ffmpeg / libavcodec / armv4l / dsputil_arm_s.S @ 5509bffa
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| 1 | 6ad1fa5a | Bernhard Rosenkränzer | @ |
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| 2 | @ ARMv4L optimized DSP utils |
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| 3 | @ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp> |
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| 4 | @ |
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| 5 | @ This library is free software; you can redistribute it and/or |
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| 6 | @ modify it under the terms of the GNU Lesser General Public |
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| 7 | @ License as published by the Free Software Foundation; either |
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| 8 | @ version 2 of the License, or (at your option) any later version. |
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| 9 | @ |
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| 10 | @ This library is distributed in the hope that it will be useful, |
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| 11 | @ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | @ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | @ Lesser General Public License for more details. |
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| 14 | @ |
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| 15 | @ You should have received a copy of the GNU Lesser General Public |
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| 16 | @ License along with this library; if not, write to the Free Software |
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| 17 | 5509bffa | Diego Biurrun | @ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | 6ad1fa5a | Bernhard Rosenkränzer | @ |
| 19 | |||
| 20 | .macro ADJ_ALIGN_QUADWORD_D shift, Rd0, Rd1, Rd2, Rd3, Rn0, Rn1, Rn2, Rn3, Rn4 |
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| 21 | mov \Rd0, \Rn0, lsr #(\shift * 8) |
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| 22 | mov \Rd1, \Rn1, lsr #(\shift * 8) |
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| 23 | mov \Rd2, \Rn2, lsr #(\shift * 8) |
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| 24 | mov \Rd3, \Rn3, lsr #(\shift * 8) |
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| 25 | orr \Rd0, \Rd0, \Rn1, lsl #(32 - \shift * 8) |
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| 26 | orr \Rd1, \Rd1, \Rn2, lsl #(32 - \shift * 8) |
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| 27 | orr \Rd2, \Rd2, \Rn3, lsl #(32 - \shift * 8) |
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| 28 | orr \Rd3, \Rd3, \Rn4, lsl #(32 - \shift * 8) |
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| 29 | .endm |
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| 30 | .macro ADJ_ALIGN_DOUBLEWORD shift, R0, R1, R2 |
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| 31 | mov \R0, \R0, lsr #(\shift * 8) |
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| 32 | orr \R0, \R0, \R1, lsl #(32 - \shift * 8) |
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| 33 | mov \R1, \R1, lsr #(\shift * 8) |
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| 34 | orr \R1, \R1, \R2, lsl #(32 - \shift * 8) |
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| 35 | .endm |
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| 36 | .macro ADJ_ALIGN_DOUBLEWORD_D shift, Rdst0, Rdst1, Rsrc0, Rsrc1, Rsrc2 |
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| 37 | mov \Rdst0, \Rsrc0, lsr #(\shift * 8) |
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| 38 | mov \Rdst1, \Rsrc1, lsr #(\shift * 8) |
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| 39 | orr \Rdst0, \Rdst0, \Rsrc1, lsl #(32 - (\shift * 8)) |
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| 40 | orr \Rdst1, \Rdst1, \Rsrc2, lsl #(32 - (\shift * 8)) |
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| 41 | .endm |
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| 42 | |||
| 43 | .macro RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask |
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| 44 | @ Rd = (Rn | Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1) |
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| 45 | @ Rmask = 0xFEFEFEFE |
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| 46 | @ Rn = destroy |
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| 47 | eor \Rd0, \Rn0, \Rm0 |
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| 48 | eor \Rd1, \Rn1, \Rm1 |
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| 49 | orr \Rn0, \Rn0, \Rm0 |
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| 50 | orr \Rn1, \Rn1, \Rm1 |
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| 51 | and \Rd0, \Rd0, \Rmask |
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| 52 | and \Rd1, \Rd1, \Rmask |
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| 53 | sub \Rd0, \Rn0, \Rd0, lsr #1 |
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| 54 | sub \Rd1, \Rn1, \Rd1, lsr #1 |
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| 55 | .endm |
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| 56 | |||
| 57 | .macro NO_RND_AVG32 Rd0, Rd1, Rn0, Rn1, Rm0, Rm1, Rmask |
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| 58 | @ Rd = (Rn & Rm) - (((Rn ^ Rm) & ~0x01010101) >> 1) |
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| 59 | @ Rmask = 0xFEFEFEFE |
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| 60 | @ Rn = destroy |
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| 61 | eor \Rd0, \Rn0, \Rm0 |
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| 62 | eor \Rd1, \Rn1, \Rm1 |
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| 63 | and \Rn0, \Rn0, \Rm0 |
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| 64 | and \Rn1, \Rn1, \Rm1 |
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| 65 | and \Rd0, \Rd0, \Rmask |
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| 66 | and \Rd1, \Rd1, \Rmask |
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| 67 | add \Rd0, \Rn0, \Rd0, lsr #1 |
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| 68 | add \Rd1, \Rn1, \Rd1, lsr #1 |
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| 69 | .endm |
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| 70 | |||
| 71 | @ ---------------------------------------------------------------- |
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| 72 | .align 8 |
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| 73 | .global put_pixels16_arm |
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| 74 | put_pixels16_arm: |
