shithub: dav1d

Info  •  Files  •  Log  •  Branches

arm: document arm asm rules

Limiting the valid syntax to the subset supported by llvm 5.0 allows
the direct use of recent Android and ios system toolchains.

--- a/CONTRIBUTING.md

+++ b/CONTRIBUTING.md

@@ -9,7 +9,8 @@

 For the library:

 - C language with C99 version, without the VLA or the Complex (*\_\_STDC_NO_COMPLEX__*) features, and without compiler extension,

-- asm in .asm files, using the NASM syntax,

+- x86 asm in .asm files, using the NASM syntax,

+- arm/arm64 in .S files, using the GAS syntax limited to subset llvm 5.0's internal assembler supports,

 - no C++ is allowed, whatever the version.

 For the tools and utils: