-/*
- * This file is part of SIS.
- *
- * ERC32SIM, SPARC instruction simulator. Copyright (C) 1995 Jiri Gaisler,
- * European Space Agency
- *
- * 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 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., 675
- * Mass Ave, Cambridge, MA 02139, USA.
- *
- */
+/* Copyright (C) 1995-2022 Free Software Foundation, Inc.
-#include "ansidecl.h"
-#include "gdb/callback.h"
-#include "gdb/remote-sim.h"
+ 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.
-#include "end.h"
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include "ansidecl.h"
+#include "sim/callback.h"
+#include "sim/sim.h"
+#include <sim-config.h>
+#include <stdint.h>
+#include "dis-asm.h"
+
+#if HOST_BYTE_ORDER == BIG_ENDIAN
+#define HOST_BIG_ENDIAN
+#define EBT 0
+#else
+#define HOST_LITTLE_ENDIAN
+#define EBT 3
+#endif
#define I_ACC_EXC 1
/* type definitions */
-typedef short int int16; /* 16-bit signed int */
-typedef unsigned short int uint16; /* 16-bit unsigned int */
-typedef int int32; /* 32-bit signed int */
-typedef unsigned int uint32; /* 32-bit unsigned int */
typedef float float32; /* 32-bit float */
typedef double float64; /* 64-bit float */
-/* FIXME: what about host compilers that don't support 64-bit ints? */
-typedef unsigned long long uint64; /* 64-bit unsigned int */
-typedef long long int64; /* 64-bit signed int */
-
-#define UINT64_MAX 18446744073709551615ULL
-
struct pstate {
float64 fd[16]; /* FPU registers */
-#ifdef HOST_LITTLE_ENDIAN_FLOAT
+#ifdef HOST_LITTLE_ENDIAN
float32 fs[32];
float32 *fdp;
#else
float32 *fs;
#endif
- int32 *fsi;
- uint32 fsr;
- int32 fpstate;
- uint32 fpq[FPUQN * 2];
- uint32 fpqn;
- uint32 ftime;
- uint32 flrd;
- uint32 frd;
- uint32 frs1;
- uint32 frs2;
- uint32 fpu_pres; /* FPU present (0 = No, 1 = Yes) */
-
- uint32 psr; /* IU registers */
- uint32 tbr;
- uint32 wim;
- uint32 g[8];
- uint32 r[128];
- uint32 y;
- uint32 asr17; /* Single vector trapping */
- uint32 pc, npc;
-
-
- uint32 trap; /* Current trap type */
- uint32 annul; /* Instruction annul */
- uint32 data; /* Loaded data */
- uint32 inst; /* Current instruction */
- uint32 asi; /* Current ASI */
- uint32 err_mode; /* IU error mode */
- uint32 breakpoint;
- uint32 bptnum;
- uint32 bphit;
- uint32 bpts[BPT_MAX]; /* Breakpoints */
-
- uint32 ltime; /* Load interlock time */
- uint32 hold; /* IU hold cycles in current inst */
- uint32 fhold; /* FPU hold cycles in current inst */
- uint32 icnt; /* Instruction cycles in curr inst */
-
- uint32 histlen; /* Trace history management */
- uint32 histind;
+ int32_t *fsi;
+ uint32_t fsr;
+ int32_t fpstate;
+ uint32_t fpq[FPUQN * 2];
+ uint32_t fpqn;
+ uint32_t ftime;
+ uint32_t flrd;
+ uint32_t frd;
+ uint32_t frs1;
+ uint32_t frs2;
+ uint32_t fpu_pres; /* FPU present (0 = No, 1 = Yes) */
+
+ uint32_t psr; /* IU registers */
+ uint32_t tbr;
+ uint32_t wim;
+ uint32_t g[8];
+ uint32_t r[128];
+ uint32_t y;
+ uint32_t asr17; /* Single vector trapping */
+ uint32_t pc, npc;
+
+
+ uint32_t trap; /* Current trap type */
+ uint32_t annul; /* Instruction annul */
+ uint32_t data; /* Loaded data */
+ uint32_t inst; /* Current instruction */
+ uint32_t asi; /* Current ASI */
+ uint32_t err_mode; /* IU error mode */
+ uint32_t breakpoint;