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| 75 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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| 76 | @ block = word aligned, pixles = unaligned |
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| 77 | pld [r1] |
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| 78 | stmfd sp!, {r4-r11, lr} @ R14 is also called LR
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| 79 | adr r5, 5f |
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| 80 | ands r4, r1, #3 |
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| 81 | bic r1, r1, #3 |
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| 82 | add r5, r5, r4, lsl #2 |
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| 83 | ldrne pc, [r5] |
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| 84 | 1: |
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| 85 | ldmia r1, {r4-r7}
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| 86 | add r1, r1, r2 |
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| 87 | stmia r0, {r4-r7}
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| 88 | pld [r1] |
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| 89 | subs r3, r3, #1 |
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| 90 | add r0, r0, r2 |
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| 91 | bne 1b |
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| 92 | ldmfd sp!, {r4-r11, pc}
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| 93 | .align 8 |
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| 94 | 2: |
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| 95 | ldmia r1, {r4-r8}
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| 96 | add r1, r1, r2 |
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| 97 | ADJ_ALIGN_QUADWORD_D 1, r9, r10, r11, r12, r4, r5, r6, r7, r8 |
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| 98 | pld [r1] |
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| 99 | subs r3, r3, #1 |
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| 100 | stmia r0, {r9-r12}
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| 101 | add r0, r0, r2 |
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| 102 | bne 2b |
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| 103 | ldmfd sp!, {r4-r11, pc}
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| 104 | .align 8 |
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| 105 | 3: |
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| 106 | ldmia r1, {r4-r8}
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| 107 | add r1, r1, r2 |
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| 108 | ADJ_ALIGN_QUADWORD_D 2, r9, r10, r11, r12, r4, r5, r6, r7, r8 |
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| 109 | pld [r1] |
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| 110 | subs r3, r3, #1 |
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| 111 | stmia r0, {r9-r12}
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| 112 | add r0, r0, r2 |
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| 113 | bne 3b |
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| 114 | ldmfd sp!, {r4-r11, pc}
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| 115 | .align 8 |
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| 116 | 4: |
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| 117 | ldmia r1, {r4-r8}
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| 118 | add r1, r1, r2 |
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| 119 | ADJ_ALIGN_QUADWORD_D 3, r9, r10, r11, r12, r4, r5, r6, r7, r8 |
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| 120 | pld [r1] |
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| 121 | subs r3, r3, #1 |
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| 122 | stmia r0, {r9-r12}
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| 123 | add r0, r0, r2 |
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| 124 | bne 4b |
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| 125 | ldmfd sp!, {r4-r11,pc}
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| 126 | .align 8 |
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| 127 | 5: |
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| 128 | .word 1b |
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| 129 | .word 2b |
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| 130 | .word 3b |
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| 131 | .word 4b |
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| 132 | |||
| 133 | @ ---------------------------------------------------------------- |
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| 134 | .align 8 |
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| 135 | .global put_pixels8_arm |
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| 136 | put_pixels8_arm: |
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| 137 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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| 138 | @ block = word aligned, pixles = unaligned |
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| 139 | pld [r1] |
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| 140 | stmfd sp!, {r4-r5,lr} @ R14 is also called LR
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| 141 | adr r5, 5f |
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| 142 | ands r4, r1, #3 |
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| 143 | bic r1, r1, #3 |
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| 144 | add r5, r5, r4, lsl #2 |
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| 145 | ldrne pc, [r5] |
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| 146 | 1: |
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| 147 | ldmia r1, {r4-r5}
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| 148 | add r1, r1, r2 |
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| 149 | subs r3, r3, #1 |
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| 150 | pld [r1] |
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| 151 | stmia r0, {r4-r5}
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| 152 | add r0, r0, r2 |
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| 153 | bne 1b |
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| 154 | ldmfd sp!, {r4-r5,pc}
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| 155 | .align 8 |
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| 156 | 2: |
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| 157 | ldmia r1, {r4-r5, r12}
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| 158 | add r1, r1, r2 |
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| 159 | ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r12 |
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| 160 | pld [r1] |
