llvm/test/tools/llvm-dwarfutil/ELF/X86/dwarf5-loclists.test

   1 ## Test that DWARFv5 .debug_loclists is correctly recognized
   2 ## and converted into the DW_FORM_sec_offset form in --garbage-collection
   3 ## case or correctly preserved in --no-garbage-collection case.
   4
   5 # RUN: yaml2obj %s -o %t.o
   6
   7 # RUN: llvm-dwarfutil %t.o %t1
   8 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
   9 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix DWARF-CHECK
  10
  11 # RUN: llvm-dwarfutil --no-garbage-collection %t.o %t1
  12 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
  13 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix UPD-DWARF-CHECK
  14
  15 # RUN: llvm-dwarfutil --no-garbage-collection --build-accelerator=DWARF %t.o %t1
  16 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
  17 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix UPD-DWARF-CHECK
  18
  19 # RUN: llvm-dwarfutil --linker llvm %t.o %t1
  20 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
  21 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix DWARF-CHECK
  22
  23 # RUN: llvm-dwarfutil --linker llvm --no-garbage-collection %t.o %t1
  24 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
  25 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix UPD-DWARF-CHECK
  26
  27 # RUN: llvm-dwarfutil --linker llvm --no-garbage-collection --build-accelerator=DWARF %t.o %t1
  28 # RUN: llvm-dwarfdump -verify %t1 | FileCheck %s
  29 # RUN: llvm-dwarfdump -a --verbose %t1 | FileCheck %s --check-prefix UPD-DWARF-CHECK
  30
  31 #CHECK: No errors.
  32
  33 #DWARF-CHECK: DW_TAG_compile_unit
  34 #DWARF-CHECK: DW_AT_name {{.*}}"CU1"
  35 #DWARF-CHECK-NOT: DW_AT_loclists_base
  36 #DWARF-CHECK: DW_TAG_variable
  37 #DWARF-CHECK: DW_AT_name {{.*}}"var1"
  38 #DWARF-CHECK: DW_AT_location [DW_FORM_sec_offset]      (0x0000000c:
  39 #DWARF-CHECK: [0x0000000000001130, 0x0000000000001140): DW_OP_reg5 RDI)
  40 #DWARF-CHECK: DW_AT_name {{.*}}"var2"
  41 #DWARF-CHECK: DW_AT_location [DW_FORM_sec_offset]     (0x00000014:
  42 #DWARF-CHECK: <default>: DW_OP_reg5 RDI)
  43 #DWARF-CHECK: DW_TAG_variable
  44 #DWARF-CHECK: DW_AT_name {{.*}}"var3"
  45 #DWARF-CHECK: DW_AT_location [DW_FORM_sec_offset]     (0x00000018:
  46 #DWARF-CHECK: [0x0000000000001140, 0x0000000000001150): DW_OP_reg5 RDI
  47 #DWARF-CHECK: [0x0000000000001160, 0x0000000000001170): DW_OP_reg6 RBP)
  48
  49 #UPD-DWARF-CHECK: DW_TAG_compile_unit
  50 #UPD-DWARF-CHECK:   DW_AT_name {{.*}}"CU1"
  51 #UPD-DWARF-CHECK:              DW_AT_loclists_base [DW_FORM_sec_offset]  (0x0000000c)
  52 #UPD-DWARF-CHECK:   DW_TAG_variable
  53 #UPD-DWARF-CHECK:     DW_AT_name {{.*}}"var1"
  54 #UPD-DWARF-CHECK:     DW_AT_location [DW_FORM_loclistx]       (indexed (0x0) loclist = 0x00000018:
  55 #UPD-DWARF-CHECK:     [0x0000000000001130, 0x0000000000001140): DW_OP_reg5 RDI)
  56 #UPD-DWARF-CHECK:   DW_TAG_variable
  57 #UPD-DWARF-CHECK:     DW_AT_name {{.*}}"var2"
  58 #UPD-DWARF-CHECK:     DW_AT_location [DW_FORM_loclistx]       (indexed (0x1) loclist = 0x0000001e:
  59 #UPD-DWARF-CHECK:        <default>: DW_OP_reg5 RDI)
  60 #UPD-DWARF-CHECK:   DW_TAG_variable
