-#include <signal.h>
#include "sim-main.h"
#include "v850_sim.h"
#include "simops.h"
+#include <sys/types.h>
+
#ifdef HAVE_UTIME_H
#include <utime.h>
#endif
#endif
#endif
-
-
-
-
- /* FIXME - should be including a version of syscall.h that does not
- pollute the name space */
-#include "../../libgloss/v850/sys/syscall.h"
+#include "targ-vals.h"
#include "libiberty.h"
#include <sys/time.h>
#endif
-/* start-sanitize-v850e */
/* This is an array of the bit positions of registers r20 .. r31 in
that order in a prepare/dispose instruction. */
int type1_regs[12] = { 27, 26, 25, 24, 31, 30, 29, 28, 23, 22, 0, 21 };
-/* end-sanitize-v850e */
-/* start-sanitize-v850eq */
/* This is an array of the bit positions of registers r16 .. r31 in
that order in a push/pop instruction. */
int type2_regs[16] = { 3, 2, 1, 0, 27, 26, 25, 24, 31, 30, 29, 28, 23, 22, 20, 21};
/* This is an array of the bit positions of registers r1 .. r15 in
that order in a push/pop instruction. */
int type3_regs[15] = { 2, 1, 0, 27, 26, 25, 24, 31, 30, 29, 28, 23, 22, 20, 21};
-/* end-sanitize-v850eq */
#ifdef DEBUG
#ifndef SIZE_INSTRUCTION
int trace_num_values;
unsigned32 trace_pc;
const char *trace_name;
-const char *trace_module;
+int trace_module;
void
trace_pc = PC;
trace_name = name;
- trace_module = "alu";
+ trace_module = TRACE_ALU_IDX;
switch (type)
{
trace_num_values = 1;
break;
- /* start-sanitize-v850e */
case OP_BIT_CHANGE:
- /* end-sanitize-v850e */
case OP_REG_REG:
case OP_REG_REG_CMP:
trace_values[0] = State.regs[OP[1]];
int i;
for (i = 0; i < trace_num_values; i++)
{
- sprintf (chp, "%*s0x%.8lx", SIZE_VALUES - 10, "", trace_values[i]);
+ sprintf (chp, "%*s0x%.8lx", SIZE_VALUES - 10, "",
+ (long) trace_values[i]);
chp = strchr (chp, '\0');
}
while (i++ < 3)
if (has_result)
sprintf (chp, " :: 0x%.8lx", (unsigned long)result);
- trace_one_insn (simulator, STATE_CPU (simulator, 0), trace_pc,
- TRACE_LINENUM_P (STATE_CPU (simulator, 0)),
- "simops", __LINE__, trace_module,
- "%-*s -%s", SIZE_INSTRUCTION, trace_name, buf);
+ trace_generic (simulator, STATE_CPU (simulator, 0), trace_module, buf);
}
void
return 1;
}
-/* start-sanitize-v850e */
static unsigned long
Add32 (unsigned long a1, unsigned long a2, int * carry)
}
static void
-Multiply64 (boolean sign, unsigned long op0)
+Multiply64 (int sign, unsigned long op0)
{
unsigned long op1;
unsigned long lo;
return;
}
-/* end-sanitize-v850e */
\f
/* Read a null terminated string from memory, return in a buffer */
static char *
char *buf;
int nr = 0;
while (sim_core_read_1 (STATE_CPU (sd, 0),
- PC, sim_core_read_map, addr + nr) != 0)
+ PC, read_map, addr + nr) != 0)
nr++;
buf = NZALLOC (char, nr + 1);
sim_read (simulator, addr, buf, nr);
while (1)
{
unsigned32 a = sim_core_read_4 (STATE_CPU (sd, 0),
- PC, sim_core_read_map, addr + nr * 4);
+ PC, read_map, addr + nr * 4);
if (a == 0) break;
buf[nr] = fetch_str (sd, a);
nr ++;
return 4;
}
-/* divh reg1, reg2 */
-int
-OP_40 ()
-{
- unsigned int op0, op1, result, ov, s, z;
- int temp;
-
- trace_input ("divh", OP_REG_REG, 0);
-
- /* Compute the result. */
- temp = EXTEND16 (State.regs[ OP[0] ]);
- op0 = temp;
