llvm/test/MC/ARM/dwarf-asm-multiple-sections.s

   1 // RUN: llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 5 -fdebug-compilation-dir=/tmp
   2 // RUN: llvm-dwarfdump -v %t | FileCheck --check-prefixes=DWARF,DWARF5 %s
   3 // RUN: llvm-dwarfdump --debug-line %t | FileCheck -check-prefix DWARF-DL -check-prefix DWARF-DL-5 -DDWVER=5 -DDWFILE=0 %s
   4 // RUN: llvm-objdump -r %t | FileCheck --check-prefixes=RELOC,RELOC5 %s
   5 // RUN: llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 4 -fdebug-compilation-dir=/tmp
   6 // RUN: llvm-dwarfdump -v %t | FileCheck -check-prefixes=DWARF,DWARF34,DWARF4 %s
   7 // RUN: llvm-dwarfdump --debug-line %t | FileCheck --check-prefixes=DWARF-DL,DWARF-DL-3 -DDWVER=4 -DDWFILE=1 %s
   8 // RUN: llvm-objdump -r %t | FileCheck --check-prefixes=RELOC,RELOC34,RELOC4 %s
   9 // RUN: llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 3 -fdebug-compilation-dir=/tmp
  10 // RUN: llvm-dwarfdump -v %t | FileCheck --check-prefixes=DWARF,DWARF34,DWARF3 %s
  11 // RUN: llvm-dwarfdump --debug-line %t | FileCheck --check-prefixes=DWARF-DL,DWARF-DL-3 -DDWVER=3 -DDWFILE=1 %s
  12 // RUN: llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 2 2>&1 | FileCheck -check-prefix VERSION %s
  13 // RUN: not llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 1 2>&1 | FileCheck -check-prefix DWARF1 %s
  14 // RUN: not llvm-mc < %s -triple=armv7-linux-gnueabi -filetype=obj -o %t -g -dwarf-version 6 2>&1 | FileCheck -check-prefix DWARF6 %s
  15   .section .text, "ax"
  16 a:
  17   mov r0, r0
  18
  19   .section foo, "ax"
  20 b:
  21   mov r1, r1
  22
  23 // Non-executable sections do not contribute address ranges.
  24   .section .rodata, "a"
  25 c:
  26   mov r2, r2
  27
  28 // Non-SHF_ALLOC sections do not contribute address ranges.
  29   .section nonalloc, "x"
  30 d:
  31   mov r3, r3
  32
  33 // DWARF: .debug_abbrev contents:
  34 // DWARF: Abbrev table for offset: 0x00000000
  35 // DWARF: [1] DW_TAG_compile_unit DW_CHILDREN_yes
  36 // DWARF3:        DW_AT_stmt_list DW_FORM_data4
  37 // DWARF4:        DW_AT_stmt_list DW_FORM_sec_offset
  38 // DWARF5:        DW_AT_stmt_list DW_FORM_sec_offset
  39 // DWARF3:        DW_AT_ranges    DW_FORM_data4
  40 // DWARF4:        DW_AT_ranges    DW_FORM_sec_offset
  41 // DWARF5:        DW_AT_ranges    DW_FORM_sec_offset
  42 // DWARF:         DW_AT_name      DW_FORM_string
  43 // DWARF:         DW_AT_comp_dir  DW_FORM_string
  44 // DWARF:         DW_AT_producer  DW_FORM_string
  45 // DWARF:         DW_AT_language  DW_FORM_data2
  46
  47 // DWARF: .debug_info contents:
  48 // DWARF: 0x{{[0-9a-f]+}}: DW_TAG_compile_unit [1]
  49 // DWARF-NOT: DW_TAG_
  50 // DWARF3:  DW_AT_ranges [DW_FORM_data4]           (0x00000000
  51 // DWARF4:  DW_AT_ranges [DW_FORM_sec_offset]      (0x00000000
  52 // DWARF5:  DW_AT_ranges [DW_FORM_sec_offset]      (0x0000000c
  53
  54 // DWARF: 0x{{[0-9a-f]+}}:   DW_TAG_label [2]
  55 // DWARF-NEXT: DW_AT_name [DW_FORM_string]     ("a")
  56
  57 // DWARF: 0x{{[0-9a-f]+}}:   DW_TAG_label [2]
  58 // DWARF-NEXT: DW_AT_name [DW_FORM_string]     ("b")
  59
  60 // DWARF-NOT: DW_TAG_label
  61
  62
  63 // DWARF: .debug_aranges contents:
  64 // DWARF-NEXT: Address Range Header: length = 0x00000024, format = DWARF32, version = 0x0002, cu_offset = 0x00000000, addr_size = 0x04, seg_size = 0x00
  65 // DWARF-NEXT: [0x00000000, 0x00000004)
