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https://sourceware.org/git/binutils-gdb.git
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1b31505692
* Makefile.am (BFD32_LIBS): Add compress.lo. (BFD32_LIBS_CFILES): Add compress.c. (BFD_H_FILES): Likewise. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf2.c (read_section): New function. (read_indirect_string): Call new function read_section. (read_abbrevs): Likewise. (decode_line_info): Likewise. (read_debug_ranges): Likewise. (find_line): Call new function read_section when just one .zdebug_info section is found, otherwise read and compress multiple sections. (_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr. * elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix. (special_sections_z): New struct. (special_sections): Refer to special_sections_z. * elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize sections named .zdebug_*. (_bfd_mips_elf_fake_sections): Likewise. * compress.c: New file. (bfd_uncompress_section_contents): New function. bfd/doc/ * Makefile.am (BFD_H_DEP): Add ../compress.c. * Makefile.in: Regenerate. binutils/ * config.in: Add HAVE_ZLIB_H * configure.in: Add test for libz and zlib.h * configure: Regenerate. * dwarf.c (debug_displays): Add .zdebug_* strings. * dwarf.h (struct dwarf_section): Add fields uncompressed_namd and compressed_name. * objdump.c (load_debug_section): Call bfd_uncompress_section_contents when loading a compressed section. (dump_dwarf_section): Recognize compressed section name. (mach_o_dwarf_sections): Rename as mach_o_uncompressed_dwarf_sections. (mach_o_compressed_dwarf_sections): New variable. (generic_dwarf_section): Rename as generic_uncompressed_dwarf_sections. (generic_compressed_dwarf_sections): New variable. (check_mach_o_dwarf): Save and restore mach_o_compressed_dwarf_sections. * readelf.c: Add #include for config.h and zlib.h (process_section_headers): Recognize compressed section name. (uncompress_section_contents): New function. (load_debug_section): Call uncompress_section_contents when loading a compressed section. (display_debug_section): Recognize compressed section name. binutils/testsuite: * binutils-all/objdump.exp: Add test for objdump -s on a file with a compressed debug section. Add test for objdump -W on a file that contains a compressed debug section. * binutils-all/readelf.exp: Call readelf_compressed_wa_test. (readelf_compressed_wa_test): New function. * binutils-all/dw2-compressed.S: New file. * binutils-all/objdump.W: New file. * binutils-all/objdump.s: New file. * binutils-all/readelf.wa: New file.
219 lines
4.4 KiB
ArmAsm
219 lines
4.4 KiB
ArmAsm
/* This testcase is derived from a similar test in GDB.
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Copyright 2008 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This tests that gdb can read compressed sections. The contents
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are a basic assembly file, but the .debug_abbrev section has been
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comrpessed using zlib. */
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/* Dummy function to provide debug information for. */
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.text
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.globl _start
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_start:
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.int 0
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.Lbegin_text1:
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.globl func_cu1
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.type func_cu1, %function
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func_cu1:
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.Lbegin_func_cu1:
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.int 0
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.Lend_func_cu1:
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.size func_cu1, .-func_cu1
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.Lend_text1:
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/* Debug information */
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.section .debug_info
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.Lcu1_begin:
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/* CU header */
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.4byte .Lcu1_end - .Lcu1_start /* Length of Compilation Unit */
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.Lcu1_start:
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.2byte 2 /* DWARF Version */
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.4byte .Labbrev1_begin /* Offset into abbrev section */
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.byte 4 /* Pointer size */
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/* CU die */
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.uleb128 1 /* Abbrev: DW_TAG_compile_unit */
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.4byte .Lline1_begin /* DW_AT_stmt_list */
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.4byte .Lend_text1 /* DW_AT_high_pc */
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.4byte .Lbegin_text1 /* DW_AT_low_pc */
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.ascii "file1.txt\0" /* DW_AT_name */
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.ascii "GNU C 3.3.3\0" /* DW_AT_producer */
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.byte 1 /* DW_AT_language (C) */
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/* func_cu1 */
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.uleb128 2 /* Abbrev: DW_TAG_subprogram */
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.byte 1 /* DW_AT_external */
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.byte 1 /* DW_AT_decl_file */
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.byte 2 /* DW_AT_decl_line */
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.ascii "func_cu1\0" /* DW_AT_name */
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.4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */
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.4byte .Lbegin_func_cu1 /* DW_AT_low_pc */
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.4byte .Lend_func_cu1 /* DW_AT_high_pc */
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.byte 1 /* DW_AT_frame_base: length */
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.byte 0x55 /* DW_AT_frame_base: DW_OP_reg5 */
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.Ltype_int:
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.uleb128 3 /* Abbrev: DW_TAG_base_type */
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.ascii "int\0" /* DW_AT_name */
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.byte 4 /* DW_AT_byte_size */
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.byte 5 /* DW_AT_encoding */
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.byte 0 /* End of children of CU */
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.Lcu1_end:
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/* Line table */
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.section .debug_line
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.Lline1_begin:
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.4byte .Lline1_end - .Lline1_start /* Initial length */
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.Lline1_start:
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.2byte 2 /* Version */
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.4byte .Lline1_lines - .Lline1_hdr /* header_length */
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.Lline1_hdr:
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.byte 1 /* Minimum insn length */
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.byte 1 /* default_is_stmt */
