44 lines
931 B
C
44 lines
931 B
C
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#include "io.h"
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int main(void)
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{
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long long rd, rs, rt, dspreg;
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long long result, dspresult;
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rs = 0x123456787FFF0000;
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rt = 0x1111111180000000;
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result = 0x23456789FFFF0000;
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dspresult = 0x0;
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__asm("addu_s.qh %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dspreg)
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: "r"(rs), "r"(rt)
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);
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dspreg = ((dspreg >> 20) & 0x01);
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if ((rd != result) || (dspreg != dspresult)) {
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printf("1 addu_s.qh error\n");
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return -1;
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}
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rs = 0x12345678FFFF0000;
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rt = 0x11111111000F0000;
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result = 0x23456789FFFF0000;
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dspresult = 0x01;
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__asm("addu_s.qh %0, %2, %3\n\t"
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"rddsp %1\n\t"
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: "=r"(rd), "=r"(dspreg)
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: "r"(rs), "r"(rt)
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);
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dspreg = ((dspreg >> 20) & 0x01);
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if ((rd != result) || (dspreg != dspresult)) {
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printf("2 addu_s.qh error\n");
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return -1;
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}
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return 0;
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}
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