mirror of
https://github.com/FFmpeg/FFmpeg.git
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b4e806b2b9
on armv4 that doesn't support this instruction. Futhermore pld is a nop on some armv5 processor like arm926. Detect if pld is supported and have the preprocessor remove it when it's not supported. Fixes issue 393. patch by matthieu castet, castet.matthieu free fr Originally committed as revision 12569 to svn://svn.ffmpeg.org/ffmpeg/trunk
698 lines
18 KiB
ArmAsm
698 lines
18 KiB
ArmAsm
@
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@ ARMv4L optimized DSP utils
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@ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
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@
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@ This file is part of FFmpeg.
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@
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@ FFmpeg is free software; you can redistribute it and/or
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@ modify it under the terms of the GNU Lesser General Public
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@ License as published by the Free Software Foundation; either
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@ version 2.1 of the License, or (at your option) any later version.
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@
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@ FFmpeg is distributed in the hope that it will be useful,
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@ but WITHOUT ANY WARRANTY; without even the implied warranty of
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@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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@ Lesser General Public License for more details.
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@
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@ You should have received a copy of the GNU Lesser General Public
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@ License along with FFmpeg; if not, write to the Free Software
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@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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@
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#include "config.h"
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#ifndef HAVE_PLD
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.macro pld reg
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.endm
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#endif
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.macro ADJ_ALIGN_QUADWORD_D shift, Rd0, Rd1, Rd2, Rd3, Rn0, Rn1, Rn2, Rn3, Rn4
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mov \Rd0, \Rn0, lsr #(\shift * 8)
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mov \Rd1, \Rn1, lsr #(\shift * 8)
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mov \Rd2, \Rn2, lsr #(\shift * 8)
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mov \Rd3, \Rn3, lsr #(\shift * 8)
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orr \Rd0, \Rd0, \Rn1, lsl #(32 - \shift * 8)
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orr \Rd1, \Rd1, \Rn2, lsl #(32 - \shift * 8)
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orr \Rd2, \Rd2, \Rn3, lsl #(32 - \shift * 8)
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orr \Rd3, \Rd3, \Rn4, lsl #(32 - \shift * 8)
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.endm
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.macro ADJ_ALIGN_DOUBLEWORD shift, R0, R1, R2
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mov \R0, \R0, lsr #(\shift * 8)
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orr \R0, \R0, \R1, lsl #(32 - \shift * 8)
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mov \R1, \R1, lsr #(\shift * 8)
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orr \R1, \R1, \R2, lsl #(32 - \shift * 8)
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.endm
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.macro ADJ_ALIGN_DOUBLEWORD_D shift, Rdst0, Rdst1, Rsrc0, Rsrc1, Rsrc2
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mov \Rdst0, \Rsrc0, lsr #(\shift * 8)
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mov \Rdst1, \Rsrc1, lsr #(\shift * 8)
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orr \Rdst0, \Rdst0, \Rsrc1, lsl #(32 - (\shift * 8))
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orr \Rdst1, \Rdst1, \Rsrc2, lsl #(32 - (\shift * 8))
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.endm
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.macro RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask
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@ Rd = (Rn | Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1)
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@ Rmask = 0xFEFEFEFE
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@ Rn = destroy
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eor \Rd0, \Rn0, \Rm0
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eor \Rd1, \Rn1, \Rm1
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orr \Rn0, \Rn0, \Rm0
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orr \Rn1, \Rn1, \Rm1
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and \Rd0, \Rd0, \Rmask
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and \Rd1, \Rd1, \Rmask
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sub \Rd0, \Rn0, \Rd0, lsr #1
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sub \Rd1, \Rn1, \Rd1, lsr #1
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.endm
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.macro NO_RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask
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@ Rd = (Rn & Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1)
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@ Rmask = 0xFEFEFEFE
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@ Rn = destroy
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eor \Rd0, \Rn0, \Rm0
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eor \Rd1, \Rn1, \Rm1
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and \Rn0, \Rn0, \Rm0
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and \Rn1, \Rn1, \Rm1
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and \Rd0, \Rd0, \Rmask
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and \Rd1, \Rd1, \Rmask
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add \Rd0, \Rn0, \Rd0, lsr #1
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add \Rd1, \Rn1, \Rd1, lsr #1
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.endm
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@ ----------------------------------------------------------------
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.align 8
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.global put_pixels16_arm
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put_pixels16_arm:
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@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
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@ block = word aligned, pixles = unaligned
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pld [r1]
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stmfd sp!, {r4-r11, lr} @ R14 is also called LR
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adr r5, 5f
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ands r4, r1, #3
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bic r1, r1, #3
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add r5, r5, r4, lsl #2
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ldrne pc, [r5]
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1:
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ldmia r1, {r4-r7}
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add r1, r1, r2
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stmia r0, {r4-r7}
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pld [r1]
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subs r3, r3, #1
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add r0, r0, r2
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bne 1b
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ldmfd sp!, {r4-r11, pc}
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.align 8
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2:
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ldmia r1, {r4-r8}
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add r1, r1, r2
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ADJ_ALIGN_QUADWORD_D 1, r9, r10, r11, r12, r4, r5, r6, r7, r8
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r9-r12}
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add r0, r0, r2
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bne 2b
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ldmfd sp!, {r4-r11, pc}
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.align 8
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3:
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ldmia r1, {r4-r8}
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add r1, r1, r2