- op1 = State.regs[OP[1]];
-
- if (op0 == 0xffffffff && op1 == 0x80000000)
- {
- result = 0x80000000;
- ov = 1;
- }
- else if (op0 != 0)
- {
- result = op1 / op0;
- ov = 0;
- }
- else
- {
- result = 0x0;
- ov = 1;
- }
-
- /* Compute the condition codes. */
- z = (result == 0);
- s = (result & 0x80000000);
-
- /* Store the result and condition codes. */
- State.regs[OP[1]] = result;
- PSW &= ~(PSW_Z | PSW_S | PSW_OV);
- PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
- | (ov ? PSW_OV : 0));
- trace_output (OP_REG_REG);
-
- return 2;
-}
-
/* cmp reg, reg */
int
OP_1E0 ()
&& (op0 & 0x80000000) != (result & 0x80000000));
sat = ov;
+ /* Handle saturated results. */
+ if (sat && s)
+ {
+ /* An overflow that results in a negative result implies that we
+ became too positive. */
+ result = 0x7fffffff;
+ s = 0;
+ }
+ else if (sat)
+ {
+ /* Any other overflow must have thus been too negative. */
+ result = 0x80000000;
+ s = 1;
+ z = 0;
+ }
+
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
| (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
| (sat ? PSW_SAT : 0));
-
- /* Handle saturated results. */
- if (sat && s)
- State.regs[OP[1]] = 0x80000000;
- else if (sat)
- State.regs[OP[1]] = 0x7fffffff;
+
trace_output (OP_REG_REG);
return 2;
&& (op0 & 0x80000000) != (result & 0x80000000));
sat = ov;
+ /* Handle saturated results. */
+ if (sat && s)
+ {
+ /* An overflow that results in a negative result implies that we
+ became too positive. */
+ result = 0x7fffffff;
+ s = 0;
+ }
+ else if (sat)
+ {
+ /* Any other overflow must have thus been too negative. */
+ result = 0x80000000;
+ s = 1;
+ z = 0;
+ }
+
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
PSW |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)
| (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
| (sat ? PSW_SAT : 0));
-
- /* Handle saturated results. */
- if (sat && s)
- State.regs[OP[1]] = 0x80000000;
- else if (sat)
- State.regs[OP[1]] = 0x7fffffff;
trace_output (OP_IMM_REG);
return 2;
ov = ((op1 & 0x80000000) != (op0 & 0x80000000)
&& (op1 & 0x80000000) != (result & 0x80000000));
sat = ov;
-
+
+ /* Handle saturated results. */
+ if (sat && s)
+ {
+ /* An overflow that results in a negative result implies that we
+ became too positive. */
+ result = 0x7fffffff;
+ s = 0;
+ }
+ else if (sat)
+ {
+ /* Any other overflow must have thus been too negative. */
+ result = 0x80000000;
+ s = 1;
+ z = 0;
+ }
+
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
| (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
| (sat ? PSW_SAT : 0));
- /* Handle saturated results. */
- if (sat && s)
- State.regs[OP[1]] = 0x80000000;
- else if (sat)
- State.regs[OP[1]] = 0x7fffffff;
trace_output (OP_REG_REG);
return 2;
}
&& (op1 & 0x80000000) != (result & 0x80000000));
sat = ov;
+ /* Handle saturated results. */
+ if (sat && s)
+ {
+ /* An overflow that results in a negative result implies that we
+ became too positive. */
+ result = 0x7fffffff;
+ s = 0;
+ }
+ else if (sat)
+ {
+ /* Any other overflow must have thus been too negative. */
+ result = 0x80000000;
+ s = 1;
+ z = 0;
+ }
+
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
