = metadata !{i32 524334, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"foo", metadata !1, i32 13, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true} ; [ DW_TAG_subprogram ]
!6 = metadata !{i32 524309, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null} ; [ DW_TAG_subroutine_type ]
!7 = metadata !{null, metadata !3}
!8 = metadata !{i32 524545, metadata !9, metadata !"myvar", metadata !1, i32 17, metadata !13} ; [ DW_TAG_arg_variable ]
!9 = metadata !{i32 524334, i32 0, metadata !1, metadata !"bar", metadata !"bar", metadata !"bar", metadata !1, i32 17, metadata !10, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true} ; [ DW_TAG_subprogram ]
!10 = metadata !{i32 524309, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !11, i32 0, null} ; [ DW_TAG_subroutine_type ]
!11 = metadata !{metadata !12, metadata !13}
!12 = metadata !{i32 524303, metadata !1, metadata !"", metadata !1, i32 0, i64 64, i64 64, i64 0, i32 0, null} ; [ DW_TAG_pointer_type ]
!13 = metadata !{i32 524303, metadata !1, metadata !"", metadata !1, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !14} ; [ DW_TAG_pointer_type ]
!14 = metadata !{i32 524307, metadata !1, metadata !"a", metadata !1, i32 2, i64 128, i64 64, i64 0, i32 0, null, metadata !15, i32 0, null} ; [ DW_TAG_structure_type ]
!15 = metadata !{metadata !16, metadata !17}
!16 = metadata !{i32 524301, metadata !14, metadata !"c", metadata !1, i32 3, i64 32, i64 32, i64 0, i32 0, metadata !3} ; [ DW_TAG_member ]
!17 = metadata !{i32 524301, metadata !14, metadata !"d", metadata !1, i32 4, i64 64, i64 64, i64 64, i32 0, metadata !13} ; [ DW_TAG_member ]
!18 = metadata !{i32 524545, metadata !19, metadata !"argc", metadata !1, i32 22, metadata !3} ; [ DW_TAG_arg_variable ]
!19 = metadata !{i32 524334, i32 0, metadata !1, metadata !"main", metadata !"main", metadata !"main", metadata !1, i32 22, metadata !20, i1 false, i1 true, i32 0, i32 0, null, i1 false, i1 true} ; [ DW_TAG_subprogram ]
!20 = metadata !{i32 524309, metadata !1, metadata !"", metadata !1, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !21, i32 0, null} ; [ DW_TAG_subroutine_type ]
!21 = metadata !{metadata !3, metadata !3, metadata !22}
!22 = metadata !{i32 524303, metadata !1, metadata !"", metadata !1, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !23} ; [ DW_TAG_pointer_type ]
!23 = metadata !{i32 524303, metadata !1, metadata !"", metadata !1, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !24} ; [ DW_TAG_pointer_type ]
!24 = metadata !{i32 524324, metadata !1, metadata !"char", metadata !1, i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
!25 = metadata !{i32 524545, metadata !19, metadata !"argv", metadata !1, i32 22, metadata !22} ; [ DW_TAG_arg_variable ]
!26 = metadata !{i32 524544, metadata !27, metadata !"e", metadata !1, i32 23, metadata !14} ; [ DW_TAG_auto_variable ]
!27 = metadata !{i32 524299, metadata !19, i32 22, i32 0} ; [ DW_TAG_lexical_block ]
!28 = metadata !{i32 18, i32 0, metadata !29, null}
!29 = metadata !{i32 524299, metadata !9, i32 17, i32 0} ; [ DW_TAG_lexical_block ]
!30 = metadata !{i32 19, i32 0, metadata !29, null}
; The variable bar:myvar changes registers after the first movq.
; It is cobbered by popq %rbx
; CHECK: movq
; CHECK-NEXT: [[LABEL:Ltmp[0-9]*]]
; CHECK: .loc 1 19 0
; CHECK: popq
; CHECK-NEXT: [[CLOBBER:Ltmp[0-9]*]]
; CHECK: Ldebug_loc0:
; CHECK-NEXT: .quad Lfunc_begin0
; CHECK-NEXT: .quad [[LABEL]]
; CHECK-NEXT: Lset{{.*}} = Ltmp{{.*}}-Ltmp{{.*}} ## Loc expr size
; CHECK-NEXT: .short Lset{{.*}}
; CHECK-NEXT: Ltmp{{.*}}:
; CHECK-NEXT: .byte 85
; CHECK-NEXT: Ltmp{{.*}}:
; CHECK-NEXT: .quad [[LABEL]]
; CHECK-NEXT: .quad [[CLOBBER]]
; CHECK-NEXT: Lset{{.*}} = Ltmp{{.*}}-Ltmp{{.*}} ## Loc expr size
; CHECK-NEXT: .short Lset{{.*}}
; CHECK-NEXT: Ltmp{{.*}}:
; CHECK-NEXT: .byte 83
; CHECK-NEXT: Ltmp{{.*}}:
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