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/* Common hooks for Blackfin.
Copyright (C) 2005-2014 Free Software Foundation, Inc.
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 "diagnostic-core.h"
#include "tm.h"
#include "machmode.h"
#include "tm_p.h"
#include "common/common-target.h"
#include "common/common-target-def.h"
#include "opts.h"
#include "flags.h"
EXPORTED_CONST struct bfin_cpu bfin_cpus[] =
{
{"bf512", BFIN_CPU_BF512, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf512", BFIN_CPU_BF512, 0x0001,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf512", BFIN_CPU_BF512, 0x0000,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf514", BFIN_CPU_BF514, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf514", BFIN_CPU_BF514, 0x0001,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf514", BFIN_CPU_BF514, 0x0000,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf516", BFIN_CPU_BF516, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf516", BFIN_CPU_BF516, 0x0001,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf516", BFIN_CPU_BF516, 0x0000,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf518", BFIN_CPU_BF518, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf518", BFIN_CPU_BF518, 0x0001,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf518", BFIN_CPU_BF518, 0x0000,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf522", BFIN_CPU_BF522, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf522", BFIN_CPU_BF522, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf522", BFIN_CPU_BF522, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf523", BFIN_CPU_BF523, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf523", BFIN_CPU_BF523, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf523", BFIN_CPU_BF523, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf524", BFIN_CPU_BF524, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf524", BFIN_CPU_BF524, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf524", BFIN_CPU_BF524, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf525", BFIN_CPU_BF525, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf525", BFIN_CPU_BF525, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf525", BFIN_CPU_BF525, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf526", BFIN_CPU_BF526, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf526", BFIN_CPU_BF526, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf526", BFIN_CPU_BF526, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf527", BFIN_CPU_BF527, 0x0002,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf527", BFIN_CPU_BF527, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf527", BFIN_CPU_BF527, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000074},
{"bf531", BFIN_CPU_BF531, 0x0006,
WA_SPECULATIVE_LOADS | WA_LOAD_LCREGS | WA_05000074},
{"bf531", BFIN_CPU_BF531, 0x0005,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000283 | WA_05000315
| WA_LOAD_LCREGS | WA_05000074},
{"bf531", BFIN_CPU_BF531, 0x0004,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf531", BFIN_CPU_BF531, 0x0003,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf532", BFIN_CPU_BF532, 0x0006,
WA_SPECULATIVE_LOADS | WA_LOAD_LCREGS | WA_05000074},
{"bf532", BFIN_CPU_BF532, 0x0005,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000283 | WA_05000315
| WA_LOAD_LCREGS | WA_05000074},
{"bf532", BFIN_CPU_BF532, 0x0004,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf532", BFIN_CPU_BF532, 0x0003,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf533", BFIN_CPU_BF533, 0x0006,
WA_SPECULATIVE_LOADS | WA_LOAD_LCREGS | WA_05000074},
{"bf533", BFIN_CPU_BF533, 0x0005,
WA_SPECULATIVE_LOADS | WA_RETS | WA_05000283 | WA_05000315
| WA_LOAD_LCREGS | WA_05000074},
{"bf533", BFIN_CPU_BF533, 0x0004,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf533", BFIN_CPU_BF533, 0x0003,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf534", BFIN_CPU_BF534, 0x0003,
WA_SPECULATIVE_LOADS | WA_RETS | WA_LOAD_LCREGS | WA_05000074},
{"bf534", BFIN_CPU_BF534, 0x0002,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf534", BFIN_CPU_BF534, 0x0001,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf536", BFIN_CPU_BF536, 0x0003,
WA_SPECULATIVE_LOADS | WA_RETS | WA_LOAD_LCREGS | WA_05000074},
{"bf536", BFIN_CPU_BF536, 0x0002,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf536", BFIN_CPU_BF536, 0x0001,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf537", BFIN_CPU_BF537, 0x0003,
WA_SPECULATIVE_LOADS | WA_RETS | WA_LOAD_LCREGS | WA_05000074},
{"bf537", BFIN_CPU_BF537, 0x0002,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf537", BFIN_CPU_BF537, 0x0001,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf538", BFIN_CPU_BF538, 0x0005,
WA_SPECULATIVE_LOADS | WA_LOAD_LCREGS | WA_05000074},
{"bf538", BFIN_CPU_BF538, 0x0004,
WA_SPECULATIVE_LOADS | WA_RETS | WA_LOAD_LCREGS | WA_05000074},
{"bf538", BFIN_CPU_BF538, 0x0003,
WA_SPECULATIVE_LOADS | WA_RETS
| WA_05000283 | WA_05000315 | WA_LOAD_LCREGS | WA_05000074},
{"bf538", BFIN_CPU_BF538, 0x0002,
WA_SPECULATIVE_LOADS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf539", BFIN_CPU_BF539, 0x0005,
