/*
* Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* 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
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "asm.S"
+#include "libavutil/arm/asm.S"
- .text
+.macro call_2x_pixels type, subp
+function ff_\type\()_pixels16\subp\()_armv6, export=1
+ push {r0-r3, lr}
+ bl ff_\type\()_pixels8\subp\()_armv6
+ pop {r0-r3, lr}
+ add r0, r0, #8
+ add r1, r1, #8
+ b ff_\type\()_pixels8\subp\()_armv6
+endfunc
+.endm
+
+call_2x_pixels avg
+call_2x_pixels put, _x2
+call_2x_pixels put, _y2
+call_2x_pixels put, _x2_no_rnd
+call_2x_pixels put, _y2_no_rnd
+
+function ff_put_pixels16_armv6, export=1
+ push {r4-r11}
+1:
+ ldr r5, [r1, #4]
+ ldr r6, [r1, #8]
+ ldr r7, [r1, #12]
+ ldr_post r4, r1, r2
+ strd r6, r7, [r0, #8]
+ ldr r9, [r1, #4]
+ strd_post r4, r5, r0, r2
+ ldr r10, [r1, #8]
+ ldr r11, [r1, #12]
+ ldr_post r8, r1, r2
+ strd r10, r11, [r0, #8]
+ subs r3, r3, #2
+ strd_post r8, r9, r0, r2
+ bne 1b
+
+ pop {r4-r11}
+ bx lr
+endfunc
+
+function ff_put_pixels8_armv6, export=1
+ push {r4-r7}
+1:
+ ldr r5, [r1, #4]
+ ldr_post r4, r1, r2
+ ldr r7, [r1, #4]
+ strd_post r4, r5, r0, r2
+ ldr_post r6, r1, r2
+ subs r3, r3, #2
+ strd_post r6, r7, r0, r2
+ bne 1b
+
+ pop {r4-r7}
+ bx lr
+endfunc
+
+function ff_put_pixels8_x2_armv6, export=1
+ push {r4-r11, lr}
+ mov r12, #1
+ orr r12, r12, r12, lsl #8
+ orr r12, r12, r12, lsl #16
+1:
+ ldr r4, [r1]
+ subs r3, r3, #2
+ ldr r5, [r1, #4]
+ ldr r7, [r1, #5]
+ lsr r6, r4, #8
+ ldr_pre r8, r1, r2
+ orr r6, r6, r5, lsl #24
+ ldr r9, [r1, #4]
+ ldr r11, [r1, #5]
+ lsr r10, r8, #8
+ add r1, r1, r2
+ orr r10, r10, r9, lsl #24
+ eor r14, r4, r6
+ uhadd8 r4, r4, r6
+ eor r6, r5, r7
+ uhadd8 r5, r5, r7
+ and r14, r14, r12
+ and r6, r6, r12
+ uadd8 r4, r4, r14
+ eor r14, r8, r10
+ uadd8 r5, r5, r6
+ eor r6, r9, r11
+ uhadd8 r8, r8, r10
+ and r14, r14, r12
+ uhadd8 r9, r9, r11
+ and r6, r6, r12
+ uadd8 r8, r8, r14
+ strd_post r4, r5, r0, r2
+ uadd8 r9, r9, r6
+ strd_post r8, r9, r0, r2
+ bne 1b
+
+ pop {r4-r11, pc}
+endfunc
+
+function ff_put_pixels8_y2_armv6, export=1
+ push {r4-r11}
+ mov r12, #1
+ orr r12, r12, r12, lsl #8
+ orr r12, r12, r12, lsl #16
+ ldr r4, [r1]
+ ldr r5, [r1, #4]
