Intel core 2 Duo T5850 Especificaciones Pagina 207

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Intel
®
64 and IA-32 Architectures Software Developer’s Manual Documentation Changes 207
Documentation Changes
XRSTOR—Restore Processor Extended States
Instruction Operand Encoding
...
XSAVE—Save Processor Extended States
Instruction Operand Encoding
...
XSETBV—Set Extended Control Register
Instruction Operand Encoding
...
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
0F AE /5 XRSTOR mem A Valid Valid Restore processor extended
states from memory. The
states are specified by
EDX:EAX
Op/En Operand 1 Operand 2 Operand 3 Operand 4
A ModRM:r/m (r) NA NA NA
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
0F AE /4 XSAVE mem A Valid Valid Save processor extended
states to memory. The
states are specified by
EDX:EAX
Op/En Operand 1 Operand 2 Operand 3 Operand 4
A ModRM:r/m (w) NA NA NA
Opcode Instruction Op/
En
64-Bit
Mode
Compat/
Leg Mode
Description
0F 01 D1 XSETBV A Valid Valid Write the value in EDX:EAX
to the XCR specified by ECX.
Op/En Operand 1 Operand 2 Operand 3 Operand 4
ANA NA NA NA
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