PSW &= ~(PSW_Z | PSW_S | PSW_CY | PSW_OV);
| (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
| (sat ? PSW_SAT : 0));
- /* Handle saturated results. */
- if (sat && s)
- State.regs[OP[1]] = 0x80000000;
- else if (sat)
- State.regs[OP[1]] = 0x7fffffff;
trace_output (OP_IMM_REG);
return 4;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (result < op0);
- ov = ((op1 & 0x80000000) != (op0 & 0x80000000)
- && (op1 & 0x80000000) != (result & 0x80000000));
+ cy = (op0 < op1);
+ ov = ((op0 & 0x80000000) != (op1 & 0x80000000)
+ && (op0 & 0x80000000) != (result & 0x80000000));
sat = ov;
+
+ /* Handle saturated results. */
+ if (sat && s)
+ {
+ /* An overflow that results in a negative result implies that we
+ became too positive. */
+ result = 0x7fffffff;
+ s = 0;
+ }
+ else if (sat)
+ {
+ /* Any other overflow must have thus been too negative. */
+ result = 0x80000000;
+ s = 1;
+ z = 0;
+ }
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
| (cy ? PSW_CY : 0) | (ov ? PSW_OV : 0)
| (sat ? PSW_SAT : 0));
- /* Handle saturated results. */
- if (sat && s)
- State.regs[OP[1]] = 0x80000000;
- else if (sat)
- State.regs[OP[1]] = 0x7fffffff;
trace_output (OP_REG_REG);
return 2;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (op0 - 1)));
+ cy = op0 ? (op1 & (1 << (op0 - 1))) : 0;
/* Store the result and condition codes. */
State.regs[ OP[1] ] = result;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (op0 - 1)));
+ cy = op0 ? (op1 & (1 << (op0 - 1))) : 0;
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (32 - op0)));
+ cy = op0 ? (op1 & (1 << (32 - op0))) : 0;
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (32 - op0)));
+ cy = op0 ? (op1 & (1 << (32 - op0))) : 0;
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (op0 - 1)));
+ cy = op0 ? (op1 & (1 << (op0 - 1))) : 0;
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
/* Compute the condition codes. */
z = (result == 0);
s = (result & 0x80000000);
- cy = (op1 & (1 << (op0 - 1)));
+ cy = op0 ? (op1 & (1 << (op0 - 1))) : 0;
/* Store the result and condition codes. */
State.regs[OP[1]] = result;
/* FIXME this should put processor into a mode where NMI still handled */
trace_output (OP_NONE);
sim_engine_halt (simulator, STATE_CPU (simulator, 0), NULL, PC,
- sim_stopped, SIGTRAP);
+ sim_stopped, SIM_SIGTRAP);
return 0;
}
#define MEMPTR(x) (map (x))
+ RETERR = 0;
+
switch (FUNC)
{
#ifdef HAVE_FORK
-#ifdef SYS_fork
- case SYS_fork:
+#ifdef TARGET_SYS_fork
+ case TARGET_SYS_fork:
RETVAL = fork ();
+ RETERR = errno;
break;
#endif
#endif
#ifdef HAVE_EXECVE
-#ifdef SYS_execv
- case SYS_execve:
+#ifdef TARGET_SYS_execv
+ case TARGET_SYS_execve:
{
char *path = fetch_str (simulator, PARM1);
char **argv = fetch_argv (simulator, PARM2);
char **envp = fetch_argv (simulator, PARM3);
RETVAL = execve (path, argv, envp);
- zfree (path);
+ free (path);
freeargv (argv);
freeargv (envp);
+ RETERR = errno;
break;
}
#endif
#endif
#if HAVE_EXECV
-#ifdef SYS_execv
- case SYS_execv:
+#ifdef TARGET_SYS_execv
+ case TARGET_SYS_execv:
{
char *path = fetch_str (simulator, PARM1);
char **argv = fetch_argv (simulator, PARM2);
