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 <string.h>
18
19 #include "sim-basics.h"
20
21 #include "sim-alu.h"
22
23 #include <stdio.h>
24
25 typedef struct {
26 char *op;
27 unsigned64 arg;
28 } alu_op;
29
30 typedef struct {
31 unsigned64 begin;
32 alu_op ops[4];
33 unsigned64 result;
34 int carry_borrow;
35 int overflow;
36 } alu_test;
37
38 #define MAX_INT8 UNSIGNED64 (127)
39 #define MIN_INT8 UNSIGNED64 (128)
40
41 #define MAX_INT16 UNSIGNED64 (32767)
42 #define MIN_INT16 UNSIGNED64 (32768)
43
44 #define MAX_INT32 UNSIGNED64 (0x7fffffff)
45 #define MIN_INT32 UNSIGNED64 (0x80000000)
46
47 #define MAX_INT64 UNSIGNED64 (0x7fffffffffffffff)
48 #define MIN_INT64 UNSIGNED64 (0x8000000000000000)
49
50 static void
print_hex(unsigned64 val,int nr_bits)51 print_hex (unsigned64 val, int nr_bits)
52 {
53 switch (nr_bits)
54 {
55 case 8:
56 printf ("0x%02lx", (long) (unsigned8) (val));
57 break;
58 case 16:
59 printf ("0x%04lx", (long) (unsigned16) (val));
60 break;
61 case 32:
62 printf ("0x%08lx", (long) (unsigned32) (val));
63 break;
64 case 64:
65 printf ("0x%08lx%08lx",
66 (long) (unsigned32) (val >> 32),
67 (long) (unsigned32) (val));
68 break;
69 default:
70 abort ();
71 }
72 }
73
74
75 int errors = 0;
76
77
78 #define N 8
79 #include "alu-n-tst.h"
80 #undef N
81
82 #define N 16
83 #include "alu-n-tst.h"
84 #undef N
85
86 #define N 32
87 #include "alu-n-tst.h"
88 #undef N
89
90 #define N 64
91 #include "alu-n-tst.h"
92 #undef N
93
94
95
96 int
main()97 main ()
98 {
99 do_alu_8_tests ();
100 do_alu_16_tests ();
101 do_alu_32_tests ();
102 do_alu_64_tests ();
103 return (errors != 0);
104 }
105