1# RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t 2# RUN: llvm-dwarfdump -debug-info -debug-loclists %t \ 3# RUN: | FileCheck %s --check-prefixes=REGULAR,BOTH 4# RUN: llvm-dwarfdump -debug-info -debug-loclists --verbose %t \ 5# RUN: | FileCheck %s --check-prefixes=VERBOSE,BOTH 6 7 8# BOTH: DW_AT_location {{.*}}(0x0000000c 9 10# REGULAR-NEXT: [0x0000000000000000, 0x0000000000000001): DW_OP_reg0 RAX 11# VERBOSE-NEXT: [0x0000000000000000, 0x0000000000000001) ".text": DW_OP_reg0 RAX 12 13# REGULAR-NEXT: [0x0000000000000001, 0x0000000000000002): DW_OP_reg1 RDX 14# VERBOSE-NEXT: [0x0000000000000001, 0x0000000000000002) ".text": DW_OP_reg1 RDX 15 16# REGULAR-NEXT: [0x0000000000000002, 0x0000000000000003): DW_OP_reg2 RCX 17# VERBOSE-NEXT: [0x0000000000000002, 0x0000000000000003) ".text": DW_OP_reg2 RCX 18 19# BOTH-NEXT: <default>: DW_OP_reg3 RBX 20 21# REGULAR-NEXT: [0x0000000000000004, 0x0000000000000005): DW_OP_reg4 RSI 22# VERBOSE-NEXT: [0x0000000000000004, 0x0000000000000005) ".text": DW_OP_reg4 RSI 23 24# REGULAR-NEXT: [0x0000000000000005, 0x0000000000000006): DW_OP_reg5 RDI 25# VERBOSE-NEXT: [0x0000000000000005, 0x0000000000000006) ".text": DW_OP_reg5 RDI 26 27# REGULAR-NEXT: [0x0000000000000006, 0x0000000000000007): DW_OP_reg6 RBP 28# VERBOSE-NEXT: [0x0000000000000006, 0x0000000000000007) ".text": DW_OP_reg6 RBP 29 30# REGULAR-NEXT: [0x0000000000000007, 0x0000000000000008): DW_OP_reg7 RSP 31# VERBOSE-NEXT: [0x0000000000000007, 0x0000000000000008) ".text": DW_OP_reg7 RSP 32 33# BOTH-NEXT: DW_LLE_startx_length (0x000000000000dead, 0x0000000000000001): DW_OP_reg4 RSI) 34 35# BOTH: locations list header: length = 0x00000056, format = DWARF32, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000000 36# BOTH-NEXT: 0x0000000c: 37# BOTH-NEXT: DW_LLE_startx_endx (0x0000000000000000, 0x0000000000000001): DW_OP_reg0 RAX 38# BOTH-NEXT: DW_LLE_startx_length (0x0000000000000001, 0x0000000000000001): DW_OP_reg1 RDX 39# BOTH-NEXT: DW_LLE_offset_pair (0x0000000000000002, 0x0000000000000003): DW_OP_reg2 RCX 40 41# REGULAR-NEXT: <default>: DW_OP_reg3 RBX 42# VERBOSE-NEXT: DW_LLE_default_location() 43# VERBOSE-NEXT: => <default>: DW_OP_reg3 RBX 44 45# REGULAR-NEXT: [0x0000000000000004, 0x0000000000000005): DW_OP_reg4 RSI 46# VERBOSE-NEXT: DW_LLE_start_end (0x0000000000000004, 0x0000000000000005) ".text" 47# VERBOSE-NEXT: => [0x0000000000000004, 0x0000000000000005) ".text": DW_OP_reg4 RSI 48 49# REGULAR-NEXT: [0x0000000000000005, 0x0000000000000006): DW_OP_reg5 RDI 50# VERBOSE-NEXT: DW_LLE_start_length (0x0000000000000005, 0x0000000000000001) ".text" 51# VERBOSE-NEXT: => [0x0000000000000005, 0x0000000000000006) ".text": DW_OP_reg5 RDI 52 53# BOTH-NEXT: DW_LLE_base_addressx (0x0000000000000002) 54 55# BOTH-NEXT: DW_LLE_offset_pair (0x0000000000000000, 0x0000000000000001): DW_OP_reg6 RBP 56 57# VERBOSE-NEXT: DW_LLE_base_address (0x0000000000000007) ".text" 58 59# REGULAR-NEXT: [0x0000000000000007, 0x0000000000000008): DW_OP_reg7 RSP 60# VERBOSE-NEXT: DW_LLE_offset_pair (0x0000000000000000, 0x0000000000000001) 61# VERBOSE-NEXT: => [0x0000000000000007, 0x0000000000000008) ".text": DW_OP_reg7 RSP 62 63# BOTH-NEXT: DW_LLE_startx_length (0x000000000000dead, 0x0000000000000001): DW_OP_reg4 RSI 64 65# VERBOSE-NEXT: DW_LLE_end_of_list () 66 67 68 .text 69f: # @f 70.Lf0: 71 nop 72.Lf1: 73 nop 74.Lf2: 75 nop 76.Lf3: 77 nop 78.Lf4: 79 nop 80.Lf5: 81 nop 82.Lf6: 83 nop 84.Lf7: 85 nop 86.Lf8: 87.Lfend: 88 # -- End function 89 .section .debug_loclists,"",@progbits 90 .long .Ldebug_loclist_table_end0-.Ldebug_loclist_table_start0 # Length 91.Ldebug_loclist_table_start0: 92 .short 5 # Version 93 .byte 8 # Address size 94 .byte 0 # Segment selector size 95 .long 0 # Offset entry count 96.Lloclists_table_base0: 97.Ldebug_loc0: 