mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
800 lines
22 KiB
800 lines
22 KiB
20 years ago
|
@
|
||
16 years ago
|
@ ARMv4 optimized DSP utils
|
||
|
20 years ago
|
@ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
|
||
|
|
@
|
||
18 years ago
|
@ This file is part of FFmpeg.
|
||
|
|
@
|
||
|
|
@ FFmpeg is free software; you can redistribute it and/or
|
||
|
20 years ago
|
@ modify it under the terms of the GNU Lesser General Public
|
||
|
|
@ License as published by the Free Software Foundation; either
|
||
|
18 years ago
|
@ version 2.1 of the License, or (at your option) any later version.
|
||
|
20 years ago
|
@
|
||
|
18 years ago
|
@ FFmpeg is distributed in the hope that it will be useful,
|
||
|
20 years ago
|
@ but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
@ Lesser General Public License for more details.
|
||
|
|
@
|
||
|
|
@ You should have received a copy of the GNU Lesser General Public
|
||
|
18 years ago
|
@ License along with FFmpeg; if not, write to the Free Software
|
||
|
19 years ago
|
@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||
|
20 years ago
|
@
|
||
|
|
|
||
17 years ago
|
#include "config.h"
|
||
|
16 years ago
|
#include "asm.S"
|
||
|
17 years ago
|
|
||
|
16 years ago
|
preserve8
|
||
|
|
|
||
|
17 years ago
|
#ifndef HAVE_PLD
|
||
|
|
.macro pld reg
|
||
|
|
.endm
|
||
|
|
#endif
|
||
|
|
|
||
|
16 years ago
|
#ifdef HAVE_ARMV5TE
|
||
|
|
function ff_prefetch_arm, export=1
|
||
|
|
subs r2, r2, #1
|
||
|
|
pld [r0]
|
||
|
|
add r0, r0, r1
|
||
|
|
bne ff_prefetch_arm
|
||
|
|
bx lr
|
||
|
|
.endfunc
|
||
|
|
#endif
|
||
|
|
|
||
|
20 years ago
|
.macro ADJ_ALIGN_QUADWORD_D shift, Rd0, Rd1, Rd2, Rd3, Rn0, Rn1, Rn2, Rn3, Rn4
|
||
|
|
mov \Rd0, \Rn0, lsr #(\shift * 8)
|
||
|
|
mov \Rd1, \Rn1, lsr #(\shift * 8)
|
||
|
|
mov \Rd2, \Rn2, lsr #(\shift * 8)
|
||
|
|
mov \Rd3, \Rn3, lsr #(\shift * 8)
|
||
|
|
orr \Rd0, \Rd0, \Rn1, lsl #(32 - \shift * 8)
|
||
|
|
orr \Rd1, \Rd1, \Rn2, lsl #(32 - \shift * 8)
|
||
|
|
orr \Rd2, \Rd2, \Rn3, lsl #(32 - \shift * 8)
|
||
|
|
orr \Rd3, \Rd3, \Rn4, lsl #(32 - \shift * 8)
|
||
|
|
.endm
|
||
|
|
.macro ADJ_ALIGN_DOUBLEWORD shift, R0, R1, R2
|
||
|
|
mov \R0, \R0, lsr #(\shift * 8)
|
||
|
|
orr \R0, \R0, \R1, lsl #(32 - \shift * 8)
|
||
|
|
mov \R1, \R1, lsr #(\shift * 8)
|
||
|
|
orr \R1, \R1, \R2, lsl #(32 - \shift * 8)
|
||
|
|
.endm
|
||
|
|
.macro ADJ_ALIGN_DOUBLEWORD_D shift, Rdst0, Rdst1, Rsrc0, Rsrc1, Rsrc2
|
||
|
|
mov \Rdst0, \Rsrc0, lsr #(\shift * 8)
|
||
|
|
mov \Rdst1, \Rsrc1, lsr #(\shift * 8)
|
||
|
|
orr \Rdst0, \Rdst0, \Rsrc1, lsl #(32 - (\shift * 8))
|
||
|
|
orr \Rdst1, \Rdst1, \Rsrc2, lsl #(32 - (\shift * 8))
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.macro RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask
|
||
|
|
@ Rd = (Rn | Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1)
|
||
|
|
@ Rmask = 0xFEFEFEFE
|
||
|
|
@ Rn = destroy
|
||
|
|
eor \Rd0, \Rn0, \Rm0
|
||
|
|
eor \Rd1, \Rn1, \Rm1
|
||
|
|
orr \Rn0, \Rn0, \Rm0
|
||
|
|
orr \Rn1, \Rn1, \Rm1
|
||
|
|
and \Rd0, \Rd0, \Rmask
|
||
|
|
and \Rd1, \Rd1, \Rmask
|
||
|
|
sub \Rd0, \Rn0, \Rd0, lsr #1
|
||
|
|
sub \Rd1, \Rn1, \Rd1, lsr #1
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.macro NO_RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask
|
||
|
|
@ Rd = (Rn & Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1)
|
||
|
|
@ Rmask = 0xFEFEFEFE
