Projet_SETI_RISC-V/riscv-gnu-toolchain/binutils/sim/testsuite/common/alu-tst.c
2023-03-06 14:48:14 +01:00

105 lines
1.8 KiB
C

#define WITH_TARGET_WORD_MSB 0
#define WITH_TARGET_WORD_BITSIZE 64
#define WITH_HOST_WORD_BITSIZE (sizeof (int) * 8)
#define WITH_TARGET_BYTE_ORDER BIG_ENDIAN /* does not matter */
#define ASSERT(EXPRESSION) \
{ \
if (!(EXPRESSION)) { \
fprintf (stderr, "%s:%d: assertion failed - %s\n", \
__FILE__, __LINE__, #EXPRESSION); \
abort (); \
} \
}
#define SIM_BITS_INLINE (INCLUDE_MODULE | INCLUDED_BY_MODULE)
#include <stdlib.h>
#include <string.h>
#define PACKAGE "sim"
#include "sim-basics.h"
#include "sim-alu.h"
#include <stdio.h>
typedef struct {
char *op;
uint64_t arg;
} alu_op;
typedef struct {
uint64_t begin;
alu_op ops[4];
uint64_t result;
int carry_borrow;
int overflow;
} alu_test;
#define MAX_INT8 UNSIGNED64 (127)
#define MIN_INT8 UNSIGNED64 (128)
#define MAX_INT16 UNSIGNED64 (32767)
#define MIN_INT16 UNSIGNED64 (32768)
#define MAX_INT32 UNSIGNED64 (0x7fffffff)
#define MIN_INT32 UNSIGNED64 (0x80000000)
#define MAX_INT64 UNSIGNED64 (0x7fffffffffffffff)
#define MIN_INT64 UNSIGNED64 (0x8000000000000000)
static void
print_hex (uint64_t val, int nr_bits)
{
switch (nr_bits)
{
case 8:
printf ("0x%02lx", (long) (uint8_t) (val));
break;
case 16:
printf ("0x%04lx", (long) (uint16_t) (val));
break;
case 32:
printf ("0x%08lx", (long) (uint32_t) (val));
break;
case 64:
printf ("0x%016llx", (long long) (uint64_t) (val));
break;
default:
abort ();
}
}
int errors = 0;
#define N 8
#include "alu-n-tst.h"
#undef N
#define N 16
#include "alu-n-tst.h"
#undef N
#define N 32
#include "alu-n-tst.h"
#undef N
#define N 64
#include "alu-n-tst.h"
#undef N
int
main ()
{
do_alu_8_tests ();
do_alu_16_tests ();
do_alu_32_tests ();
do_alu_64_tests ();
return (errors != 0);
}