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| 161 | subs r3, r3, #1 |
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| 162 | stmia r0, {r4-r5}
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| 163 | add r0, r0, r2 |
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| 164 | bne 2b |
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| 165 | ldmfd sp!, {r4-r5,pc}
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| 166 | .align 8 |
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| 167 | 3: |
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| 168 | ldmia r1, {r4-r5, r12}
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| 169 | add r1, r1, r2 |
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| 170 | ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r12 |
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| 171 | pld [r1] |
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| 172 | subs r3, r3, #1 |
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| 173 | stmia r0, {r4-r5}
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| 174 | add r0, r0, r2 |
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| 175 | bne 3b |
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| 176 | ldmfd sp!, {r4-r5,pc}
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| 177 | .align 8 |
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| 178 | 4: |
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| 179 | ldmia r1, {r4-r5, r12}
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| 180 | add r1, r1, r2 |
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| 181 | ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r12 |
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| 182 | pld [r1] |
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| 183 | subs r3, r3, #1 |
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| 184 | stmia r0, {r4-r5}
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| 185 | add r0, r0, r2 |
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| 186 | bne 4b |
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| 187 | ldmfd sp!, {r4-r5,pc}
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| 188 | .align 8 |
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| 189 | 5: |
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| 190 | .word 1b |
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| 191 | .word 2b |
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| 192 | .word 3b |
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| 193 | .word 4b |
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| 194 | |||
| 195 | @ ---------------------------------------------------------------- |
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| 196 | .align 8 |
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| 197 | .global put_pixels8_x2_arm |
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| 198 | put_pixels8_x2_arm: |
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| 199 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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| 200 | @ block = word aligned, pixles = unaligned |
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| 201 | pld [r1] |
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| 202 | stmfd sp!, {r4-r10,lr} @ R14 is also called LR
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| 203 | adr r5, 5f |
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| 204 | ands r4, r1, #3 |
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| 205 | ldr r12, [r5] |
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| 206 | add r5, r5, r4, lsl #2 |
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| 207 | bic r1, r1, #3 |
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| 208 | ldrne pc, [r5] |
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| 209 | 1: |
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| 210 | ldmia r1, {r4-r5, r10}
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| 211 | add r1, r1, r2 |
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| 212 | ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10 |
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| 213 | pld [r1] |
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| 214 | RND_AVG32 r8, r9, r4, r5, r6, r7, r12 |
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| 215 | subs r3, r3, #1 |
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| 216 | stmia r0, {r8-r9}
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| 217 | add r0, r0, r2 |
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| 218 | bne 1b |
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| 219 | ldmfd sp!, {r4-r10,pc}
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| 220 | .align 8 |
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| 221 | 2: |
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| 222 | ldmia r1, {r4-r5, r10}
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| 223 | add r1, r1, r2 |
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| 224 | ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10 |
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| 225 | ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10 |
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| 226 | pld [r1] |
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| 227 | RND_AVG32 r4, r5, r6, r7, r8, r9, r12 |
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| 228 | subs r3, r3, #1 |
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| 229 | stmia r0, {r4-r5}
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| 230 | add r0, r0, r2 |
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| 231 | bne 2b |
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| 232 | ldmfd sp!, {r4-r10,pc}
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| 233 | .align 8 |
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| 234 | 3: |
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| 235 | ldmia r1, {r4-r5, r10}
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| 236 | add r1, r1, r2 |
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| 237 | ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10 |
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| 238 | ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10 |
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| 239 | pld [r1] |
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| 240 | RND_AVG32 r4, r5, r6, r7, r8, r9, r12 |
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| 241 | subs r3, r3, #1 |
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| 242 | stmia r0, {r4-r5}
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| 243 | add r0, r0, r2 |
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| 244 | bne 3b |
