/* frv trap support
- Copyright (C) 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1999-2022 Free Software Foundation, Inc.
Contributed by Red Hat.
This file is part of the GNU simulators.
This program 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.
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
This program 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 this program; if not, write to the Free Software Foundation, Inc.,
-59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* This must come before any other includes. */
+#include "defs.h"
#define WANT_CPU frvbf
#define WANT_CPU_FRVBF
#include "sim-main.h"
-#include "targ-vals.h"
#include "cgen-engine.h"
#include "cgen-par.h"
#include "sim-fpu.h"
+#include "sim-signal.h"
+#include "sim/callback.h"
#include "bfd.h"
#include "libiberty.h"
+#include <stdlib.h>
+
CGEN_ATTR_VALUE_ENUM_TYPE frv_current_fm_slot;
/* The semantic code invokes this for invalid (unrecognized) instructions. */
{
int i;
if (current_cpu != NULL)
- CIA_SET (current_cpu, cia);
+ CPU_PC_SET (current_cpu, cia);
/* Invalidate the insn and data caches of all cpus. */
for (i = 0; i < MAX_NR_PROCESSORS; ++i)
host_callback *cb = STATE_CALLBACK (sd);
USI num = ((base + offset) & 0x7f) + 0x80;
-#ifdef SIM_HAVE_BREAKPOINTS
- /* Check for breakpoints "owned" by the simulator first, regardless
- of --environment. */
- if (num == TRAP_BREAKPOINT)
- {
- /* First try sim-break.c. If it's a breakpoint the simulator "owns"
- it doesn't return. Otherwise it returns and let's us try. */
- sim_handle_breakpoint (sd, current_cpu, pc);
- /* Fall through. */
- }
-#endif
-
if (STATE_ENVIRONMENT (sd) == OPERATING_ENVIRONMENT)
{
frv_queue_software_interrupt (current_cpu, num);
s.arg2 = GET_H_GR (9);
s.arg3 = GET_H_GR (10);
- if (s.func == TARGET_SYS_exit)
+ if (cb_target_to_host_syscall (cb, s.func) == CB_SYS_exit)
{
sim_engine_halt (sd, current_cpu, NULL, pc, sim_exited, s.arg1);
}
- s.p1 = (PTR) sd;
- s.p2 = (PTR) current_cpu;
+ s.p1 = sd;
+ s.p2 = current_cpu;
s.read_mem = syscall_read_mem;
s.write_mem = syscall_write_mem;
cb_syscall (cb, &s);
/* Check the status of media exceptions in MSR0. */
SI msr = GET_MSR (0);
- if (GET_MSR_AOVF (msr) || GET_MSR_MTT (msr) && STATE_ARCHITECTURE (sd)->mach != bfd_mach_fr550)
+ if (GET_MSR_AOVF (msr)
+ || (GET_MSR_MTT (msr) && STATE_ARCHITECTURE (sd)->mach != bfd_mach_fr550))
frv_queue_program_interrupt (current_cpu, FRV_MP_EXCEPTION);
}
void
frv_break (SIM_CPU *current_cpu)
{
- IADDR pc;
SIM_DESC sd = CPU_STATE (current_cpu);
-#ifdef SIM_HAVE_BREAKPOINTS
- /* First try sim-break.c. If it's a breakpoint the simulator "owns"
- it doesn't return. Otherwise it returns and let's us try. */
- pc = GET_H_PC ();
- sim_handle_breakpoint (sd, current_cpu, pc);
- /* Fall through. */
-#endif
-
if (STATE_ENVIRONMENT (sd) != OPERATING_ENVIRONMENT)
{
/* Invalidate the insn cache because the debugger will presumably
replace the breakpoint insn with the real one. */
-#ifndef SIM_HAVE_BREAKPOINTS
- pc = GET_H_PC ();
-#endif
- sim_engine_halt (sd, current_cpu, NULL, pc, sim_stopped, SIM_SIGTRAP);
+ sim_engine_halt (sd, current_cpu, NULL, NULL_CIA, sim_stopped,
+ SIM_SIGTRAP);
}
frv_queue_break_interrupt (current_cpu);
/* Only applicable to fr550 */
SIM_DESC sd = CPU_STATE (current_cpu);
if (STATE_ARCHITECTURE (sd)->mach != bfd_mach_fr550)
- return;
+ return 0;
/* On the fr550, media insns in slots 0 and 2 can only access
accumulators acc0-acc3. Insns in slots 1 and 3 can only access
NE_flag = GET_NE_FLAG (NE_flags, target_index);
else
{
- NE_flag =
- hi_available && NE_flags[0] != 0 || lo_available && NE_flags[1] != 0;
+ NE_flag = (hi_available && NE_flags[0] != 0)
+ || (lo_available && NE_flags[1] != 0);
}
/* Always clear the appropriate NE flags. */