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/* brigspec.c -- Specific flags and argument handling of the gcc BRIG front end.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com>
for General Processor Tech.
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 3, 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 COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "gcc.h"
#include "opts.h"
/* This bit is set if we saw a `-xfoo' language specification. */
#define LANGSPEC (1 << 1)
/* This bit is set if they did `-lm' or `-lmath'. */
#define MATHLIB (1 << 2)
/* This bit is set if they did `-lpthread'. */
#define THREADLIB (1 << 3)
/* This bit is set if they did `-lc'. */
#define WITHLIBC (1 << 4)
/* Skip this option. */
#define SKIPOPT (1 << 5)
#ifndef MATH_LIBRARY
#define MATH_LIBRARY "m"
#endif
#ifndef MATH_LIBRARY_PROFILE
#define MATH_LIBRARY_PROFILE MATH_LIBRARY
#endif
#define LIBHSAIL "hsail-rt"
void
lang_specific_driver (struct cl_decoded_option **in_decoded_options,
unsigned int *in_decoded_options_count,
int *in_added_libraries)
{
unsigned int i, j;
/* The new argument list will be contained in this. */
struct cl_decoded_option *new_decoded_options;
/* An array used to flag each argument that needs a bit set for
LANGSPEC, MATHLIB, or WITHLIBC. */
int *args;
/* By default, we throw on the math library if we have one. */
int need_math = (MATH_LIBRARY[0] != '\0');
/* True if we should add -shared-libgcc to the command-line. */
int shared_libgcc = 1;
/* The total number of arguments with the new stuff. */
unsigned int argc;
/* The argument list. */
struct cl_decoded_option *decoded_options;
/* The number of libraries added in. */
int added_libraries;
/* The total number of arguments with the new stuff. */
int num_args = 1;
argc = *in_decoded_options_count;
decoded_options = *in_decoded_options;
added_libraries = *in_added_libraries;
args = XCNEWVEC (int, argc);
for (i = 1; i < argc; i++)
{
switch (decoded_options[i].opt_index)
{
case OPT_o:
break;
case OPT_SPECIAL_input_file:
break;
}
}
/* Make sure to have room for the trailing NULL argument. */
num_args = argc + need_math + shared_libgcc + 10;
new_decoded_options = XNEWVEC (struct cl_decoded_option, num_args);
i = 0;
j = 0;
/* Copy the 0th argument, i.e., the name of the program itself. */
new_decoded_options[j++] = decoded_options[i++];
/* NOTE: We start at 1 now, not 0. */
while (i < argc)
{
new_decoded_options[j] = decoded_options[i];
if ((args[i] & SKIPOPT) != 0)
--j;
i++;
j++;
}
generate_option (OPT_l, LIBHSAIL, 1, CL_DRIVER, &new_decoded_options[j]);
j++;
*in_decoded_options_count = j;
*in_decoded_options = new_decoded_options;
*in_added_libraries = added_libraries;
}
/* Called before linking. Returns 0 on success and -1 on failure. */
int lang_specific_pre_link (void) /* Not used for Brig. */ { return 0; }
/* Number of extra output files that lang_specific_pre_link may generate. */
int lang_specific_extra_outfiles = 0; /* Not used for Brig. */
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