1 #include <stdio.h> 2 #include <stdlib.h> 3 4 char b1[23] ="0123456789abcdefghijklm"; 5 char b2[23] ="mlkjihgfedcba9876543210"; 6 char b3[23] ="mmmmmmmmmmmmmmmmmmmmmmm"; 7 char b4[23] ="00000000000000000000000"; 8 char longbuf[17000000]; 9 10 static int clcle(unsigned long *_a1, unsigned long *_l1, unsigned long *_a3, unsigned long *_l3, char _pad) 11 { 12 register unsigned long a1 asm ("2") = *_a1; 13 register unsigned long l1 asm ("3") = *_l1; 14 register unsigned long a3 asm ("4") = *_a3; 15 register unsigned long l3 asm ("5") = *_l3; 16 register unsigned long pad asm ("6") = _pad; 17 register unsigned long cc asm ("7"); 18 19 asm volatile( "0: clcle 2,4,0(6)\n\t" 20 "jo 0b\n\t" 21 "ipm %0\n\t" 22 "srl %0,28\n\t" 23 :"=d" (cc), "+d" (a1),"+d" (l1), "+d" (a3), "+d" (l3) 24 : "d" (pad) 25 : "memory", "cc"); 26 *_a1 = a1; 27 *_a3 = a3; 28 *_l1 = l1; 29 *_l3 = l3; 30 31 return cc; 32 } 33 34 35 void testrun(void *_a1, unsigned long _l1, void *_a3, unsigned long _l3, char pad) 36 { 37 unsigned long a1,a3,l1,l3; 38 int cc; 39 40 a1 = (unsigned long) _a1; l1 = _l1; a3 = (unsigned long) _a3; l3 = _l3; 41 cc = clcle(&a1, &l1, &a3, &l3, pad); 42 printf("cc: %d, l1: %lu(%lu) l3: %lu(%lu) diff1: %lu diff3: %lu\n", 43 cc, l1, _l1, l3, _l3, a1-(unsigned long) _a1, a3-(unsigned long) _a3); 44 } 45 46 47 void multiplex(unsigned long l1, unsigned long l3, char pad) 48 { 49 testrun(b1, l1, b1, l3, pad); 50 testrun(b1, l1, b2, l3, pad); 51 testrun(b1, l1, b3, l3, pad); 52 testrun(b1, l1, b4, l3, pad); 53 testrun(b2, l1, b2, l3, pad); 54 testrun(b2, l1, b3, l3, pad); 55 testrun(b2, l1, b4, l3, pad); 56 testrun(b3, l1, b3, l3, pad); 57 testrun(b3, l1, b4, l3, pad); 58 testrun(b4, l1, b4, l3, pad); 59 } 60 61 int main() 62 { 63 multiplex(0,0,9); 64 multiplex(1,0,9); 65 multiplex(0,1,9); 66 multiplex(1,1,9); 67 multiplex(5,23,9); 68 multiplex(23,5,9); 69 testrun(longbuf,10000,longbuf,100000,0); 70 testrun(longbuf,10000,longbuf,100000,128); 71 testrun(longbuf,10000,longbuf,100000,255); 72 exit(0); 73 } 74 75