+ ldr_pre r6, r1, r2
+ ldr r7, [r1, #4]
+1:
+ subs r3, r3, #2
+ uhadd8 r8, r4, r6
+ eor r10, r4, r6
+ uhadd8 r9, r5, r7
+ eor r11, r5, r7
+ and r10, r10, r12
+ ldr_pre r4, r1, r2
+ uadd8 r8, r8, r10
+ and r11, r11, r12
+ uadd8 r9, r9, r11
+ ldr r5, [r1, #4]
+ uhadd8 r10, r4, r6
+ eor r6, r4, r6
+ uhadd8 r11, r5, r7
+ and r6, r6, r12
+ eor r7, r5, r7
+ uadd8 r10, r10, r6
+ and r7, r7, r12
+ ldr_pre r6, r1, r2
+ uadd8 r11, r11, r7
+ strd_post r8, r9, r0, r2
+ ldr r7, [r1, #4]
+ strd_post r10, r11, r0, r2
+ bne 1b
+
+ pop {r4-r11}
+ bx lr
+endfunc
+
+function ff_put_pixels8_x2_no_rnd_armv6, export=1
+ push {r4-r9, lr}
+1:
+ subs r3, r3, #2
+ ldr r4, [r1]
+ ldr r5, [r1, #4]
+ ldr r7, [r1, #5]
+ ldr_pre r8, r1, r2
+ ldr r9, [r1, #4]
+ ldr r14, [r1, #5]
+ add r1, r1, r2
+ lsr r6, r4, #8
+ orr r6, r6, r5, lsl #24
+ lsr r12, r8, #8
+ orr r12, r12, r9, lsl #24
+ uhadd8 r4, r4, r6
+ uhadd8 r5, r5, r7
+ uhadd8 r8, r8, r12
+ uhadd8 r9, r9, r14
+ stm r0, {r4,r5}
+ add r0, r0, r2
+ stm r0, {r8,r9}
+ add r0, r0, r2
+ bne 1b
+
+ pop {r4-r9, pc}
+endfunc
+
+function ff_put_pixels8_y2_no_rnd_armv6, export=1
+ push {r4-r9, lr}
+ ldr r4, [r1]
+ ldr r5, [r1, #4]
+ ldr_pre r6, r1, r2
+ ldr r7, [r1, #4]
+1:
+ subs r3, r3, #2
+ uhadd8 r8, r4, r6
+ ldr_pre r4, r1, r2
+ uhadd8 r9, r5, r7
+ ldr r5, [r1, #4]
+ uhadd8 r12, r4, r6
+ ldr_pre r6, r1, r2
+ uhadd8 r14, r5, r7
+ ldr r7, [r1, #4]
+ stm r0, {r8,r9}
+ add r0, r0, r2
+ stm r0, {r12,r14}
+ add r0, r0, r2
+ bne 1b
+
+ pop {r4-r9, pc}
+endfunc
+
+function ff_avg_pixels8_armv6, export=1
+ pld [r1, r2]
+ push {r4-r10, lr}
+ mov lr, #1
+ orr lr, lr, lr, lsl #8
+ orr lr, lr, lr, lsl #16
+ ldrd r4, r5, [r0]
+ ldr r10, [r1, #4]
+ ldr_post r9, r1, r2
+ subs r3, r3, #2
+1:
+ pld [r1, r2]
+ eor r8, r4, r9
+ uhadd8 r4, r4, r9
+ eor r12, r5, r10
+ ldrd_reg r6, r7, r0, r2
+ uhadd8 r5, r5, r10
+ and r8, r8, lr
+ ldr r10, [r1, #4]
+ and r12, r12, lr
+ uadd8 r4, r4, r8
+ ldr_post r9, r1, r2
+ eor r8, r6, r9
+ uadd8 r5, r5, r12
+ pld [r1, r2, lsl #1]
+ eor r12, r7, r10
+ uhadd8 r6, r6, r9
+ strd_post r4, r5, r0, r2
+ uhadd8 r7, r7, r10
+ beq 2f
+ and r8, r8, lr
+ ldrd_reg r4, r5, r0, r2
+ uadd8 r6, r6, r8
+ ldr r10, [r1, #4]
+ and r12, r12, lr
+ subs r3, r3, #2
