B-33
INSTRUCTION FORMATS AND ENCODINGS
UNPCKHPS: Unpack
High Packed Single-FP
Data
n/an/an/an/aY
xmmreg to xmmreg
00001111:00010101:11 xmmreg1 xmmreg2
mem to xmmreg
00001111:00010101 mod xmmreg r/m
UNPCKLPS: Unpack Low
Packed Single-FP Data
n/an/an/an/aY
xmmreg to xmmreg
00001111:00010100:11 xmmreg1 xmmreg2
mem to xmmreg
00001111:00010100 mod xmmreg r/m
XORPS: Bit-wise Logical
Xor for Single-FP Data
n/an/an/an/aY
xmmreg to xmmreg
00001111:01010111:11 xmmreg1 xmmreg2
mem to xmmreg
00001111:01010111 mod xmmreg r/m
Table B-19. Encoding of the SIMD Floating-Point Register Field
Instruction and Format
Encoding
BWDQDQ