WA_SPECULATIVE_LOADS | WA_LOAD_LCREGS | WA_05000074},
{"bf539", BFIN_CPU_BF539, 0x0004,
WA_SPECULATIVE_LOADS | WA_RETS | WA_LOAD_LCREGS | WA_05000074},
{"bf539", BFIN_CPU_BF539, 0x0003,
WA_SPECULATIVE_LOADS | WA_RETS
| WA_05000283 | WA_05000315 | WA_LOAD_LCREGS | WA_05000074},
{"bf539", BFIN_CPU_BF539, 0x0002,
WA_SPECULATIVE_LOADS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf542m", BFIN_CPU_BF542M, 0x0003,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf542", BFIN_CPU_BF542, 0x0004,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf542", BFIN_CPU_BF542, 0x0002,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf542", BFIN_CPU_BF542, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_05000074},
{"bf542", BFIN_CPU_BF542, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_LOAD_LCREGS
| WA_05000074},
{"bf544m", BFIN_CPU_BF544M, 0x0003,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf544", BFIN_CPU_BF544, 0x0004,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf544", BFIN_CPU_BF544, 0x0002,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf544", BFIN_CPU_BF544, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_05000074},
{"bf544", BFIN_CPU_BF544, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_LOAD_LCREGS
| WA_05000074},
{"bf547m", BFIN_CPU_BF547M, 0x0003,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf547", BFIN_CPU_BF547, 0x0004,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf547", BFIN_CPU_BF547, 0x0002,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf547", BFIN_CPU_BF547, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_05000074},
{"bf547", BFIN_CPU_BF547, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_LOAD_LCREGS
| WA_05000074},
{"bf548m", BFIN_CPU_BF548M, 0x0003,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf548", BFIN_CPU_BF548, 0x0004,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf548", BFIN_CPU_BF548, 0x0002,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf548", BFIN_CPU_BF548, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_05000074},
{"bf548", BFIN_CPU_BF548, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_LOAD_LCREGS
| WA_05000074},
{"bf549m", BFIN_CPU_BF549M, 0x0003,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf549", BFIN_CPU_BF549, 0x0004,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf549", BFIN_CPU_BF549, 0x0002,
WA_SPECULATIVE_LOADS | WA_INDIRECT_CALLS | WA_05000074},
{"bf549", BFIN_CPU_BF549, 0x0001,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_05000074},
{"bf549", BFIN_CPU_BF549, 0x0000,
WA_SPECULATIVE_LOADS | WA_RETS | WA_INDIRECT_CALLS | WA_LOAD_LCREGS
| WA_05000074},
{"bf561", BFIN_CPU_BF561, 0x0005, WA_RETS
| WA_05000283 | WA_05000315 | WA_LOAD_LCREGS | WA_05000074},
{"bf561", BFIN_CPU_BF561, 0x0003,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf561", BFIN_CPU_BF561, 0x0002,
WA_SPECULATIVE_LOADS | WA_SPECULATIVE_SYNCS | WA_RETS
| WA_05000283 | WA_05000257 | WA_05000315 | WA_LOAD_LCREGS
| WA_05000074},
{"bf592", BFIN_CPU_BF592, 0x0001,
WA_SPECULATIVE_LOADS | WA_05000074},
{"bf592", BFIN_CPU_BF592, 0x0000,
WA_SPECULATIVE_LOADS | WA_05000074},
{NULL, BFIN_CPU_UNKNOWN, 0, 0}
};
/* Implement TARGET_HANDLE_OPTION. */
static bool
bfin_handle_option (struct gcc_options *opts,
struct gcc_options *opts_set ATTRIBUTE_UNUSED,
const struct cl_decoded_option *decoded,
location_t loc)
{
size_t code = decoded->opt_index;
const char *arg = decoded->arg;
int value = decoded->value;
switch (code)
{
case OPT_mshared_library_id_:
if (value > MAX_LIBRARY_ID)
error_at (loc, "-mshared-library-id=%s is not between 0 and %d",
arg, MAX_LIBRARY_ID);
return true;
case OPT_mcpu_:
{
const char *p, *q;
int i;
i = 0;
while ((p = bfin_cpus[i].name) != NULL)
{
if (strncmp (arg, p, strlen (p)) == 0)
break;
i++;
}
if (p == NULL)
{
error_at (loc, "-mcpu=%s is not valid", arg);
return false;
}
opts->x_bfin_cpu_type = bfin_cpus[i].type;
q = arg + strlen (p);
if (*q == '\0')
{
opts->x_bfin_si_revision = bfin_cpus[i].si_revision;
opts->x_bfin_workarounds |= bfin_cpus[i].workarounds;
}
else if (strcmp (q, "-none") == 0)
opts->x_bfin_si_revision = -1;
else if (strcmp (q, "-any") == 0)
{
opts->x_bfin_si_revision = 0xffff;
while (bfin_cpus[i].type == opts->x_bfin_cpu_type)
{
opts->x_bfin_workarounds |= bfin_cpus[i].workarounds;
i++;
}
}
else
{
unsigned int si_major, si_minor;
int rev_len, n;
rev_len = strlen (q);
if (sscanf (q, "-%u.%u%n", &si_major, &si_minor, &n) != 2
|| n != rev_len
|| si_major > 0xff || si_minor > 0xff)
{
invalid_silicon_revision:
error_at (loc, "-mcpu=%s has invalid silicon revision", arg);
return false;
}
opts->x_bfin_si_revision = (si_major << 8) | si_minor;
while (bfin_cpus[i].type == opts->x_bfin_cpu_type
&& bfin_cpus[i].si_revision != opts->x_bfin_si_revision)
i++;
if (bfin_cpus[i].type != opts->x_bfin_cpu_type)
goto invalid_silicon_revision;
opts->x_bfin_workarounds |= bfin_cpus[i].workarounds;
}
return true;
}
default:
return true;
}
}
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION bfin_handle_option
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS TARGET_DEFAULT
struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER;
|