|
||
|
|
@ Rn = destroy
|
||
|
|
eor \Rd0, \Rn0, \Rm0
|
||
|
|
eor \Rd1, \Rn1, \Rm1
|
||
|
|
and \Rn0, \Rn0, \Rm0
|
||
|
|
and \Rn1, \Rn1, \Rm1
|
||
|
|
and \Rd0, \Rd0, \Rmask
|
||
|
|
and \Rd1, \Rd1, \Rmask
|
||
|
|
add \Rd0, \Rn0, \Rd0, lsr #1
|
||
|
|
add \Rd1, \Rn1, \Rd1, lsr #1
|
||
|
|
.endm
|
||
|
|
|
||
|
|
@ ----------------------------------------------------------------
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_pixels16_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r11, lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
bic r1, r1, #3
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r7}
|
||
|
|
add r1, r1, r2
|
||
|
|
stmia r0, {r4-r7}
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 1b
|
||
|
|
ldmfd sp!, {r4-r11, pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r8}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_QUADWORD_D 1, r9, r10, r11, r12, r4, r5, r6, r7, r8
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r9-r12}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 2b
|
||
|
|
ldmfd sp!, {r4-r11, pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r8}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_QUADWORD_D 2, r9, r10, r11, r12, r4, r5, r6, r7, r8
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r9-r12}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 3b
|
||
|
|
ldmfd sp!, {r4-r11, pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r8}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_QUADWORD_D 3, r9, r10, r11, r12, r4, r5, r6, r7, r8
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r9-r12}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 4b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 1b
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
@ ----------------------------------------------------------------
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_pixels8_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r5,lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
bic r1, r1, #3
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r5}
|
||
|
|
add r1, r1, r2
|
||
|
|
subs r3, r3, #1
|
||
|
|
pld [r1]
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 1b
|
||
|
|
ldmfd sp!, {r4-r5,pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r5, r12}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r12
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 2b
|
||
|
|
ldmfd sp!, {r4-r5,pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r5, r12}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r12
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 3b
|
||
|
|
ldmfd sp!, {r4-r5,pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r5, r12}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r12
|
||
|
|
pld [r1]
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 4b
|
||
|
|
ldmfd sp!, {r4-r5,pc}
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 1b
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
@ ----------------------------------------------------------------
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_pixels8_x2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r10,lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
ldr r12, [r5]
