debug_ranges.s 3.65 KB
# REQUIRES: x86

# RUN: llvm-mc -triple=x86_64-pc-linux -filetype=obj %s > %t
# RUN: %lldb %t -o "image lookup -v -s lookup_ranges" -o exit | FileCheck %s

# CHECK:  Function: id = {0x7fffffff0000002b}, name = "ranges", range = [0x0000000000000000-0x0000000000000004)
# CHECK:    Blocks: id = {0x7fffffff0000002b}, range = [0x00000000-0x00000004)
# CHECK-NEXT:       id = {0x7fffffff0000003f}, ranges = [0x00000001-0x00000002)[0x00000003-0x00000004)

        .text
        .p2align 12
ranges:
        nop
.Lblock1_begin:
lookup_ranges:
        nop
.Lblock1_end:
        nop
.Lblock2_begin:
        nop
.Lblock2_end:
.Lranges_end:

        .section        .debug_abbrev,"",@progbits
        .byte   1                       # Abbreviation Code
        .byte   17                      # DW_TAG_compile_unit
        .byte   1                       # DW_CHILDREN_yes
        .byte   37                      # DW_AT_producer
        .byte   8                       # DW_FORM_string
        .byte   17                      # DW_AT_low_pc
        .byte   1                       # DW_FORM_addr
        .byte   18                      # DW_AT_high_pc
        .byte   6                       # DW_FORM_data4
        .byte   0                       # EOM(1)
        .byte   0                       # EOM(2)
        .byte   2                       # Abbreviation Code
        .byte   46                      # DW_TAG_subprogram
        .byte   1                       # DW_CHILDREN_yes
        .byte   17                      # DW_AT_low_pc
        .byte   1                       # DW_FORM_addr
        .byte   18                      # DW_AT_high_pc
        .byte   6                       # DW_FORM_data4
        .byte   3                       # DW_AT_name
        .byte   8                       # DW_FORM_string
        .byte   0                       # EOM(1)
        .byte   0                       # EOM(2)
        .byte   5                       # Abbreviation Code
        .byte   11                      # DW_TAG_lexical_block
        .byte   0                       # DW_CHILDREN_no
        .byte   85                      # DW_AT_ranges
        .byte   23                      # DW_FORM_sec_offset
        .byte   0                       # EOM(1)
        .byte   0                       # EOM(2)
        .byte   0                       # EOM(3)

        .section        .debug_info,"",@progbits
.Lcu_begin0:
        .long   .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
        .short  4                       # DWARF version number
        .long   .debug_abbrev           # Offset Into Abbrev. Section
        .byte   8                       # Address Size (in bytes)
        .byte   1                       # Abbrev [1] 0xb:0x7b DW_TAG_compile_unit
        .asciz  "Hand-written DWARF"    # DW_AT_producer
        .quad   ranges                  # DW_AT_low_pc
        .long   .Lranges_end-ranges     # DW_AT_high_pc
        .byte   2                       # Abbrev [2] 0x2a:0x4d DW_TAG_subprogram
        .quad   ranges                  # DW_AT_low_pc
        .long   .Lranges_end-ranges     # DW_AT_high_pc
        .asciz  "ranges"                # DW_AT_name
        .byte   5                       # Abbrev [5] 0x61:0x15 DW_TAG_lexical_block
        .long   .Ldebug_ranges0         # DW_AT_ranges
        .byte   0                       # End Of Children Mark
        .byte   0                       # End Of Children Mark
.Ldebug_info_end0:

        .section        .debug_ranges,"",@progbits
.Ldebug_ranges0:
        .quad   .Lblock1_begin-ranges
        .quad   .Lblock1_end-ranges
        .quad   .Lblock2_begin-ranges
        .quad   .Lblock2_end-ranges
        .quad   0
        .quad   0