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New posts in compiler-optimization
Are synchronizes-with edegs compiler re-ordering barriers in both directions?
Jun 16, 2021
java
multithreading
compiler-optimization
memory-model
java-memory-model
Does clang offer anything similar to GCC 6.x's function multi-versioning (target_clones)?
Mar 24, 2022
gcc
clang
compiler-optimization
C++ constant folding a loop for prime numbers
Oct 30, 2022
c++
g++
compiler-optimization
constantfolding
Why can the Rust compiler not optimize away the Err arm of Box::downcast?
Dec 01, 2021
assembly
optimization
rust
compiler-optimization
llvm-codegen
Which of these pointer comparisons should a conforming compiler be able to optimize to "always false"?
Dec 28, 2021
c++
compiler-optimization
strict-aliasing
Why is gcc's right-shift code different in C and C++ mode?
Mar 20, 2022
c++
c
gcc
optimization
compiler-optimization
Does the C# language compiler perform any actual optimizations on its own?
Nov 08, 2021
c#
.net
compiler-optimization
Potential C++ compiler optimization with/without throw/noexcept function
Sep 30, 2022
c++
exception
compiler-optimization
throw
Should I wrap calls to Debugger.Log() in #if (DEBUG)?
Aug 22, 2022
c#
visual-studio
debugging
logging
compiler-optimization
Why is my JVM doing some runtime loop optimization and making my code buggy?
Sep 16, 2022
java
macos
jvm
runtime
compiler-optimization
Can compilers (specifically rustc) really simplify triangle-summation to avoid a loop? How?
Jul 06, 2020
rust
compiler-construction
compiler-optimization
llvm-codegen
Why gcc autovectorization does not work on convolution matrix biger than 3x3?
Mar 26, 2021
c
gcc
x86
compiler-optimization
auto-vectorization
Why doesn't the optimizer eliminate High in a loop?
Apr 17, 2022
delphi
compiler-construction
compiler-optimization
Why does direct accessing to structure members produces significantly more assembly code compared to indirect accessing in GCC?
Mar 07, 2022
c
pointers
gcc
assembly
compiler-optimization
Why are gcc and clang not hoisting strlen out of this loop?
Sep 16, 2019
c
gcc
clang
compiler-optimization
hoisting
Generics and usage of interfaces without boxing of value instances
Sep 03, 2022
c#
generics
compiler-optimization
jit
Why do common C compilers include the source filename in the output?
Apr 16, 2022
gcc
compilation
clang
compiler-optimization
compiler-options
Loop unrolling behaviour in GCC
Aug 26, 2022
c++
gcc
compiler-optimization
loop-unrolling
Can this C++ code be changed or improved with move semantics?
Sep 13, 2021
c++
move
compiler-optimization
move-semantics
Why does adding in an immediately invoked lambda make my JavaScript code 2x faster?
Nov 02, 2022
javascript
node.js
optimization
v8
compiler-optimization
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