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r8, r9, r4, r5, r6, r7, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 1b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r4, r5, r6, r7, r8, r9, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 2b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r4, r5, r6, r7, r8, r9, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 3b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r8, r9, r6, r7, r5, r10, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 4b
|
||
|
|
ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 0xFEFEFEFE
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_no_rnd_pixels8_x2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r10,lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
ldr r12, [r5]
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 1b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 2b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 3b
|
||
|
|
ldmfd sp!, {r4-r10,pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r5, r10}
|
||
|
|
add r1, r1, r2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r8, r9, r6, r7, r5, r10, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 4b
|
||
|
|
ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 0xFEFEFEFE
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
|
||
|
|
@ ----------------------------------------------------------------
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_pixels8_y2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
mov r3, r3, lsr #1
|
||
|
|
ldr r12, [r5]
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r5}
|
||
|
|
add r1, r1, r2
|
||
|
|
6: ldmia r1, {r6-r7}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r8, r9, r4, r5, r6, r7, r12
|
||
|
|
ldmia r1, {r4-r5}
|
||
|
|
add r1, r1, r2
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
pld [r1]
|
||
|
|
RND_AVG32 r8, r9, r6, r7, r4, r5, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r7, r8, r9
|
||
|
|
RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r7, r8, r9
|
||
|
|
RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r7, r8, r9
|
||
|
|
RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 0xFEFEFEFE
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_no_rnd_pixels8_y2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
|
|
adr r5, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
mov r3, r3, lsr #1
|
||
|
|
ldr r12, [r5]
|
||
|
|
add r5, r5, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
|
ldmia r1, {r4-r5}
|
||
|
|
add r1, r1, r2
|
||
|
|
6: ldmia r1, {r6-r7}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12
|
||
|
|
ldmia r1, {r4-r5}
|
||
|
|
add r1, r1, r2
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
pld [r1]
|
||
|
|
NO_RND_AVG32 r8, r9, r6, r7, r4, r5, r12
|
||
|
|
subs r3, r3, #1
|
||
|
|
stmia r0, {r8-r9}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r7, r8, r9
|
||
|
|
NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
3:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r7, r8, r9
|
||
|
|
NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
4:
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6
|
||
|
|
6: ldmia r1, {r7-r9}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r7, r8, r9
|
||
|
|
NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
ldmia r1, {r4-r6}
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6
|
||
|
|
subs r3, r3, #1
|
||
|
|
NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12
|
||
|
|
stmia r0, {r10-r11}
|
||
|
|
add r0, r0, r2
|
||
|
|
bne 6b
|
||