  61 #UPD-DWARF-CHECK:     DW_AT_name {{.*}}"var3"
  62 #UPD-DWARF-CHECK:     DW_AT_location [DW_FORM_loclistx]       (indexed (0x2) loclist = 0x00000022:
  63 #UPD-DWARF-CHECK:        [0x0000000000001140, 0x0000000000001150): DW_OP_reg5 RDI
  64 #UPD-DWARF-CHECK:        [0x0000000000001160, 0x0000000000001170): DW_OP_reg6 RBP)
  65
  66 ## Following yaml description has Content of the .debug_rnglists exactly like following data vvvvvvvvvvv
  67 ## .debug_rnglists contents:
  68 ## 0x00000000: range list header: length = 0x0000003e, format = DWARF32, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000005
  69 ## offsets: [
  70 ## 0x00000014 => 0x00000020
  71 ## 0x00000018 => 0x00000024
  72 ## 0x0000001c => 0x00000028
  73 ## 0x00000027 => 0x00000033
  74 ## 0x00000032 => 0x0000003e
  75 ## ]
  76 ## ranges:
  77 ## 0x00000020: [DW_RLE_startx_length]:  0x0000000000000000, 0x0000000000000010 => [0x0000000000001130, 0x0000000000001140)
  78 ## 0x00000023: [DW_RLE_end_of_list  ]
  79 ## 0x00000024: [DW_RLE_startx_length]:  0x0000000000000001, 0x0000000000000010 => [0x0000000000001140, 0x0000000000001150)
  80 ## 0x00000027: [DW_RLE_end_of_list  ]
  81 ## 0x00000028: [DW_RLE_start_length ]:  0x0000000000001150, 0x0000000000000010 => [0x0000000000001150, 0x0000000000001160)
  82 ## 0x00000032: [DW_RLE_end_of_list  ]
  83 ## 0x00000033: [DW_RLE_start_length ]:  0x0000000000001160, 0x0000000000000010 => [0x0000000000001160, 0x0000000000001170)
  84 ## 0x0000003d: [DW_RLE_end_of_list  ]
  85 ## 0x0000003e: [DW_RLE_startx_length]:  0x0000000000000000, 0x0000000000000040 => [0x0000000000001130, 0x0000000000001170)
  86 ## 0x00000041: [DW_RLE_end_of_list  ]
  87
  88
  89 ## Following yaml description has Content of the .debug_loclists exactly like following data vvvvvvvvvvv
  90 ## .debug_loclists contents:
  91 ## 0x00000000: locations list header: length = 0x00000029, format = DWARF32, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000003
  92 ## offsets: [
  93 ## 0x0000000c => 0x00000018
  94 ## 0x00000012 => 0x0000001e
  95 ## 0x00000016 => 0x00000022
  96 ## ]
  97 ## 0x00000018:
  98 ##             DW_LLE_startx_length   (0x0000000000000000, 0x0000000000000010): DW_OP_reg5 RDI
  99 ##             DW_LLE_end_of_list     ()
 100 ##
 101 ## 0x0000001e:
 102 ##             DW_LLE_default_location()
 103 ##                       => <default>: DW_OP_reg5 RDI
 104 ##             DW_LLE_end_of_list     ()
 105 ##
 106 ## 0x00000022:
 107 ##             DW_LLE_startx_length   (0x0000000000000001, 0x0000000000000010): DW_OP_reg5 RDI
 108 ##             DW_LLE_startx_length   (0x0000000000000003, 0x0000000000000010): DW_OP_reg6 RBP
 109 ##             DW_LLE_end_of_list     ()
 110
 111 --- !ELF
 112 FileHeader:
 113   Class:    ELFCLASS64
 114   Data:     ELFDATA2LSB
 115   Type:     ET_REL
 116   Machine:  EM_X86_64
 117 Sections:
 118   - Name:            .text
 119     Type:            SHT_PROGBITS
 120     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
 121     Address:         0x1130
 122     Size:            0x70
 123   - Name:            .debug_rnglists
 124     Type:            SHT_PROGBITS
 125     Flags:           [  ]
