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Line 10... |
#include <stdlib.h>
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#include <stdlib.h>
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#define LONGEST long long
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#define LONGEST long long
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LONGEST acc = 0;
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LONGEST acc = 0;
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#define MAC(x,y) {\
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#define MAC(x,y) {\
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PRINTF ("[%08x,%08x]\t", (unsigned long)(x), (unsigned long)(y));\
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printf ("[%08x,%08x]\t", (unsigned long)(x), (unsigned long)(y));\
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acc += (LONGEST)(x) * (LONGEST)(y);\
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acc += (LONGEST)(x) * (LONGEST)(y);\
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PRINTF ("(%08x,%08x)\n", (unsigned long)(acc >> 32), (unsigned long)(acc & 0xffffffff));\
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printf ("(%08x,%08x)\n", (unsigned long)(acc >> 32), (unsigned long)(acc & 0xffffffff));\
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}
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}
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#define MACRC (macrc())
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#define MACRC (macrc())
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static inline long macrc() {
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static inline long macrc() {
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long result = acc >> 28;
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long result = acc >> 28;
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//PRINTF ("<%08x>\n", (unsigned long)result);
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//printf ("<%08x>\n", (unsigned long)result);
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acc = 0;
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acc = 0;
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return result;
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return result;
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}
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}
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#else /* OR1K */
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#else /* OR1K */
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Line 42... |
t = a * b;
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t = a * b;
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t += 153;
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t += 153;
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a = t - a * 17;
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a = t - a * 17;
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b = t + b * 13333;
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b = t + b * 13333;
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/*PRINTF ("(%08x,%08x)", a, b);*/
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/*printf ("(%08x,%08x)", a, b);*/
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}
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}
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return a;
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return a;
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}
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}
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long test_mac (long a, long b) {
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long test_mac (long a, long b) {
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Line 61... |
a = MACRC;
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a = MACRC;
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}
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}
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MAC (a, 3);
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MAC (a, 3);
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MAC (a, 5);
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MAC (a, 5);
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MAC (a, 7);
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MAC (a, 7);
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//PRINTF ("(%08x,%08x)", a, b);
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//printf ("(%08x,%08x)", a, b);
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}
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}
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return a;
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return a;
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}
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}
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long test_mul_mac (long a, long b) {
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long test_mul_mac (long a, long b) {
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Line 83... |
a = t - a;
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a = t - a;
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b = t + a;
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b = t + a;
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} else {
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} else {
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a = MACRC;
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a = MACRC;
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}
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}
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// PRINTF ("(%08x,%08x)", a, b);
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// printf ("(%08x,%08x)", a, b);
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}
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}
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return a;
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return a;
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}
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}
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int main () {
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int main () {
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unsigned t1;
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unsigned t1;
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unsigned t2;
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unsigned t2;
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unsigned t3;
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unsigned t3;
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PRINTF ("%08x\n", MACRC);
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printf ("%08x\n", MACRC);
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MAC (888888887, 0x87654321);
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MAC (888888887, 0x87654321);
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PRINTF ("%08x\n", MACRC);
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printf ("%08x\n", MACRC);
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t1 = test_mul (888888887, 0x87654321);
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t1 = test_mul (888888887, 0x87654321);
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t2 = test_mac (888888887, 0x87654321);
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t2 = test_mac (888888887, 0x87654321);
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t3 = test_mul_mac (888888887, 0x87654321);
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t3 = test_mul_mac (888888887, 0x87654321);
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PRINTF ("%08x, expected %08x\n", t1, T1);
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printf ("%08x, expected %08x\n", t1, T1);
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PRINTF ("%08x, expected %08x\n", t2, T2);
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printf ("%08x, expected %08x\n", t2, T2);
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PRINTF ("%08x, expected %08x\n", t3, T3);
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printf ("%08x, expected %08x\n", t3, T3);
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report (t1 ^ t2 ^ t3 ^ T1 ^ T2 ^ T3 ^ 0xdeaddead);
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report (t1 ^ t2 ^ t3 ^ T1 ^ T2 ^ T3 ^ 0xdeaddead);
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if (t1 != T1 || t2 != T2 || t3 != T3) {
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if (t1 != T1 || t2 != T2 || t3 != T3) {
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PRINTF ("Test failed!\n");
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printf ("Test failed!\n");
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if (t1 != T1) exit (1);
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if (t1 != T1) exit (1);
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if (t2 != T2) exit (2);
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if (t2 != T2) exit (2);
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if (t3 != T3) exit (3);
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if (t3 != T3) exit (3);
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} else {
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} else {
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PRINTF ("Test succesful.\n");
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printf ("Test succesful.\n");
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exit (0);
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exit (0);
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}
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}
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exit (0);
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exit (0);
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}
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}
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