1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
int
main(int argc, char** argv)
{
char c1;
short s1, ssf1, ssd1;
unsigned char ubs0;
signed char bs0;
unsigned char ubc0, uc2;
unsigned short us2, usf1, usd1;
int ic3, is3, sif1, sid1;
unsigned int uic4, uis4, uif1, uid1;
long slf1, sld1;
unsigned long ulf1, uld1;
float f1;
double d1;
/* Test integer to integer conversions */
c1 = (char) (argc >= 2)? atoi(argv[1]) : 0xff64; /* 100 = 'd' */
s1 = (short) (argc >= 3)? atoi(argv[2]) : -769; /* 0xf7ff = -769 */
ubc0 = (unsigned char) c1; /* 100 = 'd' */
ubs0 = (unsigned char) s1; /* 0xff = 255 */
bs0 = (signed char) s1; /* 0xff = -1 */
uc2 = (unsigned char) c1; /* 100 = 'd' */
us2 = (unsigned short) s1; /* 0xf7ff = 64767 */
ic3 = (int) c1; /* 100 = 'd' */
is3 = (int) s1; /* 0xfffff7ff = -769 */
uic4 = (unsigned int) c1; /* 100 = 'd' */
uis4 = (unsigned int) s1; /* 0xfffff7ff = 4294966527 */
printf("ubc0 = '%c'\n", ubc0);
printf("ubs0 = %u\n", ubs0);
printf("bs0 = %d\n", bs0);
printf("c1 = '%c'\n", c1);
printf("s1 = %d\n", s1);
printf("uc2 = '%c'\n", uc2);
printf("us2 = %u\n", us2);
printf("ic3 = '%c'\n", ic3);
printf("is3 = %d\n", is3);
printf("uic4 = '%c'\n", uic4);
printf("uis4 = %u\n", uis4);
/* Test floating-point to integer conversions */
f1 = (float) (argc >= 4)? atof(argv[3]) : 1.0;
d1 = (argc >= 5)? atof(argv[4]) : 2.0;
usf1 = (unsigned short) f1;
usd1 = (unsigned short) d1;
uif1 = (unsigned int) f1;
uid1 = (unsigned int) d1;
ulf1 = (unsigned long) f1;
uld1 = (unsigned long) d1;
ssf1 = (short) f1;
ssd1 = (short) d1;
sif1 = (int) f1;
sid1 = (int) d1;
slf1 = (long) f1;
sld1 = (long) d1;
printf("usf1 = %u\n", usf1);
printf("usd1 = %u\n", usd1);
printf("uif1 = %u\n", uif1);
printf("uid1 = %u\n", uid1);
printf("ulf1 = %u\n", ulf1);
printf("uld1 = %u\n", uld1);
printf("ssf1 = %d\n", ssf1);
printf("ssd1 = %d\n", ssd1);
printf("sif1 = %d\n", sif1);
printf("sid1 = %d\n", sid1);
printf("slf1 = %d\n", slf1);
printf("sld1 = %d\n", sld1);
return 0;
}
|
