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Fix a bug in create_s16x4_neon()

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This bug exposes when 2nd argument is negative, and the higher 32 bits
would be all 1s.

Change-Id: I189ee8cd3753fde00a34847e7a37cde2caa4ba72
This commit is contained in:
Linfeng Zhang 2018-02-26 17:00:10 -08:00
parent 8de0404ed9
commit 3c6dc743aa
1 changed files with 2 additions and 3 deletions
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5
vpx_dsp/arm/mem_neon.h
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@ -21,9 +21,8 @@
static INLINE int16x4_t create_s16x4_neon(const int16_t c0, const int16_t c1, static INLINE int16x4_t create_s16x4_neon(const int16_t c0, const int16_t c1,
const int16_t c2, const int16_t c3) { const int16_t c2, const int16_t c3) {
return vcreate_s16((uint16_t)c0 | ((uint16_t)c1 << 16) | return vcreate_s16((uint16_t)c0 | ((uint32_t)c1 << 16) |
((int64_t)(uint16_t)c2 << 32) | ((int64_t)(uint16_t)c2 << 32) | ((int64_t)c3 << 48));
((int64_t)(uint16_t)c3 << 48));
} }
static INLINE int32x2_t create_s32x2_neon(const int32_t c0, const int32_t c1) { static INLINE int32x2_t create_s32x2_neon(const int32_t c0, const int32_t c1) {