1 #define WITH_TARGET_WORD_MSB 0
2 #define WITH_TARGET_WORD_BITSIZE 64
3 #define WITH_HOST_WORD_BITSIZE (sizeof (int) * 8)
4 #define WITH_TARGET_BYTE_ORDER BIG_ENDIAN /* does not matter */
5
6 #define ASSERT(EXPRESSION) \
7 { \
8 if (!(EXPRESSION)) { \
9 fprintf (stderr, "%s:%d: assertion failed - %s\n", \
10 __FILE__, __LINE__, #EXPRESSION); \
11 abort (); \
12 } \
13 }
14
15 #define SIM_BITS_INLINE (INCLUDE_MODULE | INCLUDED_BY_MODULE)
16
17 #include <stdlib.h>
18 #include <string.h>
19
20 #define PACKAGE "sim"
21
22 #include "sim-basics.h"
23
24 #include "sim-alu.h"
25
26 #include <stdio.h>
27
28 typedef struct {
29 char *op;
30 uint64_t arg;
31 } alu_op;
32
33 typedef struct {
34 uint64_t begin;
35 alu_op ops[4];
36 uint64_t result;
37 int carry_borrow;
38 int overflow;
39 } alu_test;
40
41 #define MAX_INT8 UNSIGNED64 (127)
42 #define MIN_INT8 UNSIGNED64 (128)
43
44 #define MAX_INT16 UNSIGNED64 (32767)
45 #define MIN_INT16 UNSIGNED64 (32768)
46
47 #define MAX_INT32 UNSIGNED64 (0x7fffffff)
48 #define MIN_INT32 UNSIGNED64 (0x80000000)
49
50 #define MAX_INT64 UNSIGNED64 (0x7fffffffffffffff)
51 #define MIN_INT64 UNSIGNED64 (0x8000000000000000)
52
53 static void
print_hex(uint64_t val,int nr_bits)54 print_hex (uint64_t val, int nr_bits)
55 {
56 switch (nr_bits)
57 {
58 case 8:
59 printf ("0x%02lx", (long) (uint8_t) (val));
60 break;
61 case 16:
62 printf ("0x%04lx", (long) (uint16_t) (val));
63 break;
64 case 32:
65 printf ("0x%08lx", (long) (uint32_t) (val));
66 break;
67 case 64:
68 printf ("0x%016llx", (long long) (uint64_t) (val));
69 break;
70 default:
71 abort ();
72 }
73 }
74
75
76 int errors = 0;
77
78
79 #define N 8
80 #include "alu-n-tst.h"
81 #undef N
82
83 #define N 16
84 #include "alu-n-tst.h"
85 #undef N
86
87 #define N 32
88 #include "alu-n-tst.h"
89 #undef N
90
91 #define N 64
92 #include "alu-n-tst.h"
93 #undef N
94
95
96
97 int
main()98 main ()
99 {
100 do_alu_8_tests ();
101 do_alu_16_tests ();
102 do_alu_32_tests ();
103 do_alu_64_tests ();
104 return (errors != 0);
105 }
106