RETVAL = execv (path, argv);
- zfree (path);
+ free (path);
freeargv (argv);
+ RETERR = errno;
break;
}
#endif
#endif
#if 0
-#ifdef SYS_pipe
- case SYS_pipe:
+#ifdef TARGET_SYS_pipe
+ case TARGET_SYS_pipe:
{
reg_t buf;
int host_fd[2];
SW (buf, host_fd[0]);
buf += sizeof(uint16);
SW (buf, host_fd[1]);
+ RETERR = errno;
}
break;
#endif
#endif
#if 0
-#ifdef SYS_wait
- case SYS_wait:
+#ifdef TARGET_SYS_wait
+ case TARGET_SYS_wait:
{
int status;
RETVAL = wait (&status);
SW (PARM1, status);
+ RETERR = errno;
}
break;
#endif
#endif
-#ifdef SYS_read
- case SYS_read:
+#ifdef TARGET_SYS_read
+ case TARGET_SYS_read:
{
char *buf = zalloc (PARM3);
RETVAL = sim_io_read (simulator, PARM1, buf, PARM3);
sim_write (simulator, PARM2, buf, PARM3);
- zfree (buf);
+ free (buf);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
break;
}
#endif
-#ifdef SYS_write
- case SYS_write:
+#ifdef TARGET_SYS_write
+ case TARGET_SYS_write:
{
char *buf = zalloc (PARM3);
sim_read (simulator, PARM2, buf, PARM3);
RETVAL = sim_io_write_stdout (simulator, buf, PARM3);
else
RETVAL = sim_io_write (simulator, PARM1, buf, PARM3);
- zfree (buf);
+ free (buf);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
break;
}
#endif
-#ifdef SYS_lseek
- case SYS_lseek:
+#ifdef TARGET_SYS_lseek
+ case TARGET_SYS_lseek:
RETVAL = sim_io_lseek (simulator, PARM1, PARM2, PARM3);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
break;
#endif
-#ifdef SYS_close
- case SYS_close:
+#ifdef TARGET_SYS_close
+ case TARGET_SYS_close:
RETVAL = sim_io_close (simulator, PARM1);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
break;
#endif
-#ifdef SYS_open
- case SYS_open:
+#ifdef TARGET_SYS_open
+ case TARGET_SYS_open:
{
char *buf = fetch_str (simulator, PARM1);
RETVAL = sim_io_open (simulator, buf, PARM2);
- zfree (buf);
+ free (buf);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
break;
}
#endif
-#ifdef SYS_exit
- case SYS_exit:
+#ifdef TARGET_SYS_exit
+ case TARGET_SYS_exit:
if ((PARM1 & 0xffff0000) == 0xdead0000 && (PARM1 & 0xffff) != 0)
/* get signal encoded by kill */
sim_engine_halt (simulator, STATE_CPU (simulator, 0), NULL, PC,
else if (PARM1 == 0xdead)
/* old libraries */
sim_engine_halt (simulator, STATE_CPU (simulator, 0), NULL, PC,
- sim_exited, SIGABRT);
+ sim_stopped, SIM_SIGABRT);
else
/* PARM1 has exit status */
sim_engine_halt (simulator, STATE_CPU (simulator, 0), NULL, PC,
break;
#endif
-#if !defined(__GO32__) && !defined(_WIN32)
-#ifdef SYS_stat
- case SYS_stat: /* added at hmsi */
+#ifdef TARGET_SYS_stat
+ case TARGET_SYS_stat: /* added at hmsi */
/* stat system call */
{
struct stat host_stat;
reg_t buf;
char *path = fetch_str (simulator, PARM1);
- RETVAL = stat (path, &host_stat);
+ RETVAL = sim_io_stat (simulator, path, &host_stat);
- zfree (path);
+ free (path);
buf = PARM2;
/* Just wild-assed guesses. */
store_mem (buf + 20, 4, host_stat.st_atime);
store_mem (buf + 28, 4, host_stat.st_mtime);
store_mem (buf + 36, 4, host_stat.st_ctime);
+
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
}
break;
#endif
+
+#ifdef TARGET_SYS_fstat
+ case TARGET_SYS_fstat:
+ /* fstat system call */
+ {
+ struct stat host_stat;
