32 lines
645 B
C
32 lines
645 B
C
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typedef unsigned long uint32;
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typedef signed long sint32;
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uint32
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ext (sint32 src, unsigned o5, unsigned w5)
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{
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return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5);
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}
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uint32
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extu (uint32 src, unsigned o5, unsigned w5)
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{
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return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5);
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}
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uint32
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mak (uint32 src, unsigned o5, unsigned w5)
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{
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return (w5 == 0) ? src << o5 : (src << (32 - w5)) >> (( - o5 - w5) & 31);
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}
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uint32
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rot (uint32 src, unsigned o5)
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{
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return (src >> o5) | (src << (( - o5) & 31));
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}
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main (int argc, char **argv)
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{
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printf ("%x\n", clr (0xffffffff, atoi (argv[2]), atoi (argv[1])));
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}
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