/*****************************************************************************
- * mc.S: h264 encoder
+ * mc.S: arm motion compensation
*****************************************************************************
- * Copyright (C) 2009 x264 project
+ * Copyright (C) 2009-2016 x264 project
*
* Authors: David Conrad <lessen42@gmail.com>
* Mans Rullgard <mans@mansr.com>
+ * Stefan Groenroos <stefan.gronroos@gmail.com>
+ * Janne Grunau <janne-x264@jannau.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
*****************************************************************************/
#include "asm.S"
-.fpu neon
+.section .rodata
+.align 4
+pw_0to15:
+.short 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
+
.text
// note: prefetch stuff assumes 64-byte cacheline, true for the Cortex-A8
// They also use nothing above armv5te, but we don't care about pre-armv6
-// void prefetch_ref( uint8_t *pix, int stride, int parity )
+// void prefetch_ref( uint8_t *pix, intptr_t stride, int parity )
function x264_prefetch_ref_arm
sub r2, r2, #1
add r0, r0, #64
pld [r3, r1, lsl #1]
pld [r3, r2]
bx lr
-.endfunc
+endfunc
-// void prefetch_fenc( uint8_t *pix_y, int stride_y,
-// uint8_t *pix_uv, int stride_uv, int mb_x )
+// void prefetch_fenc( uint8_t *pix_y, intptr_t stride_y,
+// uint8_t *pix_uv, intptr_t stride_uv, int mb_x )
function x264_prefetch_fenc_arm
ldr ip, [sp]
push {lr}
pld [ip]
pld [ip, r3]
pop {pc}
-.endfunc
+endfunc
-// void *x264_memcpy_aligned( void * dst, const void * src, size_t n )
+// void *x264_memcpy_aligned( void *dst, const void *src, size_t n )
function x264_memcpy_aligned_neon
orr r3, r0, r1, lsr #1
movrel ip, memcpy_table
and r3, r3, #0xc
ldr pc, [ip, r3]
-.endfunc
+endfunc
.macro MEMCPY_ALIGNED srcalign dstalign
-function memcpy_aligned_\dstalign\()_\srcalign\()_neon
+function memcpy_aligned_\dstalign\()_\srcalign\()_neon, export=0
mov r3, r0
.if \srcalign == 8 && \dstalign == 8
sub r2, #16
vst1.64 {d0-d1}, [r3,:r3align]!
32: // n is a multiple of 32
tst r2, #32
- beq 64f
+ beq 640f
sub r2, #32
vld1.64 {d0-d3}, [r1,:r1align]!
vst1.64 {d0-d3}, [r3,:r3align]!
-64: // n is a multiple of 64
+640: // n is a multiple of 64
+ cmp r2, #0
+ beq 1f
+64:
subs r2, #64
vld1.64 {d0-d3}, [r1,:r1align]!
vld1.64 {d4-d7}, [r1,:r1align]!
vst1.64 {d0-d3}, [r3,:r3align]!
vst1.64 {d4-d7}, [r3,:r3align]!
bgt 64b
+1: // end
.if \srcalign == 8 && \dstalign == 8
vld1.64 {d0}, [r1,:64]!
vst1.64 {d0}, [r3,:64]!
.endif
bx lr
-.endfunc
+endfunc
.endm
MEMCPY_ALIGNED 16, 16
MEMCPY_ALIGNED 8, 16
MEMCPY_ALIGNED 8, 8
-.section .rodata
-memcpy_table:
+const memcpy_table align=2, relocate=1
.word memcpy_aligned_16_16_neon
.word memcpy_aligned_16_8_neon
.word memcpy_aligned_8_16_neon
.word memcpy_aligned_8_8_neon
+endconst
+
.text
.ltorg
.endr
bgt memzero_loop
bx lr
-.endfunc
+endfunc
-// void pixel_avg( uint8_t *dst, int dst_stride,
-// uint8_t *src1, int src1_stride,
-// uint8_t *src2, int src2_stride, int weight );
+// void pixel_avg( uint8_t *dst, intptr_t dst_stride,
+// uint8_t *src1, intptr_t src1_stride,
+// uint8_t *src2, intptr_t src2_stride, int weight );
.macro AVGH w h
function x264_pixel_avg_\w\()x\h\()_neon
ldr ip, [sp, #8]
push {r4-r6,lr}
cmp ip, #32
- ldrd r4, [sp, #16]
+ ldrd r4, r5, [sp, #16]
mov lr, #\h
beq x264_pixel_avg_w\w\()_neon
rsbs r6, ip, #64
cmp ip, #0
bge x264_pixel_avg_weight_w\w\()_add_add_neon
b x264_pixel_avg_weight_w\w\()_sub_add_neon // weight < 0
-.endfunc
+endfunc
.endm
AVGH 4, 2
AVGH 4, 4
AVGH 4, 8
+AVGH 4, 16
AVGH 8, 4
AVGH 8, 8
AVGH 8, 16
.endm
.macro AVG_WEIGHT ext
-function x264_pixel_avg_weight_w4_\ext\()_neon
+function x264_pixel_avg_weight_w4_\ext\()_neon, export=0
load_weights_\ext
1: // height loop
subs lr, lr, #2
vst1.32 {d1[0]}, [r0,:32], r1
bgt 1b
pop {r4-r6,pc}
-.endfunc
+endfunc
-function x264_pixel_avg_weight_w8_\ext\()_neon
+function x264_pixel_avg_weight_w8_\ext\()_neon, export=0
load_weights_\ext
1: // height loop
subs lr, lr, #4
vst1.64 {d3}, [r0,:64], r1
bgt 1b
pop {r4-r6,pc}
-.endfunc
+endfunc
-function x264_pixel_avg_weight_w16_\ext\()_neon
+function x264_pixel_avg_weight_w16_\ext\()_neon, export=0
load_weights_\ext
1: // height loop
subs lr, lr, #2
vst1.64 {d2-d3}, [r0,:128], r1
bgt 1b
pop {r4-r6,pc}
-.endfunc
+endfunc
.endm
AVG_WEIGHT add_add
AVG_WEIGHT add_sub
AVG_WEIGHT sub_add
-function x264_pixel_avg_w4_neon
+function x264_pixel_avg_w4_neon, export=0
