xref: /llvm-project/llvm/test/tools/llvm-dwarfdump/X86/debug_loclists_startx_length.s (revision def677194c43c04fcd9a45434a83f65cae1dc76a)
1# RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t.o
2# RUN: llvm-dwarfdump -v %t.o | FileCheck %s
3
4# DW_LLE_startx_length has different `length` encoding in pre-DWARF 5
5# and final DWARF 5 versions. This test checks we are able to parse
6# the final version which uses ULEB128 and not the U32.
7
8# CHECK:         .debug_loclists contents:
9# CHECK-NEXT:    0x00000000: locations list header: length = 0x0000000e, format = DWARF32, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000000
10# CHECK-NEXT:    0x0000000c:
11# CHECK-NEXT:                DW_LLE_startx_length (0x0000000000000001, 0x0000000000000010): DW_OP_reg5 RDI
12# CHECK-NEXT:                DW_LLE_end_of_list   ()
13
14.section .debug_loclists,"",@progbits
15 .long  .Ldebug_loclist_table_end0-.Ldebug_loclist_table_start0
16.Ldebug_loclist_table_start0:
17 .short 5         # Version.
18 .byte 8          # Address size.
19 .byte 0          # Segmen selector size.
20 .long 0          # Offset entry count.
21
22 .byte 3          # DW_LLE_startx_length
23 .byte 0x01       # Index
24 .uleb128 0x10    # Length
25 .byte 1          # Loc expr size
26 .byte 85         # DW_OP_reg5
27 .byte 0          # DW_LLE_end_of_list
28.Ldebug_loclist_table_end0:
29