|
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.align 8
|
||
|
|
5:
|
||
|
|
.word 0xFEFEFEFE
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
@ ----------------------------------------------------------------
|
||
18 years ago
|
.macro RND_XY2_IT align
|
||
|
20 years ago
|
@ l1= (a & 0x03030303) + (b & 0x03030303) ?(+ 0x02020202)
|
||
|
|
@ h1= ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2)
|
||
|
|
.if \align == 0
|
||
|
|
ldmia r1, {r6-r8}
|
||
|
|
.elseif \align == 3
|
||
|
|
ldmia r1, {r5-r7}
|
||
|
|
.else
|
||
|
|
ldmia r1, {r8-r10}
|
||
|
|
.endif
|
||
|
|
add r1, r1, r2
|
||
|
|
pld [r1]
|
||
|
|
.if \align == 0
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r4, r5, r6, r7, r8
|
||
|
|
.elseif \align == 1
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 1, r4, r5, r8, r9, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r8, r9, r10
|
||
|
|
.elseif \align == 2
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 2, r4, r5, r8, r9, r10
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r8, r9, r10
|
||
|
|
.elseif \align == 3
|
||
|
|
ADJ_ALIGN_DOUBLEWORD_D 3, r4, r5, r5, r6, r7
|
||
|
|
.endif
|
||
|
|
ldr r14, [r12, #0] @ 0x03030303
|
||
|
|
tst r3, #1
|
||
|
|
and r8, r4, r14
|
||
|
|
and r9, r5, r14
|
||
|
|
and r10, r6, r14
|
||
|
|
and r11, r7, r14
|
||
|
18 years ago
|
ldreq r14, [r12, #16] @ 0x02020202/0x01010101
|
||
|
20 years ago
|
add r8, r8, r10
|
||
|
|
add r9, r9, r11
|
||
|
|
addeq r8, r8, r14
|
||
|
|
addeq r9, r9, r14
|
||
|
|
ldr r14, [r12, #20] @ 0xFCFCFCFC >> 2
|
||
|
|
and r4, r14, r4, lsr #2
|
||
|
|
and r5, r14, r5, lsr #2
|
||
|
|
and r6, r14, r6, lsr #2
|
||
|
|
and r7, r14, r7, lsr #2
|
||
|
|
add r10, r4, r6
|
||
|
|
add r11, r5, r7
|
||
|
18 years ago
|
subs r3, r3, #1
|
||
|
20 years ago
|
.endm
|
||
|
|
|
||
|
18 years ago
|
.macro RND_XY2_EXPAND align
|
||
|
|
RND_XY2_IT \align
|
||
|
20 years ago
|
6: stmfd sp!, {r8-r11}
|
||
|
18 years ago
|
RND_XY2_IT \align
|
||
|
20 years ago
|
ldmfd sp!, {r4-r7}
|
||
|
|
add r4, r4, r8
|
||
|
|
add r5, r5, r9
|
||
|
|
add r6, r6, r10
|
||
|
|
add r7, r7, r11
|
||
|
|
ldr r14, [r12, #24] @ 0x0F0F0F0F
|
||
|
|
and r4, r14, r4, lsr #2
|
||
|
|
and r5, r14, r5, lsr #2
|
||
|
|
add r4, r4, r6
|
||
|
|
add r5, r5, r7
|
||
|
|
stmia r0, {r4-r5}
|
||
|
|
add r0, r0, r2
|
||
|
18 years ago
|
bge 6b
|
||
|
20 years ago
|
ldmfd sp!, {r4-r11,pc}
|
||
|
|
.endm
|
||
|
|
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_pixels8_xy2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
|
|
adrl r12, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
add r5, r12, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
18 years ago
|
RND_XY2_EXPAND 0
|
||
|
20 years ago
|
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
18 years ago
|
RND_XY2_EXPAND 1
|
||
|
19 years ago
|
|
||
|
20 years ago
|
.align 8
|
||
|
|
3:
|
||
|
18 years ago
|
RND_XY2_EXPAND 2
|
||
|
19 years ago
|
|
||
|
20 years ago
|
.align 8
|
||
|
|
4:
|
||
|
18 years ago
|
RND_XY2_EXPAND 3
|
||
|
19 years ago
|
|
||
|
20 years ago
|
5:
|
||
|
|
.word 0x03030303
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
|
.word 0x02020202
|
||
|
|
.word 0xFCFCFCFC >> 2
|
||
|
|
.word 0x0F0F0F0F
|
||
|
16 years ago
|
.endfunc
|
||
|
20 years ago
|
|
||
|
|
.align 8
|
||
|
16 years ago
|
function put_no_rnd_pixels8_xy2_arm, export=1
|
||
|
20 years ago
|
@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
