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authorH.J. Lu <hjl.tools@gmail.com>2010-10-29 12:10:39 +0000
committerH.J. Lu <hjl.tools@gmail.com>2010-10-29 12:10:39 +0000
commit4a114e3e0c1c3337981179b774f1d6d1b06d201f (patch)
tree98b0b1e45b3ae0e7845215136253fa56e487a9b8 /gas/testsuite
parente58bcb8f099ec42b3c905480629d1a49dd38b03f (diff)
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Add compressed debug section support to binutils and ld.
bfd/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> Cary Coutant <ccoutant@google.com> * archive.c (bfd_openr_next_archived_file): Copy BFD_COMPRESS and BFD_DECOMPRESS. * bfd.c (BFD_COMPRESS): New. (BFD_DECOMPRESS): Likewise. (BFD_FLAGS_SAVED): Likewise. (bfd_preserve_save): Replace BFD_IN_MEMORY with BFD_FLAGS_SAVED. * compress.c (bfd_uncompress_section_contents): Removed. (get_uncompressed_size): New. (decompress_contents): Likewise. (bfd_compress_section_contents): Likewise. (bfd_get_full_section_contents): Likewise. (bfd_is_section_compressed): Likewise. (bfd_init_section_decompress_status): Likewise. (bfd_init_section_compress_status): Likewise. * dwarf2.c (dwarf_debug_sections): New. (dwarf_debug_section_enum): Likewise. (read_section): Remove section_name and compressed_section_name. Add dwarf_debug_section_enum. Try compressed debug section. (read_indirect_string): Updated. (read_abbrevs): Likewise. (decode_line_info): Likewise. (read_debug_ranges): Likewise. (find_line): Updated. * ecoff.c (bfd_debug_section): Add compress_status and compressed_size. * elf.c (_bfd_elf_make_section_from_shdr): Call bfd_is_section_compressed to check if a DWARF debug section is compressed. Call bfd_init_section_compress_status or bfd_init_section_decompress_status if needed. * elflink.c (elf_link_input_bfd): Replace bfd_get_section_contents with bfd_get_full_section_contents. * merge.c (_bfd_add_merge_section): Likewise. * reloc.c (bfd_generic_get_relocated_section_contents): Likewise. * simple.c (bfd_simple_get_relocated_section_contents): Likewise. * elfxx-target.h (TARGET_BIG_SYM): Allow BFD_COMPRESS and BFD_DECOMPRESS. (TARGET_LITTLE_SYM): Likewise. * libbfd-in.h (dwarf_debug_section): New. (dwarf_debug_sections): Likewise. * libbfd.c (_bfd_generic_get_section_contents): Issue an error when getting contents on compressed/decompressed section. * section.c (COMPRESS_SECTION_NONE): New. (COMPRESS_SECTION_DONE): Likewise. (DECOMPRESS_SECTION_SIZED): Likewise. (BFD_FAKE_SECTION): Add compress_status and compressed_size. (bfd_malloc_and_get_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. * bfd-in2.h: Regenerated. * libbfd.h: Likewise. binutils/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * addr2line.c (process_file): Set BFD_DECOMPRESS. * objcopy.c (do_debug_sections): New. (OPTION_COMPRESS_DEBUG_SECTIONS): New. (OPTION_DECOMPRESS_DEBUG_SECTIONS): Likewise. (copy_options): Add OPTION_COMPRESS_DEBUG_SECTIONS and OPTION_DECOMPRESS_DEBUG_SECTIONS. (copy_usage): Add --compress-debug-sections and --decompress-debug-sections. (copy_file): Set BFD_COMPRESS or BFD_DECOMPRESS. (copy_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. (copy_main): Handle OPTION_COMPRESS_DEBUG_SECTIONS and OPTION_DECOMPRESS_DEBUG_SECTIONS. Check do_debug_sections to rename DWARF debug sections. * objdump.c (load_specific_debug_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. Remove bfd_uncompress_section_contents. (dump_section): Replace bfd_get_section_contents with bfd_get_full_section_contents. (display_file): Set BFD_DECOMPRESS if needed. * readelf.c (uncompress_section_contents): Set buffer to NULL to indiate decompression failure. (load_specific_debug_section): Always call uncompress_section_contents. * doc/binutils.texi: Document --compress-debug-sections and --decompress-debug-sections. binutils/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * binutils-all/compress.exp: New. * binutils-all/dw2-1.S: Likewise. * binutils-all/dw2-2.S: Likewise. * binutils-all/libdw2-compressed.out: Likewise. * binutils-all/libdw2.out: Likewise. gas/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * write.c (compress_debug): Optimize section flags check. gas/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * elf/dwarf2-1.s: Replace .zdebug_abbrev section with .debug_abbrev section. * elf/dwarf2-2.3: Likewise. * elf/dwarf2-1.d: Pass --compress-debug-sections to assembler. Updated. * elf/dwarf2-2.d: Likewise. * gas/i386/i386.exp: Remove xfail on dw2-compress-2 and x86-64-dw2-compress-2. ld/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * ldfile.c (ldfile_try_open_bfd): Set BFD_DECOMPRESS after bfd_openr returns. * emultempl/elf32.em (gld${EMULATION_NAME}_try_needed): Likewise. * scripttempl/elf.sc: Include compressed DWARF debug sections. ld/testsuite/ 2010-10-29 H.J. Lu <hongjiu.lu@intel.com> * ld-elf/compress.exp: New. * ld-elf/compress1.s: Likewise. * ld-elf/compress1a.d: Likewise. * ld-elf/compress1b.d: Likewise. * ld-elf/compress1c.d: Likewise.
