#include "exec/helper-proto.h"
+/* Broadcast a value to all elements of a vector. */
+#define V1(X) (((X) & 0xff) * 0x0101010101010101ull)
+
+
uint64_t helper_v1shl(uint64_t a, uint64_t b)
{
uint64_t m;
b &= 7;
- m = 0x0101010101010101ULL * (0xff >> b);
+ m = V1(0xff >> b);
return (a & m) << b;
}
uint64_t m;
b &= 7;
- m = 0x0101010101010101ULL * ((0xff << b) & 0xff);
+ m = V1(0xff << b);
return (a & m) >> b;
}
b &= 7;
for (i = 0; i < 64; i += 8) {
- int64_t ae = (int8_t)(a >> i);
- r |= ((ae >> b) & 0xff) << i;
+ r = deposit64(r, i, 8, sextract64(a, i + b, 8 - b));
}
return r;
}