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New posts in x86
Bit popcount for large buffer, with Core 2 CPU (SSSE3)
Jun 11, 2019
c
assembly
optimization
x86
hammingweight
Calling convention for function returning struct
Feb 10, 2017
c
windows
linux
x86
calling-convention
How do the Conflict Detection instructions make it easier to vectorize loops?
Apr 12, 2021
x86
vectorization
simd
intel-mic
avx512
Useless allocated Stackspace?
Sep 15, 2019
c
assembly
x86
stack
Why does x86 nopl instruction take an operand? [duplicate]
Oct 22, 2022
assembly
x86
x86-64
instructions
nop
Meaning of BND RET in x86
Dec 20, 2019
assembly
x86
return
disassembly
opcode
What's the fastest stride-3 gather instruction sequence?
Mar 29, 2021
c++
x86
vectorization
avx2
Is there a complete x86 assembly language reference that uses AT&T syntax? [closed]
Feb 23, 2017
assembly
x86
intel
Is there a penalty when base+offset is in a different page than the base?
Jun 07, 2022
performance
assembly
x86
micro-optimization
64 to 32 bit Interop - how?
Jul 29, 2022
.net
com
interop
x86
64-bit
Why is this assembly code faster?
Oct 28, 2019
c++
performance
x86
lexer
micro-optimization
Linux memory segmentation
Sep 14, 2022
linux
linux-kernel
x86
osdev
memory-segmentation
Why are Intel x87 registers 80 bits wide?
Sep 10, 2015
assembly
x86
intel
cpu-architecture
x87
How is POPCNT implemented in hardware?
Nov 04, 2022
assembly
x86
hardware
Why are there 128bit load functions for SSE?
Sep 16, 2021
c++
x86
sse
simd
intrinsics
Is there a list of deprecated x86 instructions?
Oct 22, 2022
assembly
x86
intel
deprecated
instructions
Reliable information about x86 string instruction performance?
Sep 22, 2022
performance
optimization
assembly
x86
Effectiveness of GCC optmization on bit operations
Sep 01, 2019
c
optimization
assembly
x86
which CPUs support MOVBE instruction?
Aug 12, 2019
assembly
x86
endianness
intel
whats the purpose of x86 cr0 WP bit?
Oct 16, 2022
assembly
x86
operating-system
intel
cpu-architecture
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