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New posts in x86
Getting floating point exception while trying to use div in assembly
Aug 24, 2022
assembly
x86
Responsibility of stack alignment in 32-bit x86 assembly
Sep 07, 2022
linux
gcc
assembly
x86
memory-alignment
Can the x86 do FPU operations independently or in parallel?
Nov 12, 2022
assembly
x86
floating-point
fpu
pipelining
Storing two x86 32 bit registers into 128 bit xmm register
Mar 28, 2022
assembly
x86
simd
sse
SSE optimized emulation of 64-bit integers
Dec 09, 2021
c++
optimization
x86
64-bit
sse
What does the /4 mean in FF /4?
Aug 18, 2019
assembly
x86
machine-code
opcode
Do FMA (fused multiply-add) instructions always produce the same result as a mul then add instruction?
Oct 17, 2022
assembly
floating-point
x86
fma
Difference between long and short jump (x86)
Sep 11, 2022
assembly
x86
cpu
instructions
machine-instruction
Allocating variables on the stack in x86 assembly. rbp and rsp vs esp and ebp
Nov 03, 2022
assembly
x86
reverse-engineering
ida
meaning of R_386_32/R_386_PC32 in .rel.text section of elf
Apr 12, 2022
c
linux
assembly
x86
What memory is used for storing the reset vector?
Apr 10, 2022
x86
boot
bios
addressing
hyperledger sawtooth lake -- Intel only or not?
Aug 28, 2022
x86
intel
hyperledger
blockchain
hyperledger-sawtooth
Assembly: Using the Data Segment Register (DS)
Nov 16, 2022
assembly
x86
cpu-registers
segment
Stack eip overflow x86 vs x86_64 easy C code
Oct 24, 2017
c
assembly
x86
stack
x86-64
Which C standard library functions use malloc under the hood
Apr 05, 2022
c
linux
memory-management
x86
Near and Far JMPs
Oct 19, 2018
assembly
x86
nasm
Using GDB to read MSRs
Mar 11, 2022
x86
gdb
x86-64
memory-segmentation
msr
What's the difference between the x86 NOP and FNOP instructions?
Oct 19, 2022
assembly
x86
x87
x86 32 bit opcodes that differ in x86-x64 or entirely removed
Oct 18, 2022
assembly
x86
x86-64
cpu-architecture
opcode
x86 max/min asm instructions?
Sep 14, 2022
assembly
x86
intrinsics
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