Intel Itanium 9150M, Руководство пользователя, Страница: 227 / 420

3:218 Volume 3: Instruction Reference
probe
This instruction can only probe with equal or lower privilege levels. If the specified
privilege level is higher (lower number), then the probe is performed with the current
privilege level.
When PSR.vm is 1, this instruction may optionally raise Virtualization faults, see
Section 11.7.4.2.8, “Probe Instruction Virtualization” on page 2:344 for details.
Please refer to the Intel
®
Itanium
®
Software Conventions and Runtime
Architecture Guide for usage information of the
probe
instruction.
Table 2-47. Faults for regular_form and fault_form Probe Instructions
Probe Form Type Faults
regular_form Register NaT Consumption fault
Virtualization fault
a
Data Nested TLB fault
Alternate Data TLB fault
VHPT Data fault
Data TLB fault
Data Page Not Present fault
Data NaT Page Consumption fault
Data Key Miss fault
a. This instruction may optionally raise Virtualization faults, see Section 11.7.4.2.8, “Probe Instruction
Virtualization” on page 2:344 for details.
fault_form Register NaT Consumption fault
Unimplemented Data Address fault
Virtualization fault
a
Data Nested TLB fault
Alternate Data TLB fault
VHPT Data fault
Data TLB fault
Data Page Not Present fault
Data NaT Page Consumption fault
Data Key Miss fault
Data Key Permission fault
Data Access Rights fault
Data Dirty Bit fault
Data Access Bit fault
Data Debug fault