johann/cpu_features
1
0
Fork 0
mirror of https://github.com/google/cpu_features.git synced 2025-04-27 07:02:30 +02:00
Code Issues Releases Wiki Activity

Fix: Windows does not define __ARM_NEON (#363)

Browse Source 
* Windows does not define __ARM_NEON

However, Windows requires NEON to work, so assume it is there if build with MSVC

* Clarify NEON availability in MSVC targeting arm64

* Fix Formatting
This commit is contained in:
Jamie Vital 2024-09-05 10:23:19 -04:00 committed by GitHub
parent c5fc491337
commit 6aecde59d3
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
include/cpu_features_macros.h
View File

@ -234,13 +234,14 @@
#endif // defined(CPU_FEATURES_ARCH_X86)
#if defined(CPU_FEATURES_ARCH_ANY_ARM)
#if defined(__ARM_NEON)
// Note: MSVC targeting ARM does not define `__ARM_NEON` but Windows on ARM
// requires it. In that case we force NEON detection.
#if defined(__ARM_NEON) || \
(defined(CPU_FEATURES_COMPILER_MSC) && defined(CPU_FEATURES_ARCH_ANY_ARM))
#define CPU_FEATURES_COMPILED_ANY_ARM_NEON 1
#else
#define CPU_FEATURES_COMPILED_ANY_ARM_NEON 0
#endif // defined(__ARM_NEON)
#endif // defined(CPU_FEATURES_ARCH_ANY_ARM)
#endif
#if defined(CPU_FEATURES_ARCH_MIPS)
#if defined(__mips_msa)