+ uadd8 r7, r7, r12
+ ldr_post r9, r1, r2
+ strd_post r6, r7, r0, r2
+ b 1b
+2:
+ and r8, r8, lr
+ and r12, r12, lr
+ uadd8 r6, r6, r8
+ uadd8 r7, r7, r12
+ strd_post r6, r7, r0, r2
+
+ pop {r4-r10, pc}
+endfunc
function ff_add_pixels_clamped_armv6, export=1
push {r4-r8,lr}
orr r6, r8, r5, lsl #8
orr r7, r4, lr, lsl #8
subs r3, r3, #1
- strd r6, r7, [r1], r2
+ strd_post r6, r7, r1, r2
bgt 1b
pop {r4-r8,pc}
-.endfunc
+endfunc
+
+function ff_get_pixels_armv6, export=1
+ pld [r1, r2]
+ push {r4-r8, lr}
+ mov lr, #8
+1:
+ ldrd_post r4, r5, r1, r2
+ subs lr, lr, #1
+ uxtb16 r6, r4
+ uxtb16 r4, r4, ror #8
+ uxtb16 r12, r5
+ uxtb16 r8, r5, ror #8
+ pld [r1, r2]
+ pkhbt r5, r6, r4, lsl #16
+ pkhtb r6, r4, r6, asr #16
+ pkhbt r7, r12, r8, lsl #16
+ pkhtb r12, r8, r12, asr #16
+ stm r0!, {r5,r6,r7,r12}
+ bgt 1b
+
+ pop {r4-r8, pc}
+endfunc
+
+function ff_diff_pixels_armv6, export=1
+ pld [r1, r3]
+ pld [r2, r3]
+ push {r4-r9, lr}
+ mov lr, #8
+1:
+ ldrd_post r4, r5, r1, r3
+ ldrd_post r6, r7, r2, r3
+ uxtb16 r8, r4
+ uxtb16 r4, r4, ror #8
+ uxtb16 r9, r6
+ uxtb16 r6, r6, ror #8
+ pld [r1, r3]
+ ssub16 r9, r8, r9
+ ssub16 r6, r4, r6
+ uxtb16 r8, r5
+ uxtb16 r5, r5, ror #8
+ pld [r2, r3]
+ pkhbt r4, r9, r6, lsl #16
+ pkhtb r6, r6, r9, asr #16
+ uxtb16 r9, r7
+ uxtb16 r7, r7, ror #8
+ ssub16 r9, r8, r9
+ ssub16 r5, r5, r7
+ subs lr, lr, #1
+ pkhbt r8, r9, r5, lsl #16
+ pkhtb r9, r5, r9, asr #16
+ stm r0!, {r4,r6,r8,r9}
+ bgt 1b
+
+ pop {r4-r9, pc}
+endfunc
+
+function ff_pix_abs16_armv6, export=1
+ ldr r0, [sp]
+ push {r4-r9, lr}
+ mov r12, #0
+ mov lr, #0
+ ldm r1, {r4-r7}
+ ldr r8, [r2]
+1:
+ ldr r9, [r2, #4]
+ pld [r1, r3]
+ usada8 r12, r4, r8, r12
+ ldr r8, [r2, #8]
+ pld [r2, r3]
+ usada8 lr, r5, r9, lr
+ ldr r9, [r2, #12]
+ usada8 r12, r6, r8, r12
+ subs r0, r0, #1
+ usada8 lr, r7, r9, lr
+ beq 2f
+ add r1, r1, r3
+ ldm r1, {r4-r7}
+ add r2, r2, r3
+ ldr r8, [r2]
+ b 1b
+2:
+ add r0, r12, lr
+ pop {r4-r9, pc}
+endfunc
+
+function ff_pix_abs16_x2_armv6, export=1
+ ldr r12, [sp]
+ push {r4-r11, lr}
+ mov r0, #0
+ mov lr, #1
+ orr lr, lr, lr, lsl #8
+ orr lr, lr, lr, lsl #16
+1:
+ ldr r8, [r2]
+ ldr r9, [r2, #4]
+ lsr r10, r8, #8
+ ldr r4, [r1]
+ lsr r6, r9, #8