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ADJ_ALIGN_QUADWORD_D 2, r9, r10, r11, r12, r4, r5, r6, r7, r8
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r9-r12}
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add r0, r0, r2
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bne 3b
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ldmfd sp!, {r4-r11, pc}
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.align 8
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4:
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ldmia r1, {r4-r8}
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add r1, r1, r2
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ADJ_ALIGN_QUADWORD_D 3, r9, r10, r11, r12, r4, r5, r6, r7, r8
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r9-r12}
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add r0, r0, r2
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bne 4b
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ldmfd sp!, {r4-r11,pc}
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.align 8
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5:
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.word 1b
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.word 2b
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.word 3b
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.word 4b
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@ ----------------------------------------------------------------
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.align 8
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.global put_pixels8_arm
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put_pixels8_arm:
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@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
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@ block = word aligned, pixles = unaligned
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pld [r1]
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stmfd sp!, {r4-r5,lr} @ R14 is also called LR
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adr r5, 5f
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ands r4, r1, #3
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bic r1, r1, #3
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add r5, r5, r4, lsl #2
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ldrne pc, [r5]
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1:
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ldmia r1, {r4-r5}
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add r1, r1, r2
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subs r3, r3, #1
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pld [r1]
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 1b
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ldmfd sp!, {r4-r5,pc}
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.align 8
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2:
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ldmia r1, {r4-r5, r12}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r12
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 2b
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ldmfd sp!, {r4-r5,pc}
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.align 8
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3:
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ldmia r1, {r4-r5, r12}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r12
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 3b
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ldmfd sp!, {r4-r5,pc}
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.align 8
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4:
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ldmia r1, {r4-r5, r12}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r12
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pld [r1]
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 4b
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ldmfd sp!, {r4-r5,pc}
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.align 8
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5:
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.word 1b
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.word 2b
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.word 3b
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.word 4b
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@ ----------------------------------------------------------------
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.align 8
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.global put_pixels8_x2_arm
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put_pixels8_x2_arm:
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@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
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@ block = word aligned, pixles = unaligned
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pld [r1]
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stmfd sp!, {r4-r10,lr} @ R14 is also called LR
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adr r5, 5f
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ands r4, r1, #3
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ldr r12, [r5]
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add r5, r5, r4, lsl #2
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bic r1, r1, #3
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ldrne pc, [r5]
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1:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
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pld [r1]
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RND_AVG32 r8, r9, r4, r5, r6, r7, r12
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subs r3, r3, #1
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stmia r0, {r8-r9}
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add r0, r0, r2
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bne 1b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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2:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
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ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10
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pld [r1]
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RND_AVG32 r4, r5, r6, r7, r8, r9, r12
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 2b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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3:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10
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ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10
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pld [r1]
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RND_AVG32 r4, r5, r6, r7, r8, r9, r12
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 3b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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4:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10
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pld [r1]
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RND_AVG32 r8, r9, r6, r7, r5, r10, r12
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subs r3, r3, #1
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stmia r0, {r8-r9}
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add r0, r0, r2
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bne 4b
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ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
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.align 8
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5:
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.word 0xFEFEFEFE
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.word 2b
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.word 3b
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.word 4b
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.align 8
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.global put_no_rnd_pixels8_x2_arm
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put_no_rnd_pixels8_x2_arm:
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@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
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@ block = word aligned, pixles = unaligned
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pld [r1]
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stmfd sp!, {r4-r10,lr} @ R14 is also called LR
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adr r5, 5f
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ands r4, r1, #3
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ldr r12, [r5]
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add r5, r5, r4, lsl #2
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bic r1, r1, #3
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ldrne pc, [r5]
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1:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
