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invoke.texi (Debugging Options): Document change of debugging dump location.

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2009-05-07  Mark Heffernan  <meheff@google.com>

	* doc/invoke.texi (Debugging Options): Document change of debugging
	dump location.
        * opts.c (decode_options): Make dump_base_name relative to
	aux_base_name directory.

From-SVN: r147249
This commit is contained in:
Mark Heffernan 2009-05-07 19:58:10 +00:00 committed by Mark Heffernan
parent fe4c7bc6ac
commit e71da632ea
3 changed files with 61 additions and 25 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2009-05-07 Mark Heffernan <meheff@google.com>
* doc/invoke.texi (Debugging Options): Document change of debugging
dump location.
* opts.c (decode_options): Make dump_base_name relative to
aux_base_name directory.
2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
* config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.

58
gcc/doc/invoke.texi
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@ -4585,13 +4585,14 @@ and dbg_cnt(tail_call) will return false always.
@itemx -fdump-rtl-@var{pass}
@opindex d
Says to make debugging dumps during compilation at times specified by
@var{letters}. This is used for debugging the RTL-based passes of the
compiler. The file names for most of the dumps are made by appending a
pass number and a word to the @var{dumpname}. @var{dumpname} is generated
from the name of the output file, if explicitly specified and it is not
an executable, otherwise it is the basename of the source file. These
switches may have different effects when @option{-E} is used for
preprocessing.
@var{letters}. This is used for debugging the RTL-based passes of the
compiler. The file names for most of the dumps are made by appending
a pass number and a word to the @var{dumpname}, and the files are
created in the directory of the output file. @var{dumpname} is
generated from the name of the output file, if explicitly specified
and it is not an executable, otherwise it is the basename of the
source file. These switches may have different effects when
@option{-E} is used for preprocessing.
Debug dumps can be enabled with a @option{-fdump-rtl} switch or some
@option{-d} option @var{letters}. Here are the possible
@ -4919,7 +4920,8 @@ invocations with different options, in particular with and without
@opindex fdump-translation-unit
Dump a representation of the tree structure for the entire translation
unit to a file. The file name is made by appending @file{.tu} to the
source file name. If the @samp{-@var{options}} form is used, @var{options}
source file name, and the file is created in the same directory as the
output file. If the @samp{-@var{options}} form is used, @var{options}
controls the details of the dump as described for the
@option{-fdump-tree} options.
@ -4927,16 +4929,19 @@ controls the details of the dump as described for the
@itemx -fdump-class-hierarchy-@var{options} @r{(C++ only)}
@opindex fdump-class-hierarchy
Dump a representation of each class's hierarchy and virtual function
table layout to a file. The file name is made by appending @file{.class}
to the source file name. If the @samp{-@var{options}} form is used,
@var{options} controls the details of the dump as described for the
@option{-fdump-tree} options.
table layout to a file. The file name is made by appending
@file{.class} to the source file name, and the file is created in the
same directory as the output file. If the @samp{-@var{options}} form
is used, @var{options} controls the details of the dump as described
for the @option{-fdump-tree} options.
@item -fdump-ipa-@var{switch}
@opindex fdump-ipa
Control the dumping at various stages of inter-procedural analysis
language tree to a file. The file name is generated by appending a switch
specific suffix to the source file name. The following dumps are possible:
language tree to a file. The file name is generated by appending a
switch specific suffix to the source file name, and the file is created
in the same directory as the output file. The following dumps are
possible:
@table @samp
@item all
@ -4954,22 +4959,25 @@ Dump after function inlining.
@item -fdump-statistics-@var{option}
@opindex -fdump-statistics
Enable and control dumping of pass statistics in a separate file. The
file name is generated by appending a suffix ending in @samp{.statistics}
to the source file name. If the @samp{-@var{option}} form is used,
@samp{-stats} will cause counters to be summed over the whole compilation unit
while @samp{-details} will dump every event as the passes generate them.
The default with no option is to sum counters for each function compiled.
file name is generated by appending a suffix ending in
@samp{.statistics} to the source file name, and the file is created in
the same directory as the output file. If the @samp{-@var{option}}
form is used, @samp{-stats} will cause counters to be summed over the
whole compilation unit while @samp{-details} will dump every event as
the passes generate them. The default with no option is to sum
counters for each function compiled.
@item -fdump-tree-@var{switch}
@itemx -fdump-tree-@var{switch}-@var{options}
@opindex fdump-tree
Control the dumping at various stages of processing the intermediate
language tree to a file. The file name is generated by appending a switch
specific suffix to the source file name. If the @samp{-@var{options}}
form is used, @var{options} is a list of @samp{-} separated options that
control the details of the dump. Not all options are applicable to all
dumps, those which are not meaningful will be ignored. The following
options are available
language tree to a file. The file name is generated by appending a
switch specific suffix to the source file name, and the file is
created in the same directory as the output file. If the
@samp{-@var{options}} form is used, @var{options} is a list of
@samp{-} separated options that control the details of the dump. Not
all options are applicable to all dumps, those which are not
meaningful will be ignored. The following options are available
@table @samp
@item address

21
gcc/opts.c
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@ -961,6 +961,27 @@ decode_options (unsigned int argc, const char **argv)
handle_options (argc, argv, lang_mask);
/* Make DUMP_BASE_NAME relative to the AUX_BASE_NAME directory,
typically the directory to contain the object file. */
if (aux_base_name && ! IS_ABSOLUTE_PATH (dump_base_name))
{
const char *aux_base;
base_of_path (aux_base_name, &aux_base);
if (aux_base_name != aux_base)
{
int dir_len = aux_base - aux_base_name;
char *new_dump_base_name =
XNEWVEC (char, strlen(dump_base_name) + dir_len + 1);
/* Copy directory component from AUX_BASE_NAME. */
memcpy (new_dump_base_name, aux_base_name, dir_len);
/* Append existing DUMP_BASE_NAME. */
strcpy (new_dump_base_name + dir_len, dump_base_name);
dump_base_name = new_dump_base_name;
}
}
/* Handle related options for unit-at-a-time, toplevel-reorder, and
section-anchors. */
if (!flag_unit_at_a_time)