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| author | James Zern <jzern@google.com> | 2016-10-18 12:30:43 -0700 |
|---|---|---|
| committer | James Zern <jzern@google.com> | 2016-10-31 11:21:16 -0700 |
| commit | 3ae25974fd4abfed344216a28d5af92fb62e3cc6 (patch) | |
| tree | 5b1d996e7705955902b95a7a29e80c2b1e9869ad /vpx_dsp/arm/idct4x4_add_neon.asm | |
| parent | ae206924a621f42cac1a252f2695fac43c9b166a (diff) | |
| download | libvpx-3ae25974fd4abfed344216a28d5af92fb62e3cc6.tar libvpx-3ae25974fd4abfed344216a28d5af92fb62e3cc6.tar.gz libvpx-3ae25974fd4abfed344216a28d5af92fb62e3cc6.tar.bz2 libvpx-3ae25974fd4abfed344216a28d5af92fb62e3cc6.zip | |
idct,NEON: add a tran_low_t->s16 load adapter
enable idct4x4* and idct8x8* which are compatible for 8-bit decodes in
high-bitdepth mode. the adapter narrows 32-bit input to 16, whether the
expansion can be avoided at all in this case remains a TODO. roughly
matches sse2.
BUG=webm:1294
Change-Id: I3ea94e5a2070dfd509b5de0c555aab4e1f4da036
Diffstat (limited to 'vpx_dsp/arm/idct4x4_add_neon.asm')
| -rw-r--r-- | vpx_dsp/arm/idct4x4_add_neon.asm | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/vpx_dsp/arm/idct4x4_add_neon.asm b/vpx_dsp/arm/idct4x4_add_neon.asm index a4ccba993..c7c60c7ca 100644 --- a/vpx_dsp/arm/idct4x4_add_neon.asm +++ b/vpx_dsp/arm/idct4x4_add_neon.asm @@ -15,6 +15,8 @@ AREA ||.text||, CODE, READONLY, ALIGN=2 + INCLUDE vpx_dsp/arm/idct_neon.asm.s + AREA Block, CODE, READONLY ; name this block of code ;void vpx_idct4x4_16_add_neon(int16_t *input, uint8_t *dest, int dest_stride) ; @@ -33,7 +35,7 @@ ; So, two passes of a transpose followed by a column transform. ; load the inputs into q8-q9, d16-d19 - vld1.s16 {q8,q9}, [r0]! + LOAD_TRAN_LOW_TO_S16 d16, d17, d18, d19, r0 ; generate scalar constants ; cospi_8_64 = 15137 |