Diffstat (limited to 'gas/testsuite')
-rw-r--r--gas/testsuite/ChangeLog13
-rw-r--r--gas/testsuite/gas/elf/dwarf2-1.d7
-rw-r--r--gas/testsuite/gas/elf/dwarf2-1.s132
-rw-r--r--gas/testsuite/gas/elf/dwarf2-2.d7
-rw-r--r--gas/testsuite/gas/elf/dwarf2-2.s132
-rw-r--r--gas/testsuite/gas/i386/i386.exp2
6 files changed, 133 insertions, 160 deletions
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 0a51584..cc10178 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,16 @@
+2010-10-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * elf/dwarf2-1.s: Replace .zdebug_abbrev section with
+ .debug_abbrev section.
+ * elf/dwarf2-2.3: Likewise.
+
+ * elf/dwarf2-1.d: Pass --compress-debug-sections to assembler.
+ Updated.
+ * elf/dwarf2-2.d: Likewise.
+
+ * gas/i386/i386.exp: Remove xfail on dw2-compress-2 and
+ x86-64-dw2-compress-2.
+
2010-10-29 Bernd Schmidt <bernds@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
diff --git a/gas/testsuite/gas/elf/dwarf2-1.d b/gas/testsuite/gas/elf/dwarf2-1.d
index 076b01d..2cc17ac 100644
--- a/gas/testsuite/gas/elf/dwarf2-1.d
+++ b/gas/testsuite/gas/elf/dwarf2-1.d
@@ -1,8 +1,9 @@
+#as: --compress-debug-sections
#readelf: -w
#name: DWARF2 1
#not-target: ia64-*-*
-Contents of the .debug_info section:
+Contents of the .[z]?debug_info section:
Compilation Unit @ offset 0x0:
Length: 0x4e \(32-bit\)
@@ -30,7 +31,7 @@ Contents of the .debug_info section:
<4f> DW_AT_byte_size : 4
<50> DW_AT_encoding : 5 \(signed\)
-Raw dump of debug contents of section .debug_line:
+Raw dump of debug contents of section .[z]?debug_line:
Offset: 0x0
Length: 62
@@ -74,7 +75,7 @@ Raw dump of debug contents of section .debug_line:
Extended opcode 1: End of Sequence
-Contents of the .zdebug_abbrev section:
+Contents of the .[z]?debug_abbrev section:
Number TAG
1 DW_TAG_compile_unit \[has children\]
diff --git a/gas/testsuite/gas/elf/dwarf2-1.s b/gas/testsuite/gas/elf/dwarf2-1.s
index 0310079..887fdd6 100644
--- a/gas/testsuite/gas/elf/dwarf2-1.s
+++ b/gas/testsuite/gas/elf/dwarf2-1.s
@@ -15,10 +15,6 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-/* This tests that gdb can read compressed sections. The contents
- are a basic assembly file, but the .debug_abbrev section has been
- comrpessed using zlib. */
-
/* Dummy function to provide debug information for. */
.file "dwarf2-1.c"
@@ -144,76 +140,60 @@ func_cu1:
.Lline1_end:
-/* Abbrev table -- compressed */
- .section .zdebug_abbrev
+/* Abbrev table */
+ .section .debug_abbrev
.Labbrev1_begin:
- .ascii "ZLIB"
- .4byte 0
- .2byte 0
- .byte 0
- .byte 51
- .byte 0x78
- .byte 0x5e
- .byte 0x63
- .byte 0x14
- .byte 0x64
- .byte 0x14
- .byte 0x60
- .byte 0x13
- .byte 0x62
- .byte 0x14
- .byte 0x64
- .byte 0x64
- .byte 0xe6
- .byte 0x50
- .byte 0xe5
- .byte 0x10
- .byte 0xe6
- .byte 0x66
- .byte 0x60
- .byte 0x60
- .byte 0xd2
- .byte 0x63
- .byte 0xb0
- .byte 0xe7
- .byte 0xb1
- .byte 0xe2
- .byte 0xb6
- .byte 0xe6
- .byte 0x66
- .byte 0xe6
- .byte 0xf0
- .byte 0x14
- .byte 0x16
- .byte 0x64
- .byte 0x14
- .byte 0x62
- .byte 0x74
- .byte 0xe0
- .byte 0x02
- .byte 0x00
- .byte 0x25
- .byte 0x78
- .byte 0x02
- .byte 0x81
- .byte 0x78
- .byte 0x9c
- .byte 0x63
- .byte 0x60