  66 // DWARF-NEXT: [0x00000000, 0x00000004)
  67 // DWARF-EMPTY:
  68
  69
  70 // DWARF-DL: .debug_line contents:
  71 // DWARF-DL: version: [[DWVER]]
  72 // DWARF-DL-5:    address_size: 4
  73 // DWARF-DL-5:    include_directories[  0] = "/tmp"
  74 // DWARF-DL:      file_names[  [[DWFILE]]]:
  75 // DWARF-DL:      name: "{{(<stdin>|-)}}"
  76 // DWARF-DL-5:      0x0000000000000000     17      0      0   0   0  is_stmt
  77 // DWARF-DL-5-NEXT: 0x0000000000000004     17      0      0   0   0  is_stmt end_sequence
  78 // DWARF-DL-5-NEXT: 0x0000000000000000     21      0      0   0   0  is_stmt
  79 // DWARF-DL-5-NEXT: 0x0000000000000004     21      0      0   0   0  is_stmt end_sequence
  80 // DWARF-DL-3:      0x0000000000000000     17      0      1   0   0  is_stmt
  81 // DWARF-DL-3-NEXT: 0x0000000000000004     17      0      1   0   0  is_stmt end_sequence
  82 // DWARF-DL-3-NEXT: 0x0000000000000000     21      0      1   0   0  is_stmt
  83 // DWARF-DL-3-NEXT: 0x0000000000000004     21      0      1   0   0  is_stmt end_sequence
  84 // DWARF-DL-EMPTY:
  85
  86
  87 // DWARF34:      .debug_ranges contents:
  88 // DWARF34-NEXT: 00000000 ffffffff 00000000
  89 // DWARF34-NEXT: 00000000 00000000 00000004
  90 // DWARF34-NEXT: 00000000 ffffffff 00000000
  91 // DWARF34-NEXT: 00000000 00000000 00000004
  92 // DWARF34-NEXT: 00000000 <End of list>
  93
  94 // DWARF5:      .debug_rnglists contents:
  95 // DWARF5-NEXT: 0x00000000: range list header: length = 0x00000015, format = DWARF32, version = 0x0005, addr_size = 0x04, seg_size = 0x00, offset_entry_count = 0x00000000
  96 // DWARF5-NEXT: ranges:
  97 // DWARF5-NEXT: 0x0000000c: [DW_RLE_start_length]: 0x00000000, 0x00000004 => [0x00000000, 0x00000004)
  98 // DWARF5-NEXT: 0x00000012: [DW_RLE_start_length]: 0x00000000, 0x00000004 => [0x00000000, 0x00000004)
  99 // DWARF5-NEXT: 0x00000018: [DW_RLE_end_of_list ]
 100
 101
 102 // Offsets are different in DWARF v5 due to different header layout.
 103 // RELOC: RELOCATION RECORDS FOR [.debug_info]:
 104 // RELOC4-NEXT: OFFSET TYPE VALUE
 105 // RELOC4-NEXT: 00000006 R_ARM_ABS32 .debug_abbrev
 106 // RELOC4-NEXT: 0000000c R_ARM_ABS32 .debug_line
 107 // RELOC4-NEXT: 00000010 R_ARM_ABS32 .debug_ranges
 108 // RELOC5-NEXT: OFFSET TYPE VALUE
 109 // RELOC5-NEXT: 00000008 R_ARM_ABS32 .debug_abbrev
 110 // RELOC5-NEXT: 0000000d R_ARM_ABS32 .debug_line
 111 // RELOC5-NEXT: 00000011 R_ARM_ABS32 .debug_rnglists
 112 // RELOC-NEXT: R_ARM_ABS32 .text
 113 // RELOC-NEXT: R_ARM_ABS32 foo
 114
 115 // RELOC: RELOCATION RECORDS FOR [.debug_aranges]:
 116 // RELOC-NEXT: OFFSET TYPE VALUE
 117 // RELOC-NEXT: 00000006 R_ARM_ABS32 .debug_info
 118 // RELOC-NEXT: 00000010 R_ARM_ABS32 .text
 119 // RELOC-NEXT: 00000018 R_ARM_ABS32 foo
 120
 121 // RELOC34: RELOCATION RECORDS FOR [.debug_ranges]:
 122 // RELOC34-NEXT: OFFSET TYPE VALUE
 123 // RELOC34-NEXT: 00000004 R_ARM_ABS32 .text
 124 // RELOC34-NEXT: 00000014 R_ARM_ABS32 foo
 125
 126 // RELOC5: RELOCATION RECORDS FOR [.debug_rnglists]:
 127 // RELOC5-NEXT: OFFSET TYPE VALUE
 128 // RELOC5-NEXT: 0000000d R_ARM_ABS32 .text
 129 // RELOC5-NEXT: 00000013 R_ARM_ABS32 foo
 130
 131
 132 // VERSION: {{.*}} warning: DWARF2 only supports one section per compilation unit
 133
 134 // DWARF1: Dwarf version 1 is not supported.
 135 // DWARF6: Dwarf version 6 is not supported.