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| author | Nick Clifton <nickc@redhat.com> | 2016-06-27 13:49:09 +0100 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2016-06-27 13:51:06 +0100 |
| commit | 2edb36e77f3ff468eac2b2c8954e9c031148e724 (patch) | |
| tree | f408bcf2dfebe45d565e12499f25b7dcc3c0f2f2 /gas/as.c | |
| parent | c9301e31817019c38ab52da0e72fa1e3bf75332c (diff) | |
| download | gdb-2edb36e77f3ff468eac2b2c8954e9c031148e724.zip gdb-2edb36e77f3ff468eac2b2c8954e9c031148e724.tar.gz gdb-2edb36e77f3ff468eac2b2c8954e9c031148e724.tar.bz2 | |
Add command line option to stop the assembler from padding the end of sections to their alignment boundary.
PR gas/20247
* as.h (do_not_pad_sections_to_alignment): New global variable.
* as.c (show_usage): Add --no-pad-sections.
(parse_args): Likewise.
* write.c (size_seg): Skip padding the end of the section if
requested from the command line.
(SUB_SEGMENT_ALIGN): Likewise.
* doc/as.texinfo: Document the new option.
* NEWS: Mention the new feature.
* testsuite/gas/elf/section11.s: New test.
* testsuite/gas/elf/section11.d: New test driver.
* testsuite/gas/elf/elf.exp: Run the new test.
Diffstat (limited to 'gas/as.c')
| -rw-r--r-- | gas/as.c | 10 |
1 files changed, 9 insertions, 1 deletions
@@ -342,6 +342,8 @@ Options:\n\ fprintf (stream, _("\ -nocpp ignored\n")); fprintf (stream, _("\ + -no-pad-sections do not pad the end of sections to alignment boundaries\n")); + fprintf (stream, _("\ -o OBJFILE name the object-file output OBJFILE (default a.out)\n")); fprintf (stream, _("\ -R fold data section into text section\n")); @@ -479,7 +481,8 @@ parse_args (int * pargc, char *** pargv) OPTION_REDUCE_MEMORY_OVERHEADS, OPTION_WARN_FATAL, OPTION_COMPRESS_DEBUG, - OPTION_NOCOMPRESS_DEBUG + OPTION_NOCOMPRESS_DEBUG, + OPTION_NO_PAD_SECTIONS /* = STD_BASE + 40 */ /* When you add options here, check that they do not collide with OPTION_MD_BASE. See as.h. */ }; @@ -542,6 +545,7 @@ parse_args (int * pargc, char *** pargv) ,{"MD", required_argument, NULL, OPTION_DEPFILE} ,{"mri", no_argument, NULL, 'M'} ,{"nocpp", no_argument, NULL, OPTION_NOCPP} + ,{"no-pad-sections", no_argument, NULL, OPTION_NO_PAD_SECTIONS} ,{"no-warn", no_argument, NULL, 'W'} ,{"reduce-memory-overheads", no_argument, NULL, OPTION_REDUCE_MEMORY_OVERHEADS} ,{"statistics", no_argument, NULL, OPTION_STATISTICS} @@ -637,6 +641,10 @@ parse_args (int * pargc, char *** pargv) case OPTION_NOCPP: break; + case OPTION_NO_PAD_SECTIONS: + do_not_pad_sections_to_alignment = 1; + break; + case OPTION_STATISTICS: flag_print_statistics = 1; break; |