- .byte 0x60
- .byte 0x56
- .byte 0x61
- .byte 0x60
- .byte 0xe6
- .byte 0xe0
- .byte 0xe6
- .byte 0xb6
- .byte 0xe3
- .byte 0x66
- .byte 0x00
- .byte 0x02
- .byte 0x00
- .byte 0x04
- .byte 0x9c
- .byte 0x00
- .byte 0x92
+ .uleb128 1 /* Abbrev code */
+ .uleb128 0x11 /* DW_TAG_compile_unit */
+ .byte 1 /* has_children */
+ .uleb128 0x10 /* DW_AT_stmt_list */
+ .uleb128 0x6 /* DW_FORM_data4 */
+ .uleb128 0x12 /* DW_AT_high_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x11 /* DW_AT_low_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x25 /* DW_AT_producer */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x13 /* DW_AT_language */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .uleb128 2 /* Abbrev code */
+ .uleb128 0x2e /* DW_TAG_subprogram */
+ .byte 0 /* has_children */
+ .uleb128 0x3f /* DW_AT_external */
+ .uleb128 0xc /* DW_FORM_flag */
+ .uleb128 0x3a /* DW_AT_decl_file */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3b /* DW_AT_decl_line */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x49 /* DW_AT_type */
+ .uleb128 0x13 /* DW_FORM_ref4 */
+ .uleb128 0x11 /* DW_AT_low_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x12 /* DW_AT_high_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x40 /* DW_AT_frame_base */
+ .uleb128 0xa /* DW_FORM_block1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .uleb128 3 /* Abbrev code */
+ .uleb128 0x24 /* DW_TAG_base_type */
+ .byte 0 /* has_children */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0xb /* DW_AT_byte_size */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3e /* DW_AT_encoding */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
diff --git a/gas/testsuite/gas/elf/dwarf2-2.d b/gas/testsuite/gas/elf/dwarf2-2.d
index 036aafc..9825ee4 100644
--- a/gas/testsuite/gas/elf/dwarf2-2.d
+++ b/gas/testsuite/gas/elf/dwarf2-2.d
@@ -1,8 +1,9 @@
+#as: --compress-debug-sections
#readelf: -w
#name: DWARF2 2
#not-target: ia64-*-*
-Contents of the .debug_info section:
+Contents of the .[z]?debug_info section:
Compilation Unit @ offset 0x0:
Length: 0x4e \(32-bit\)
@@ -30,7 +31,7 @@ Contents of the .debug_info section:
<4f> DW_AT_byte_size : 4
<50> DW_AT_encoding : 5 \(signed\)
-Raw dump of debug contents of section .debug_line:
+Raw dump of debug contents of section .[z]?debug_line:
Offset: 0x0
Length: 62
@@ -74,7 +75,7 @@ Raw dump of debug contents of section .debug_line:
Extended opcode 1: End of Sequence
-Contents of the .zdebug_abbrev section:
+Contents of the .[z]?debug_abbrev section:
Number TAG
1 DW_TAG_compile_unit \[has children\]
diff --git a/gas/testsuite/gas/elf/dwarf2-2.s b/gas/testsuite/gas/elf/dwarf2-2.s
index 389918c..38f62b8 100644
--- a/gas/testsuite/gas/elf/dwarf2-2.s
+++ b/gas/testsuite/gas/elf/dwarf2-2.s
@@ -15,10 +15,6 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-/* This tests that gdb can read compressed sections. The contents
- are a basic assembly file, but the .debug_abbrev section has been
- comrpessed using zlib. */
-
/* Dummy function to provide debug information for. */
.file "dwarf2-2.c"
@@ -144,76 +140,60 @@ func_cu1:
.Lline1_end:
-/* Abbrev table -- compressed */
