; 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-darwin"
+target triple = "x86_64-apple-darwin10"
%struct.a = type { i32, %struct.a* }
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)
+ tail call void @llvm.dbg.value(metadata !{%struct.a* %myvar}, i64 0, metadata !8, metadata !{metadata !"0x102"})
%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
declare void @foo(i32) nounwind optsize noinline ssp
-declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
-!llvm.dbg.gv = !{!0}
-!llvm.dbg.lv = !{!4, !8, !18, !25, !26}
+!llvm.dbg.cu = !{!2}
+!llvm.module.flags = !{!38}
-!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 ]
+!0 = metadata !{metadata !"0x34\00ret\00ret\00\007\000\001", metadata !1, metadata !1, metadata !3, null, null} ; [ DW_TAG_variable ]
+!1 = metadata !{metadata !"0x29", metadata !36} ; [ DW_TAG_file_type ]
+!2 = metadata !{metadata !"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build)\001\00\000\00\001", metadata !36, metadata !37, metadata !37, metadata !32, metadata !31, metadata !37} ; [ DW_TAG_compile_unit ]
+!3 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", metadata !36, metadata !1} ; [ DW_TAG_base_type ]
+!4 = metadata !{metadata !"0x101\00x\0012\000", metadata !5, metadata !1, metadata !3} ; [ DW_TAG_arg_variable ]
+!5 = metadata !{metadata !"0x2e\00foo\00foo\00foo\0013\000\001\000\006\000\001\0013", metadata !36, metadata !1, metadata !6, null, void (i32)* @foo, null, null, metadata !33} ; [ DW_TAG_subprogram ]
+!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !36, metadata !1, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!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 ]
+!8 = metadata !{metadata !"0x101\00myvar\0017\000", metadata !9, metadata !1, metadata !13} ; [ DW_TAG_arg_variable ]
+!9 = metadata !{metadata !"0x2e\00bar\00bar\00bar\0017\000\001\000\006\000\001\0017", metadata !36, metadata !1, metadata !10, null, i8* (%struct.a*)* @bar, null, null, metadata !34} ; [ DW_TAG_subprogram ]
+!10 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !36, metadata !1, null, metadata !11, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!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 ]
+!12 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", metadata !36, metadata !1, null} ; [ DW_TAG_pointer_type ]
+!13 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", metadata !36, metadata !1, metadata !14} ; [ DW_TAG_pointer_type ]
+!14 = metadata !{metadata !"0x13\00a\002\00128\0064\000\000\000", metadata !36, metadata !1, null, metadata !15, null, null, null} ; [ DW_TAG_structure_type ] [a] [line 2, size 128, align 64, offset 0] [def] [from ]
!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 ]
+!16 = metadata !{metadata !"0xd\00c\003\0032\0032\000\000", metadata !36, metadata !14, metadata !3} ; [ DW_TAG_member ]
+!17 = metadata !{metadata !"0xd\00d\004\0064\0064\0064\000", metadata !36, metadata !14, metadata !13} ; [ DW_TAG_member ]
+!18 = metadata !{metadata !"0x101\00argc\0022\000", metadata !19, metadata !1, metadata !3} ; [ DW_TAG_arg_variable ]
+!19 = metadata !{metadata !"0x2e\00main\00main\00main\0022\000\001\000\006\000\001\0022", metadata !36, metadata !1, metadata !20, null, null, null, null, metadata !35} ; [ DW_TAG_subprogram ]
+!20 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !36, metadata !1, null, metadata !21, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!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 ]
+!22 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", metadata !36, metadata !1, metadata !23} ; [ DW_TAG_pointer_type ]
+!23 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", metadata !36, metadata !1, metadata !24} ; [ DW_TAG_pointer_type ]
+!24 = metadata !{metadata !"0x24\00char\000\008\008\000\000\006", metadata !36, metadata !1} ; [ DW_TAG_base_type ]
+!25 = metadata !{metadata !"0x101\00argv\0022\000", metadata !19, metadata !1, metadata !22} ; [ DW_TAG_arg_variable ]
+!26 = metadata !{metadata !"0x100\00e\0023\000", metadata !27, metadata !1, metadata !14} ; [ DW_TAG_auto_variable ]
+!27 = metadata !{metadata !"0xb\0022\000\000", metadata !36, metadata !19} ; [ 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 ]
+!29 = metadata !{metadata !"0xb\0017\000\001", metadata !36, metadata !9} ; [ DW_TAG_lexical_block ]
!30 = metadata !{i32 19, i32 0, metadata !29, null}
+!31 = metadata !{metadata !0}
+!32 = metadata !{metadata !5, metadata !9, metadata !19}
+!33 = metadata !{metadata !4}
+!34 = metadata !{metadata !8}
+!35 = metadata !{metadata !18, metadata !25, metadata !26}
+!36 = metadata !{metadata !"foo.c", metadata !"/tmp/"}
+!37 = metadata !{}
+
+; 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 Ltmp3
-; CHECK-NEXT: .short 1
+; CHECK-NEXT: [[SET1:.*]] = Lfunc_begin0-Lfunc_begin0
+; CHECK-NEXT: .quad [[SET1]]
+; CHECK-NEXT: [[SET2:.*]] = [[LABEL]]-Lfunc_begin0
+; CHECK-NEXT: .quad [[SET2]]
+; CHECK-NEXT: Lset{{.*}} = Ltmp{{.*}}-Ltmp{{.*}} ## Loc expr size
+; CHECK-NEXT: .short Lset{{.*}}
+; CHECK-NEXT: Ltmp{{.*}}:
; CHECK-NEXT: .byte 85
-; CHECK-NEXT: .quad Ltmp3
-; CHECK-NEXT: .quad Lfunc_end
-; CHECK-NEXT: .short 1
+; CHECK-NEXT: Ltmp{{.*}}:
+; CHECK-NEXT: [[SET3:.*]] = [[LABEL]]-Lfunc_begin0
+; CHECK-NEXT: .quad [[SET3]]
+; CHECK-NEXT: [[SET4:.*]] = [[CLOBBER]]-Lfunc_begin0
+; CHECK-NEXT: .quad [[SET4]]
+; CHECK-NEXT: Lset{{.*}} = Ltmp{{.*}}-Ltmp{{.*}} ## Loc expr size
+; CHECK-NEXT: .short Lset{{.*}}
+; CHECK-NEXT: Ltmp{{.*}}:
; CHECK-NEXT: .byte 83
+; CHECK-NEXT: Ltmp{{.*}}:
+!38 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
projects / oota-llvm.git / blobdiff