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Fix for __cast_uitofp

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This commit is contained in:
Vsevolod Livinskiy
2014-11-13 20:21:02 +04:00
parent 8f68769af8
commit 37a4362417
1 changed files with 22 additions and 3 deletions
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25
examples/intrinsics/knc.h
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@@ -348,7 +348,7 @@ inline std::ostream &operator<<(std::ostream &out, const __vec16_i64 &v)
uint32_t *ptr = (uint32_t*)&v;
for (int i=0;i<16;i++) {
uint64_t val = (uint64_t(ptr[i])<<32)+ptr[i+16];
out << (i!=0?",":"") << std::dec << std::setw(8) << ((int)val) << std::dec;
out << (i!=0?",":"") << std::dec << std::setw(8) << ((int64_t)val) << std::dec;
}
out << "]" << std::flush;
return out;
@@ -1684,12 +1684,31 @@ static FORCEINLINE __vec16_f __cast_uitofp(__vec16_f, __vec16_i64 val) {
__m512i tmp2;
hilo2zmm(val, tmp1, tmp2);
__vec16_f ret;
// Cycles don't work. I don't know why.
/*
for (int i = 0; i < 8; i++) {
((float*)&ret)[i] = (float)(((uint64_t*)&tmp1)[i]);
((float*)&ret)[i] = ((float)(((uint64_t*)&tmp1)[i]));
}
for (int i = 0; i < 8; i++) {
((float*)&ret)[i + 8] = (float)(((uint64_t*)&tmp2)[i]);
((float*)&ret)[i + 8] = ((float)(((uint64_t*)&tmp2)[i]));
}
*/
((float*)&ret)[0] = ((float)(((uint64_t*)&tmp1)[0]));
((float*)&ret)[1] = ((float)(((uint64_t*)&tmp1)[1]));
((float*)&ret)[2] = ((float)(((uint64_t*)&tmp1)[2]));
((float*)&ret)[3] = ((float)(((uint64_t*)&tmp1)[3]));
((float*)&ret)[4] = ((float)(((uint64_t*)&tmp1)[4]));
((float*)&ret)[5] = ((float)(((uint64_t*)&tmp1)[5]));
((float*)&ret)[6] = ((float)(((uint64_t*)&tmp1)[6]));
((float*)&ret)[7] = ((float)(((uint64_t*)&tmp1)[7]));
((float*)&ret)[8] = ((float)(((uint64_t*)&tmp2)[0]));
((float*)&ret)[9] = ((float)(((uint64_t*)&tmp2)[1]));
((float*)&ret)[10] = ((float)(((uint64_t*)&tmp2)[2]));
((float*)&ret)[11] = ((float)(((uint64_t*)&tmp2)[3]));
((float*)&ret)[12] = ((float)(((uint64_t*)&tmp2)[4]));
((float*)&ret)[13] = ((float)(((uint64_t*)&tmp2)[5]));
((float*)&ret)[14] = ((float)(((uint64_t*)&tmp2)[6]));
((float*)&ret)[15] = ((float)(((uint64_t*)&tmp2)[7]));
return ret;
}