+ reg_t buf;
+
+ RETVAL = sim_io_fstat (simulator, PARM1, &host_stat);
+
+ buf = PARM2;
+
+ /* Just wild-assed guesses. */
+ store_mem (buf, 2, host_stat.st_dev);
+ store_mem (buf + 2, 2, host_stat.st_ino);
+ store_mem (buf + 4, 4, host_stat.st_mode);
+ store_mem (buf + 8, 2, host_stat.st_nlink);
+ store_mem (buf + 10, 2, host_stat.st_uid);
+ store_mem (buf + 12, 2, host_stat.st_gid);
+ store_mem (buf + 14, 2, host_stat.st_rdev);
+ store_mem (buf + 16, 4, host_stat.st_size);
+ store_mem (buf + 20, 4, host_stat.st_atime);
+ store_mem (buf + 28, 4, host_stat.st_mtime);
+ store_mem (buf + 36, 4, host_stat.st_ctime);
+
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
+ }
+ break;
+#endif
+
+#ifdef TARGET_SYS_rename
+ case TARGET_SYS_rename:
+ {
+ char *oldpath = fetch_str (simulator, PARM1);
+ char *newpath = fetch_str (simulator, PARM2);
+ RETVAL = sim_io_rename (simulator, oldpath, newpath);
+ free (oldpath);
+ free (newpath);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
+ }
+ break;
+#endif
+
+#ifdef TARGET_SYS_unlink
+ case TARGET_SYS_unlink:
+ {
+ char *path = fetch_str (simulator, PARM1);
+ RETVAL = sim_io_unlink (simulator, path);
+ free (path);
+ if ((int) RETVAL < 0)
+ RETERR = sim_io_get_errno (simulator);
+ }
+ break;
#endif
#ifdef HAVE_CHOWN
-#ifdef SYS_chown
- case SYS_chown:
+#ifdef TARGET_SYS_chown
+ case TARGET_SYS_chown:
{
char *path = fetch_str (simulator, PARM1);
RETVAL = chown (path, PARM2, PARM3);
- zfree (path);
+ free (path);
+ RETERR = errno;
}
break;
#endif
#endif
#if HAVE_CHMOD
-#ifdef SYS_chmod
- case SYS_chmod:
+#ifdef TARGET_SYS_chmod
+ case TARGET_SYS_chmod:
{
char *path = fetch_str (simulator, PARM1);
RETVAL = chmod (path, PARM2);
- zfree (path);
+ free (path);
+ RETERR = errno;
}
break;
#endif
#endif
-#ifdef SYS_time
+#ifdef TARGET_SYS_time
#if HAVE_TIME
- case SYS_time:
+ case TARGET_SYS_time:
{
time_t now;
RETVAL = time (&now);
store_mem (PARM1, 4, now);
+ RETERR = errno;
}
break;
#endif
#endif
#if !defined(__GO32__) && !defined(_WIN32)
-#ifdef SYS_times
- case SYS_times:
+#ifdef TARGET_SYS_times
+ case TARGET_SYS_times:
{
struct tms tms;
RETVAL = times (&tms);
store_mem (PARM1 + 4, 4, tms.tms_stime);
store_mem (PARM1 + 8, 4, tms.tms_cutime);
store_mem (PARM1 + 12, 4, tms.tms_cstime);
+ reterr = errno;
break;
}
#endif
#endif
-#ifdef SYS_gettimeofday
+#ifdef TARGET_SYS_gettimeofday
#if !defined(__GO32__) && !defined(_WIN32)
- case SYS_gettimeofday:
+ case TARGET_SYS_gettimeofday:
{
struct timeval t;
struct timezone tz;
store_mem (PARM1 + 4, 4, t.tv_usec);
store_mem (PARM2, 4, tz.tz_minuteswest);
store_mem (PARM2 + 4, 4, tz.tz_dsttime);
+ RETERR = errno;
break;
}
#endif
#endif
-#ifdef SYS_utime
+#ifdef TARGET_SYS_utime
#if HAVE_UTIME
- case SYS_utime:
+ case TARGET_SYS_utime:
{
/* Cast the second argument to void *, to avoid type mismatch
if a prototype is present. */
default:
abort ();
}
- RETERR = errno;
errno = save_errno;
return 4;
ECR |= 0x40 + OP[0];
/* Flag that we are now doing exception processing. */
PSW |= PSW_EP | PSW_ID;
- PC = ((OP[0] < 0x10) ? 0x40 : 0x50) - 4;
+ PC = (OP[0] < 0x10) ? 0x40 : 0x50;
return 0;
}
}
-/* start-sanitize-v850e */
