1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -start-after=livedebugvalues -filetype=obj -o - %s | \
3 # RUN: llvm-dwarfdump - | FileCheck %s
5 # This tests the edge-case where a complex fragment has exactly
6 # the size of a subregister of the register the DBG_VALUE points to.
9 # CHECK: DW_TAG_compile_unit
10 # CHECK: DW_AT_producer ("")
11 # CHECK: DW_AT_language (DW_LANG_C_plus_plus_14)
12 # CHECK: DW_AT_name ("t.cpp")
13 # CHECK: DW_AT_stmt_list (0x00000000)
14 # CHECK: DW_AT_comp_dir ("/")
15 # CHECK: DW_AT_APPLE_optimized (true)
16 # CHECK: DW_AT_low_pc (0x00000000)
17 # CHECK: DW_AT_high_pc (0x00000008)
19 # CHECK: DW_TAG_subprogram
20 # CHECK: DW_AT_low_pc (0x00000000)
21 # CHECK: DW_AT_high_pc (0x00000008)
22 # CHECK: DW_AT_APPLE_omit_frame_ptr (true)
23 # CHECK: DW_AT_frame_base (DW_OP_reg13 SP)
24 # CHECK: DW_AT_name ("f")
25 # CHECK: DW_AT_decl_file ("/t.cpp")
26 # CHECK: DW_AT_decl_line (1)
27 # CHECK: DW_AT_external (true)
28 # CHECK: DW_AT_APPLE_isa (0x01)
30 # CHECK: DW_TAG_variable
31 # CHECK: DW_AT_location (DW_OP_regx D16, DW_OP_piece 0x8)
32 # CHECK: DW_AT_name ("q8")
33 # CHECK: DW_AT_decl_file ("/t.cpp")
34 # CHECK: DW_AT_decl_line (1)
35 # CHECK: DW_AT_type (0x0000005b "uint8x8x2_t")
37 # CHECK: DW_TAG_variable
38 # CHECK: DW_AT_location (DW_OP_regx D18, DW_OP_piece 0x7)
39 # CHECK: DW_AT_name ("q9")
40 # CHECK: DW_AT_decl_file ("/t.cpp")
41 # CHECK: DW_AT_decl_line (1)
42 # CHECK: DW_AT_type (0x0000005b "uint8x8x2_t")
44 # CHECK: DW_TAG_structure_type
45 # CHECK: DW_AT_calling_convention (DW_CC_pass_by_value)
46 # CHECK: DW_AT_name ("uint8x8x2_t")
47 # CHECK: DW_AT_byte_size (0x10)
48 # CHECK: DW_AT_decl_file ("/t.cpp")
49 # CHECK: DW_AT_decl_line (113)
53 target triple = "thumbv7s-apple-ios"
54 define hidden void @f() !dbg !5 {
58 !llvm.module.flags = !{!1, !2}
60 !1 = !{i32 7, !"Dwarf Version", i32 4}
61 !2 = !{i32 2, !"Debug Info Version", i32 3}
62 !3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !4, isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug)
63 !4 = !DIFile(filename: "t.cpp", directory: "/")
64 !5 = distinct !DISubprogram(name: "f",scope: !4, file: !4, line: 1, type: !6, scopeLine: 1, unit: !3)
65 !6 = !DISubroutineType(types: !{})
66 !7 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "uint8x8x2_t", file: !4, line: 113, size: 128, flags: DIFlagTypePassByValue, elements: !{})
67 !8 = !DILocalVariable(name: "q8", scope: !5, file: !4, line: 1, type: !7)
68 !9 = !DILocalVariable(name: "q9", scope: !5, file: !4, line: 1, type: !7)
69 !20 = !DILocation(line: 0, scope: !5)
71 tracksRegLiveness: true
76 t2CMPri killed renamable $r2, 5, 14, $noreg, implicit-def $cpsr
77 DBG_VALUE $q8, $noreg, !8, !DIExpression(DW_OP_LLVM_fragment, 0, 64), debug-location !20
78 DBG_VALUE $q9, $noreg, !9, !DIExpression(DW_OP_LLVM_fragment, 0, 56), debug-location !20
79 t2Bcc %bb.2.for.body, 0, killed $cpsr, debug-location !20
80 tB %bb.2.for.body, 14, $noreg