subs lr, lr, #2
vld1.32 {d0[]}, [r2], r3
vld1.32 {d2[]}, [r4], r5
vst1.32 {d1[0]}, [r0,:32], r1
bgt x264_pixel_avg_w4_neon
pop {r4-r6,pc}
-.endfunc
+endfunc
-function x264_pixel_avg_w8_neon
+function x264_pixel_avg_w8_neon, export=0
subs lr, lr, #4
vld1.64 {d0}, [r2], r3
vld1.64 {d2}, [r4], r5
vst1.64 {d3}, [r0,:64], r1
bgt x264_pixel_avg_w8_neon
pop {r4-r6,pc}
-.endfunc
+endfunc
-function x264_pixel_avg_w16_neon
+function x264_pixel_avg_w16_neon, export=0
subs lr, lr, #4
vld1.64 {d0-d1}, [r2], r3
vld1.64 {d2-d3}, [r4], r5
vst1.64 {d6-d7}, [r0,:128], r1
bgt x264_pixel_avg_w16_neon
pop {r4-r6,pc}
-.endfunc
+endfunc
function x264_pixel_avg2_w4_neon
vst1.32 {d1[0]}, [r0,:32], r1
bgt avg2_w4_loop
pop {pc}
-.endfunc
+endfunc
function x264_pixel_avg2_w8_neon
ldr ip, [sp, #4]
vst1.64 {d1}, [r0,:64], r1
bgt avg2_w8_loop
pop {pc}
-.endfunc
+endfunc
function x264_pixel_avg2_w16_neon
ldr ip, [sp, #4]
vst1.64 {d4-d5}, [r0,:128], r1
bgt avg2_w16_loop
pop {pc}
-.endfunc
+endfunc
function x264_pixel_avg2_w20_neon
ldr ip, [sp, #4]
vst1.32 {d6[0]}, [r0,:32], r1
bgt avg2_w20_loop
pop {pc}
-.endfunc
+endfunc
+
+
+.macro weight_prologue type
+ push {r4-r5,lr}
+ ldr r4, [sp, #4*3] // weight_t
+ ldr ip, [sp, #4*3+4] // h
+.ifc \type, full
+ ldr lr, [r4, #32] // denom
+.endif
+ ldrd r4, r5, [r4, #32+4] // scale, offset
+ vdup.8 d0, r4
+ vdup.16 q1, r5
+.ifc \type, full
+ rsb lr, lr, #0
+ vdup.16 q2, lr
+.endif
+.endm
+
+// void mc_weight( uint8_t *src, intptr_t src_stride, uint8_t *dst, intptr_t dst_stride,
+// const x264_weight_t *weight, int height )
+function x264_mc_weight_w20_neon
+ weight_prologue full
+ sub r1, #16
+weight20_loop:
+ subs ip, #2
+ vld1.8 {d17-d19}, [r2], r3
+ vmull.u8 q10, d17, d0
+ vmull.u8 q11, d18, d0
+ vld1.8 {d16-d18}, [r2], r3
+ vmull.u8 q12, d16, d0
+ vmull.u8 q13, d17, d0
+ vtrn.32 d19, d18
+ vmull.u8 q14, d19, d0
+ vrshl.s16 q10, q10, q2
+ vrshl.s16 q11, q11, q2
+ vrshl.s16 q12, q12, q2
+ vrshl.s16 q13, q13, q2
+ vrshl.s16 q14, q14, q2
+ vadd.s16 q10, q10, q1
+ vadd.s16 q11, q11, q1
+ vadd.s16 q12, q12, q1
+ vadd.s16 q13, q13, q1
+ vadd.s16 q14, q14, q1
+ vqmovun.s16 d16, q10
+ vqmovun.s16 d17, q11
+ vqmovun.s16 d18, q12
+ vqmovun.s16 d19, q13
+ vqmovun.s16 d20, q14
+ vst1.8 {d16-d17}, [r0,:128]!
+ vst1.32 {d20[0]}, [r0,:32], r1
+ vst1.8 {d18-d19}, [r0,:128]!
+ vst1.32 {d20[1]}, [r0,:32], r1
+ bgt weight20_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w16_neon
+ weight_prologue full
+weight16_loop:
+ subs ip, #2
+ vld1.8 {d16-d17}, [r2], r3
+ vld1.8 {d18-d19}, [r2], r3
+ vmull.u8 q10, d16, d0
+ vmull.u8 q11, d17, d0
+ vmull.u8 q12, d18, d0
+ vmull.u8 q13, d19, d0
+ vrshl.s16 q10, q10, q2
+ vrshl.s16 q11, q11, q2
+ vrshl.s16 q12, q12, q2
+ vrshl.s16 q13, q13, q2
+ vadd.s16 q10, q10, q1
+ vadd.s16 q11, q11, q1
+ vadd.s16 q12, q12, q1
+ vadd.s16 q13, q13, q1
+ vqmovun.s16 d16, q10
+ vqmovun.s16 d17, q11
+ vqmovun.s16 d18, q12
+ vqmovun.s16 d19, q13
+ vst1.8 {d16-d17}, [r0,:128], r1
+ vst1.8 {d18-d19}, [r0,:128], r1
+ bgt weight16_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w8_neon
+ weight_prologue full
+weight8_loop:
+ subs ip, #2
+ vld1.8 {d16}, [r2], r3
+ vld1.8 {d18}, [r2], r3
+ vmull.u8 q8, d16, d0
+ vmull.u8 q9, d18, d0
+ vrshl.s16 q8, q8, q2
+ vrshl.s16 q9, q9, q2
+ vadd.s16 q8, q8, q1
+ vadd.s16 q9, q9, q1
+ vqmovun.s16 d16, q8
+ vqmovun.s16 d18, q9
+ vst1.8 {d16}, [r0,:64], r1
+ vst1.8 {d18}, [r0,:64], r1
+ bgt weight8_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w4_neon
+ weight_prologue full
+weight4_loop:
+ subs ip, #2
+ vld1.32 {d16[0]}, [r2], r3
+ vld1.32 {d16[1]}, [r2], r3
+ vmull.u8 q8, d16, d0
+ vrshl.s16 q8, q8, q2
+ vadd.s16 q8, q8, q1
+ vqmovun.s16 d16, q8
+ vst1.32 {d16[0]}, [r0], r1
+ vst1.32 {d16[1]}, [r0], r1
+ bgt weight4_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w20_nodenom_neon
+ weight_prologue nodenom
+ sub r1, #16
+weight20_nodenom_loop:
+ subs ip, #2
+ vld1.8 {d26-d28}, [r2], r3
+ vmov q8, q1
+ vmov q9, q1
+ vld1.8 {d29-d31}, [r2], r3
+ vmov q10, q1
+ vmov q11, q1
+ vmov q12, q1
+ vtrn.32 d28, d31
+ vmlal.u8 q8, d26, d0
+ vmlal.u8 q9, d27, d0
+ vmlal.u8 q10, d29, d0
+ vmlal.u8 q11, d30, d0
+ vmlal.u8 q12, d28, d0
+ vqmovun.s16 d16, q8
+ vqmovun.s16 d17, q9
+ vqmovun.s16 d18, q10
+ vqmovun.s16 d19, q11
+ vqmovun.s16 d20, q12
+ vst1.8 {d16-d17}, [r0,:128]!
+ vst1.32 {d20[0]}, [r0,:32], r1
+ vst1.8 {d18-d19}, [r0,:128]!