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| 245 | ldmfd sp!, {r4-r10,pc}
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| 246 | .align 8 |
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| 247 | 4: |
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| 248 | ldmia r1, {r4-r5, r10}
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| 249 | add r1, r1, r2 |
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| 250 | ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10 |
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| 251 | pld [r1] |
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| 252 | RND_AVG32 r8, r9, r6, r7, r5, r10, r12 |
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| 253 | subs r3, r3, #1 |
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| 254 | stmia r0, {r8-r9}
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| 255 | add r0, r0, r2 |
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| 256 | bne 4b |
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| 257 | ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
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| 258 | .align 8 |
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| 259 | 5: |
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| 260 | .word 0xFEFEFEFE |
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| 261 | .word 2b |
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| 262 | .word 3b |
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| 263 | .word 4b |
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| 264 | |||
| 265 | .align 8 |
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| 266 | .global put_no_rnd_pixels8_x2_arm |
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| 267 | put_no_rnd_pixels8_x2_arm: |
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| 268 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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| 269 | @ block = word aligned, pixles = unaligned |
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| 270 | pld [r1] |
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| 271 | stmfd sp!, {r4-r10,lr} @ R14 is also called LR
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| 272 | adr r5, 5f |
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| 273 | ands r4, r1, #3 |
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| 274 | ldr r12, [r5] |
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| 275 | add r5, r5, r4, lsl #2 |
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| 276 | bic r1, r1, #3 |
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| 277 | ldrne pc, [r5] |
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| 278 | 1: |
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| 279 | ldmia r1, {r4-r5, r10}
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| 280 | add r1, r1, r2 |
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| 281 | ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10 |
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| 282 | pld [r1] |
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| 283 | NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12 |
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| 284 | subs r3, r3, #1 |
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| 285 | stmia r0, {r8-r9}
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| 286 | add r0, r0, r2 |
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| 287 | bne 1b |
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| 288 | ldmfd sp!, {r4-r10,pc}
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| 289 | .align 8 |
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| 290 | 2: |
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| 291 | ldmia r1, {r4-r5, r10}
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| 292 | add r1, r1, r2 |
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| 293 | ADJ_ALIGN_DOUBLEWORD_D 1, r6, r7, r4, r5, r10 |
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| 294 | ADJ_ALIGN_DOUBLEWORD_D 2, r8, r9, r4, r5, r10 |
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| 295 | pld [r1] |
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| 296 | NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12 |
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| 297 | subs r3, r3, #1 |
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| 298 | stmia r0, {r4-r5}
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| 299 | add r0, r0, r2 |
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| 300 | bne 2b |
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| 301 | ldmfd sp!, {r4-r10,pc}
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| 302 | .align 8 |
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| 303 | 3: |
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| 304 | ldmia r1, {r4-r5, r10}
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| 305 | add r1, r1, r2 |
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| 306 | ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r4, r5, r10 |
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| 307 | ADJ_ALIGN_DOUBLEWORD_D 3, r8, r9, r4, r5, r10 |
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| 308 | pld [r1] |
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| 309 | NO_RND_AVG32 r4, r5, r6, r7, r8, r9, r12 |
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| 310 | subs r3, r3, #1 |
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| 311 | stmia r0, {r4-r5}
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| 312 | add r0, r0, r2 |
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| 313 | bne 3b |
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| 314 | ldmfd sp!, {r4-r10,pc}
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| 315 | .align 8 |
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| 316 | 4: |
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| 317 | ldmia r1, {r4-r5, r10}
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| 318 | add r1, r1, r2 |
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| 319 | ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r4, r5, r10 |
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| 320 | pld [r1] |
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| 321 | NO_RND_AVG32 r8, r9, r6, r7, r5, r10, r12 |
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| 322 | subs r3, r3, #1 |
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| 323 | stmia r0, {r8-r9}
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| 324 | add r0, r0, r2 |
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| 325 | bne 4b |
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| 326 | ldmfd sp!, {r4-r10,pc} @@ update PC with LR content.