+ uint32_t bptnum;
+ uint32_t bphit;
+ uint32_t bpts[BPT_MAX]; /* Breakpoints */
+
+ uint32_t ltime; /* Load interlock time */
+ uint32_t hold; /* IU hold cycles in current inst */
+ uint32_t fhold; /* FPU hold cycles in current inst */
+ uint32_t icnt; /* Instruction cycles in curr inst */
+
+ uint32_t histlen; /* Trace history management */
+ uint32_t histind;
struct histype *histbuf;
float32 freq; /* Simulated processor frequency */
- uint64 tottime;
- uint64 ninst;
- uint64 fholdt;
- uint64 holdt;
- uint64 icntt;
- uint64 finst;
- uint64 simstart;
- uint64 starttime;
- uint64 tlimit; /* Simulation time limit */
- uint64 pwdtime; /* Cycles in power-down mode */
- uint64 nstore; /* Number of load instructions */
- uint64 nload; /* Number of store instructions */
- uint64 nannul; /* Number of annuled instructions */
- uint64 nbranch; /* Number of branch instructions */
- uint32 ildreg; /* Destination of last load instruction */
- uint64 ildtime; /* Last time point for load dependency */
+ double tottime;
+ uint64_t ninst;
+ uint64_t fholdt;
+ uint64_t holdt;
+ uint64_t icntt;
+ uint64_t finst;
+ uint64_t simstart;
+ double starttime;
+ uint64_t tlimit; /* Simulation time limit */
+ uint64_t pwdtime; /* Cycles in power-down mode */
+ uint64_t nstore; /* Number of load instructions */
+ uint64_t nload; /* Number of store instructions */
+ uint64_t nannul; /* Number of annuled instructions */
+ uint64_t nbranch; /* Number of branch instructions */
+ uint32_t ildreg; /* Destination of last load instruction */
+ uint64_t ildtime; /* Last time point for load dependency */
int rett_err; /* IU in jmpl/restore error state (Rev.0) */
int jmpltime;
struct evcell {
void (*cfunc) ();
- int32 arg;
- uint64 time;
+ int32_t arg;
+ uint64_t time;
struct evcell *nxt;
};
struct estate {
struct evcell eq;
struct evcell *freeq;
- uint64 simtime;
+ uint64_t simtime;
};
struct irqcell {
void (*callback) ();
- int32 arg;
+ int32_t arg;
};
/* Prototypes */
/* erc32.c */
-extern void init_sim PARAMS ((void));
-extern void reset PARAMS ((void));
-extern void error_mode PARAMS ((uint32 pc));
-extern void sim_halt PARAMS ((void));
-extern void exit_sim PARAMS ((void));
-extern void init_stdio PARAMS ((void));
-extern void restore_stdio PARAMS ((void));
-extern int memory_read PARAMS ((int32 asi, uint32 addr, uint32 *data,
- int32 sz, int32 *ws));
-extern int memory_write PARAMS ((int32 asi, uint32 addr, uint32 *data,
- int32 sz, int32 *ws));
-extern int sis_memory_write PARAMS ((uint32 addr,
- const unsigned char *data, uint32 length));
-extern int sis_memory_read PARAMS ((uint32 addr, char *data,
- uint32 length));
+extern void init_sim (void);
+extern void reset (void);
+extern void error_mode (uint32_t pc);
+extern void sim_halt (void);
+extern void exit_sim (void);
+extern void init_stdio (void);
+extern void restore_stdio (void);
+extern int memory_iread (uint32_t addr, uint32_t *data, uint32_t *ws);
+extern int memory_read (int32_t asi, uint32_t addr, void *data,
+ int32_t sz, int32_t *ws);
+extern int memory_write (int32_t asi, uint32_t addr, uint32_t *data,
+ int32_t sz, int32_t *ws);
+extern int sis_memory_write (uint32_t addr,
+ const void *data, uint32_t length);
+extern int sis_memory_read (uint32_t addr, void *data,