/* tst1 reg2, [reg1] */
int
OP_E607E0 (void)
temp = load_mem (State.regs[ OP[0] ], 1);
PSW &= ~PSW_Z;
- if ((temp & (1 << State.regs[ OP[1] & 0x7 ])) == 0)
+ if ((temp & (1 << (State.regs[ OP[1] ] & 0x7))) == 0)
PSW |= PSW_Z;
trace_output (OP_BIT);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* mulu reg1, reg2, reg3 */
int
OP_22207E0 (void)
{
trace_input ("mulu", OP_REG_REG_REG, 0);
- Multiply64 (false, State.regs[ OP[0] ]);
+ Multiply64 (0, State.regs[ OP[0] ]);
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
-
#define BIT_CHANGE_OP( name, binop ) \
unsigned int bit; \
unsigned int temp; \
\
trace_input (name, OP_BIT_CHANGE, 0); \
\
- bit = 1 << State.regs[ OP[1] & 0x7 ]; \
+ bit = 1 << (State.regs[ OP[1] ] & 0x7); \
temp = load_mem (State.regs[ OP[0] ], 1); \
\
PSW &= ~PSW_Z; \
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850eq */
-/* This function is courtesy of Sugimoto at NEC, via Seow Tan (Soew_Tan@el.nec.com) */
+
+/* This function is courtesy of Sugimoto at NEC, via Seow Tan
+ (Soew_Tan@el.nec.com) */
void
divun
(
unsigned int N,
unsigned long int als,
unsigned long int sfi,
- unsigned long int * quotient_ptr,
- unsigned long int * remainder_ptr,
- boolean * overflow_ptr
+ unsigned32 /*unsigned long int*/ * quotient_ptr,
+ unsigned32 /*unsigned long int*/ * remainder_ptr,
+ int * overflow_ptr
)
{
unsigned long ald = sfi >> (N - 1);
unsigned int N,
unsigned long int als,
unsigned long int sfi,
- signed long int * quotient_ptr,
- signed long int * remainder_ptr,
- boolean * overflow_ptr
+ signed32 /*signed long int*/ * quotient_ptr,
+ signed32 /*signed long int*/ * remainder_ptr,
+ int * overflow_ptr
)
{
unsigned long ald = (signed long) sfi >> (N - 1);
int
OP_1C207E0 (void)
{
- unsigned long int quotient;
- unsigned long int remainder;
+ unsigned32 /*unsigned long int*/ quotient;
+ unsigned32 /*unsigned long int*/ remainder;
unsigned long int divide_by;
unsigned long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
unsigned int imm5;
trace_input ("sdivun", OP_IMM_REG_REG_REG, 0);
int
OP_1C007E0 (void)
{
- signed long int quotient;
- signed long int remainder;
+ signed32 /*signed long int*/ quotient;
+ signed32 /*signed long int*/ remainder;
signed long int divide_by;
signed long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
unsigned int imm5;
trace_input ("sdivn", OP_IMM_REG_REG_REG, 0);
imm5 = 32 - ((OP[3] & 0x3c0000) >> 17);
- divide_by = State.regs[ OP[0] ];
- divide_this = State.regs[ OP[1] ] << imm5;
+ divide_by = (signed32) State.regs[ OP[0] ];
+ divide_this = (signed32) (State.regs[ OP[1] ] << imm5);
divn (imm5, divide_by, divide_this, & quotient, & remainder, & overflow);
int
OP_18207E0 (void)
{
- unsigned long int quotient;
- unsigned long int remainder;
+ unsigned32 /*unsigned long int*/ quotient;
+ unsigned32 /*unsigned long int*/ remainder;
unsigned long int divide_by;
unsigned long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
unsigned int imm5;
trace_input ("sdivhun", OP_IMM_REG_REG_REG, 0);
int
OP_18007E0 (void)
{
- signed long int quotient;
- signed long int remainder;
+ signed32 /*signed long int*/ quotient;