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| 327 | .align 8 |
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| 328 | 5: |
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| 329 | .word 0xFEFEFEFE |
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| 330 | .word 2b |
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| 331 | .word 3b |
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| 332 | .word 4b |
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| 333 | |||
| 334 | |||
| 335 | @ ---------------------------------------------------------------- |
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| 336 | .align 8 |
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| 337 | .global put_pixels8_y2_arm |
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| 338 | put_pixels8_y2_arm: |
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| 339 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
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| 340 | @ block = word aligned, pixles = unaligned |
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| 341 | pld [r1] |
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| 342 | stmfd sp!, {r4-r11,lr} @ R14 is also called LR
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| 343 | adr r5, 5f |
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| 344 | ands r4, r1, #3 |
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| 345 | mov r3, r3, lsr #1 |
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| 346 | ldr r12, [r5] |
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| 347 | add r5, r5, r4, lsl #2 |
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| 348 | bic r1, r1, #3 |
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| 349 | ldrne pc, [r5] |
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| 350 | 1: |
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| 351 | ldmia r1, {r4-r5}
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| 352 | add r1, r1, r2 |
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| 353 | 6: ldmia r1, {r6-r7}
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| 354 | add r1, r1, r2 |
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| 355 | pld [r1] |
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| 356 | RND_AVG32 r8, r9, r4, r5, r6, r7, r12 |
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| 357 | ldmia r1, {r4-r5}
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| 358 | add r1, r1, r2 |
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| 359 | stmia r0, {r8-r9}
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| 360 | add r0, r0, r2 |
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| 361 | pld [r1] |
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| 362 | RND_AVG32 r8, r9, r6, r7, r4, r5, r12 |
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| 363 | subs r3, r3, #1 |
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| 364 | stmia r0, {r8-r9}
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| 365 | add r0, r0, r2 |
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| 366 | bne 6b |
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| 367 | ldmfd sp!, {r4-r11,pc}
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| 368 | .align 8 |
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| 369 | 2: |
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| 370 | ldmia r1, {r4-r6}
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| 371 | add r1, r1, r2 |
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| 372 | pld [r1] |
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| 373 | ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6 |
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| 374 | 6: ldmia r1, {r7-r9}
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| 375 | add r1, r1, r2 |
