#define WITH_TARGET_WORD_MSB 0
|
#define WITH_TARGET_WORD_MSB 0
|
#define WITH_TARGET_WORD_BITSIZE 64
|
#define WITH_TARGET_WORD_BITSIZE 64
|
#define WITH_HOST_WORD_BITSIZE (sizeof (int) * 8)
|
#define WITH_HOST_WORD_BITSIZE (sizeof (int) * 8)
|
#define WITH_TARGET_BYTE_ORDER BIG_ENDIAN /* does not matter */
|
#define WITH_TARGET_BYTE_ORDER BIG_ENDIAN /* does not matter */
|
|
|
#define ASSERT(EXPRESSION) \
|
#define ASSERT(EXPRESSION) \
|
{ \
|
{ \
|
if (!(EXPRESSION)) { \
|
if (!(EXPRESSION)) { \
|
fprintf (stderr, "%s:%d: assertion failed - %s\n", \
|
fprintf (stderr, "%s:%d: assertion failed - %s\n", \
|
__FILE__, __LINE__, #EXPRESSION); \
|
__FILE__, __LINE__, #EXPRESSION); \
|
abort (); \
|
abort (); \
|
} \
|
} \
|
}
|
}
|
|
|
#define SIM_BITS_INLINE (INCLUDE_MODULE | INCLUDED_BY_MODULE)
|
#define SIM_BITS_INLINE (INCLUDE_MODULE | INCLUDED_BY_MODULE)
|
|
|
#include <string.h>
|
#include <string.h>
|
|
|
#include "sim-basics.h"
|
#include "sim-basics.h"
|
|
|
#include "sim-alu.h"
|
#include "sim-alu.h"
|
|
|
#include <stdio.h>
|
#include <stdio.h>
|
|
|
typedef struct {
|
typedef struct {
|
char *op;
|
char *op;
|
unsigned64 arg;
|
unsigned64 arg;
|
} alu_op;
|
} alu_op;
|
|
|
typedef struct {
|
typedef struct {
|
unsigned64 begin;
|
unsigned64 begin;
|
alu_op ops[4];
|
alu_op ops[4];
|
unsigned64 result;
|
unsigned64 result;
|
int carry_borrow;
|
int carry_borrow;
|
int overflow;
|
int overflow;
|
} alu_test;
|
} alu_test;
|
|
|
#define MAX_INT8 UNSIGNED64 (127)
|
#define MAX_INT8 UNSIGNED64 (127)
|
#define MIN_INT8 UNSIGNED64 (128)
|
#define MIN_INT8 UNSIGNED64 (128)
|
|
|
#define MAX_INT16 UNSIGNED64 (32767)
|
#define MAX_INT16 UNSIGNED64 (32767)
|
#define MIN_INT16 UNSIGNED64 (32768)
|
#define MIN_INT16 UNSIGNED64 (32768)
|
|
|
#define MAX_INT32 UNSIGNED64 (0x7fffffff)
|
#define MAX_INT32 UNSIGNED64 (0x7fffffff)
|
#define MIN_INT32 UNSIGNED64 (0x80000000)
|
#define MIN_INT32 UNSIGNED64 (0x80000000)
|
|
|
#define MAX_INT64 UNSIGNED64 (0x7fffffffffffffff)
|
#define MAX_INT64 UNSIGNED64 (0x7fffffffffffffff)
|
#define MIN_INT64 UNSIGNED64 (0x8000000000000000)
|
#define MIN_INT64 UNSIGNED64 (0x8000000000000000)
|
|
|
static void
|
static void
|
print_hex (unsigned64 val, int nr_bits)
|
print_hex (unsigned64 val, int nr_bits)
|
{
|
{
|
switch (nr_bits)
|
switch (nr_bits)
|
{
|
{
|
case 8:
|
case 8:
|
printf ("0x%02lx", (long) (unsigned8) (val));
|
printf ("0x%02lx", (long) (unsigned8) (val));
|
break;
|
break;
|
case 16:
|
case 16:
|
printf ("0x%04lx", (long) (unsigned16) (val));
|
printf ("0x%04lx", (long) (unsigned16) (val));
|
break;
|
break;
|
case 32:
|
case 32:
|
printf ("0x%08lx", (long) (unsigned32) (val));
|
printf ("0x%08lx", (long) (unsigned32) (val));
|
break;
|
break;
|
case 64:
|
case 64:
|
printf ("0x%08lx%08lx",
|
printf ("0x%08lx%08lx",
|
(long) (unsigned32) (val >> 32),
|
(long) (unsigned32) (val >> 32),
|
(long) (unsigned32) (val));
|
(long) (unsigned32) (val));
|
break;
|
break;
|
default:
|
default:
|
abort ();
|
abort ();
|
}
|
}
|
}
|
}
|
|
|
|
|
int errors = 0;
|
int errors = 0;
|
|
|
|
|
#define N 8
|
#define N 8
|
#include "alu-n-tst.h"
|
#include "alu-n-tst.h"
|
#undef N
|
#undef N
|
|
|
#define N 16
|
#define N 16
|
#include "alu-n-tst.h"
|
#include "alu-n-tst.h"
|
#undef N
|
#undef N
|
|
|
#define N 32
|
#define N 32
|
#include "alu-n-tst.h"
|
#include "alu-n-tst.h"
|
#undef N
|
#undef N
|
|
|
#define N 64
|
#define N 64
|
#include "alu-n-tst.h"
|
#include "alu-n-tst.h"
|
#undef N
|
#undef N
|
|
|
|
|
|
|
int
|
int
|
main ()
|
main ()
|
{
|
{
|
do_alu_8_tests ();
|
do_alu_8_tests ();
|
do_alu_16_tests ();
|
do_alu_16_tests ();
|
do_alu_32_tests ();
|
do_alu_32_tests ();
|
do_alu_64_tests ();
|
do_alu_64_tests ();
|
return (errors != 0);
|
return (errors != 0);
|
}
|
}
|
|
|
