/* collection of junk waiting time to sort out
- Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1996-2020 Free Software Foundation, Inc.
Contributed by Cygnus Support.
-This file is part of the GNU Simulators.
+ This file is part of GDB, the GNU debugger.
-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.
+ 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 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.
+ 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/>. */
#ifndef M32R_SIM_H
#define M32R_SIM_H
-/* gdb register numbers */
+/* GDB register numbers. */
#define PSW_REGNUM 16
#define CBR_REGNUM 17
#define SPI_REGNUM 18
#define ACC1H_REGNUM 25
#define BBPSW_REGNUM 26
#define BBPC_REGNUM 27
+#define EVB_REGNUM 28
extern int m32r_decode_gdb_ctrl_regnum (int);
FIXME: Eventually move to cgen. */
#define GET_H_SM() ((CPU (h_psw) & 0x80) != 0)
-extern SI a_m32r_h_gr_get (SIM_CPU *, UINT);
-extern void a_m32r_h_gr_set (SIM_CPU *, UINT, SI);
-extern USI a_m32r_h_cr_get (SIM_CPU *, UINT);
-extern void a_m32r_h_cr_set (SIM_CPU *, UINT, USI);
-
-extern USI m32rbf_h_cr_get_handler (SIM_CPU *, UINT);
+#ifndef GET_H_CR
+extern USI m32rbf_h_cr_get_handler (SIM_CPU *, UINT);
extern void m32rbf_h_cr_set_handler (SIM_CPU *, UINT, USI);
-extern UQI m32rbf_h_psw_get_handler (SIM_CPU *);
+#define GET_H_CR(regno) \
+ XCONCAT2 (WANT_CPU,_h_cr_get_handler) (current_cpu, (regno))
+#define SET_H_CR(regno, val) \
+ XCONCAT2 (WANT_CPU,_h_cr_set_handler) (current_cpu, (regno), (val))
+#endif
+
+#ifndef GET_H_PSW
+extern UQI m32rbf_h_psw_get_handler (SIM_CPU *);
extern void m32rbf_h_psw_set_handler (SIM_CPU *, UQI);
-extern DI m32rbf_h_accum_get_handler (SIM_CPU *);
-extern void m32rbf_h_accum_set_handler (SIM_CPU *, DI);
+#define GET_H_PSW() \
+ XCONCAT2 (WANT_CPU,_h_psw_get_handler) (current_cpu)
+#define SET_H_PSW(val) \
+ XCONCAT2 (WANT_CPU,_h_psw_set_handler) (current_cpu, (val))
+#endif
-extern USI m32rxf_h_cr_get_handler (SIM_CPU *, UINT);
-extern void m32rxf_h_cr_set_handler (SIM_CPU *, UINT, USI);
-extern UQI m32rxf_h_psw_get_handler (SIM_CPU *);
-extern void m32rxf_h_psw_set_handler (SIM_CPU *, UQI);
-extern DI m32rxf_h_accum_get_handler (SIM_CPU *);
-extern void m32rxf_h_accum_set_handler (SIM_CPU *, DI);
+#ifndef GET_H_ACCUM
+extern DI m32rbf_h_accum_get_handler (SIM_CPU *);
+extern void m32rbf_h_accum_set_handler (SIM_CPU *, DI);
-extern DI m32rxf_h_accums_get_handler (SIM_CPU *, UINT);
-extern void m32rxf_h_accums_set_handler (SIM_CPU *, UINT, DI);
+#define GET_H_ACCUM() \
+ XCONCAT2 (WANT_CPU,_h_accum_get_handler) (current_cpu)
+#define SET_H_ACCUM(val) \
+ XCONCAT2 (WANT_CPU,_h_accum_set_handler) (current_cpu, (val))
+#endif
\f
/* Misc. profile data. */
\f
/* Additional execution support. */
-/* Result of semantic function is one of
- - next address, branch only
- - NEW_PC_SKIP, sc/snc insn
- - NEW_PC_2, 2 byte non-branch non-sc/snc insn
- - NEW_PC_4, 4 byte non-branch insn
- The special values have bit 1 set so it's cheap to distinguish them.
- This works because all cti's are defined to zero the bottom two bits
- Note that the m32rx no longer doesn't implement its semantics with
- functions, so this isn't used. It's kept around should it be needed
- again. */
-/* FIXME: replace 0xffff0001 with 1? */
-#define NEW_PC_BASE 0xffff0001
-#define NEW_PC_SKIP NEW_PC_BASE
-#define NEW_PC_2 (NEW_PC_BASE + 2)
-#define NEW_PC_4 (NEW_PC_BASE + 4)
-#define NEW_PC_BRANCH_P(addr) (((addr) & 1) == 0)
-
-/* Modify "next pc" support to handle parallel execution.
- This is for the non-pbb case. The m32rx no longer implements this.
- It's kept around should it be needed again. */
-#if defined (WANT_CPU_M32RXF) && ! WITH_SCACHE_PBB_M32RXF
-#undef SEM_NEXT_VPC
-#define SEM_NEXT_VPC(abuf, len) (NEW_PC_BASE + (len))
-#undef SEM_SKIP_INSN
-#define SEM_SKIP_INSN(cpu, sc, vpcvar, yes) FIXME
-#endif
\f
/* Hardware/device support.
??? Will eventually want to move device stuff to config files. */
#define TRAP_SYSCALL 0
#define TRAP_BREAKPOINT 1
-/* Support for the MSPR register (Cache Purge Control Register)
- and the MCCR register (Cache Control Register) are needed in order for
- overlays to work correctly with the scache.
- MSPR no longer exists but is supported for upward compatibility with
- early overlay support. */
-
-/* Cache Purge Control (only exists on early versions of chips) */
-#define MSPR_ADDR 0xfffffff7
-#define MSPR_PURGE 1
-
-/* Lock Control Register (not supported) */
-#define MLCR_ADDR 0xfffffff7
-#define MLCR_LM 1
-
-/* Power Management Control Register (not supported) */
-#define MPMR_ADDR 0xfffffffb
-
-/* Cache Control Register */
-#define MCCR_ADDR 0xffffffff
-#define MCCR_CP 0x80
-/* not supported */
-#define MCCR_CM0 2
-#define MCCR_CM1 1
-
-/* Serial device addresses. */
-#ifdef M32R_EVA /* orig eva board, no longer supported */
-#define UART_INCHAR_ADDR 0xff102013
-#define UART_OUTCHAR_ADDR 0xff10200f
-#define UART_STATUS_ADDR 0xff102006
-/* Indicate ready bit is inverted. */
-#define UART_INPUT_READY0
-#else
-/* These are the values for the MSA2000 board.
- ??? Will eventually need to move this to a config file. */
-#define UART_INCHAR_ADDR 0xff004009
-#define UART_OUTCHAR_ADDR 0xff004007
-#define UART_STATUS_ADDR 0xff004002
-#endif
-
-#define UART_INPUT_READY 0x4
-#define UART_OUTPUT_READY 0x1
-
-/* Start address and length of all device support. */
-#define M32R_DEVICE_ADDR 0xff000000
-#define M32R_DEVICE_LEN 0x01000000
-
-/* sim_core_attach device argument. */
-extern device m32r_devices;
-
-/* FIXME: Temporary, until device support ready. */
-struct _device { int foo; };
-
/* Handle the trap insn. */
USI m32r_trap (SIM_CPU *, PCADDR, int);