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| 376 | pld [r1] |
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| 377 | ADJ_ALIGN_DOUBLEWORD 1, r7, r8, r9 |
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| 378 | RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
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| 379 | stmia r0, {r10-r11}
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| 380 | add r0, r0, r2 |
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| 381 | ldmia r1, {r4-r6}
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| 382 | add r1, r1, r2 |
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| 383 | pld [r1] |
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| 384 | ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6 |
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| 385 | subs r3, r3, #1 |
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| 386 | RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
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| 387 | stmia r0, {r10-r11}
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| 388 | add r0, r0, r2 |
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| 389 | bne 6b |
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| 390 | ldmfd sp!, {r4-r11,pc}
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| 391 | .align 8 |
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| 392 | 3: |
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| 393 | ldmia r1, {r4-r6}
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| 394 | add r1, r1, r2 |
||
| 395 | pld [r1] |
||
| 396 | ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6 |
||
| 397 | 6: ldmia r1, {r7-r9}
|
||
| 398 | add r1, r1, r2 |
||
| 399 | pld [r1] |
||
| 400 | ADJ_ALIGN_DOUBLEWORD 2, r7, r8, r9 |
||
| 401 | RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
||
| 402 | stmia r0, {r10-r11}
|
||
| 403 | add r0, r0, r2 |
||
| 404 | ldmia r1, {r4-r6}
|
||
| 405 | add r1, r1, r2 |
||
| 406 | pld [r1] |
||
| 407 | ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6 |
||
| 408 | subs r3, r3, #1 |
||
| 409 | RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
||
| 410 | stmia r0, {r10-r11}
|
||
| 411 | add r0, r0, r2 |
||
| 412 | bne 6b |
||
| 413 | ldmfd sp!, {r4-r11,pc}
|
||
| 414 | .align 8 |
||
| 415 | 4: |
||
| 416 | ldmia r1, {r4-r6}
|
||
| 417 | add r1, r1, r2 |
||
| 418 | pld [r1] |
||
| 419 | ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6 |
||
| 420 | 6: ldmia r1, {r7-r9}
|
||
| 421 | add r1, r1, r2 |
||
| 422 | pld [r1] |
||
| 423 | ADJ_ALIGN_DOUBLEWORD 3, r7, r8, r9 |
||
| 424 | RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
||
| 425 | stmia r0, {r10-r11}
|
||
| 426 | add r0, r0, r2 |
||
| 427 | ldmia r1, {r4-r6}
|
||
| 428 | add r1, r1, r2 |
||
| 429 | pld [r1] |
||
| 430 | ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6 |
||
| 431 | subs r3, r3, #1 |
||
| 432 | RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
||
| 433 | stmia r0, {r10-r11}
|
||
| 434 | add r0, r0, r2 |
||
| 435 | bne 6b |
||
| 436 | ldmfd sp!, {r4-r11,pc}
|
||
| 437 | |||
| 438 | .align 8 |
||
| 439 | 5: |
||
| 440 | .word 0xFEFEFEFE |
||
| 441 | .word 2b |
||
| 442 | .word 3b |
||
| 443 | .word 4b |
||
| 444 | |||
| 445 | .align 8 |
||
| 446 | .global put_no_rnd_pixels8_y2_arm |
||
| 447 | put_no_rnd_pixels8_y2_arm: |
||
| 448 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
||
| 449 | @ block = word aligned, pixles = unaligned |
||
| 450 | pld [r1] |
||
| 451 | stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
| 452 | adr r5, 5f |
||
| 453 | ands r4, r1, #3 |
||
| 454 | mov r3, r3, lsr #1 |
||
| 455 | ldr r12, [r5] |
||
| 456 | add r5, r5, r4, lsl #2 |
||
| 457 | bic r1, r1, #3 |
||
| 458 | ldrne pc, [r5] |
||
| 459 | 1: |
||
| 460 | ldmia r1, {r4-r5}
|
||
| 461 | add r1, r1, r2 |
||
| 462 | 6: ldmia r1, {r6-r7}