+ uint32_t length);
+extern void boot_init (void);
/* func.c */
-extern void set_regi PARAMS ((struct pstate *sregs, int32 reg,
- uint32 rval));
-extern void get_regi PARAMS ((struct pstate *sregs, int32 reg, char *buf));
-extern int exec_cmd PARAMS ((struct pstate *sregs, char *cmd));
-extern void reset_stat PARAMS ((struct pstate *sregs));
-extern void show_stat PARAMS ((struct pstate *sregs));
-extern void init_bpt PARAMS ((struct pstate *sregs));
-extern void init_signals PARAMS ((void));
+extern struct pstate sregs;
+extern void set_regi (struct pstate *sregs, int32_t reg,
+ uint32_t rval);
+extern void get_regi (struct pstate *sregs, int32_t reg, unsigned char *buf);
+extern int exec_cmd (struct pstate *sregs, const char *cmd);
+extern void reset_stat (struct pstate *sregs);
+extern void show_stat (struct pstate *sregs);
+extern void init_bpt (struct pstate *sregs);
+extern void init_signals (void);
struct disassemble_info;
-extern void dis_mem PARAMS ((uint32 addr, uint32 len,
- struct disassemble_info *info));
-extern void event PARAMS ((void (*cfunc) (), int32 arg, uint64 delta));
-extern void set_int PARAMS ((int32 level, void (*callback) (), int32 arg));
-extern void advance_time PARAMS ((struct pstate *sregs));
-extern uint32 now PARAMS ((void));
-extern int wait_for_irq PARAMS ((void));
-extern int check_bpt PARAMS ((struct pstate *sregs));
-extern void reset_all PARAMS ((void));
-extern void sys_reset PARAMS ((void));
-extern void sys_halt PARAMS ((void));
-extern int bfd_load PARAMS ((char *fname));
+extern void dis_mem (uint32_t addr, uint32_t len,
+ struct disassemble_info *info);
+extern void event (void (*cfunc) (), int32_t arg, uint64_t delta);
+extern void set_int (int32_t level, void (*callback) (), int32_t arg);
+extern void advance_time (struct pstate *sregs);
+extern uint32_t now (void);
+extern int wait_for_irq (void);
+extern int check_bpt (struct pstate *sregs);
+extern void reset_all (void);
+extern void sys_reset (void);
+extern void sys_halt (void);
+extern int bfd_load (const char *fname);
+extern double get_time (void);
/* exec.c */
-extern int dispatch_instruction PARAMS ((struct pstate *sregs));
-extern int execute_trap PARAMS ((struct pstate *sregs));
-extern int check_interrupts PARAMS ((struct pstate *sregs));
-extern void init_regs PARAMS ((struct pstate *sregs));
+extern int dispatch_instruction (struct pstate *sregs);
+extern int execute_trap (struct pstate *sregs);
+extern int check_interrupts (struct pstate *sregs);
+extern void init_regs (struct pstate *sregs);
/* interf.c */
-extern int run_sim PARAMS ((struct pstate *sregs,
- uint64 icount, int dis));
+extern int run_sim (struct pstate *sregs,
+ uint64_t icount, int dis);
+extern int fprintf_styled (void *stream, enum disassembler_style style,
+ const char *fmt, ...) ATTRIBUTE_PRINTF (3, 4);
/* float.c */
-extern int get_accex PARAMS ((void));
-extern void clear_accex PARAMS ((void));
-extern void set_fsr PARAMS ((uint32 fsr));
+extern int get_accex (void);
+extern void clear_accex (void);
+extern void set_fsr (uint32_t fsr);
/* help.c */
-extern void usage PARAMS ((void));
-extern void gen_help PARAMS ((void));
+extern void usage (void);
+extern void gen_help (void);
projects / binutils-gdb.git / blobdiff