gcc/gcc/params.c
Andreas Jaeger 3d7aafde11 genrecog.c: Use ISO C90 prototypes.
* genrecog.c: Use ISO C90 prototypes.
	(nodes_identical): Correct declaration to match prototype.
	(maybe_both_true): Likewise.
	(merge_trees): Likewise.

	* genpeep.c (gen_peephole): Remove #if 0 code.
	Use ISO C90 prototypes.

	* genattrtab.c (copy_rtx_unchanging): Remove #if 0'ed code.
	Remove #if 0'ed function simplify_by_alternatives.
	(optimize_attrs): Remove #if 0'ed code.
	Remove ^L.
	Use ISO C90 prototypes.
	(make_canonical): Remove #if 0'ed code.
	(convert_const_symbol_ref): Remove #if 0'ed function.

	* gen-protos.c (main): Check for argument.

	* rtl.h: Use ISO C90 prototypes for functions from lists.c.

	* params.h: Use ISO C90 prototypes.
	* params.c: Likewise.
	* intl.c: Likewise.
	* intl.h: Likewise.
	* lists.c: Likewise.
	* errors.c: Likewise.
	* errors.h: Likewise.
	* gencodes.c: Likewise.
	* genpreds.c: Likewise.
	* genattr.c: Likewise.
	* gen-protos.c: Likewise.
	* genflags.c: Likewise
	* genconditions.c: Likewise.
	* genautomata.c: Likewise.
	* gencheck.c: Likewise.
	* genconfig.c: Likewise.
	* genconstants.c: Likewise.
	* genemit.c: Likewise.
	* genextract.c: Likewise.
	* gengenrtl.c: Likewise.
	* gengtype.c: Likewise.
	* gengtype.h: Likewise.
	* genopinit.c: Likewise.
	* genoutput.c: Likewise.
	* gensupport.c: Likewise.
	* gensupport.h: Likewise.

From-SVN: r67296
2003-06-01 17:59:10 +02:00

80 lines
2.2 KiB
C

/* params.c - Run-time parameters.
Copyright (C) 2001, 2003 Free Software Foundation, Inc.
Written by Mark Mitchell <mark@codesourcery.com>.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "params.h"
#include "toplev.h"
/* An array containing the compiler parameters and their current
values. */
param_info *compiler_params;
/* The number of entries in the table. */
static size_t num_compiler_params;
/* Add the N PARAMS to the current list of compiler parameters. */
void
add_params (const param_info params[], size_t n)
{
/* Allocate enough space for the new parameters. */
compiler_params =
((param_info *)
xrealloc (compiler_params,
(num_compiler_params + n) * sizeof (param_info)));
/* Copy them into the table. */
memcpy (compiler_params + num_compiler_params,
params,
n * sizeof (param_info));
/* Keep track of how many parameters we have. */
num_compiler_params += n;
}
/* Set the VALUE associated with the parameter given by NAME. */
void
set_param_value (const char *name, int value)
{
size_t i;
/* Make sure nobody tries to set a parameter to an invalid value. */
if (value == INVALID_PARAM_VAL)
abort ();
/* Scan the parameter table to find a matching entry. */
for (i = 0; i < num_compiler_params; ++i)
if (strcmp (compiler_params[i].option, name) == 0)
{
compiler_params[i].value = value;
return;
}
/* If we didn't find this parameter, issue an error message. */
error ("invalid parameter `%s'", name);
}