|
||
| 463 | add r1, r1, r2 |
||
| 464 | pld [r1] |
||
| 465 | NO_RND_AVG32 r8, r9, r4, r5, r6, r7, r12 |
||
| 466 | ldmia r1, {r4-r5}
|
||
| 467 | add r1, r1, r2 |
||
| 468 | stmia r0, {r8-r9}
|
||
| 469 | add r0, r0, r2 |
||
| 470 | pld [r1] |
||
| 471 | NO_RND_AVG32 r8, r9, r6, r7, r4, r5, r12 |
||
| 472 | subs r3, r3, #1 |
||
| 473 | stmia r0, {r8-r9}
|
||
| 474 | add r0, r0, r2 |
||
| 475 | bne 6b |
||
| 476 | ldmfd sp!, {r4-r11,pc}
|
||
| 477 | .align 8 |
||
| 478 | 2: |
||
| 479 | ldmia r1, {r4-r6}
|
||
| 480 | add r1, r1, r2 |
||
| 481 | pld [r1] |
||
| 482 | ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6 |
||
| 483 | 6: ldmia r1, {r7-r9}
|
||
| 484 | add r1, r1, r2 |
||
| 485 | pld [r1] |
||
| 486 | ADJ_ALIGN_DOUBLEWORD 1, r7, r8, r9 |
||
| 487 | NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
||
| 488 | stmia r0, {r10-r11}
|
||
| 489 | add r0, r0, r2 |
||
| 490 | ldmia r1, {r4-r6}
|
||
| 491 | add r1, r1, r2 |
||
| 492 | pld [r1] |
||
| 493 | ADJ_ALIGN_DOUBLEWORD 1, r4, r5, r6 |
||
| 494 | subs r3, r3, #1 |
||
| 495 | NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
||
| 496 | stmia r0, {r10-r11}
|
||
| 497 | add r0, r0, r2 |
||
| 498 | bne 6b |
||
| 499 | ldmfd sp!, {r4-r11,pc}
|
||
| 500 | .align 8 |
||
| 501 | 3: |
||
| 502 | ldmia r1, {r4-r6}
|
||
| 503 | add r1, r1, r2 |
||
| 504 | pld [r1] |
||
| 505 | ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6 |
||
| 506 | 6: ldmia r1, {r7-r9}
|
||
| 507 | add r1, r1, r2 |
||
| 508 | pld [r1] |
||
| 509 | ADJ_ALIGN_DOUBLEWORD 2, r7, r8, r9 |
||
| 510 | NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
||
| 511 | stmia r0, {r10-r11}
|
||
| 512 | add r0, r0, r2 |
||
| 513 | ldmia r1, {r4-r6}
|
||
| 514 | add r1, r1, r2 |
||
| 515 | pld [r1] |
||
| 516 | ADJ_ALIGN_DOUBLEWORD 2, r4, r5, r6 |
||
| 517 | subs r3, r3, #1 |
||
| 518 | NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
||
| 519 | stmia r0, {r10-r11}
|
||
| 520 | add r0, r0, r2 |
||
| 521 | bne 6b |
||
| 522 | ldmfd sp!, {r4-r11,pc}
|
||
| 523 | .align 8 |
||
| 524 | 4: |
||
| 525 | ldmia r1, {r4-r6}
|
||
| 526 | add r1, r1, r2 |
||
| 527 | pld [r1] |
||
| 528 | ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6 |
||
| 529 | 6: ldmia r1, {r7-r9}
|
||
| 530 | add r1, r1, r2 |
||
| 531 | pld [r1] |
||
| 532 | ADJ_ALIGN_DOUBLEWORD 3, r7, r8, r9 |
||
| 533 | NO_RND_AVG32 r10, r11, r4, r5, r7, r8, r12 |
||
| 534 | stmia r0, {r10-r11}
|
||
| 535 | add r0, r0, r2 |
||
| 536 | ldmia r1, {r4-r6}
|
||
| 537 | add r1, r1, r2 |
||
| 538 | pld [r1] |
||
| 539 | ADJ_ALIGN_DOUBLEWORD 3, r4, r5, r6 |
||
| 540 | subs r3, r3, #1 |
||
| 541 | NO_RND_AVG32 r10, r11, r7, r8, r4, r5, r12 |
||
| 542 | stmia r0, {r10-r11}
|
||
| 543 | add r0, r0, r2 |
||
| 544 | bne 6b |
||
| 545 | ldmfd sp!, {r4-r11,pc}
|
||
| 546 | .align 8 |
||
| 547 | 5: |
||
| 548 | .word 0xFEFEFEFE |
||
| 549 | .word 2b |
||
| 550 | .word 3b |
||
| 551 | .word 4b |
||
| 552 | |||
| 553 | @ ---------------------------------------------------------------- |
||
| 554 | .macro RND_XY2_IT align, rnd |
||
| 555 | @ l1= (a & 0x03030303) + (b & 0x03030303) ?(+ 0x02020202) |
||
| 556 | @ h1= ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2) |
||
| 557 | .if \align == 0 |
||
| 558 | ldmia r1, {r6-r8}
|
||
| 559 | .elseif \align == 3 |
||
| 560 | ldmia r1, {r5-r7}
|
||
| 561 | .else |
||
| 562 | ldmia r1, {r8-r10}
|
||
| 563 | .endif |
||
| 564 | add r1, r1, r2 |
||
| 565 | pld [r1] |
||
| 566 | .if \align == 0 |
||
| 567 | ADJ_ALIGN_DOUBLEWORD_D 1, r4, r5, r6, r7, r8 |
||
| 568 | .elseif \align == 1 |
||
| 569 | ADJ_ALIGN_DOUBLEWORD_D 1, r4, r5, r8, r9, r10 |
||
| 570 | ADJ_ALIGN_DOUBLEWORD_D 2, r6, r7, r8, r9, r10 |
||
| 571 | .elseif \align == 2 |
||
| 572 | ADJ_ALIGN_DOUBLEWORD_D 2, r4, r5, r8, r9, r10 |
||
| 573 | ADJ_ALIGN_DOUBLEWORD_D 3, r6, r7, r8, r9, r10 |
||
| 574 | .elseif \align == 3 |