+ vst1.32 {d20[1]}, [r0,:32], r1
+ bgt weight20_nodenom_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w16_nodenom_neon
+ weight_prologue nodenom
+weight16_nodenom_loop:
+ subs ip, #2
+ vld1.8 {d16-d17}, [r2], r3
+ vld1.8 {d18-d19}, [r2], r3
+ vmov q12, q1
+ vmov q13, q1
+ vmov q14, q1
+ vmov q15, q1
+ vmlal.u8 q12, d16, d0
+ vmlal.u8 q13, d17, d0
+ vmlal.u8 q14, d18, d0
+ vmlal.u8 q15, d19, d0
+ vqmovun.s16 d16, q12
+ vqmovun.s16 d17, q13
+ vqmovun.s16 d18, q14
+ vqmovun.s16 d19, q15
+ vst1.8 {d16-d17}, [r0,:128], r1
+ vst1.8 {d18-d19}, [r0,:128], r1
+ bgt weight16_nodenom_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w8_nodenom_neon
+ weight_prologue nodenom
+weight8_nodenom_loop:
+ subs ip, #2
+ vld1.8 {d16}, [r2], r3
+ vld1.8 {d18}, [r2], r3
+ vmov q10, q1
+ vmov q11, q1
+ vmlal.u8 q10, d16, d0
+ vmlal.u8 q11, d18, d0
+ vqmovun.s16 d16, q10
+ vqmovun.s16 d17, q11
+ vst1.8 {d16}, [r0,:64], r1
+ vst1.8 {d17}, [r0,:64], r1
+ bgt weight8_nodenom_loop
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mc_weight_w4_nodenom_neon
+ weight_prologue nodenom
+weight4_nodenom_loop:
+ subs ip, #2
+ vld1.32 {d16[0]}, [r2], r3
+ vld1.32 {d16[1]}, [r2], r3
+ vmov q10, q1
+ vmlal.u8 q10, d16, d0
+ vqmovun.s16 d16, q10
+ vst1.32 {d16[0]}, [r0], r1
+ vst1.32 {d16[1]}, [r0], r1
+ bgt weight4_nodenom_loop
+ pop {r4-r5,pc}
+endfunc
+
+.macro weight_simple_prologue
+ push {lr}
+ ldr lr, [sp, #4] // weight_t
+ ldr ip, [sp, #8] // h
+ ldr lr, [lr] // offset
+ vdup.8 q1, lr
+.endm
+
+.macro weight_simple name op
+function x264_mc_weight_w20_\name\()_neon
+ weight_simple_prologue
+weight20_\name\()_loop:
+ subs ip, #2
+ vld1.8 {d16-d18}, [r2], r3
+ vld1.8 {d19-d21}, [r2], r3
+ \op q8, q8, q1
+ \op q9, q9, q1
+ \op q10, q10, q1
+ vst1.8 {d16-d18}, [r0,:64], r1
+ vst1.8 {d19-d21}, [r0,:64], r1
+ bgt weight20_\name\()_loop
+ pop {pc}
+endfunc
+
+function x264_mc_weight_w16_\name\()_neon
+ weight_simple_prologue
+weight16_\name\()_loop:
+ subs ip, #2
+ vld1.8 {d16-d17}, [r2], r3
+ vld1.8 {d18-d19}, [r2], r3
+ \op q8, q8, q1
+ \op q9, q9, q1
+ vst1.8 {d16-d17}, [r0,:128], r1
+ vst1.8 {d18-d19}, [r0,:128], r1
+ bgt weight16_\name\()_loop
+ pop {pc}
+endfunc
+
+function x264_mc_weight_w8_\name\()_neon
+ weight_simple_prologue
+weight8_\name\()_loop:
+ subs ip, #2
+ vld1.8 {d16}, [r2], r3
+ vld1.8 {d17}, [r2], r3
+ \op q8, q8, q1
+ vst1.8 {d16}, [r0,:64], r1
+ vst1.8 {d17}, [r0,:64], r1
+ bgt weight8_\name\()_loop
+ pop {pc}
+endfunc
+
+function x264_mc_weight_w4_\name\()_neon
+ weight_simple_prologue
+weight4_\name\()_loop:
+ subs ip, #2
+ vld1.32 {d16[]}, [r2], r3
+ vld1.32 {d17[]}, [r2], r3
+ \op q8, q8, q1
+ vst1.32 {d16[0]}, [r0], r1
+ vst1.32 {d17[0]}, [r0], r1
+ bgt weight4_\name\()_loop
+ pop {pc}
+endfunc
+.endm
+
+weight_simple offsetadd, vqadd.u8
+weight_simple offsetsub, vqsub.u8
-// void mc_copy( uint8_t *dst, int dst_stride, uint8_t *src, int src_stride, int height )
+// void mc_copy( uint8_t *dst, intptr_t dst_stride, uint8_t *src, intptr_t src_stride, int height )
function x264_mc_copy_w4_neon
ldr ip, [sp]
copy_w4_loop:
vst1.32 {d3[0]}, [r0,:32], r1
bgt copy_w4_loop
bx lr
-.endfunc
+endfunc
function x264_mc_copy_w8_neon
ldr ip, [sp]
vst1.32 {d3}, [r0,:64], r1
bgt copy_w8_loop
bx lr
-.endfunc
+endfunc
function x264_mc_copy_w16_neon
ldr ip, [sp]
vst1.32 {d6-d7}, [r0,:128], r1
bgt copy_w16_loop
bx lr
-.endfunc
+endfunc
function x264_mc_copy_w16_aligned_neon
ldr ip, [sp]
vst1.32 {d6-d7}, [r0,:128], r1
bgt copy_w16_aligned_loop
bx lr
-.endfunc
+endfunc
-// void x264_mc_chroma_neon( uint8_t *dst, int i_dst_stride,
-// uint8_t *src, int i_src_stride,
+// void x264_mc_chroma_neon( uint8_t *dst, intptr_t i_dst_stride,
+// uint8_t *src, intptr_t i_src_stride,
// int dx, int dy, int i_width, int i_height );
+
function x264_mc_chroma_neon
- push {r4-r6, lr}
- ldrd r4, [sp, #16]
- ldr r6, [sp, #24]
+ push {r4-r8, lr}
+ vpush {d8-d11}
+ ldrd r4, r5, [sp, #56]
+ ldrd r6, r7, [sp, #64]
- asr lr, r5, #3
- mul lr, r3, lr
- add r2, r2, r4, asr #3
