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| @ | |
| @ ARMv4-optimized halfpel functions | |
| @ 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 "libavutil/arm/asm.S" | |
| #if !HAVE_ARMV5TE_EXTERNAL | |
| #define pld @ | |
| #endif | |
| .macro ALIGN_QWORD_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 ALIGN_DWORD 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 ALIGN_DWORD_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 | |
| .macro JMP_ALIGN tmp, reg | |
| ands \tmp, \reg, #3 | |
| bic \reg, \reg, #3 | |
| beq 1f | |
| subs \tmp, \tmp, #1 | |
| beq 2f | |
| subs \tmp, \tmp, #1 | |
| beq 3f | |
| b 4f | |
| .endm | |
| @ ---------------------------------------------------------------- | |
| function ff_put_pixels16_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r11, lr} | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r7} | |
| add r1, r1, r2 | |
| stm r0, {r4-r7} | |
| pld [r1] | |
| subs r3, r3, #1 | |
| add r0, r0, r2 | |
| bne 1b | |
| pop {r4-r11, pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r8} | |
| add r1, r1, r2 | |
| ALIGN_QWORD_D 1, r9, r10, r11, r12, r4, r5, r6, r7, r8 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r9-r12} | |
| add r0, r0, r2 | |
| bne 2b | |
| pop {r4-r11, pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r8} | |
| add r1, r1, r2 | |
| ALIGN_QWORD_D 2, r9, r10, r11, r12, r4, r5, r6, r7, r8 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r9-r12} | |
| add r0, r0, r2 | |
| bne 3b | |
| pop {r4-r11, pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r8} | |
| add r1, r1, r2 | |
| ALIGN_QWORD_D 3, r9, r10, r11, r12, r4, r5, r6, r7, r8 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r9-r12} | |
| add r0, r0, r2 | |
| bne 4b | |
| pop {r4-r11,pc} | |
| endfunc | |
| @ ---------------------------------------------------------------- | |
| function ff_put_pixels8_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r5,lr} | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r5} | |
| add r1, r1, r2 | |
| subs r3, r3, #1 | |
| pld [r1] | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 1b | |
| pop {r4-r5,pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r5, r12} | |
| add r1, r1, r2 | |
| ALIGN_DWORD 1, r4, r5, r12 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 2b | |
| pop {r4-r5,pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r5, r12} | |
| add r1, r1, r2 | |
| ALIGN_DWORD 2, r4, r5, r12 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 3b | |
| pop {r4-r5,pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r5, r12} | |
| add r1, r1, r2 | |
| ALIGN_DWORD 3, r4, r5, r12 | |
| pld [r1] | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 4b | |
| pop {r4-r5,pc} | |
| endfunc | |
| @ ---------------------------------------------------------------- | |
| function ff_put_pixels8_x2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r10,lr} | |
| ldr r12, =0xfefefefe | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 1, r6, r7, r4, r5, r10 | |
| pld [r1] | |
| RND_AVG32 r8, r9, r4, r5, r6, r7, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 1b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 1, r6, r7, r4, r5, r10 | |
| ALIGN_DWORD_D 2, r8, r9, r4, r5, r10 | |
| pld [r1] | |
| RND_AVG32 r4, r5, r6, r7, r8, r9, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 2b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 2, r6, r7, r4, r5, r10 | |
| ALIGN_DWORD_D 3, r8, r9, r4, r5, r10 | |
| pld [r1] | |
| RND_AVG32 r4, r5, r6, r7, r8, r9, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 3b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 3, r6, r7, r4, r5, r10 | |
| pld [r1] | |
| RND_AVG32 r8, r9, r6, r7, r5, r10, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 4b | |
| pop {r4-r10,pc} | |
| endfunc | |
| function ff_put_no_rnd_pixels8_x2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r10,lr} | |
| ldr r12, =0xfefefefe | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 1, r6, r7, r4, r5, r10 | |
| pld [r1] | |
| NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 1b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 1, r6, r7, r4, r5, r10 | |
| ALIGN_DWORD_D 2, r8, r9, r4, r5, r10 | |
| pld [r1] | |
| NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 2b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 2, r6, r7, r4, r5, r10 | |
| ALIGN_DWORD_D 3, r8, r9, r4, r5, r10 | |
| pld [r1] | |
| NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bne 3b | |
| pop {r4-r10,pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r5, r10} | |
| add r1, r1, r2 | |
| ALIGN_DWORD_D 3, r6, r7, r4, r5, r10 | |
| pld [r1] | |
| NO_RND_AVG32 r8, r9, r6, r7, r5, r10, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 4b | |
| pop {r4-r10,pc} | |
| endfunc | |
| @ ---------------------------------------------------------------- | |
| function ff_put_pixels8_y2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r11,lr} | |
