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New posts in x86
What are the best instruction sequences to generate vector constants on the fly?
Jul 30, 2018
assembly
x86
sse
simd
avx
Cost of push vs. mov (stack vs. near memory), and the overhead of function calls
May 22, 2019
c
assembly
x86
stack
processing-efficiency
Modern x86 cost model
Mar 15, 2022
performance
assembly
x86
floating-point
micro-optimization
What is the purpose of setting the platform target for a Visual Studio application?
Sep 03, 2022
visual-studio-2010
x86
64-bit
x86 Assembly pointers
Sep 03, 2022
pointers
assembly
x86
Using devenv.exe from the command line and specifying the platform
Sep 03, 2022
x86
devenv
anycpu
What's the relative speed of floating point add vs. floating point multiply
Sep 03, 2022
floating-point
x86
mips
numerical-computing
flops
x86 Assembly pushl/popl don't work with "Error: suffix or operands invalid"
Apr 03, 2021
assembly
x86
x86-64
What's the purpose of the rotate instructions (ROL, RCL on x86)?
Sep 03, 2022
assembly
x86
cpu-architecture
bit-shift
instruction-set
What are CLD and STD for in x86 assembly language? What does DF do?
Sep 03, 2022
assembly
x86
Differences Between ARM Assembly and x86 Assembly [closed]
Sep 03, 2022
assembly
embedded
x86
arm
Crash with icc: can the compiler invent writes where none existed in the abstract machine?
Dec 08, 2020
c++
x86
language-lawyer
simd
icc
intel
Physical or virtual addressing is used in processors x86/x86_64 for caching in the L1, L2 and L3?
Sep 03, 2022
caching
x86
virtual-memory
tlb
virtual-address-space
How expensive is it to convert between int and double?
Sep 03, 2022
c++
x86
c++-cli
x86-64
micro-optimization
What do the E and R prefixes stand for in the names of Intel 32-bit and 64-bit registers?
Aug 29, 2022
assembly
x86
64-bit
x86-64
cpu-registers
What x86 register denotes source location in movsb instruction?
Sep 03, 2022
assembly
x86
cpu-registers
What is the size of float and double in C and C++? [duplicate]
Sep 03, 2022
c++
c
floating-point
x86
64-bit
How to check if compiled code uses SSE and AVX instructions?
Oct 04, 2022
c++
assembly
x86
g++
simd
Cycles/cost for L1 Cache hit vs. Register on x86?
Sep 03, 2022
performance
x86
cpu-architecture
cpu-cache
micro-optimization
Intel x86 vs x64 system call
Sep 03, 2022
linux
assembly
x86
x86-64
interrupt
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