| ; A by-value struct is a register-indirect value (breg). |
| ; RUN: llc %s -filetype=asm -o - | FileCheck %s |
| |
| ; CHECK: DW_AT_location |
| ; CHECK-NEXT: .byte 112 |
| ; 112 = 0x70 = DW_OP_breg0 |
| |
| ; rdar://problem/13658587 |
| ; |
| ; Generated from |
| ; |
| ; struct five |
| ; { |
| ; int a; |
| ; int b; |
| ; int c; |
| ; int d; |
| ; int e; |
| ; }; |
| ; |
| ; int |
| ; return_five_int (struct five f) |
| ; { |
| ; return f.a; |
| ; } |
| |
| 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-n32:64-S128" |
| target triple = "arm64-apple-ios3.0.0" |
| |
| %struct.five = type { i32, i32, i32, i32, i32 } |
| |
| ; Function Attrs: nounwind ssp |
| define i32 @return_five_int(%struct.five* %f) #0 { |
| entry: |
| call void @llvm.dbg.declare(metadata %struct.five* %f, metadata !17, metadata !{!"0x102\006"}), !dbg !18 |
| %a = getelementptr inbounds %struct.five, %struct.five* %f, i32 0, i32 0, !dbg !19 |
| %0 = load i32, i32* %a, align 4, !dbg !19 |
| ret i32 %0, !dbg !19 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind ssp } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!16, !20} |
| |
| !0 = !{!"0x11\0012\00LLVM version 3.4 \000\00\000\00\000", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [struct_by_value.c] [DW_LANG_C99] |
| !1 = !{!"struct_by_value.c", !""} |
| !2 = !{} |
| !3 = !{!4} |
| !4 = !{!"0x2e\00return_five_int\00return_five_int\00\0013\000\001\000\006\00256\000\0014", !1, !5, !6, null, i32 (%struct.five*)* @return_five_int, null, null, !2} ; [ DW_TAG_subprogram ] [line 13] [def] [scope 14] [return_five_int] |
| !5 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [struct_by_value.c] |
| !6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !7 = !{!8, !9} |
| !8 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] |
| !9 = !{!"0x13\00five\001\00160\0032\000\000\000", !1, null, null, !10, null, null, null} ; [ DW_TAG_structure_type ] [five] [line 1, size 160, align 32, offset 0] [def] [from ] |
| !10 = !{!11, !12, !13, !14, !15} |
| !11 = !{!"0xd\00a\003\0032\0032\000\000", !1, !9, !8} ; [ DW_TAG_member ] [a] [line 3, size 32, align 32, offset 0] [from int] |
| !12 = !{!"0xd\00b\004\0032\0032\0032\000", !1, !9, !8} ; [ DW_TAG_member ] [b] [line 4, size 32, align 32, offset 32] [from int] |
| !13 = !{!"0xd\00c\005\0032\0032\0064\000", !1, !9, !8} ; [ DW_TAG_member ] [c] [line 5, size 32, align 32, offset 64] [from int] |
| !14 = !{!"0xd\00d\006\0032\0032\0096\000", !1, !9, !8} ; [ DW_TAG_member ] [d] [line 6, size 32, align 32, offset 96] [from int] |
| !15 = !{!"0xd\00e\007\0032\0032\00128\000", !1, !9, !8} ; [ DW_TAG_member ] [e] [line 7, size 32, align 32, offset 128] [from int] |
| !16 = !{i32 2, !"Dwarf Version", i32 2} |
| !17 = !{!"0x101\00f\0016777229\000", !4, !5, !9} ; [ DW_TAG_arg_variable ] [f] [line 13] |
| !18 = !MDLocation(line: 13, scope: !4) |
| !19 = !MDLocation(line: 16, scope: !4) |
| !20 = !{i32 1, !"Debug Info Version", i32 2} |