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