Specifications

Intel
®
64 and IA-32 Architectures Software Developer’s Manual Documentation Changes 134
Documentation Changes
PMAXUW — Maximum of Packed Word Integers
Instruction Operand Encoding
...
PMINSB — Minimum of Packed Signed Byte Integers
Instruction Operand Encoding
...
PMINSD — Minimum of Packed Dword Integers
Instruction Operand Encoding
...
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
66 0F 38 3E /r PMAXUW xmm1,
xmm2/m128
A Valid Valid Compare packed unsigned
word integers in xmm1 and
xmm2/m128 and store
packed maximum values in
xmm1.
Op/En Operand 1 Operand 2 Operand 3 Operand 4
A ModRM:reg (r, w) ModRM:r/m (r) NA NA
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
66 0F 38 38 /r PMINSB xmm1,
xmm2/m128
A Valid Valid Compare packed signed byte
integers in xmm1 and
xmm2/m128 and store
packed minimum values in
xmm1.
Op/En Operand 1 Operand 2 Operand 3 Operand 4
A ModRM:reg (r, w) ModRM:r/m (r) NA NA
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
66 0F 38 39 /r PMINSD xmm1,
xmm2/m128
A Valid Valid Compare packed signed
dword integers in xmm1 and
xmm2/m128 and store
packed minimum values in
xmm1.
Op/En Operand 1 Operand 2 Operand 3 Operand 4
A ModRM:reg (r, w) ModRM:r/m (r) NA NA