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author | Tristan Gingold <gingold@adacore.com> | 2015-06-05 15:09:31 +0200 |
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committer | Tristan Gingold <gingold@adacore.com> | 2015-06-12 11:24:36 +0200 |
commit | 3604cb1f8ca4a926039a9540d03bb224d84af3e1 (patch) | |
tree | 962d40b3cb6bd43d06960653b70af6d73a207e66 /ld/ld.texinfo | |
parent | db7858e227f3951c665410314fca62c77349ac24 (diff) | |
download | fsf-binutils-gdb-3604cb1f8ca4a926039a9540d03bb224d84af3e1.zip fsf-binutils-gdb-3604cb1f8ca4a926039a9540d03bb224d84af3e1.tar.gz fsf-binutils-gdb-3604cb1f8ca4a926039a9540d03bb224d84af3e1.tar.bz2 |
Add new ld option: --print-memory-usage
ld/
* NEWS: Mention new option.
* lexsup.c (parse_args): Handle --print-memory-usage.
(ld_options): Add --print-memory-usage.
* ldmain.c (main): Call lang_print_memory_usage.
* ldlex.h (enum option_values): Add OPTION_PRINT_MEMORY_USAGE.
* ldlang.h: Add prototype of lang_print_memory_usage.
* ldlang.c (lang_print_memory_size, lang_print_memory_usage): New
functions.
* ld.texinfo (Options): Document --print-memory-usage.
* ld.h (args_type): Add print_memory_usage field.
ld/testsuite/
* ld-scripts/print-memory-usage-1.t,
* ld-scripts/print-memory-usage-1.s,
* ld-scripts/print-memory-usage-1.l,
* ld-scripts/print-memory-usage-2.t,
* ld-scripts/print-memory-usage-2.l,
* ld-scripts/print-memory-usage-3.s,
* ld-scripts/print-memory-usage-3.t,
* ld-scripts/print-memory-usage-3.l,
* ld-scripts/print-memory-usage.t: New tests.
* ld-scripts/print-memory-usage.exp: Run them.
Diffstat (limited to 'ld/ld.texinfo')
-rw-r--r-- | ld/ld.texinfo | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/ld/ld.texinfo b/ld/ld.texinfo index 0c5f884..e12b64a 100644 --- a/ld/ld.texinfo +++ b/ld/ld.texinfo @@ -1472,6 +1472,21 @@ Print the name of the default output format (perhaps influenced by other command-line options). This is the string that would appear in an @code{OUTPUT_FORMAT} linker script command (@pxref{File Commands}). +@kindex --print-memory-usage +@cindex memory usage +@item --print-memory-usage +Print used size, total size and used size of memory regions created with +the @ref{MEMORY} command. This is useful on embedded targets to have a +quick view of amount of free memory. The format of the output has one +headline and one line per region. It is both human readable and easily +parsable by tools. Here is an example of an output: + +@smallexample +Memory region Used Size Region Size %age Used + ROM: 256 KB 1 MB 25.00% + RAM: 32 B 2 GB 0.00% +@end smallexample + @cindex help @cindex usage @kindex --help |