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This factors the code in xgcc that is used to terminate an accumulated 

argument.

From-SVN: r127107
This commit is contained in:
Dan Hipschman 2007-07-31 14:16:26 -07:00 committed by Dan Hipschman
parent 7d520b9b12
commit 13e7cedb76
2 changed files with 34 additions and 73 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2007-07-31 Dan Hipschman <dsh@google.com>
* gcc.c (end_going_arg): New function.
(do_spec_2): Use it.
(do_spec_1): Use it.
2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
* ddg.c (add_cross_iteration_register_deps): Declare bb_info

101
gcc/gcc.c
View File

@ -4373,6 +4373,26 @@ static int input_from_pipe;
arguments. */
static const char *suffix_subst;
/* If there is an argument being accumulated, terminate it and store it. */
static void
end_going_arg (void)
{
if (arg_going)
{
const char *string;
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
arg_going = 0;
}
}
/* Process the spec SPEC and run the commands specified therein.
Returns 0 if the spec is successfully processed; -1 if failed. */
@ -4402,7 +4422,6 @@ do_spec (const char *spec)
static int
do_spec_2 (const char *spec)
{
const char *string;
int result;
clear_args ();
@ -4415,18 +4434,7 @@ do_spec_2 (const char *spec)
result = do_spec_1 (spec, 0, NULL);
/* End any pending argument. */
if (arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
arg_going = 0;
}
end_going_arg ();
return result;
}
@ -4587,7 +4595,6 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
const char *p = spec;
int c;
int i;
const char *string;
int value;
while ((c = *p++))
@ -4596,19 +4603,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
switch (inswitch ? 'a' : c)
{
case '\n':
/* End of line: finish any pending argument,
then run the pending command if one has been started. */
if (arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
}
arg_going = 0;
end_going_arg ();
if (argbuf_index > 0 && !strcmp (argbuf[argbuf_index - 1], "|"))
{
@ -4642,17 +4637,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
break;
case '|':
/* End any pending argument. */
if (arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
}
end_going_arg ();
/* Use pipe */
obstack_1grow (&obstack, c);
@ -4661,19 +4646,9 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
case '\t':
case ' ':
/* Space or tab ends an argument if one is pending. */
if (arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
}
end_going_arg ();
/* Reinitialize for a new argument. */
arg_going = 0;
delete_this_arg = 0;
this_is_output_file = 0;
this_is_library_file = 0;
@ -5101,18 +5076,7 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
p = handle_braces (p + 1);
if (p == 0)
return -1;
/* End any pending argument. */
if (arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
arg_going = 0;
}
end_going_arg ();
/* If any args were output, mark the last one for deletion
on failure. */
if (argbuf_index != cur_index)
@ -5431,17 +5395,8 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part)
/* End of string. If we are processing a spec function, we need to
end any pending argument. */
if (processing_spec_function && arg_going)
{
obstack_1grow (&obstack, 0);
string = XOBFINISH (&obstack, const char *);
if (this_is_library_file)
string = find_file (string);
store_arg (string, delete_this_arg, this_is_output_file);
if (this_is_output_file)
outfiles[input_file_number] = string;
arg_going = 0;
}
if (processing_spec_function)
end_going_arg ();
return 0;
}