- cmp r6, #4
- add r2, r2, lr
+ asr lr, r6, #3
+ mul lr, r4, lr
+ add r3, r3, r5, asr #2
+ cmp r7, #4
- and r4, r4, #7
and r5, r5, #7
- pld [r2]
- pld [r2, r3]
+ and r6, r6, #7
+
+ add r3, r3, lr
+ bic r3, r3, #0x1
+
+ pld [r3]
+ pld [r3, r4]
bgt mc_chroma_w8
beq mc_chroma_w4
-// calculate cA cB cC cD
-.macro CHROMA_MC_START r0 r1
- muls lr, r4, r5
- rsb r6, lr, r5, lsl #3
- rsb ip, lr, r4, lsl #3
- sub r4, lr, r4, lsl #3
- sub r4, r4, r5, lsl #3
- add r4, r4, #64
+.macro CHROMA_MC_START r00, r01, r10, r11
+ muls lr, r5, r6
+ rsb r7, lr, r6, lsl #3
+ rsb ip, lr, r5, lsl #3
+ sub r5, lr, r5, lsl #3
+ sub r5, r5, r6, lsl #3
+ add r5, r5, #64
beq 2f
+ vld2.8 {\r00-\r01}, [r3], r4
- add r5, r2, r3
+ vdup.8 d0, r5
+ vdup.8 d1, ip
- vdup.8 d0, r4
- lsl r3, r3, #1
- vdup.8 d1, ip
- vld1.64 {\r0}, [r2], r3
- vdup.8 d2, r6
- vld1.64 {\r1}, [r5], r3
- vdup.8 d3, lr
- ldr r4, [sp, #28]
-
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
+ vdup.8 d2, r7
+ vld2.8 {\r10-\r11}, [r3], r4
+ vdup.8 d3, lr
+ ldr r5, [sp, #72]
.endm
.macro CHROMA_MC width, align
mc_chroma_w\width:
- CHROMA_MC_START d4, d6
+ CHROMA_MC_START d4, d5, d8, d9
+ vext.8 d6, d4, d6, #1
+ vext.8 d7, d5, d7, #1
+ vext.8 d10, d8, d10, #1
+ vext.8 d11, d9, d11, #1
// since the element size varies, there's a different index for the 2nd store
.if \width == 4
.set st2, 1
.set st2, 2
.endif
- vtrn.32 d4, d5
- vtrn.32 d6, d7
+ vtrn.32 d4, d6
+ vtrn.32 d5, d7
+ vtrn.32 d8, d10
+ vtrn.32 d9, d11
- vtrn.32 d0, d1
- vtrn.32 d2, d3
+ vtrn.32 d0, d1
+ vtrn.32 d2, d3
1: // height loop, interpolate xy
- pld [r5]
+
vmull.u8 q8, d4, d0
- vmlal.u8 q8, d6, d2
- vld1.64 {d4}, [r2], r3
- vext.8 d5, d4, d5, #1
- vtrn.32 d4, d5
- vmull.u8 q9, d6, d0
- vmlal.u8 q9, d4, d2
- vld1.64 {d6}, [r5], r3
+ vmlal.u8 q8, d8, d2
+ vmull.u8 q9, d5, d0
+ vmlal.u8 q9, d9, d2
+
+ vld2.8 {d4-d5}, [r3], r4
+
+ vext.8 d6, d4, d6, #1
+ vext.8 d7, d5, d7, #1
+
vadd.i16 d16, d16, d17
vadd.i16 d17, d18, d19
+
+ vtrn.32 d4, d6
+ vtrn.32 d5, d7
+
+ vmull.u8 q10, d8, d0
+ vmlal.u8 q10, d4, d2
+ vmull.u8 q11, d9, d0
+ vmlal.u8 q11, d5, d2
+
+ vld2.8 {d8-d9}, [r3], r4
+
vrshrn.u16 d16, q8, #6
- subs r4, r4, #2
- pld [r2]
- vext.8 d7, d6, d7, #1
- vtrn.32 d6, d7
- vst1.\align {d16[0]}, [r0,:\align], r1
- vst1.\align {d16[st2]}, [r0,:\align], r1
+
+ vext.8 d10, d8, d10, #1
+ vext.8 d11, d9, d11, #1
+
+ vadd.i16 d18, d20, d21
+ vadd.i16 d19, d22, d23
+
+ vtrn.32 d8, d10
+ vtrn.32 d9, d11
+
+ vrshrn.u16 d18, q9, #6
+
+ subs r5, r5, #2
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.\align {d16[0]}, [r0,:\align], r2
+ vst1.\align {d16[st2]}, [r1,:\align], r2
+ vst1.\align {d18[0]}, [r0,:\align], r2
+ vst1.\align {d18[st2]}, [r1,:\align], r2
bgt 1b
- pop {r4-r6, pc}
+ vpop {d8-d11}
+ pop {r4-r8, pc}
2: // dx or dy are 0
- tst r6, r6
- add ip, ip, r6
- vdup.8 d0, r4
+ tst r7, r7
+ add ip, ip, r7
+ vdup.8 d0, r5
+ ldr r5, [sp, #72]
vdup.8 d1, ip
- vtrn.32 d0, d1
- ldr r4, [sp, #28]
beq 4f
- vext.32 d1, d0, d1, #1
- add r5, r2, r3
- lsl r3, r3, #1
- vld1.32 {d4[0]}, [r2], r3
- vld1.32 {d4[1]}, [r5], r3
+ vld1.64 {d4}, [r3], r4
+ vld1.64 {d6}, [r3], r4
3: // vertical interpolation loop
- pld [r5]
+
vmull.u8 q8, d4, d0
- vld1.32 {d4[0]}, [r2], r3
- vmull.u8 q9, d4, d1
- vld1.32 {d4[1]}, [r5], r3
- vadd.i16 d16, d16, d17
- vadd.i16 d17, d18, d19
- vrshrn.u16 d16, q8, #6
- subs r4, r4, #2
- pld [r2]
- vst1.\align {d16[0]}, [r0,:\align], r1
- vst1.\align {d16[st2]}, [r0,:\align], r1
+ vmlal.u8 q8, d6, d1
+ vmull.u8 q9, d6, d0
+ vld1.64 {d4}, [r3], r4
+ vmlal.u8 q9, d4, d1
+ vld1.64 {d6}, [r3], r4
+
+ vrshrn.u16 d16, q8, #6 // uvuvuvuv
+ vrshrn.u16 d17, q9, #6 // uvuvuvuv
+ subs r5, r5, #2
+ vuzp.8 d16, d17 // d16=uuuu|uuuu, d17=vvvv|vvvv
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.\align {d16[0]}, [r0,:\align], r2
+ vst1.\align {d16[st2]}, [r0,:\align], r2
+ vst1.\align {d17[0]}, [r1,:\align], r2
+ vst1.\align {d17[st2]}, [r1,:\align], r2
bgt 3b
- pop {r4-r6, pc}
+ vpop {d8-d11}
+ pop {r4-r8, pc}
