llvm/test/DebugInfo/CSKY/dwarf-csky-relocs.ll

   1 ; RUN: llc -filetype=obj -mtriple=csky %s -o %t.o
   2 ; RUN: llvm-readobj -r %t.o | FileCheck -check-prefix=READOBJ-RELOCS %s
   3 ; RUN: llvm-objdump --source %t.o | FileCheck --check-prefix=OBJDUMP-SOURCE %s
   4 ; RUN: llvm-dwarfdump --debug-info --debug-line %t.o | \
   5 ; RUN:     FileCheck -check-prefix=DWARF-DUMP %s
   6
   7 ; Check that we actually have relocations, otherwise this is kind of pointless.
   8 ; READOBJ-RELOCS:  Section ({{.*}}) .rela.debug_info {
   9 ; READOBJ-RELOCS:    0x8 R_CKCORE_ADDR32 .debug_abbrev 0x0
  10 ; READOBJ-RELOCS-NEXT:    0x11 R_CKCORE_ADDR32 .debug_str_offsets 0x8
  11 ; READOBJ-RELOCS-NEXT:    0x15 R_CKCORE_ADDR32 .debug_line 0x0
  12 ; READOBJ-RELOCS-NEXT:    0x1F R_CKCORE_ADDR32 .debug_addr 0x8
  13 ; READOBJ-RELOCS:  Section ({{.*}}) .rela.debug_frame {
  14 ; READOBJ-RELOCS:    0x18 R_CKCORE_ADDR32 .debug_frame 0x0
  15 ; READOBJ-RELOCS-NEXT:    0x1C R_CKCORE_ADDR32 .text 0x0
  16 ; READOBJ-RELOCS:  Section ({{.*}}) .rela.debug_line {
  17 ; READOBJ-RELOCS:    0x22 R_CKCORE_ADDR32 .debug_line_str 0x0
  18 ; READOBJ-RELOCS-NEXT: 0x31 R_CKCORE_ADDR32 .debug_line_str 0x2
  19 ; READOBJ-RELOCS-NEXT: 0x46 R_CKCORE_ADDR32 .debug_line_str 0x16
  20 ; READOBJ-RELOCS-NEXT: 0x4F R_CKCORE_ADDR32 .text 0x0
  21
  22 ; Check that we can print the source, even with relocations.
  23 ; OBJDUMP-SOURCE: Disassembly of section .text:
  24 ; OBJDUMP-SOURCE-EMPTY:
  25 ; OBJDUMP-SOURCE-NEXT: 00000000 <main>:
  26 ; OBJDUMP-SOURCE: ; {
  27 ; OBJDUMP-SOURCE: ; return 0;
  28
  29 ; Check that we correctly dump the DWARF info, even with relocations.
  30 ; DWARF-DUMP: DW_AT_name        ("dwarf-csky-relocs.c")
  31 ; DWARF-DUMP: DW_AT_comp_dir    (".")
  32 ; DWARF-DUMP: DW_AT_name      ("main")
  33 ; DWARF-DUMP: DW_AT_decl_file ("{{.*}}dwarf-csky-relocs.c")
  34 ; DWARF-DUMP: DW_AT_decl_line (2)
  35 ; DWARF-DUMP: DW_AT_type      (0x00000032 "int")
  36 ; DWARF-DUMP: DW_AT_name      ("int")
  37 ; DWARF-DUMP: DW_AT_encoding  (DW_ATE_signed)
  38 ; DWARF-DUMP: DW_AT_byte_size (0x04)
  39
  40 ; DWARF-DUMP: .debug_line contents:
  41 ; DWARF-DUMP-NEXT: debug_line[0x00000000]
  42 ; DWARF-DUMP-NEXT: Line table prologue:
  43 ; DWARF-DUMP-NEXT:     total_length: 0x0000005c
  44 ; DWARF-DUMP-NEXT:           format: DWARF32
  45 ; DWARF-DUMP-NEXT:          version: 5
  46 ; DWARF-DUMP-NEXT:     address_size: 4
  47 ; DWARF-DUMP-NEXT:  seg_select_size: 0
  48 ; DWARF-DUMP-NEXT:  prologue_length: 0x0000003e
  49 ; DWARF-DUMP-NEXT:  min_inst_length: 1
  50 ; DWARF-DUMP-NEXT: max_ops_per_inst: 1
  51 ; DWARF-DUMP-NEXT:  default_is_stmt: 1
  52 ; DWARF-DUMP-NEXT:        line_base: -5
  53 ; DWARF-DUMP-NEXT:       line_range: 14
  54 ; DWARF-DUMP-NEXT:      opcode_base: 13
  55 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_copy] = 0
  56 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_pc] = 1
  57 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_advance_line] = 1
  58 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_file] = 1
  59 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_column] = 1
  60 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_negate_stmt] = 0
  61 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_basic_block] = 0
  62 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_const_add_pc] = 0
  63 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1
  64 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_prologue_end] = 0
  65 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0
  66 ; DWARF-DUMP-NEXT: standard_opcode_lengths[DW_LNS_set_isa] = 1
  67 ; DWARF-DUMP-NEXT: include_directories[  0] = "."
