Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
CPU instruction
|
| gptkbp:availableOn |
gptkb:x86-64_processors
AMD processors Intel processors |
| gptkbp:category |
x86 instructions
|
| gptkbp:compatibleWith |
older x86 CPUs
|
| gptkbp:doesNotPrevent |
out-of-order execution after instruction
|
| gptkbp:fullName |
Read Time-Stamp Counter and Processor ID
|
| https://www.w3.org/2000/01/rdf-schema#label |
RDTSCP
|
| gptkbp:introduced |
gptkb:Intel
|
| gptkbp:introducedIn |
gptkb:Pentium_Pro
2008 |
| gptkbp:isSerializing |
partially
|
| gptkbp:opcode |
0F 01 F9
|
| gptkbp:prevention |
out-of-order execution before instruction
|
| gptkbp:relatedTo |
gptkb:RDTSC
|
| gptkbp:requires |
CPUID.80000001H:EDX.RDTSCP[bit 27]=1
|
| gptkbp:result |
IA32_TSC_AUX value
TSC value |
| gptkbp:usedFor |
performance measurement
high-resolution timing thread affinity detection |
| gptkbp:bfsParent |
gptkb:VMX_(Virtual_Machine_Extensions)
|
| gptkbp:bfsLayer |
7
|