4: // dy is 0
- vld1.64 {d4}, [r2], r3
- vld1.64 {d6}, [r2], r3
- vext.8 d5, d4, d5, #1
- vext.8 d7, d6, d7, #1
- vtrn.32 d4, d5
- vtrn.32 d6, d7
+
+ vld1.64 {d4-d5}, [r3], r4
+ vld1.64 {d6-d7}, [r3], r4
+
+ vext.8 d5, d4, d5, #2
+ vext.8 d7, d6, d7, #2
5: // horizontal interpolation loop
+
vmull.u8 q8, d4, d0
+ vmlal.u8 q8, d5, d1
vmull.u8 q9, d6, d0
- subs r4, r4, #2
- vld1.64 {d4}, [r2], r3
- vext.8 d5, d4, d5, #1
- vtrn.32 d4, d5
- vadd.i16 d16, d16, d17
- vadd.i16 d17, d18, d19
- pld [r2]
+ vmlal.u8 q9, d7, d1
+
+ subs r5, r5, #2
+ vld1.64 {d4-d5}, [r3], r4
+ vld1.64 {d6-d7}, [r3], r4
+ vext.8 d5, d4, d5, #2
vrshrn.u16 d16, q8, #6
- vld1.64 {d6}, [r2], r3
- vext.8 d7, d6, d7, #1
- vtrn.32 d6, d7
- pld [r2]
- vst1.\align {d16[0]}, [r0,:\align], r1
- vst1.\align {d16[st2]}, [r0,:\align], r1
+ vrshrn.u16 d17, q9, #6
+ vext.8 d7, d6, d7, #2
+ vuzp.8 d16, d17
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.\align {d16[0]}, [r0,:\align], r2
+ vst1.\align {d16[st2]}, [r0,:\align], r2
+ vst1.\align {d17[0]}, [r1,:\align], r2
+ vst1.\align {d17[st2]}, [r1,:\align], r2
bgt 5b
- pop {r4-r6, pc}
+ vpop {d8-d11}
+ pop {r4-r8, pc}
.endm
- CHROMA_MC 2, 16
- CHROMA_MC 4, 32
+ CHROMA_MC 2, 16
+ CHROMA_MC 4, 32
-// the optimial timing for width 8 is different enough that it's not
-// readable to put it in the same macro as width 2/4
mc_chroma_w8:
- CHROMA_MC_START d4-d5, d6-d7
+ CHROMA_MC_START d4, d7, d8, d11
+ vext.8 d5, d4, d5, #1
+ vext.8 d9, d8, d9, #1
+ vext.8 d7, d6, d7, #1
+ vext.8 d11, d10, d11, #1
1: // height loop, interpolate xy
- pld [r5]
vmull.u8 q8, d4, d0
vmlal.u8 q8, d5, d1
- vld1.64 {d4, d5}, [r2], r3
- vmlal.u8 q8, d6, d2
- vext.8 d5, d4, d5, #1
- vmlal.u8 q8, d7, d3
+ vmlal.u8 q8, d8, d2
+ vmlal.u8 q8, d9, d3
+
vmull.u8 q9, d6, d0
- subs r4, r4, #2
vmlal.u8 q9, d7, d1
- vmlal.u8 q9, d4, d2
- vmlal.u8 q9, d5, d3
+ vmlal.u8 q9, d10, d2
+ vmlal.u8 q9, d11, d3
+
+ vld2.8 {d4-d7}, [r3], r4
+
+ vext.8 d5, d4, d5, #1
+ vext.8 d7, d6, d7, #1
+
+ vmull.u8 q10, d8, d0
+ vmlal.u8 q10, d9, d1
+ vmlal.u8 q10, d4, d2
+ vmlal.u8 q10, d5, d3
+
+ vmull.u8 q11, d10, d0
+ vmlal.u8 q11, d11, d1
+ vmlal.u8 q11, d6, d2
+ vmlal.u8 q11, d7, d3
+
+ subs r5, r5, #2
+ vld2.8 {d8-d11}, [r3], r4
+
vrshrn.u16 d16, q8, #6
- vld1.64 {d6, d7}, [r5], r3
- pld [r2]
vrshrn.u16 d17, q9, #6
- vext.8 d7, d6, d7, #1
- vst1.64 {d16}, [r0,:64], r1
- vst1.64 {d17}, [r0,:64], r1
+ vrshrn.u16 d18, q10, #6
+ vext.8 d9, d8, d9, #1
+ vrshrn.u16 d19, q11, #6
+ vext.8 d11, d10, d11, #1
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.64 {d16}, [r0,:64], r2
+ vst1.64 {d17}, [r1,:64], r2
+ vst1.64 {d18}, [r0,:64], r2
+ vst1.64 {d19}, [r1,:64], r2
+
bgt 1b
- pop {r4-r6, pc}
+ vpop {d8-d11}
+ pop {r4-r8, pc}
2: // dx or dy are 0
- tst r6, r6
- add ip, ip, r6
- vdup.8 d0, r4
+ tst r7, r7
+ add ip, ip, r7
+ vdup.8 d0, r5
+ ldr r5, [sp, #72]
vdup.8 d1, ip
- ldr r4, [sp, #28]
beq 4f
- add r5, r2, r3
- lsl r3, r3, #1
- vld1.64 {d4}, [r2], r3
- vld1.64 {d6}, [r5], r3
+ vld2.8 {d4-d5}, [r3], r4
+ vld2.8 {d6-d7}, [r3], r4
3: // vertical interpolation loop
- pld [r5]
- vmull.u8 q8, d4, d0
+ vmull.u8 q8, d4, d0 //U
vmlal.u8 q8, d6, d1
- vld1.64 {d4}, [r2], r3
- vmull.u8 q9, d6, d0
- vmlal.u8 q9, d4, d1
- vld1.64 {d6}, [r5], r3
+ vmull.u8 q9, d5, d0 //V
+ vmlal.u8 q9, d7, d1
+
+ vld2.8 {d4-d5}, [r3], r4
+
+ vmull.u8 q10, d6, d0
+ vmlal.u8 q10, d4, d1
+ vmull.u8 q11, d7, d0
+ vmlal.u8 q11, d5, d1
+
+ vld2.8 {d6-d7}, [r3], r4
+
vrshrn.u16 d16, q8, #6
vrshrn.u16 d17, q9, #6
- subs r4, r4, #2
- pld [r2]
- vst1.64 {d16}, [r0,:64], r1
- vst1.64 {d17}, [r0,:64], r1
+ vrshrn.u16 d18, q10, #6
+ vrshrn.u16 d19, q11, #6
+ subs r5, r5, #2
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.64 {d16}, [r0,:64], r2
+ vst1.64 {d17}, [r1,:64], r2
+ vst1.64 {d18}, [r0,:64], r2
+ vst1.64 {d19}, [r1,:64], r2
+
bgt 3b
- pop {r4-r6, pc}
+ vpop {d8-d11}
+ pop {r4-r8, pc}
4: // dy is 0
- vld1.64 {d4, d5}, [r2], r3
- vld1.64 {d6, d7}, [r2], r3
+
+ vld2.8 {d4-d7}, [r3], r4