| mov r3, r3, lsr #1 | |
| ldr r12, =0xfefefefe | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r5} | |
| add r1, r1, r2 | |
| 6: ldm r1, {r6-r7} | |
| add r1, r1, r2 | |
| pld [r1] | |
| RND_AVG32 r8, r9, r4, r5, r6, r7, r12 | |
| ldm r1, {r4-r5} | |
| add r1, r1, r2 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| pld [r1] | |
| RND_AVG32 r8, r9, r6, r7, r4, r5, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r7, r8, r9 | |
| RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r4, r5, r6 | |
| subs r3, r3, #1 | |
| RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r7, r8, r9 | |
| RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r4, r5, r6 | |
| subs r3, r3, #1 | |
| RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r7, r8, r9 | |
| RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r4, r5, r6 | |
| subs r3, r3, #1 | |
| RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| endfunc | |
| function ff_put_no_rnd_pixels8_y2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r11,lr} | |
| mov r3, r3, lsr #1 | |
| ldr r12, =0xfefefefe | |
| JMP_ALIGN r5, r1 | |
| 1: | |
| ldm r1, {r4-r5} | |
| add r1, r1, r2 | |
| 6: ldm r1, {r6-r7} | |
| add r1, r1, r2 | |
| pld [r1] | |
| NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12 | |
| ldm r1, {r4-r5} | |
| add r1, r1, r2 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| pld [r1] | |
| NO_RND_AVG32 r8, r9, r6, r7, r4, r5, r12 | |
| subs r3, r3, #1 | |
| stm r0, {r8-r9} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 2: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r7, r8, r9 | |
| NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 1, r4, r5, r6 | |
| subs r3, r3, #1 | |
| NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 3: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r7, r8, r9 | |
| NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 2, r4, r5, r6 | |
| subs r3, r3, #1 | |
| NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| .align 5 | |
| 4: | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r4, r5, r6 | |
| 6: ldm r1, {r7-r9} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r7, r8, r9 | |
| NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| ldm r1, {r4-r6} | |
| add r1, r1, r2 | |
| pld [r1] | |
| ALIGN_DWORD 3, r4, r5, r6 | |
| subs r3, r3, #1 | |
| NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 | |
| stm r0, {r10-r11} | |
| add r0, r0, r2 | |
| bne 6b | |
| pop {r4-r11,pc} | |
| endfunc | |
| .ltorg | |
| @ ---------------------------------------------------------------- | |
| .macro RND_XY2_IT align, rnd | |
| @ l1= (a & 0x03030303) + (b & 0x03030303) ?(+ 0x02020202) | |
| @ h1= ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2) | |
| .if \align == 0 | |
| ldm r1, {r6-r8} | |
| .elseif \align == 3 | |
| ldm r1, {r5-r7} | |
| .else | |
| ldm r1, {r8-r10} | |
| .endif | |
| add r1, r1, r2 | |
| pld [r1] | |
| .if \align == 0 | |
| ALIGN_DWORD_D 1, r4, r5, r6, r7, r8 | |
| .elseif \align == 1 | |
| ALIGN_DWORD_D 1, r4, r5, r8, r9, r10 | |
| ALIGN_DWORD_D 2, r6, r7, r8, r9, r10 | |
| .elseif \align == 2 | |
| ALIGN_DWORD_D 2, r4, r5, r8, r9, r10 | |
| ALIGN_DWORD_D 3, r6, r7, r8, r9, r10 | |
| .elseif \align == 3 | |
| ALIGN_DWORD_D 3, r4, r5, r5, r6, r7 | |
| .endif | |
| ldr r14, =0x03030303 | |
| tst r3, #1 | |
| and r8, r4, r14 | |
| and r9, r5, r14 | |
| and r10, r6, r14 | |
| and r11, r7, r14 | |
| it eq | |
| andeq r14, r14, r14, \rnd #1 | |
| add r8, r8, r10 | |
| add r9, r9, r11 | |
| ldr r12, =0xfcfcfcfc >> 2 | |
| itt eq | |
| addeq r8, r8, r14 | |
| addeq r9, r9, r14 | |
| and r4, r12, r4, lsr #2 | |
| and r5, r12, r5, lsr #2 | |
| and r6, r12, r6, lsr #2 | |
| and r7, r12, r7, lsr #2 | |
| add r10, r4, r6 | |
| add r11, r5, r7 | |
| subs r3, r3, #1 | |
| .endm | |
| .macro RND_XY2_EXPAND align, rnd | |
| RND_XY2_IT \align, \rnd | |
| 6: push {r8-r11} | |
| RND_XY2_IT \align, \rnd | |
| pop {r4-r7} | |
| add r4, r4, r8 | |
| add r5, r5, r9 | |
| ldr r14, =0x0f0f0f0f | |
| add r6, r6, r10 | |
| add r7, r7, r11 | |
| and r4, r14, r4, lsr #2 | |
| and r5, r14, r5, lsr #2 | |
| add r4, r4, r6 | |
| add r5, r5, r7 | |
| stm r0, {r4-r5} | |
| add r0, r0, r2 | |
| bge 6b | |
| pop {r4-r11,pc} | |
| .endm | |
| function ff_put_pixels8_xy2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r11,lr} @ R14 is also called LR | |
| JMP_ALIGN r5, r1 | |
| 1: RND_XY2_EXPAND 0, lsl | |
| .align 5 | |
| 2: RND_XY2_EXPAND 1, lsl | |
| .align 5 | |
| 3: RND_XY2_EXPAND 2, lsl | |
| .align 5 | |
| 4: RND_XY2_EXPAND 3, lsl | |
| endfunc | |
| function ff_put_no_rnd_pixels8_xy2_arm, export=1, align=5 | |
| @ void func(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) | |
| @ block = word aligned, pixles = unaligned | |
| pld [r1] | |
| push {r4-r11,lr} | |
| JMP_ALIGN r5, r1 | |
| 1: RND_XY2_EXPAND 0, lsr | |
| .align 5 | |
| 2: RND_XY2_EXPAND 1, lsr | |
| .align 5 | |
| 3: RND_XY2_EXPAND 2, lsr | |
| .align 5 | |
| 4: RND_XY2_EXPAND 3, lsr | |
| endfunc | |