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Android: only build dec_neon with NEON support

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Defining LOCAL_ARM_NEON = true can result in neon instructions being
used in portions unprotected by the cpu check.
This changes defines a WEBP_USE_NEON/WEBP_ANDROID_NEON pair similar to
the SSE2 code and MSVC.

Change-Id: Ifac010b06e42c73d5aca529baa2198c6796674bd
This commit is contained in:
James Zern
2012-05-08 13:22:24 -07:00
parent b5f2a9ed49
commit 255c66b48f
5 changed files with 18 additions and 6 deletions
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8
src/dsp/dsp.h
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@ -29,6 +29,14 @@ extern "C" {
#define WEBP_USE_SSE2
#endif
#if defined(__ANDROID__) && defined(__ARM_ARCH_7A__)
#define WEBP_ANDROID_NEON // Android targets that might support NEON
#endif
#if defined(__ARM_NEON__) || defined(WEBP_ANDROID_NEON)
#define WEBP_USE_NEON
#endif
typedef enum {
kSSE2,
kSSE3,