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New posts in mmx
In JWASM/MASM - pshufw produces Error A2030: Instruction or register not accepted in current CPU mode
Oct 29, 2025
assembly
x86
masm
sse
mmx
MMX Instructions and the x87 FPU Tag Word
Sep 08, 2025
assembly
x86
fpu
x87
mmx
Is there a way to subtract packed unsigned doublewords, saturated, on x86, using MMX/SSE?
Oct 18, 2022
assembly
x86
sse
mmx
saturation-arithmetic
Do the MMX registers always exist in modern processors?
Oct 15, 2022
assembly
x86
cpu-registers
amd-processor
mmx
Why the compiler changes movq to movd when doing 64bit operations?
Jan 08, 2020
assembly
mmx
if/else statement in SSE intrinsics
Sep 27, 2022
c++
if-statement
sse
intrinsics
mmx
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
C/C++ usage of special CPU features
Nov 08, 2022
c++
sse
mmx
SSE intrinsics: Convert 32-bit floats to UNSIGNED 8-bit integers
Feb 18, 2019
x86
sse
mmx
How to convert 'long long' (or __int64) to __m64
Aug 27, 2021
visual-studio
visual-c++
sse
simd
mmx
How to set MMX registers in a Windows exception handler to emulate unsupported 3DNow! instructions
Feb 06, 2020
c++
windows
exception
assembly
mmx
Is the PADDD instruction actually supported by MMX, even though it's missing from Intel's manual?
Dec 05, 2021
assembly
x86
mmx
Converting a C++ project to x64 with __m64 references
Oct 28, 2022
c++
visual-c++
x86
64-bit
mmx
Common SIMD techniques
Sep 18, 2018
arm
sse
simd
neon
mmx
difference between MMX and XMM register?
Sep 05, 2022
assembly
x86
x86-64
sse
mmx
Are different mmx, sse and avx versions complementary or supersets of each other?
Sep 02, 2022
x86
sse
avx
mmx