||
| 575 | ADJ_ALIGN_DOUBLEWORD_D 3, r4, r5, r5, r6, r7 |
||
| 576 | .endif |
||
| 577 | ldr r14, [r12, #0] @ 0x03030303 |
||
| 578 | tst r3, #1 |
||
| 579 | and r8, r4, r14 |
||
| 580 | and r9, r5, r14 |
||
| 581 | and r10, r6, r14 |
||
| 582 | and r11, r7, r14 |
||
| 583 | .if \rnd == 1 |
||
| 584 | ldreq r14, [r12, #16] @ 0x02020202 |
||
| 585 | .else |
||
| 586 | ldreq r14, [r12, #28] @ 0x01010101 |
||
| 587 | .endif |
||
| 588 | add r8, r8, r10 |
||
| 589 | add r9, r9, r11 |
||
| 590 | addeq r8, r8, r14 |
||
| 591 | addeq r9, r9, r14 |
||
| 592 | ldr r14, [r12, #20] @ 0xFCFCFCFC >> 2 |
||
| 593 | and r4, r14, r4, lsr #2 |
||
| 594 | and r5, r14, r5, lsr #2 |
||
| 595 | and r6, r14, r6, lsr #2 |
||
| 596 | and r7, r14, r7, lsr #2 |
||
| 597 | add r10, r4, r6 |
||
| 598 | add r11, r5, r7 |
||
| 599 | .endm |
||
| 600 | |||
| 601 | .macro RND_XY2_EXPAND align, rnd |
||
| 602 | RND_XY2_IT \align, \rnd |
||
| 603 | 6: stmfd sp!, {r8-r11}
|
||
| 604 | RND_XY2_IT \align, \rnd |
||
| 605 | ldmfd sp!, {r4-r7}
|
||
| 606 | add r4, r4, r8 |
||
| 607 | add r5, r5, r9 |
||
| 608 | add r6, r6, r10 |
||
| 609 | add r7, r7, r11 |
||
| 610 | ldr r14, [r12, #24] @ 0x0F0F0F0F |
||
| 611 | and r4, r14, r4, lsr #2 |
||
| 612 | and r5, r14, r5, lsr #2 |
||
| 613 | add r4, r4, r6 |
||
| 614 | add r5, r5, r7 |
||
| 615 | subs r3, r3, #1 |
||
| 616 | stmia r0, {r4-r5}
|
||
| 617 | add r0, r0, r2 |
||
| 618 | bne 6b |
||
| 619 | ldmfd sp!, {r4-r11,pc}
|
||
| 620 | .endm |
||
| 621 | |||
| 622 | .align 8 |
||
| 623 | .global put_pixels8_xy2_arm |
||
| 624 | put_pixels8_xy2_arm: |
||
| 625 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
||
| 626 | @ block = word aligned, pixles = unaligned |
||
| 627 | pld [r1] |
||
| 628 | stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
| 629 | adrl r12, 5f |
||
| 630 | ands r4, r1, #3 |
||
| 631 | add r5, r12, r4, lsl #2 |
||
| 632 | bic r1, r1, #3 |
||
| 633 | ldrne pc, [r5] |
||
| 634 | 1: |
||
| 635 | RND_XY2_EXPAND 0, 1 |
||
| 636 | |||
| 637 | .align 8 |
||
| 638 | 2: |
||
| 639 | RND_XY2_EXPAND 1, 1 |
||
| 640 | 115329f1 | Diego Biurrun | |
| 641 | 6ad1fa5a | Bernhard Rosenkränzer | .align 8 |
| 642 | 3: |
||
| 643 | RND_XY2_EXPAND 2, 1 |
||
| 644 | 115329f1 | Diego Biurrun | |
| 645 | 6ad1fa5a | Bernhard Rosenkränzer | .align 8 |
| 646 | 4: |
||
| 647 | RND_XY2_EXPAND 3, 1 |
||
| 648 | 115329f1 | Diego Biurrun | |
| 649 | 6ad1fa5a | Bernhard Rosenkränzer | 5: |
| 650 | .word 0x03030303 |
||
| 651 | .word 2b |
||
| 652 | .word 3b |
||
| 653 | .word 4b |
||
| 654 | .word 0x02020202 |
||
| 655 | .word 0xFCFCFCFC >> 2 |
||
| 656 | .word 0x0F0F0F0F |
||
| 657 | .word 0x01010101 |
||
| 658 | |||
| 659 | .align 8 |
||
| 660 | .global put_no_rnd_pixels8_xy2_arm |
||
| 661 | put_no_rnd_pixels8_xy2_arm: |
||
| 662 | @ void func(uint8_t *block, const uint8_t *pixels, int line_size, int h) |
||
| 663 | @ block = word aligned, pixles = unaligned |
||
| 664 | pld [r1] |
||
| 665 | stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||
| 666 | adrl r12, 5f |
||
| 667 | ands r4, r1, #3 |
||
| 668 | add r5, r12, r4, lsl #2 |
||
| 669 | bic r1, r1, #3 |
||
| 670 | ldrne pc, [r5] |
||
| 671 | 1: |
||
| 672 | RND_XY2_EXPAND 0, 0 |
||
| 673 | |||
| 674 | .align 8 |
||
| 675 | 2: |
||
| 676 | RND_XY2_EXPAND 1, 0 |
||
| 677 | 115329f1 | Diego Biurrun | |
| 678 | 6ad1fa5a | Bernhard Rosenkränzer | .align 8 |
| 679 | 3: |
||
| 680 | RND_XY2_EXPAND 2, 0 |
||
| 681 | 115329f1 | Diego Biurrun | |
| 682 | 6ad1fa5a | Bernhard Rosenkränzer | .align 8 |
| 683 | 4: |
||
| 684 | RND_XY2_EXPAND 3, 0 |
||
| 685 | 115329f1 | Diego Biurrun | |
| 686 | 6ad1fa5a | Bernhard Rosenkränzer | 5: |
| 687 | .word 0x03030303 |
||
| 688 | .word 2b |
||
| 689 | .word 3b |
||
| 690 | .word 4b |
||
| 691 | .word 0x02020202 |
||
| 692 | .word 0xFCFCFCFC >> 2 |
||
| 693 | .word 0x0F0F0F0F |
||
| 694 | .word 0x01010101 |