 126     Content:        "3e000000050008000500000014000000180000001c000000270000003200000003001000030110000750110000000000001000076011000000000000100003004000"
 127   - Name:            .debug_loclists
 128     Type:            SHT_PROGBITS
 129     Flags:           [  ]
 130     Content:        "2900000005000800030000000c0000001200000016000000030010015500050155000301100155030310015600"
 131 DWARF:
 132   debug_abbrev:
 133     - Table:
 134       - Tag:      DW_TAG_compile_unit
 135         Children: DW_CHILDREN_yes
 136         Attributes:
 137           - Attribute: DW_AT_producer
 138             Form:      DW_FORM_string
 139           - Attribute: DW_AT_language
 140             Form:      DW_FORM_data2
 141           - Attribute: DW_AT_name
 142             Form:      DW_FORM_string
 143           - Attribute: DW_AT_low_pc
 144             Form:      DW_FORM_addrx
 145           - Attribute: DW_AT_ranges
 146             Form:      DW_FORM_rnglistx
 147           - Attribute: DW_AT_rnglists_base
 148             Form:      DW_FORM_sec_offset
 149           - Attribute: DW_AT_loclists_base
 150             Form:      DW_FORM_sec_offset
 151           - Attribute: DW_AT_addr_base
 152             Form:      DW_FORM_sec_offset
 153       - Tag:      DW_TAG_base_type
 154         Children: DW_CHILDREN_no
 155         Attributes:
 156           - Attribute: DW_AT_name
 157             Form:      DW_FORM_string
 158       - Tag:      DW_TAG_variable
 159         Children: DW_CHILDREN_no
 160         Attributes:
 161           - Attribute: DW_AT_name
 162             Form:      DW_FORM_string
 163           - Attribute: DW_AT_const_value
 164             Form:      DW_FORM_data4
 165           - Attribute: DW_AT_type
 166             Form:      DW_FORM_ref_addr
 167           - Attribute: DW_AT_location
 168             Form:      DW_FORM_loclistx
 169   debug_info:
 170     - Version: 5
 171       UnitType:   DW_UT_compile
 172       Entries:
 173         - AbbrCode: 1
 174           Values:
 175             - CStr: by_hand
 176             - Value:  0x04
 177             - CStr: CU1
 178             - Value:  0x0
 179             - Value:  0x4
 180             - Value:  0xc
 181             - Value:  0xc
 182             - Value:  0x8
 183         - AbbrCode: 2
 184           Values:
 185             - CStr: int
 186         - AbbrCode: 3
 187           Values:
 188             - CStr: var1
 189             - Value:  0x00000000
 190             - Value:  0x00000029
 191             - Value:  0x0
 192         - AbbrCode: 3
 193           Values:
 194             - CStr: var2
 195             - Value:  0x00000000
 196             - Value:  0x00000029
 197             - Value:  0x1
 198         - AbbrCode: 3
 199           Values:
 200             - CStr: var3
 201             - Value:  0x00000000
 202             - Value:  0x00000029
 203             - Value:  0x2
 204         - AbbrCode: 0
 205   debug_addr:
 206     - Version: 5
 207       AddressSize: 0x08
 208       Entries:
 209         - Address: 0x1130
 210         - Address: 0x1140
 211         - Address: 0x1150
 212         - Address: 0x1160
 213 ...