98 .byte 2 # DW_LLE_startx_endx 99 .uleb128 0 # start idx 100 .uleb128 1 # end idx 101 .byte 1 # Loc expr size 102 .byte 80 # super-register DW_OP_reg0 103 104 .byte 3 # DW_LLE_startx_length 105 .uleb128 1 # start idx 106 .uleb128 .Lf2-.Lf1 # length 107 .byte 1 # Loc expr size 108 .byte 81 # super-register DW_OP_reg1 109 110 .byte 4 # DW_LLE_offset_pair 111 .uleb128 .Lf2-.Lf0 # starting offset 112 .uleb128 .Lf3-.Lf0 # ending offset 113 .byte 1 # Loc expr size 114 .byte 82 # super-register DW_OP_reg2 115 116 .byte 5 # DW_LLE_default_location 117 .byte 1 # Loc expr size 118 .byte 83 # super-register DW_OP_reg3 119 120 .byte 7 # DW_LLE_start_end 121 .quad .Lf4 # starting offset 122 .quad .Lf5 # ending offset 123 .byte 1 # Loc expr size 124 .byte 84 # super-register DW_OP_reg4 125 126 .byte 8 # DW_LLE_start_length 127 .quad .Lf5 # starting offset 128 .uleb128 .Lf6-.Lf5 # length 129 .byte 1 # Loc expr size 130 .byte 85 # super-register DW_OP_reg5 131 132 .byte 1 # DW_LLE_base_addressx 133 .uleb128 2 # base address 134 135 .byte 4 # DW_LLE_offset_pair 136 .uleb128 .Lf6-.Lf6 # starting offset 137 .uleb128 .Lf7-.Lf6 # ending offset 138 .byte 1 # Loc expr size 139 .byte 86 # super-register DW_OP_reg6 140 141 .byte 6 # DW_LLE_base_address 142 .quad .Lf7 # base address 143 144 .byte 4 # DW_LLE_offset_pair 145 .uleb128 .Lf7-.Lf7 # starting offset 146 .uleb128 .Lf8-.Lf7 # ending offset 147 .byte 1 # Loc expr size 148 .byte 87 # super-register DW_OP_reg7 149 150 .byte 3 # DW_LLE_startx_length 151 .uleb128 0xdead # start idx 152 .uleb128 .Lf1-.Lf0 # length 153 .byte 1 # Loc expr size 154 .byte 84 # super-register DW_OP_reg4 155 156 .byte 0 # DW_LLE_end_of_list 157.Ldebug_loclist_table_end0: 158 159 .section .debug_abbrev,"",@progbits 160 .byte 1 # Abbreviation Code 161 .byte 17 # DW_TAG_compile_unit 162 .byte 1 # DW_CHILDREN_yes 163 .byte 115 # DW_AT_addr_base 164 .byte 23 # DW_FORM_sec_offset 165 .ascii "\214\001" # DW_AT_loclists_base 166 .byte 23 # DW_FORM_sec_offset 167 .byte 17 # DW_AT_low_pc 168 .byte 27 # DW_FORM_addrx 169 .byte 18 # DW_AT_high_pc 170 .byte 6 # DW_FORM_data4 171 .byte 0 # EOM(1) 172 .byte 0 # EOM(2) 173 .byte 2 # Abbreviation Code 174 .byte 46 # DW_TAG_subprogram 175 .byte 1 # DW_CHILDREN_yes 176 .byte 17 # DW_AT_low_pc 177 .byte 27 # DW_FORM_addrx 178 .byte 18 # DW_AT_high_pc 179 .byte 6 # DW_FORM_data4 180 .byte 0 # EOM(1) 181 .byte 0 # EOM(2) 182 .byte 3 # Abbreviation Code 183 .byte 5 # DW_TAG_formal_parameter 184 .byte 0 # DW_CHILDREN_no 185 .byte 2 # DW_AT_location 186 .byte 23 # DW_FORM_sec_offset 187 .byte 0 # EOM(1) 188 .byte 0 # EOM(2) 189 .byte 0 # EOM(3) 190 .section .debug_info,"",@progbits 191.Lcu_begin0: 192 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 193.Ldebug_info_start0: 194 .short 5 # DWARF version number 195 .byte 1 # DWARF Unit Type 196 .byte 8 # Address Size (in bytes) 197 .long .debug_abbrev # Offset Into Abbrev. Section 198 .byte 1 # Abbrev [1] 0xc:0x3c DW_TAG_compile_unit 199 .long .Laddr_table_base0 # DW_AT_addr_base 200 .long .Lloclists_table_base0 # DW_AT_loclists_base 201 .byte 0 # DW_AT_low_pc 202 .long .Lfend-.Lf0 # DW_AT_high_pc 203 .byte 2 # Abbrev [2] 0x27:0x1c DW_TAG_subprogram 204 .byte 0 # DW_AT_low_pc 205 .long .Lfend-.Lf0 # DW_AT_high_pc 206 .byte 3 # Abbrev [3] 0x36:0xc DW_TAG_formal_parameter 207 .long .Ldebug_loc0 # DW_AT_location 208 .byte 0 # End Of Children Mark 209 .byte 0 # End Of Children Mark 210.Ldebug_info_end0: 211 212 .section .debug_addr,"",@progbits 213 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 214.Ldebug_addr_start0: 215 .short 5 # DWARF version number 216 .byte 8 # Address size 217 .byte 0 # Segment selector size 218.Laddr_table_base0: 219 .quad .Lf0 220 .quad .Lf1 221 .quad .Lf6 222.Ldebug_addr_end0: 223