WMMX Compare Intrinsics (Windows Embedded CE 6.0)
1/5/2010
The intrinsics listed in the following table perform comparisons.
| Intrinsic name | Comparison | Number of elements | Element bit size | WMMX instruction |
|---|---|---|---|---|
_mm_cmpeq_pi8 |
Equals |
8 |
8 |
WCMPEQB |
_mm_cmpeq_pi16 |
Equals |
4 |
16 |
WCMPEQH |
_mm_cmpeq_pi32 |
Equals |
2 |
32 |
WCMPEQW |
_mm_cmpgt_pi8 |
Greater than, signed |
8 |
8 |
WCMPGTSB |
_mm_cmpgt_pu8 |
Greater than, unsigned |
8 |
8 |
WCMPGTUB |
_mm_cmpgt_pi16 |
Greater than, signed |
4 |
16 |
WCMPGTSH |
_mm_cmpgt_pu16 |
Greater than, unsigned |
4 |
16 |
WCMPGTUH |
_mm_cmpgt_pi32 |
Greater than, signed |
2 |
32 |
WCMPGTSW |
_mm_cmpgt_pu32 |
Greater than, unsigned |
2 |
32 |
WCMPGTUW |