+ vld2.8 {d8-d11}, [r3], r4
vext.8 d5, d4, d5, #1
vext.8 d7, d6, d7, #1
+ vext.8 d9, d8, d9, #1
+ vext.8 d11, d10, d11, #1
5: // horizontal interpolation loop
- pld [r2]
- subs r4, r4, #2
- vmull.u8 q8, d4, d0
+ subs r5, r5, #2
+ vmull.u8 q8, d4, d0 //U
vmlal.u8 q8, d5, d1
- vld1.64 {d4, d5}, [r2], r3
- vmull.u8 q9, d6, d0
+ vmull.u8 q9, d6, d0 //V
vmlal.u8 q9, d7, d1
- pld [r2]
+
+ vld2.8 {d4-d7}, [r3], r4
+
+ vmull.u8 q10, d8, d0
+ vmlal.u8 q10, d9, d1
+ vmull.u8 q11, d10, d0
+ vmlal.u8 q11, d11, d1
+
+ vld2.8 {d8-d11}, [r3], r4
+
vext.8 d5, d4, d5, #1
vrshrn.u16 d16, q8, #6
- vrshrn.u16 d17, q9, #6
- vld1.64 {d6, d7}, [r2], r3
vext.8 d7, d6, d7, #1
- vst1.64 {d16}, [r0,:64], r1
- vst1.64 {d17}, [r0,:64], r1
+ vrshrn.u16 d17, q9, #6
+ vext.8 d9, d8, d9, #1
+ vrshrn.u16 d18, q10, #6
+ vext.8 d11, d10, d11, #1
+ vrshrn.u16 d19, q11, #6
+
+ pld [r3]
+ pld [r3, r4]
+
+ vst1.64 {d16}, [r0,:64], r2
+ vst1.64 {d17}, [r1,:64], r2
+ vst1.64 {d18}, [r0,:64], r2
+ vst1.64 {d19}, [r1,:64], r2
bgt 5b
- pop {r4-r6, pc}
-.endfunc
+ vpop {d8-d11}
+ pop {r4-r8, pc}
+endfunc
-// hpel_filter_v( uint8_t *dst, uint8_t *src, int16_t *buf, int stride, int width)
+
+// hpel_filter_v( uint8_t *dst, uint8_t *src, int16_t *buf, intptr_t stride, int width )
function x264_hpel_filter_v_neon
ldr ip, [sp]
sub r1, r1, r3, lsl #1
vst1.64 {d0-d1}, [r0,:128]!
bgt filter_v_loop
pop {pc}
-.endfunc
+endfunc
// hpel_filter_c( uint8_t *dst, int16_t *buf, int width );
function x264_hpel_filter_c_neon
vst1.64 {d30-d31}, [r0,:128]!
bgt filter_c_loop
bx lr
-.endfunc
+endfunc
// hpel_filter_h( uint8_t *dst, uint8_t *src, int width );
function x264_hpel_filter_h_neon
vst1.64 {d6-d7}, [r0,:128]!
bgt filter_h_loop
bx lr
-.endfunc
+endfunc
// frame_init_lowres_core( uint8_t *src0, uint8_t *dst0, uint8_t *dsth, uint8_t *dstv,
-// uint8_t *dstc, int src_stride, int dst_stride, int width,
+// uint8_t *dstc, intptr_t src_stride, intptr_t dst_stride, int width,
// int height )
function x264_frame_init_lowres_core_neon
push {r4-r10,lr}
vpush {d8-d15}
- ldrd r4, [sp, #96]
- ldrd r6, [sp, #104]
+ ldrd r4, r5, [sp, #96]
+ ldrd r6, r7, [sp, #104]
ldr lr, [sp, #112]
sub r10, r6, r7 // dst_stride - width
and r10, r10, #~15
vpop {d8-d15}
pop {r4-r10,pc}
-.endfunc
+endfunc
+
+function x264_load_deinterleave_chroma_fdec_neon
+ mov ip, #FDEC_STRIDE/2
+1:
+ vld2.8 {d0-d1}, [r1,:128], r2
+ subs r3, r3, #1
+ pld [r1]
+ vst1.8 {d0}, [r0,:64], ip
+ vst1.8 {d1}, [r0,:64], ip
+ bgt 1b
+
+ bx lr
+endfunc
+
+function x264_load_deinterleave_chroma_fenc_neon
+ mov ip, #FENC_STRIDE/2
+1:
+ vld2.8 {d0-d1}, [r1,:128], r2
+ subs r3, r3, #1
+ pld [r1]
+ vst1.8 {d0}, [r0,:64], ip
+ vst1.8 {d1}, [r0,:64], ip
+ bgt 1b
+
+ bx lr
+endfunc
+
+function x264_plane_copy_neon
+ push {r4,lr}
+ ldr r4, [sp, #8]
+ ldr lr, [sp, #12]
+ add r12, r4, #15
+ bic r4, r12, #15
+ sub r1, r1, r4
+ sub r3, r3, r4
+1:
+ mov r12, r4
+16:
+ tst r12, #16
+ beq 32f
+ subs r12, r12, #16
+ vld1.8 {q0}, [r2]!
+ vst1.8 {q0}, [r0]!
+ beq 0f
+32:
+ subs r12, r12, #32
+ vld1.8 {q0, q1}, [r2]!
+ vst1.8 {q0, q1}, [r0]!
+ bgt 32b
+0:
+ subs lr, lr, #1
+ add r2, r2, r3
+ add r0, r0, r1
+ bgt 1b
+
+ pop {r4,pc}
+endfunc
+
+function x264_plane_copy_deinterleave_neon
+ push {r4-r7, lr}
+ ldrd r6, r7, [sp, #28]
+ ldrd r4, r5, [sp, #20]
+ add lr, r6, #15
+ bic lr, lr, #15
+ sub r1, r1, lr
+ sub r3, r3, lr
+ sub r5, r5, lr, lsl #1
+block:
+ vld2.8 {d0-d3}, [r4,:128]!
+ subs lr, lr, #16
+ vst1.8 {q0}, [r0]!
+ vst1.8 {q1}, [r2]!
+ bgt block
+
+ add r4, r4, r5
+ subs r7, r7, #1
+ add r0, r0, r1
+ add r2, r2, r3
+ mov lr, r6
+ bgt block
+
+ pop {r4-r7, pc}
+endfunc
+
+function x264_plane_copy_deinterleave_rgb_neon
+ push {r4-r8, r10, r11, lr}
+ ldrd r4, r5, [sp, #32]
+ ldrd r6, r7, [sp, #40]
+ ldr r8, [sp, #48]
+ ldrd r10, r11, [sp, #52]
+ add lr, r10, #7
+ subs r8, r8, #3
+ bic lr, lr, #7
+ sub r7, r7, lr, lsl #1
+ sub r1, r1, lr
+ sub r3, r3, lr
+ sub r5, r5, lr
+ subne r7, r7, lr, lsl #1
+ subeq r7, r7, lr
+ bne block4
+block3:
+ vld3.8 {d0,d1,d2}, [r6]!