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pld [r1]
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NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12
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subs r3, r3, #1
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stmia r0, {r8-r9}
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add r0, r0, r2
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bne 1b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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2:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10
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ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10
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pld [r1]
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NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 2b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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3:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10
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ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10
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pld [r1]
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NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12
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subs r3, r3, #1
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stmia r0, {r4-r5}
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add r0, r0, r2
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bne 3b
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ldmfd sp!, {r4-r10,pc}
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.align 8
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4:
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ldmia r1, {r4-r5, r10}
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add r1, r1, r2
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ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10
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pld [r1]
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NO_RND_AVG32 r8, r9, r6, r7, r5, r10, r12
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subs r3, r3, #1
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stmia r0, {r8-r9}
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add r0, r0, r2
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bne 4b
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ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
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.align 8
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5:
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.word 0xFEFEFEFE
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.word 2b
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.word 3b
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.word 4b
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@ ----------------------------------------------------------------
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.align 8
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.global put_pixels8_y2_arm
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put_pixels8_y2_arm:
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@ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h)
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@ block = word aligned, pixles = unaligned
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pld [r1]
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stmfd sp!, {r4-r11,lr} @ R14 is also called LR
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adr r5, 5f
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ands r4, r1, #3
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mov r3, r3, lsr #1
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ldr r12, [r5]
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add r5, r5, r4, lsl #2
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bic r1, r1, #3
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ldrne pc, [r5]
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1:
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ldmia r1, {r4-r5}
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add r1, r1, r2
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6: ldmia r1, {r6-r7}
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add r1, r1, r2
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pld [r1]
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RND_AVG32 r8, r9, r4, r5, r6, r7, r12
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ldmia r1, {r4-r5}
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add r1, r1, r2
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stmia r0, {r8-r9}
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add r0, r0, r2
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pld [r1]
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RND_AVG32 r8, r9, r6, r7, r4, r5, r12
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subs r3, r3, #1
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stmia r0, {r8-r9}
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add r0, r0, r2
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bne 6b
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ldmfd sp!, {r4-r11,pc}
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.align 8
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2:
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ldmia r1, {r4-r6}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
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6: ldmia r1, {r7-r9}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 1, r7, r8, r9
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RND_AVG32 r10, r11, r4, r5, r7, r8, r12
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stmia r0, {r10-r11}
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add r0, r0, r2
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ldmia r1, {r4-r6}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6
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subs r3, r3, #1
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RND_AVG32 r10, r11, r7, r8, r4, r5, r12
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stmia r0, {r10-r11}
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add r0, r0, r2
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bne 6b
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ldmfd sp!, {r4-r11,pc}
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.align 8
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3:
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ldmia r1, {r4-r6}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
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6: ldmia r1, {r7-r9}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 2, r7, r8, r9
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RND_AVG32 r10, r11, r4, r5, r7, r8, r12
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stmia r0, {r10-r11}
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add r0, r0, r2
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ldmia r1, {r4-r6}
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add r1, r1, r2
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pld [r1]
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ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6
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subs r3, r3, #1
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RND_AVG32 r10, r11, r7, r8, r4, r5, r12
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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
|
|
|
|
.align 8
|
|
.global put_no_rnd_pixels8_y2_arm
|
|
put_no_rnd_pixels8_y2_arm:
|
|
@ 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
|
|
|
|
@ ----------------------------------------------------------------
|
|
.macro RND_XY2_IT align
|
|
@ 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
|
|
ldreq r14, [r12, #16] @ 0x02020202/0x01010101
|
|
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
|
|
subs r3, r3, #1
|
|
.endm
|
|
|
|
.macro RND_XY2_EXPAND align
|
|
RND_XY2_IT \align
|
|
6: stmfd sp!, {r8-r11}
|
|
RND_XY2_IT \align
|
|
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
|
|
bge 6b
|
|
ldmfd sp!, {r4-r11,pc}
|
|
.endm
|
|
|
|
.align 8
|
|
.global put_pixels8_xy2_arm
|
|
put_pixels8_xy2_arm:
|
|
@ 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:
|
|
RND_XY2_EXPAND 0
|
|
|
|
.align 8
|
|
2:
|
|
RND_XY2_EXPAND 1
|
|
|
|
.align 8
|
|
3:
|
|
RND_XY2_EXPAND 2
|
|
|
|
.align 8
|
|
4:
|
|
RND_XY2_EXPAND 3
|
|
|
|
5:
|
|
.word 0x03030303
|
|
.word 2b
|
|
.word 3b
|
|
.word 4b
|
|
.word 0x02020202
|
|
.word 0xFCFCFCFC >> 2
|
|
.word 0x0F0F0F0F
|
|
|
|
.align 8
|
|
.global put_no_rnd_pixels8_xy2_arm
|
|
put_no_rnd_pixels8_xy2_arm:
|
|
@ 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:
|
|
RND_XY2_EXPAND 0
|
|
|
|
.align 8
|
|
2:
|
|
RND_XY2_EXPAND 1
|
|
|
|
.align 8
|
|
3:
|
|
RND_XY2_EXPAND 2
|
|
|
|
.align 8
|
|
4:
|
|
RND_XY2_EXPAND 3
|
|
|
|
5:
|
|
.word 0x03030303
|
|
.word 2b
|
|
.word 3b
|
|
.word 4b
|
|
.word 0x01010101
|
|
.word 0xFCFCFCFC >> 2
|
|
.word 0x0F0F0F0F
|