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New posts in x86
LFENCE is really useless vs. Spectre #2?
Jul 11, 2021
assembly
memory
x86
x86-64
cpu-architecture
what is jmpl instruction in x86?
Nov 12, 2022
assembly
x86
gnu-assembler
att
BMI for generating masks with AVX512
Aug 26, 2022
x86
simd
avx512
bmi
Why was NOP assigned to 0x90 in x86 assembly?
Nov 17, 2022
assembly
x86
opcode
machine-code
nop
transpose for 8 registers of 16-bit elements on SSE2/SSSE3
Oct 11, 2019
assembly
matrix
x86
sse
simd
How do I atomically read a value in x86 ASM?
Mar 18, 2019
assembly
x86
thread-safety
atomic
x86 128-bit atomic ops
Jun 22, 2021
assembly
x86
atomic
x86-64
Assembly - shr instruction turn on carry flag?
Jun 17, 2019
assembly
x86
What is the difference between physical and absolute address?
Mar 28, 2019
memory
x86
How to disassemble movb instruction
Nov 17, 2020
assembly
x86
disassembly
objdump
i386
Can I POP a value from the stack, but put it nowhere in NASM Assembly?
Aug 31, 2022
x86
stack
nasm
stack-memory
stack-pointer
Cross-platform implementation of the x86 pause instruction
May 12, 2022
c++
c++11
x86
How can I find out what "processor family" an Intel processor is under?
Aug 21, 2022
assembly
x86
cpu
intel
instructions
Fastest way to horizontally sum SSE unsigned byte vector
Dec 26, 2021
c++
x86
sse
simd
Shifting 4 integers right by different values SIMD
Aug 14, 2021
c++
x86
sse
simd
avx
What is the JCC instruction in x86
Oct 17, 2022
assembly
x86
intel
opcode
mnemonics
Is Intel® Transactional Synchronization Extensions New Instruction (TSX-NI) difference from Intel TSX?
Aug 30, 2022
c++
assembly
x86
intel-tsx
Can we say that an x86 CPU has data types?
Nov 12, 2022
assembly
types
x86
Why do Compilers put data inside .text(code) section of the PE and ELF files and how does the CPU distinguish between data and code?
Jun 22, 2022
x86
cpu
reverse-engineering
compiler-optimization
elf
Can a UEFI machine use BIOS interrupts?
Aug 30, 2022
assembly
x86
operating-system
x86-16
uefi
intel
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