+ subs lr, lr, #8
+ vst1.8 {d0}, [r0]!
+ vst1.8 {d1}, [r2]!
+ vst1.8 {d2}, [r4]!
+ bgt block3
+
+ subs r11, r11, #1
+ add r0, r0, r1
+ add r2, r2, r3
+ add r4, r4, r5
+ add r6, r6, r7
+ mov lr, r10
+ bgt block3
+
+ pop {r4-r8, r10, r11, pc}
+block4:
+ vld4.8 {d0,d1,d2,d3}, [r6]!
+ subs lr, lr, #8
+ vst1.8 {d0}, [r0]!
+ vst1.8 {d1}, [r2]!
+ vst1.8 {d2}, [r4]!
+ bgt block4
+
+ subs r11, r11, #1
+ add r0, r0, r1
+ add r2, r2, r3
+ add r4, r4, r5
+ add r6, r6, r7
+ mov lr, r10
+ bgt block4
+
+ pop {r4-r8, r10, r11, pc}
+endfunc
+
+function x264_plane_copy_interleave_neon
+ push {r4-r7, lr}
+ ldrd r6, r7, [sp, #28]
+ ldrd r4, r5, [sp, #20]
+ add lr, r6, #15
+ bic lr, lr, #15
+ sub r1, r1, lr, lsl #1
+ sub r3, r3, lr
+ sub r5, r5, lr
+blocki:
+ vld1.8 {q0}, [r2]!
+ vld1.8 {q1}, [r4]!
+ subs lr, lr, #16
+ vst2.8 {d0,d2}, [r0]!
+ vst2.8 {d1,d3}, [r0]!
+ bgt blocki
+
+ subs r7, r7, #1
+ add r0, r0, r1
+ add r2, r2, r3
+ add r4, r4, r5
+ mov lr, r6
+ bgt blocki
+
+ pop {r4-r7, pc}
+endfunc
+
+function x264_plane_copy_swap_neon
+ push {r4-r5, lr}
+ ldrd r4, r5, [sp, #12]
+ add lr, r4, #15
+ bic lr, lr, #15
+ sub r1, r1, lr, lsl #1
+ sub r3, r3, lr, lsl #1
+1:
+ vld1.8 {q0, q1}, [r2]!
+ subs lr, lr, #16
+ vrev16.8 q0, q0
+ vrev16.8 q1, q1
+ vst1.8 {q0, q1}, [r0]!
+ bgt 1b
+
+ subs r5, r5, #1
+ add r0, r0, r1
+ add r2, r2, r3
+ mov lr, r4
+ bgt 1b
+
+ pop {r4-r5, pc}
+endfunc
+
+function x264_store_interleave_chroma_neon
+ push {lr}
+ ldr lr, [sp, #4]
+ mov ip, #FDEC_STRIDE
+1:
+ vld1.8 {d0}, [r2], ip
+ vld1.8 {d1}, [r3], ip
+ subs lr, lr, #1
+ vst2.8 {d0,d1}, [r0,:128], r1
+ bgt 1b
+
+ pop {pc}
+endfunc
+
+.macro integral4h p1, p2
+ vext.8 d1, \p1, \p2, #1
+ vext.8 d2, \p1, \p2, #2
+ vext.8 d3, \p1, \p2, #3
+ vaddl.u8 q0, \p1, d1
+ vaddl.u8 q1, d2, d3
+ vadd.u16 q0, q0, q1
+ vadd.u16 q0, q0, q2
+.endm
+
+function integral_init4h_neon
+ sub r3, r0, r2, lsl #1
+ vld1.8 {d6, d7}, [r1, :128]!
+1:
+ subs r2, r2, #16
+ vld1.16 {q2}, [r3, :128]!
+ integral4h d6, d7
+ vld1.8 {d6}, [r1, :64]!
+ vld1.16 {q2}, [r3, :128]!
+ vst1.16 {q0}, [r0, :128]!
+ integral4h d7, d6
+ vld1.8 {d7}, [r1, :64]!
+ vst1.16 {q0}, [r0, :128]!
+ bgt 1b
+ bx lr
+endfunc
+
+.macro integral8h p1, p2, s
+ vext.8 d1, \p1, \p2, #1
+ vext.8 d2, \p1, \p2, #2
+ vext.8 d3, \p1, \p2, #3
+ vext.8 d4, \p1, \p2, #4
+ vext.8 d5, \p1, \p2, #5
+ vext.8 d6, \p1, \p2, #6
+ vext.8 d7, \p1, \p2, #7
+ vaddl.u8 q0, \p1, d1
+ vaddl.u8 q1, d2, d3
+ vaddl.u8 q2, d4, d5
+ vaddl.u8 q3, d6, d7
+ vadd.u16 q0, q0, q1
+ vadd.u16 q2, q2, q3
+ vadd.u16 q0, q0, q2
+ vadd.u16 q0, q0, \s
+.endm
+
+function integral_init8h_neon
+ sub r3, r0, r2, lsl #1
+ vld1.8 {d16, d17}, [r1, :128]!
+1:
+ subs r2, r2, #16
+ vld1.16 {q9}, [r3, :128]!
+ integral8h d16, d17, q9
+ vld1.8 {d16}, [r1, :64]!
+ vld1.16 {q9}, [r3, :128]!
+ vst1.16 {q0}, [r0, :128]!
+ integral8h d17, d16, q9
+ vld1.8 {d17}, [r1, :64]!
+ vst1.16 {q0}, [r0, :128]!
+ bgt 1b
+ bx lr
+endfunc
+
+function integral_init4v_neon
+ push {r4-r5}
+ mov r3, r0
+ add r4, r0, r2, lsl #3
+ add r5, r0, r2, lsl #4
+ sub r2, r2, #8
+ vld1.16 {q11, q12}, [r3]!
+ vld1.16 {q8, q9}, [r5]!
+ vld1.16 {q13}, [r3]!
+ vld1.16 {q10}, [r5]!
+1:
+ subs r2, r2, #16
+ vld1.16 {q14, q15}, [r4]!
+ vext.8 q0, q11, q12, #8
+ vext.8 q1, q12, q13, #8
+ vext.8 q2, q8, q9, #8
+ vext.8 q3, q9, q10, #8
+ vsub.u16 q14, q14, q11
+ vsub.u16 q15, q15, q12
+ vadd.u16 q0, q0, q11
+ vadd.u16 q1, q1, q12
+ vadd.u16 q2, q2, q8
+ vadd.u16 q3, q3, q9
+ vst1.16 {q14}, [r1]!
+ vst1.16 {q15}, [r1]!