+ signed32 /*signed long int*/ remainder;
signed long int divide_by;
signed long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
unsigned int imm5;
trace_input ("sdivhn", OP_IMM_REG_REG_REG, 0);
imm5 = 32 - ((OP[3] & 0x3c0000) >> 17);
divide_by = EXTEND16 (State.regs[ OP[0] ]);
- divide_this = State.regs[ OP[1] ] << imm5;
+ divide_this = (signed32) (State.regs[ OP[1] ] << imm5);
divn (imm5, divide_by, divide_this, & quotient, & remainder, & overflow);
return 4;
}
-/* end-sanitize-v850eq */
-/* start-sanitize-v850e */
/* divu reg1, reg2, reg3 */
int
OP_2C207E0 (void)
unsigned long int remainder;
unsigned long int divide_by;
unsigned long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
trace_input ("divu", OP_REG_REG_REG, 0);
if (divide_by == 0)
{
- overflow = true;
- divide_by = 1;
+ PSW |= PSW_OV;
}
+ else
+ {
+ State.regs[ OP[1] ] = quotient = divide_this / divide_by;
+ State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
- State.regs[ OP[1] ] = quotient = divide_this / divide_by;
- State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
+ /* Set condition codes. */
+ PSW &= ~(PSW_Z | PSW_S | PSW_OV);
- /* Set condition codes. */
- PSW &= ~(PSW_Z | PSW_S | PSW_OV);
-
- if (overflow) PSW |= PSW_OV;
- if (quotient == 0) PSW |= PSW_Z;
- if (quotient & 0x80000000) PSW |= PSW_S;
+ if (overflow) PSW |= PSW_OV;
+ if (quotient == 0) PSW |= PSW_Z;
+ if (quotient & 0x80000000) PSW |= PSW_S;
+ }
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* div reg1, reg2, reg3 */
int
OP_2C007E0 (void)
signed long int remainder;
signed long int divide_by;
signed long int divide_this;
- boolean overflow = false;
trace_input ("div", OP_REG_REG_REG, 0);
/* Compute the result. */
- divide_by = State.regs[ OP[0] ];
+ divide_by = (signed32) State.regs[ OP[0] ];
divide_this = State.regs[ OP[1] ];
- if (divide_by == 0 || (divide_by == -1 && divide_this == (1 << 31)))
+ if (divide_by == 0)
{
- overflow = true;
- divide_by = 1;
+ PSW |= PSW_OV;
+ }
+ else if (divide_by == -1 && divide_this == (1L << 31))
+ {
+ PSW &= ~PSW_Z;
+ PSW |= PSW_OV | PSW_S;
+ State.regs[ OP[1] ] = (1 << 31);
+ State.regs[ OP[2] >> 11 ] = 0;
+ }
+ else
+ {
+ divide_this = (signed32) divide_this;
+ State.regs[ OP[1] ] = quotient = divide_this / divide_by;
+ State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
+
+ /* Set condition codes. */
+ PSW &= ~(PSW_Z | PSW_S | PSW_OV);
+
+ if (quotient == 0) PSW |= PSW_Z;
+ if (quotient < 0) PSW |= PSW_S;
}
-
- State.regs[ OP[1] ] = quotient = divide_this / divide_by;
- State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
-
- /* Set condition codes. */
- PSW &= ~(PSW_Z | PSW_S | PSW_OV);
-
- if (overflow) PSW |= PSW_OV;
- if (quotient == 0) PSW |= PSW_Z;
- if (quotient < 0) PSW |= PSW_S;
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* divhu reg1, reg2, reg3 */
int
OP_28207E0 (void)
unsigned long int remainder;
unsigned long int divide_by;
unsigned long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
trace_input ("divhu", OP_REG_REG_REG, 0);
if (divide_by == 0)
{
- overflow = true;
- divide_by = 1;
+ PSW |= PSW_OV;
}
+ else
+ {