+ orr r10, r10, r9, lsl #24
+ ldr r5, [r2, #8]
+ eor r11, r8, r10
+ uhadd8 r7, r8, r10
+ orr r6, r6, r5, lsl #24
+ and r11, r11, lr
+ uadd8 r7, r7, r11
+ ldr r8, [r1, #4]
+ usada8 r0, r4, r7, r0
+ eor r7, r9, r6
+ lsr r10, r5, #8
+ and r7, r7, lr
+ uhadd8 r4, r9, r6
+ ldr r6, [r2, #12]
+ uadd8 r4, r4, r7
+ pld [r1, r3]
+ orr r10, r10, r6, lsl #24
+ usada8 r0, r8, r4, r0
+ ldr r4, [r1, #8]
+ eor r11, r5, r10
+ ldrb r7, [r2, #16]
+ and r11, r11, lr
+ uhadd8 r8, r5, r10
+ ldr r5, [r1, #12]
+ uadd8 r8, r8, r11
+ pld [r2, r3]
+ lsr r10, r6, #8
+ usada8 r0, r4, r8, r0
+ orr r10, r10, r7, lsl #24
+ subs r12, r12, #1
+ eor r11, r6, r10
+ add r1, r1, r3
+ uhadd8 r9, r6, r10
+ and r11, r11, lr
+ uadd8 r9, r9, r11
+ add r2, r2, r3
+ usada8 r0, r5, r9, r0
+ bgt 1b
+
+ pop {r4-r11, pc}
+endfunc
+
+.macro usad_y2 p0, p1, p2, p3, n0, n1, n2, n3
+ ldr \n0, [r2]
+ eor \n1, \p0, \n0
+ uhadd8 \p0, \p0, \n0
+ and \n1, \n1, lr
+ ldr \n2, [r1]
+ uadd8 \p0, \p0, \n1
+ ldr \n1, [r2, #4]
+ usada8 r0, \p0, \n2, r0
+ pld [r1, r3]
+ eor \n3, \p1, \n1
+ uhadd8 \p1, \p1, \n1
+ and \n3, \n3, lr
+ ldr \p0, [r1, #4]
+ uadd8 \p1, \p1, \n3
+ ldr \n2, [r2, #8]
+ usada8 r0, \p1, \p0, r0
+ pld [r2, r3]
+ eor \p0, \p2, \n2
+ uhadd8 \p2, \p2, \n2
+ and \p0, \p0, lr
+ ldr \p1, [r1, #8]
+ uadd8 \p2, \p2, \p0
+ ldr \n3, [r2, #12]
+ usada8 r0, \p2, \p1, r0
+ eor \p1, \p3, \n3
+ uhadd8 \p3, \p3, \n3
+ and \p1, \p1, lr
+ ldr \p0, [r1, #12]
+ uadd8 \p3, \p3, \p1
+ add r1, r1, r3
+ usada8 r0, \p3, \p0, r0
+ add r2, r2, r3
+.endm
+
+function ff_pix_abs16_y2_armv6, export=1
+ pld [r1]
+ pld [r2]
+ ldr r12, [sp]
+ push {r4-r11, lr}
+ mov r0, #0
+ mov lr, #1
+ orr lr, lr, lr, lsl #8
+ orr lr, lr, lr, lsl #16
+ ldr r4, [r2]
+ ldr r5, [r2, #4]
+ ldr r6, [r2, #8]
+ ldr r7, [r2, #12]
+ add r2, r2, r3
+1:
+ usad_y2 r4, r5, r6, r7, r8, r9, r10, r11
+ subs r12, r12, #2
+ usad_y2 r8, r9, r10, r11, r4, r5, r6, r7
+ bgt 1b
+
+ pop {r4-r11, pc}
+endfunc
+
+function ff_pix_abs8_armv6, export=1
+ pld [r2, r3]
+ ldr r12, [sp]
+ push {r4-r9, lr}
+ mov r0, #0
+ mov lr, #0
+ ldrd_post r4, r5, r1, r3
+1:
+ subs r12, r12, #2
+ ldr r7, [r2, #4]
+ ldr_post r6, r2, r3
+ ldrd_post r8, r9, r1, r3
+ usada8 r0, r4, r6, r0
+ pld [r2, r3]
+ usada8 lr, r5, r7, lr
