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New posts in intrinsics
intrinsic memcmp
Feb 13, 2022
memory
gcc
intrinsics
if/else statement in SSE intrinsics
Sep 27, 2022
c++
if-statement
sse
intrinsics
mmx
C++ error: ‘_mm_sin_ps’ was not declared in this scope
Feb 12, 2022
c++
optimization
sse
simd
intrinsics
Type punning with (float&)int works, (float const&)int converts like (float)int instead?
Nov 20, 2022
c++
assembly
visual-c++
sse
intrinsics
Bilinear filter with SSE4.1 intrinsics
Apr 08, 2021
c
optimization
filtering
sse
intrinsics
Why does _mm_mfence() produce counts for the ALL_LOADS perf event?
Nov 02, 2021
c
x86
intrinsics
perf
papi
Linking error when building without CRT, memcpy and memset intrinsic functions
Oct 07, 2021
c++
memcpy
intrinsics
crt
memset
Potential bug in Visual Studio C compiler or in Intel Intrinsics' AVX2 "_mm256_set_epi64x" function
Oct 10, 2020
c++
visual-studio
intrinsics
avx
compiler-bug
Is it possible to make GCC auto-vectorizer output intrinsics instead of assembly?
Dec 03, 2021
c
gcc
x86
intrinsics
auto-vectorization
AVX2 SIMD XOR not yielding performance improvements in .NET
Apr 24, 2022
c#
.net-core
simd
intrinsics
.net-core-3.0
MMX intrinsics like _mm_cvtpd_pi32 not found with MSVC 2019 for 64bit targets; change from 2013?
Aug 05, 2021
visual-c++
x86-64
visual-studio-2019
intrinsics
mmx
Compare two __m128i values for total order
Jun 30, 2021
c++
x86
x86-64
simd
intrinsics
How do I perform 8 x 8 matrix operation using SSE?
Sep 12, 2022
c++
sse
intrinsics
Why java division for integer is faster than hacker's delight implementation
May 12, 2018
java
math
latency
intrinsics
Rust compiler not optimising lzcnt? (and similar functions)
Jun 17, 2022
rust
x86
bit-manipulation
compiler-optimization
intrinsics
Accessing arbitrary 16-bit elements packed in a 128-bit register
Jun 14, 2022
assembly
sse
simd
micro-optimization
intrinsics
Simulating packusdw functionality with SSE2
Jul 28, 2021
x86
sse
intrinsics
sse2
sse4
128-bit SSE counter?
Jun 30, 2017
optimization
sse
intrinsics
avx
How to convert 32-bit float to 8-bit signed char? (4:1 packing of int32 to int8 __m256i)
Jan 24, 2022
c
x86
simd
intrinsics
avx2
SSE intrinsics cause normal float operation to return -1.#INV
Dec 07, 2019
c++
sse
intrinsics
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