Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

aarch64: vp9itxfm: Move the load_add_store macro out from the itxfm16 pass2 function

Browse Source 
This allows reusing the macro for a separate implementation of the
pass2 function.

This is cherrypicked from libav commit
79d332ebbd.

Signed-off-by: Martin Storsjö <martin@martin.st>
pull/244/merge
Martin Storsjö 8 years ago
parent 3bd9b39108
commit a681c793a3
1 changed files with 45 additions and 45 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 90
      libavcodec/aarch64/vp9itxfm_neon.S

90
libavcodec/aarch64/vp9itxfm_neon.S
Unescape View File

@ -598,6 +598,51 @@ endfunc
st1 {v2.8h}, [\src], \inc st1 {v2.8h}, [\src], \inc
.endm .endm
.macro load_add_store coef0, coef1, coef2, coef3, coef4, coef5, coef6, coef7, tmp1, tmp2
srshr \coef0, \coef0, #6
ld1 {v2.8b}, [x0], x1
srshr \coef1, \coef1, #6
ld1 {v3.8b}, [x3], x1
srshr \coef2, \coef2, #6
ld1 {v4.8b}, [x0], x1
srshr \coef3, \coef3, #6
uaddw \coef0, \coef0, v2.8b
ld1 {v5.8b}, [x3], x1
uaddw \coef1, \coef1, v3.8b
srshr \coef4, \coef4, #6
ld1 {v6.8b}, [x0], x1
srshr \coef5, \coef5, #6
ld1 {v7.8b}, [x3], x1
sqxtun v2.8b, \coef0
srshr \coef6, \coef6, #6
sqxtun v3.8b, \coef1
srshr \coef7, \coef7, #6
uaddw \coef2, \coef2, v4.8b
ld1 {\tmp1}, [x0], x1
uaddw \coef3, \coef3, v5.8b
ld1 {\tmp2}, [x3], x1
sqxtun v4.8b, \coef2
sub x0, x0, x1, lsl #2
sub x3, x3, x1, lsl #2
sqxtun v5.8b, \coef3
uaddw \coef4, \coef4, v6.8b
st1 {v2.8b}, [x0], x1
uaddw \coef5, \coef5, v7.8b
st1 {v3.8b}, [x3], x1
sqxtun v6.8b, \coef4
st1 {v4.8b}, [x0], x1
sqxtun v7.8b, \coef5
st1 {v5.8b}, [x3], x1
uaddw \coef6, \coef6, \tmp1
st1 {v6.8b}, [x0], x1
uaddw \coef7, \coef7, \tmp2
st1 {v7.8b}, [x3], x1
sqxtun \tmp1, \coef6
sqxtun \tmp2, \coef7
st1 {\tmp1}, [x0], x1
st1 {\tmp2}, [x3], x1
.endm
// Read a vertical 8x16 slice out of a 16x16 matrix, do a transform on it, // Read a vertical 8x16 slice out of a 16x16 matrix, do a transform on it,
// transpose into a horizontal 16x8 slice and store. // transpose into a horizontal 16x8 slice and store.
// x0 = dst (temp buffer) // x0 = dst (temp buffer)
@ -671,53 +716,8 @@ function \txfm\()16_1d_8x16_pass2_neon
lsl x1, x1, #1 lsl x1, x1, #1
bl \txfm\()16 bl \txfm\()16
.macro load_add_store coef0, coef1, coef2, coef3, coef4, coef5, coef6, coef7, tmp1, tmp2
srshr \coef0, \coef0, #6
ld1 {v2.8b}, [x0], x1
srshr \coef1, \coef1, #6
ld1 {v3.8b}, [x3], x1
srshr \coef2, \coef2, #6
ld1 {v4.8b}, [x0], x1
srshr \coef3, \coef3, #6
uaddw \coef0, \coef0, v2.8b
ld1 {v5.8b}, [x3], x1
uaddw \coef1, \coef1, v3.8b
srshr \coef4, \coef4, #6
ld1 {v6.8b}, [x0], x1
srshr \coef5, \coef5, #6
ld1 {v7.8b}, [x3], x1
sqxtun v2.8b, \coef0
srshr \coef6, \coef6, #6
sqxtun v3.8b, \coef1
srshr \coef7, \coef7, #6
uaddw \coef2, \coef2, v4.8b
ld1 {\tmp1}, [x0], x1
uaddw \coef3, \coef3, v5.8b
ld1 {\tmp2}, [x3], x1
sqxtun v4.8b, \coef2
sub x0, x0, x1, lsl #2
sub x3, x3, x1, lsl #2
sqxtun v5.8b, \coef3
uaddw \coef4, \coef4, v6.8b
st1 {v2.8b}, [x0], x1
uaddw \coef5, \coef5, v7.8b
st1 {v3.8b}, [x3], x1
sqxtun v6.8b, \coef4
st1 {v4.8b}, [x0], x1
sqxtun v7.8b, \coef5
st1 {v5.8b}, [x3], x1
uaddw \coef6, \coef6, \tmp1
st1 {v6.8b}, [x0], x1
uaddw \coef7, \coef7, \tmp2
st1 {v7.8b}, [x3], x1
sqxtun \tmp1, \coef6
sqxtun \tmp2, \coef7
st1 {\tmp1}, [x0], x1
st1 {\tmp2}, [x3], x1
.endm
load_add_store v16.8h, v17.8h, v18.8h, v19.8h, v20.8h, v21.8h, v22.8h, v23.8h, v16.8b, v17.8b load_add_store v16.8h, v17.8h, v18.8h, v19.8h, v20.8h, v21.8h, v22.8h, v23.8h, v16.8b, v17.8b
load_add_store v24.8h, v25.8h, v26.8h, v27.8h, v28.8h, v29.8h, v30.8h, v31.8h, v16.8b, v17.8b load_add_store v24.8h, v25.8h, v26.8h, v27.8h, v28.8h, v29.8h, v30.8h, v31.8h, v16.8b, v17.8b
.purgem load_add_store
br x14 br x14
endfunc endfunc

Write Preview
Loading…
Cancel
Save