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author | James Zern <jzern@google.com> | 2017-11-02 11:20:09 -0700 |
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committer | James Zern <jzern@google.com> | 2017-11-02 11:20:09 -0700 |
commit | 0d7614fddf8c72962764b3bf590006fa6b6506d1 (patch) | |
tree | 1b8de869ae5760a62ce9977a92698057e874dc44 | |
parent | 88692490a5fbdf3ee4978db8112798d4a94226e6 (diff) | |
download | libwebp-portable-intrinsics.tar.gz |
README.wasm: add instructions for enabling mulhiportable-intrinsics
Change-Id: I1e9dd737f06ad76f73824352291a6e129ca5ded1
-rw-r--r-- | README.wasm | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/README.wasm b/README.wasm index ca822f30..48636f49 100644 --- a/README.wasm +++ b/README.wasm @@ -26,6 +26,13 @@ Building: - Note this currently generates native executables only and is incompatible with -DWEBP_BUILD_WEBP_JS. +Build options: +============== + +- platform specific multiply high (mulhi) implementation, disabled by default. + arm: -DCMAKE_C_FLAGS='-DENABLE_NEON_BUILTIN_MULHI_INT16X8 ...' + x86: -DCMAKE_C_FLAGS='-DENABLE_X86_BUILTIN_MULHI_INT16X8 ...' + Cross compilation: ================== |