sandpile.org -- The world's leading source for technical x86 processor information. (original) (raw)

The world's leading source for technical x86 processor information.

regs

general purpose registers
rFLAGS
masks | bounds | CET
segment registers
table registers
control registers
debug registers
legacy FP | vector FP
model specific registers

code

opcode encodings
1 byte opcodes
2 byte opcodes
3 byte opcodes
map 4 opcodes
opcode groups | FPU opcodes
3DNow! | SSE5A | XOP | L1OM
mod R/M byte and SIB byte
16-bit mod R/M byte

data

binary | ternary
datatypes
stack frames
selectors
descriptors
descriptor tables
task state segments
paging structures
system management mode

misc

condition codes
exceptions | interrupts
legacy stuff | APIC
Intel VMX | AMD SVM
coherency
execution mode
initial state
canonical addresses
CPUID

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