  68 ; DWARF-DUMP-NEXT: file_names[  0]:
  69 ; DWARF-DUMP-NEXT:            name: "dwarf-csky-relocs.c"
  70 ; DWARF-DUMP-NEXT:       dir_index: 0
  71 ; DWARF-DUMP-NEXT:    md5_checksum: ba6dbc7dc09162edb18beacd8474bcd3
  72 ; DWARF-DUMP-NEXT:          source: "int main()\n{\n    return 0;\n}\n"
  73 ; DWARF-DUMP-EMPTY:
  74 ; DWARF-DUMP-NEXT: Address            Line   Column File   ISA Discriminator OpIndex Flags
  75 ; DWARF-DUMP-NEXT: ------------------ ------ ------ ------ --- ------------- ------- -------------
  76 ; DWARF-DUMP-NEXT: 0x0000000000000000      2      0      0   0             0       0  is_stmt
  77 ; DWARF-DUMP-NEXT: 0x000000000000000e      3      3      0   0             0       0  is_stmt prologue_end
  78 ; DWARF-DUMP-NEXT: 0x0000000000000016      3      3      0   0             0       0  epilogue_begin
  79 ; DWARF-DUMP-NEXT: 0x000000000000001a      3      3      0   0             0       0  end_sequence
  80
  81 ; ModuleID = 'dwarf-csky-relocs.c'
  82 source_filename = "dwarf-csky-relocs.c"
  83 target datalayout = "e-m:e-S32-p:32:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:32-v128:32:32-a:0:32-Fi32-n32"
  84 target triple = "csky-unknown-linux"
  85
  86 ; Function Attrs: noinline nounwind optnone
  87 define dso_local i32 @main() #0 !dbg !9 {
  88 entry:
  89   %retval = alloca i32, align 4
  90   store i32 0, ptr %retval, align 4
  91   ret i32 0, !dbg !14
  92 }
  93
  94 attributes #0 = { noinline nounwind optnone "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="ck810" "target-features"="+2e3,+3e7,+7e10,+cache,+dsp1e2,+dspe60,+e1,+e2,+edsp,+elrw,+hard-tp,+high-registers,+hwdiv,+mp,+mp1e2,+nvic,+trust" }
  95
  96 !llvm.dbg.cu = !{!0}
  97 !llvm.module.flags = !{!2, !3, !4, !5, !6, !7}
  98 !llvm.ident = !{!8}
  99
 100 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
 101 !1 = !DIFile(filename: "dwarf-csky-relocs.c", directory: ".", checksumkind: CSK_MD5, checksum: "ba6dbc7dc09162edb18beacd8474bcd3", source: "int main()\0A{\0A    return 0;\0A}\0A")
 102 !2 = !{i32 7, !"Dwarf Version", i32 5}
 103 !3 = !{i32 2, !"Debug Info Version", i32 3}
 104 !4 = !{i32 1, !"wchar_size", i32 4}
 105 !5 = !{i32 7, !"PIC Level", i32 2}
 106 !6 = !{i32 7, !"PIE Level", i32 2}
 107 !7 = !{i32 7, !"frame-pointer", i32 2}
 108 !8 = !{!"clang"}
 109 !9 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 2, type: !10, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !13)
 110 !10 = !DISubroutineType(types: !11)
 111 !11 = !{!12}
 112 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
 113 !13 = !{}
 114 !14 = !DILocation(line: 3, column: 3, scope: !9)