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.byte 1 /* line_base */
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.byte 1 /* line_range */
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.byte 0x10 /* opcode_base */
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/* Standard lengths */
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.byte 0
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.byte 1
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.byte 1
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.byte 1
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.byte 1
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.byte 0
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.byte 0
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.byte 0
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.byte 1
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.byte 0
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.byte 0
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.byte 1
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.byte 0
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.byte 0
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.byte 0
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/* Include directories */
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.byte 0
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/* File names */
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.ascii "file1.txt\0"
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.uleb128 0
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.uleb128 0
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.uleb128 0
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.byte 0
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.Lline1_lines:
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.byte 0 /* DW_LNE_set_address */
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.uleb128 5
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.byte 2
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.4byte .Lbegin_func_cu1
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.byte 3 /* DW_LNS_advance_line */
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.sleb128 3 /* ... to 4 */
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.byte 1 /* DW_LNS_copy */
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.byte 1 /* DW_LNS_copy (second time as an end-of-prologue marker) */
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.byte 0 /* DW_LNE_set_address */
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.uleb128 5
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.byte 2
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.4byte .Lend_func_cu1
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.byte 0 /* DW_LNE_end_of_sequence */
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.uleb128 1
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.byte 1
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.Lline1_end:
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/* Abbrev table -- compressed */
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.section .zdebug_abbrev
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.Labbrev1_begin:
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.ascii "ZLIB"
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.4byte 0
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.2byte 0
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.byte 0
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.byte 51
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.byte 0x78
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.byte 0x5e
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.byte 0x63
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.byte 0x14
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.byte 0x64
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.byte 0x14
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.byte 0x60
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.byte 0x13
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.byte 0x62
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.byte 0x14
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.byte 0x64
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.byte 0x64
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.byte 0xe6
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.byte 0x50
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.byte 0xe5
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.byte 0x10
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.byte 0xe6
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.byte 0x66
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.byte 0x60
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.byte 0x60
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.byte 0xd2
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.byte 0x63
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.byte 0xb0
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.byte 0xe7
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.byte 0xb1
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.byte 0xe2
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.byte 0xb6
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.byte 0xe6
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.byte 0x66
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.byte 0xe6
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.byte 0xf0
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.byte 0x14
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.byte 0x16
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.byte 0x64
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.byte 0x14
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.byte 0x62
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.byte 0x74
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.byte 0xe0
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.byte 0x02
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.byte 0x00
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.byte 0x25
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.byte 0x78
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.byte 0x02
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.byte 0x81
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.byte 0x78
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.byte 0x9c
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.byte 0x63
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.byte 0x60
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.byte 0x60
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.byte 0x56
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.byte 0x61
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.byte 0x60
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.byte 0xe6
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.byte 0xe0
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.byte 0xe6
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.byte 0xb6
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.byte 0xe3
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.byte 0x66
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.byte 0x00
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.byte 0x02
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.byte 0x00
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.byte 0x04
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.byte 0x9c
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.byte 0x00
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.byte 0x92
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