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New posts in fast-math
Does -use-fast-math option translate SP multiplications to intrinsics?
Oct 25, 2022
cuda
nvcc
fast-math
Optimal implementation of iterative Kahan summation
Feb 02, 2021
c++
x86-64
sse
inline-assembly
fast-math
Do denormal flags like Denormals-Are-Zero (DAZ) affect comparisons for equality?
Sep 14, 2021
x86
floating-point
sse
x87
fast-math
Does any floating point-intensive code produce bit-exact results in any x86-based architecture?
Oct 21, 2022
c
x86
ieee-754
fast-math
Dynamic -ffast-math
Nov 09, 2022
c
performance
gcc
optimization
fast-math
gcc -Ofast - complete list of limitations
Oct 24, 2022
c++
gcc
fast-math
Can I make my compiler use fast-math on a per-function basis?
Oct 26, 2022
gcc
floating-point
nvcc
fast-math
template-instantiation
Auto vectorization on double and ffast-math
Nov 19, 2022
gcc
g++
double
vectorization
fast-math
Good sentinel value for double if prefer to use -ffast-math
Sep 14, 2022
c
optimization
double
nan
fast-math
std::isinf does not work with -ffast-math. how to check for infinity
Sep 21, 2022
c++
c++-standard-library
fast-math
gcc, simd intrinsics and fast-math concepts
Oct 14, 2022
gcc
simd
intrinsics
fast-math
Is there a -ffast-math flag equivalent for the Visual Studio C++ compiler
Oct 03, 2022
gcc
visual-studio-2013
compiler-optimization
fast-math
Strict aliasing, -ffast-math and SSE
Oct 27, 2021
c++
clang
sse
strict-aliasing
fast-math
Why does GCC or Clang not optimise reciprocal to 1 instruction when using fast-math
Sep 16, 2022
c++
sse
compiler-optimization
simd
fast-math
How do I compile with "ffast-math"?
Feb 21, 2019
rust
llvm
fast-math
llvm-codegen
Negative NaN is not a NaN?
Sep 03, 2022
c++
nan
fast-math
What does gcc's ffast-math actually do?
Dec 14, 2021
performance
math
gcc
floating-point
fast-math
Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
Aug 13, 2022
gcc
assembly
floating-point
compiler-optimization
fast-math