- .section .zdebug_abbrev,"G",%progbits,foo,comdat
+/* Abbrev table */
+ .section .debug_abbrev,"G",%progbits,foo,comdat
.Labbrev1_begin:
- .ascii "ZLIB"
- .4byte 0
- .2byte 0
- .byte 0
- .byte 51
- .byte 0x78
- .byte 0x5e
- .byte 0x63
- .byte 0x14
- .byte 0x64
- .byte 0x14
- .byte 0x60
- .byte 0x13
- .byte 0x62
- .byte 0x14
- .byte 0x64
- .byte 0x64
- .byte 0xe6
- .byte 0x50
- .byte 0xe5
- .byte 0x10
- .byte 0xe6
- .byte 0x66
- .byte 0x60
- .byte 0x60
- .byte 0xd2
- .byte 0x63
- .byte 0xb0
- .byte 0xe7
- .byte 0xb1
- .byte 0xe2
- .byte 0xb6
- .byte 0xe6
- .byte 0x66
- .byte 0xe6
- .byte 0xf0
- .byte 0x14
- .byte 0x16
- .byte 0x64
- .byte 0x14
- .byte 0x62
- .byte 0x74
- .byte 0xe0
- .byte 0x02
- .byte 0x00
- .byte 0x25
- .byte 0x78
- .byte 0x02
- .byte 0x81
- .byte 0x78
- .byte 0x9c
- .byte 0x63
- .byte 0x60
- .byte 0x60
- .byte 0x56
- .byte 0x61
- .byte 0x60
- .byte 0xe6
- .byte 0xe0
- .byte 0xe6
- .byte 0xb6
- .byte 0xe3
- .byte 0x66
- .byte 0x00
- .byte 0x02
- .byte 0x00
- .byte 0x04
- .byte 0x9c
- .byte 0x00
- .byte 0x92
+ .uleb128 1 /* Abbrev code */
+ .uleb128 0x11 /* DW_TAG_compile_unit */
+ .byte 1 /* has_children */
+ .uleb128 0x10 /* DW_AT_stmt_list */
+ .uleb128 0x6 /* DW_FORM_data4 */
+ .uleb128 0x12 /* DW_AT_high_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x11 /* DW_AT_low_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x25 /* DW_AT_producer */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x13 /* DW_AT_language */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .uleb128 2 /* Abbrev code */
+ .uleb128 0x2e /* DW_TAG_subprogram */
+ .byte 0 /* has_children */
+ .uleb128 0x3f /* DW_AT_external */
+ .uleb128 0xc /* DW_FORM_flag */
+ .uleb128 0x3a /* DW_AT_decl_file */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3b /* DW_AT_decl_line */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0x49 /* DW_AT_type */
+ .uleb128 0x13 /* DW_FORM_ref4 */
+ .uleb128 0x11 /* DW_AT_low_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x12 /* DW_AT_high_pc */
+ .uleb128 0x1 /* DW_FORM_addr */
+ .uleb128 0x40 /* DW_AT_frame_base */
+ .uleb128 0xa /* DW_FORM_block1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .uleb128 3 /* Abbrev code */
+ .uleb128 0x24 /* DW_TAG_base_type */
+ .byte 0 /* has_children */
+ .uleb128 0x3 /* DW_AT_name */
+ .uleb128 0x8 /* DW_FORM_string */
+ .uleb128 0xb /* DW_AT_byte_size */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .uleb128 0x3e /* DW_AT_encoding */
+ .uleb128 0xb /* DW_FORM_data1 */
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
+
+ .byte 0x0 /* Terminator */
+ .byte 0x0 /* Terminator */
diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp
index fd58530..c295be6 100644
--- a/gas/testsuite/gas/i386/i386.exp
+++ b/gas/testsuite/gas/i386/i386.exp
@@ -219,7 +219,6 @@ if [expr ([istarget "i*86-*-*"] || [istarget "x86_64-*-*"]) && [gas_32_check]]
run_dump_test "localpic"
run_dump_test "debug1"
- setup_xfail "*-*-*"
run_dump_test "dw2-compress-2"
}
@@ -409,7 +408,6 @@ if [expr ([istarget "i*86-*-*"] || [istarget "x86_64-*-*"]) && [gas_64_check]] t
run_dump_test "x86-64-localpic"
run_dump_test "debug1"
- setup_xfail "*-*-*"
run_dump_test "x86-64-dw2-compress-2"
}