1 typedef unsigned long uint32;
2 typedef signed long sint32;
3
4 uint32
ext(sint32 src,unsigned o5,unsigned w5)5 ext (sint32 src, unsigned o5, unsigned w5)
6 {
7 return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5);
8 }
9
10 uint32
extu(uint32 src,unsigned o5,unsigned w5)11 extu (uint32 src, unsigned o5, unsigned w5)
12 {
13 return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5);
14 }
15
16 uint32
mak(uint32 src,unsigned o5,unsigned w5)17 mak (uint32 src, unsigned o5, unsigned w5)
18 {
19 return (w5 == 0) ? src << o5 : (src << (32 - w5)) >> (( - o5 - w5) & 31);
20 }
21
22 uint32
rot(uint32 src,unsigned o5)23 rot (uint32 src, unsigned o5)
24 {
25 return (src >> o5) | (src << (( - o5) & 31));
26 }
27
main(int argc,char ** argv)28 main (int argc, char **argv)
29 {
30 printf ("%x\n", clr (0xffffffff, atoi (argv[2]), atoi (argv[1])));
31 }
32