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-rw-r--r--libavcodec/arm/dsputil_arm_s.S799
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diff --git a/libavcodec/arm/dsputil_arm_s.S b/libavcodec/arm/dsputil_arm_s.S
new file mode 100644
index 0000000000..639b7b8af8
--- /dev/null
+++ b/libavcodec/arm/dsputil_arm_s.S
@@ -0,0 +1,799 @@
+@
+@ ARMv4 optimized DSP utils
+@ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
+@
+@ This file is part of FFmpeg.
+@
+@ FFmpeg 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,
+@ 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
+@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+@
+
+#include "config.h"
+#include "asm.S"
+
+ preserve8
+
+#ifndef HAVE_PLD
+.macro pld reg
+.endm
+#endif
+
+#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
+
+.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
+function put_pixels16_arm, export=1
+ @ 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
+ .endfunc
+
+@ ----------------------------------------------------------------
+ .align 8
+function put_pixels8_arm, export=1
+ @ 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
+ .endfunc
+
+@ ----------------------------------------------------------------
+ .align 8
+function put_pixels8_x2_arm, export=1
+ @ 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
+ .endfunc
+
+ .align 8
+function put_no_rnd_pixels8_x2_arm, export=1
+ @ 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
+ .endfunc
+
+
+@ ----------------------------------------------------------------
+ .align 8
+function put_pixels8_y2_arm, export=1
+ @ 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
+ .endfunc
+
+ .align 8
+function put_no_rnd_pixels8_y2_arm, export=1
+ @ 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
+ .endfunc
+
+@ ----------------------------------------------------------------
+.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
+function put_pixels8_xy2_arm, export=1
+ @ 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
+ .endfunc
+
+ .align 8
+function put_no_rnd_pixels8_xy2_arm, export=1
+ @ 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
+ .endfunc
+
+@ 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
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