|
||
|
|
@ block = word aligned, pixles = unaligned
|
||
|
|
pld [r1]
|
||
|
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
|
|
adrl r12, 5f
|
||
|
|
ands r4, r1, #3
|
||
|
|
add r5, r12, r4, lsl #2
|
||
|
|
bic r1, r1, #3
|
||
|
|
ldrne pc, [r5]
|
||
|
|
1:
|
||
|
18 years ago
|
RND_XY2_EXPAND 0
|
||
|
20 years ago
|
|
||
|
|
.align 8
|
||
|
|
2:
|
||
|
18 years ago
|
RND_XY2_EXPAND 1
|
||
|
19 years ago
|
|
||
|
20 years ago
|
.align 8
|
||
|
|
3:
|
||
|
18 years ago
|
RND_XY2_EXPAND 2
|
||
|
19 years ago
|
|
||
|
20 years ago
|
.align 8
|
||
|
|
4:
|
||
|
18 years ago
|
RND_XY2_EXPAND 3
|
||
|
19 years ago
|
|
||
|
20 years ago
|
5:
|
||
|
|
.word 0x03030303
|
||
|
|
.word 2b
|
||
|
|
.word 3b
|
||
|
|
.word 4b
|
||
|
18 years ago
|
.word 0x01010101
|
||
|
20 years ago
|
.word 0xFCFCFCFC >> 2
|
||
|
|
.word 0x0F0F0F0F
|
||
|
16 years ago
|
.endfunc
|
||
|
16 years ago
|
|
||
|
|
@ void ff_add_pixels_clamped_ARM(int16_t *block, uint8_t *dest, int stride)
|
||
|
|
function ff_add_pixels_clamped_ARM, export=1
|
||
|
|
push {r4-r10}
|
||
|
|
mov r10, #8
|
||
|
|
1:
|
||
|
|
ldr r4, [r1] /* load dest */
|
||
|
|
/* block[0] and block[1]*/
|
||
|
|
ldrsh r5, [r0]
|
||
|
|
ldrsh r7, [r0, #2]
|
||
|
|
and r6, r4, #0xFF
|
||
|
|
and r8, r4, #0xFF00
|
||
|
|
add r6, r5, r6
|
||
|
|
add r8, r7, r8, lsr #8
|
||
|
|
mvn r5, r5
|
||
|
|
mvn r7, r7
|
||
|
|
tst r6, #0x100
|
||
|
|
movne r6, r5, lsr #24
|
||
|
|
tst r8, #0x100
|
||
|
|
movne r8, r7, lsr #24
|
||
|
|
mov r9, r6
|
||
|
|
ldrsh r5, [r0, #4] /* moved form [A] */
|
||
|
|
orr r9, r9, r8, lsl #8
|
||
|
|
/* block[2] and block[3] */
|
||
|
|
/* [A] */
|
||
|
|
ldrsh r7, [r0, #6]
|
||
|
|
and r6, r4, #0xFF0000
|
||
|
|
and r8, r4, #0xFF000000
|
||
|
|
add r6, r5, r6, lsr #16
|
||
|
|
add r8, r7, r8, lsr #24
|
||
|
|
mvn r5, r5
|
||
|
|
mvn r7, r7
|
||
|
|
tst r6, #0x100
|
||
|
|
movne r6, r5, lsr #24
|
||
|
|
tst r8, #0x100
|
||
|
|
movne r8, r7, lsr #24
|
||
|
|
orr r9, r9, r6, lsl #16
|
||
|
|
ldr r4, [r1, #4] /* moved form [B] */
|
||
|
|
orr r9, r9, r8, lsl #24
|
||
|
|
/* store dest */
|
||
|
|
ldrsh r5, [r0, #8] /* moved form [C] */
|
||
|
|
str r9, [r1]
|
||
|
|
|
||
|
|
/* load dest */
|
||
|
|
/* [B] */
|
||
|
|
/* block[4] and block[5] */
|
||
|
|
/* [C] */
|
||
|
|
ldrsh r7, [r0, #10]
|
||
|
|
and r6, r4, #0xFF
|
||
|
|
and r8, r4, #0xFF00
|
||
|
|
add r6, r5, r6
|
||
|
|
add r8, r7, r8, lsr #8
|
||
|
|
mvn r5, r5
|
||
|
|
mvn r7, r7
|
||
|
|
tst r6, #0x100
|
||
|
|
movne r6, r5, lsr #24
|
||
|
|
tst r8, #0x100
|
||
|
|
movne r8, r7, lsr #24
|
||
|
|
mov r9, r6
|
||
|
|
ldrsh r5, [r0, #12] /* moved from [D] */
|
||
|
|
orr r9, r9, r8, lsl #8
|
||
|
|
/* block[6] and block[7] */
|
||
|
|
/* [D] */
|
||
|
|
ldrsh r7, [r0, #14]
|
||
|
|
and r6, r4, #0xFF0000
|
||
|
|
and r8, r4, #0xFF000000
|
||
|
|
add r6, r5, r6, lsr #16
|
||
|
|
add r8, r7, r8, lsr #24
|
||
|
|
mvn r5, r5
|
||
|
|
mvn r7, r7
|
||
|
|
tst r6, #0x100
|
||
|
|
movne r6, r5, lsr #24
|
||
|
|
tst r8, #0x100
|
||
|
|
movne r8, r7, lsr #24
|
||
|
|
orr r9, r9, r6, lsl #16
|
||
|
|
add r0, r0, #16 /* moved from [E] */
|
||
|
|
orr r9, r9, r8, lsl #24
|
||
|
|
subs r10, r10, #1 /* moved from [F] */
|
||
|
|
/* store dest */
|
||
|
|
str r9, [r1, #4]
|
||
|
|
|
||
|
|
/* [E] */
|
||
|
|
/* [F] */
|
||
|
|
add r1, r1, r2
|
||
|
|
bne 1b
|
||
|
|
|
||
|
|
pop {r4-r10}
|
||
|
|
bx lr
|
||
|
|
.endfunc
|