+ vmov q11, q13
+ vmov q8, q10
+ vsub.u16 q0, q2, q0
+ vsub.u16 q1, q3, q1
+ vld1.16 {q12, q13}, [r3]!
+ vld1.16 {q9, q10}, [r5]!
+ vst1.16 {q0}, [r0]!
+ vst1.16 {q1}, [r0]!
+ bgt 1b
+2:
+ pop {r4-r5}
+ bx lr
+endfunc
+
+function integral_init8v_neon
+ add r2, r0, r1, lsl #4
+ sub r1, r1, #8
+ ands r3, r1, #16 - 1
+ beq 1f
+ subs r1, r1, #8
+ vld1.16 {q0}, [r0]
+ vld1.16 {q2}, [r2]!
+ vsub.u16 q8, q2, q0
+ vst1.16 {q8}, [r0]!
+ ble 2f
+1:
+ subs r1, r1, #16
+ vld1.16 {q0, q1}, [r0]
+ vld1.16 {q2, q3}, [r2]!
+ vsub.u16 q8, q2, q0
+ vsub.u16 q9, q3, q1
+ vst1.16 {q8}, [r0]!
+ vst1.16 {q9}, [r0]!
+ bgt 1b
+2:
+ bx lr
+endfunc
+
+function x264_mbtree_propagate_cost_neon
+ push {r4-r5,lr}
+ ldrd r4, r5, [sp, #12]
+ ldr lr, [sp, #20]
+ vld1.32 {d6[], d7[]}, [r5]
+8:
+ subs lr, lr, #8
+ vld1.16 {q8}, [r1]!
+ vld1.16 {q9}, [r2]!
+ vld1.16 {q10}, [r3]!
+ vld1.16 {q11}, [r4]!
+ vbic.u16 q10, #0xc000
+ vmin.u16 q10, q9, q10
+ vmull.u16 q12, d18, d22 @ propagate_intra
+ vmull.u16 q13, d19, d23 @ propagate_intra
+ vsubl.u16 q14, d18, d20 @ propagate_num
+ vsubl.u16 q15, d19, d21 @ propagate_num
+ vmovl.u16 q10, d18 @ propagate_denom
+ vmovl.u16 q11, d19 @ propagate_denom
+ vmovl.u16 q9, d17
+ vmovl.u16 q8, d16
+ vcvt.f32.s32 q12, q12
+ vcvt.f32.s32 q13, q13
+ vcvt.f32.s32 q14, q14
+ vcvt.f32.s32 q15, q15
+ vcvt.f32.s32 q10, q10
+ vcvt.f32.s32 q11, q11
+ vrecpe.f32 q0, q10
+ vrecpe.f32 q1, q11
+ vcvt.f32.s32 q8, q8
+ vcvt.f32.s32 q9, q9
+ vrecps.f32 q10, q0, q10
+ vrecps.f32 q11, q1, q11
+ vmla.f32 q8, q12, q3 @ propagate_amount
+ vmla.f32 q9, q13, q3 @ propagate_amount
+ vmul.f32 q0, q0, q10
+ vmul.f32 q1, q1, q11
+ vmul.f32 q8, q8, q14
+ vmul.f32 q9, q9, q15
+ vmul.f32 q0, q8, q0
+ vmul.f32 q1, q9, q1
+ vcvt.s32.f32 q0, q0
+ vcvt.s32.f32 q1, q1
+ vqmovn.s32 d0, q0
+ vqmovn.s32 d1, q1
+ vst1.16 {q0}, [r0]!
+ bgt 8b
+ pop {r4-r5,pc}
+endfunc
+
+function x264_mbtree_propagate_list_internal_neon
+ vld2.16 {d4[], d5[]}, [sp] @ bipred_weight, mb_y
+ movrel r12, pw_0to15
+ vmov.u16 q10, #0xc000
+ vld1.16 {q0}, [r12, :128] @h->mb.i_mb_x,h->mb.i_mb_y
+ vmov.u32 q11, #4
+ vmov.u8 q3, #32
+ vdup.u16 q8, d5[0] @ mb_y
+ vzip.u16 q0, q8
+ ldr r12, [sp, #8]
+8:
+ subs r12, r12, #8
+ vld1.16 {q14}, [r1, :128]! @ propagate_amount
+ vld1.16 {q15}, [r2]! @ lowres_cost
+ vld1.16 {q8, q9}, [r0]!
+ vand q15, q15, q10
+ vceq.u16 q1, q15, q10
+ vmull.u16 q12, d28, d4
+ vmull.u16 q13, d29, d4
+ vrshrn.u32 d30, q12, #6
+ vrshrn.u32 d31, q13, #6
+ vbsl q1, q15, q14 @ if( lists_used == 3 )
+ @ propagate_amount = (propagate_amount * bipred_weight + 32) >> 6
+ vshr.s16 q12, q8, #5
+ vshr.s16 q13, q9, #5
+ vuzp.16 q8, q9 @ x & 31, y & 31
+ vadd.s16 q12, q12, q0
+ vadd.s16 q0, q0, q11
+ vmovn.i16 d16, q8
+ vmovn.i16 d17, q9
+ vadd.s16 q13, q13, q0
+ vbic.i16 q8, #128+64+32
+ vadd.s16 q0, q0, q11
+ vbic.i16 q8, #(128+64+32)<<8
+ vst1.16 {q12, q13}, [r3, :128]!
+ vsub.i8 q9, q3, q8
+ vmull.u8 q12, d17, d16 @ idx3weight = y*x
+ vmull.u8 q14, d19, d16 @ idx1weight = (32-y)*x
+ vmull.u8 q15, d19, d18 @ idx0weight = (32-y)*(32-x)
+ vmull.u8 q13, d17, d18 @ idx2weight = y*(32-x)
+ vmull.u16 q9, d28, d2 @ idx1weight
+ vmull.u16 q8, d29, d3
+ vmull.u16 q14, d30, d2 @ idx0weight
+ vmull.u16 q15, d31, d3
+ vrshrn.u32 d18, q9, #10 @ idx1weight
+ vrshrn.u32 d19, q8, #10
+ vrshrn.u32 d16, q14, #10 @ idx0weight
+ vrshrn.u32 d17, q15, #10
+ vmull.u16 q14, d24, d2 @ idx3weight
+ vmull.u16 q15, d25, d3
+ vzip.16 q8, q9
+ vmull.u16 q12, d26, d2 @ idx2weight
+ vmull.u16 q13, d27, d3
+ vst1.16 {q8, q9}, [r3, :128]!
+ vrshrn.u32 d19, q15, #10 @ idx3weight
+ vrshrn.u32 d18, q14, #10
+ vrshrn.u32 d16, q12, #10 @ idx2weight
+ vrshrn.u32 d17, q13, #10
+ vzip.16 q8, q9
+ vst1.16 {q8, q9}, [r3, :128]!
+ bge 8b
+ bx lr
+endfunc
projects / x264 / blobdiff