+ ldr r7, [r2, #4]
+ ldr_post r6, r2, r3
+ beq 2f
+ ldrd_post r4, r5, r1, r3
+ usada8 r0, r8, r6, r0
+ pld [r2, r3]
+ usada8 lr, r9, r7, lr
+ b 1b
+2:
+ usada8 r0, r8, r6, r0
+ usada8 lr, r9, r7, lr
+ add r0, r0, lr
+ pop {r4-r9, pc}
+endfunc
+
+function ff_sse16_armv6, export=1
+ ldr r12, [sp]
+ push {r4-r9, lr}
+ mov r0, #0
+1:
+ ldrd r4, r5, [r1]
+ ldr r8, [r2]
+ uxtb16 lr, r4
+ uxtb16 r4, r4, ror #8
+ uxtb16 r9, r8
+ uxtb16 r8, r8, ror #8
+ ldr r7, [r2, #4]
+ usub16 lr, lr, r9
+ usub16 r4, r4, r8
+ smlad r0, lr, lr, r0
+ uxtb16 r6, r5
+ uxtb16 lr, r5, ror #8
+ uxtb16 r8, r7
+ uxtb16 r9, r7, ror #8
+ smlad r0, r4, r4, r0
+ ldrd r4, r5, [r1, #8]
+ usub16 r6, r6, r8
+ usub16 r8, lr, r9
+ ldr r7, [r2, #8]
+ smlad r0, r6, r6, r0
+ uxtb16 lr, r4
+ uxtb16 r4, r4, ror #8
+ uxtb16 r9, r7
+ uxtb16 r7, r7, ror #8
+ smlad r0, r8, r8, r0
+ ldr r8, [r2, #12]
+ usub16 lr, lr, r9
+ usub16 r4, r4, r7
+ smlad r0, lr, lr, r0
+ uxtb16 r6, r5
+ uxtb16 r5, r5, ror #8
+ uxtb16 r9, r8
+ uxtb16 r8, r8, ror #8
+ smlad r0, r4, r4, r0
+ usub16 r6, r6, r9
+ usub16 r5, r5, r8
+ smlad r0, r6, r6, r0
+ add r1, r1, r3
+ add r2, r2, r3
+ subs r12, r12, #1
+ smlad r0, r5, r5, r0
+ bgt 1b
+
+ pop {r4-r9, pc}
+endfunc
+
+function ff_pix_norm1_armv6, export=1
+ push {r4-r6, lr}
+ mov r12, #16
+ mov lr, #0
+1:
+ ldm r0, {r2-r5}
+ uxtb16 r6, r2
+ uxtb16 r2, r2, ror #8
+ smlad lr, r6, r6, lr
+ uxtb16 r6, r3
+ smlad lr, r2, r2, lr
+ uxtb16 r3, r3, ror #8
+ smlad lr, r6, r6, lr
+ uxtb16 r6, r4
+ smlad lr, r3, r3, lr
+ uxtb16 r4, r4, ror #8
+ smlad lr, r6, r6, lr
+ uxtb16 r6, r5
+ smlad lr, r4, r4, lr
+ uxtb16 r5, r5, ror #8
+ smlad lr, r6, r6, lr
+ subs r12, r12, #1
+ add r0, r0, r1
+ smlad lr, r5, r5, lr
+ bgt 1b
+
+ mov r0, lr
+ pop {r4-r6, pc}
+endfunc
+
+function ff_pix_sum_armv6, export=1
+ push {r4-r7, lr}
+ mov r12, #16
+ mov r2, #0
+ mov r3, #0
+ mov lr, #0
+ ldr r4, [r0]
+1:
+ subs r12, r12, #1
+ ldr r5, [r0, #4]
+ usada8 r2, r4, lr, r2
+ ldr r6, [r0, #8]
+ usada8 r3, r5, lr, r3
+ ldr r7, [r0, #12]
+ usada8 r2, r6, lr, r2
+ beq 2f
+ ldr_pre r4, r0, r1
+ usada8 r3, r7, lr, r3
+ bgt 1b
+2:
+ usada8 r3, r7, lr, r3
+ add r0, r2, r3
+ pop {r4-r7, pc}
+endfunc
projects / ffmpeg / blobdiff