+ State.regs[ OP[1] ] = quotient = divide_this / divide_by;
+ State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
- State.regs[ OP[1] ] = quotient = divide_this / divide_by;
- State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
-
- /* Set condition codes. */
- PSW &= ~(PSW_Z | PSW_S | PSW_OV);
+ /* Set condition codes. */
+ PSW &= ~(PSW_Z | PSW_S | PSW_OV);
- if (overflow) PSW |= PSW_OV;
- if (quotient == 0) PSW |= PSW_Z;
- if (quotient & 0x80000000) PSW |= PSW_S;
+ if (overflow) PSW |= PSW_OV;
+ if (quotient == 0) PSW |= PSW_Z;
+ if (quotient & 0x80000000) PSW |= PSW_S;
+ }
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* divh reg1, reg2, reg3 */
int
OP_28007E0 (void)
signed long int remainder;
signed long int divide_by;
signed long int divide_this;
- boolean overflow = false;
+ int overflow = 0;
trace_input ("divh", OP_REG_REG_REG, 0);
/* Compute the result. */
- divide_by = State.regs[ OP[0] ];
- divide_this = EXTEND16 (State.regs[ OP[1] ]);
+ divide_by = EXTEND16 (State.regs[ OP[0] ]);
+ divide_this = State.regs[ OP[1] ];
- if (divide_by == 0 || (divide_by == -1 && divide_this == (1 << 31)))
+ if (divide_by == 0)
{
- overflow = true;
- divide_by = 1;
+ PSW |= PSW_OV;
}
+ else if (divide_by == -1 && divide_this == (1L << 31))
+ {
+ PSW &= ~PSW_Z;
+ PSW |= PSW_OV | PSW_S;
+ State.regs[ OP[1] ] = (1 << 31);
+ State.regs[ OP[2] >> 11 ] = 0;
+ }
+ else
+ {
+ divide_this = (signed32) divide_this;
+ State.regs[ OP[1] ] = quotient = divide_this / divide_by;
+ State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
- State.regs[ OP[1] ] = quotient = divide_this / divide_by;
- State.regs[ OP[2] >> 11 ] = remainder = divide_this % divide_by;
-
- /* Set condition codes. */
- PSW &= ~(PSW_Z | PSW_S | PSW_OV);
+ /* Set condition codes. */
+ PSW &= ~(PSW_Z | PSW_S | PSW_OV);
- if (overflow) PSW |= PSW_OV;
- if (quotient == 0) PSW |= PSW_Z;
- if (quotient < 0) PSW |= PSW_S;
+ if (quotient == 0) PSW |= PSW_Z;
+ if (quotient < 0) PSW |= PSW_S;
+ }
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* mulu imm9, reg2, reg3 */
int
OP_24207E0 (void)
{
trace_input ("mulu", OP_IMM_REG_REG, 0);
- Multiply64 (false, (OP[3] & 0x1f) | ((OP[3] >> 13) & 0x1e0));
+ Multiply64 (0, (OP[3] & 0x1f) | ((OP[3] >> 13) & 0x1e0));
trace_output (OP_IMM_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* mul imm9, reg2, reg3 */
int
OP_24007E0 (void)
{
trace_input ("mul", OP_IMM_REG_REG, 0);
- Multiply64 (true, (OP[3] & 0x1f) | ((OP[3] >> 13) & 0x1e0));
+ Multiply64 (1, SEXT9 ((OP[3] & 0x1f) | ((OP[3] >> 13) & 0x1e0)));
trace_output (OP_IMM_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* ld.hu */
int
OP_107E0 (void)
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
+
/* ld.bu */
int
OP_10780 (void)
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850e */
/* mul reg1, reg2, reg3 */
int
OP_22007E0 (void)
{
trace_input ("mul", OP_REG_REG_REG, 0);
- Multiply64 (true, State.regs[ OP[0] ]);
+ Multiply64 (1, State.regs[ OP[0] ]);
trace_output (OP_REG_REG_REG);
return 4;
}
-/* end-sanitize-v850e */
-/* start-sanitize-v850eq */
-
/* popmh list18 */
int
OP_307F0 (void)
return 4;
}
-/* end-sanitize-v850eq */