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411 lines
13 KiB
ArmAsm
411 lines
13 KiB
ArmAsm
/*
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* ARM NEON optimised DSP functions
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 "libavutil/arm/asm.S"
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.macro pixels16 rnd=1, avg=0
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.if \avg
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mov r12, r0
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.endif
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1: vld1.8 {q0}, [r1], r2
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vld1.8 {q1}, [r1], r2
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vld1.8 {q2}, [r1], r2
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pld [r1, r2, lsl #2]
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vld1.8 {q3}, [r1], r2
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pld [r1]
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pld [r1, r2]
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pld [r1, r2, lsl #1]
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.if \avg
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vld1.8 {q8}, [r12,:128], r2
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vrhadd.u8 q0, q0, q8
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vld1.8 {q9}, [r12,:128], r2
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vrhadd.u8 q1, q1, q9
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vld1.8 {q10}, [r12,:128], r2
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vrhadd.u8 q2, q2, q10
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vld1.8 {q11}, [r12,:128], r2
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vrhadd.u8 q3, q3, q11
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.endif
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subs r3, r3, #4
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vst1.64 {q0}, [r0,:128], r2
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vst1.64 {q1}, [r0,:128], r2
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vst1.64 {q2}, [r0,:128], r2
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vst1.64 {q3}, [r0,:128], r2
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bne 1b
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bx lr
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.endm
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.macro pixels16_x2 rnd=1, avg=0
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1: vld1.8 {d0-d2}, [r1], r2
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vld1.8 {d4-d6}, [r1], r2
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pld [r1]
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pld [r1, r2]
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subs r3, r3, #2
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vext.8 q1, q0, q1, #1
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avg q0, q0, q1
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vext.8 q3, q2, q3, #1
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avg q2, q2, q3
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.if \avg
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vld1.8 {q1}, [r0,:128], r2
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vld1.8 {q3}, [r0,:128]
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vrhadd.u8 q0, q0, q1
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vrhadd.u8 q2, q2, q3
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sub r0, r0, r2
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.endif
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vst1.8 {q0}, [r0,:128], r2
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vst1.8 {q2}, [r0,:128], r2
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bne 1b
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bx lr
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.endm
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.macro pixels16_y2 rnd=1, avg=0
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sub r3, r3, #2
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vld1.8 {q0}, [r1], r2
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vld1.8 {q1}, [r1], r2
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1: subs r3, r3, #2
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avg q2, q0, q1
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vld1.8 {q0}, [r1], r2
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avg q3, q0, q1
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vld1.8 {q1}, [r1], r2
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pld [r1]
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pld [r1, r2]
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.if \avg
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vld1.8 {q8}, [r0,:128], r2
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vld1.8 {q9}, [r0,:128]
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vrhadd.u8 q2, q2, q8
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vrhadd.u8 q3, q3, q9
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sub r0, r0, r2
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.endif
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vst1.8 {q2}, [r0,:128], r2
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vst1.8 {q3}, [r0,:128], r2
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bne 1b
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avg q2, q0, q1
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vld1.8 {q0}, [r1], r2
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avg q3, q0, q1
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.if \avg
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vld1.8 {q8}, [r0,:128], r2
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vld1.8 {q9}, [r0,:128]
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vrhadd.u8 q2, q2, q8
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vrhadd.u8 q3, q3, q9
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sub r0, r0, r2
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.endif
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vst1.8 {q2}, [r0,:128], r2
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vst1.8 {q3}, [r0,:128], r2
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bx lr
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.endm
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.macro pixels16_xy2 rnd=1, avg=0
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sub r3, r3, #2
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vld1.8 {d0-d2}, [r1], r2
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vld1.8 {d4-d6}, [r1], r2
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NRND vmov.i16 q13, #1
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pld [r1]
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pld [r1, r2]
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vext.8 q1, q0, q1, #1
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vext.8 q3, q2, q3, #1
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vaddl.u8 q8, d0, d2
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vaddl.u8 q10, d1, d3
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vaddl.u8 q9, d4, d6
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vaddl.u8 q11, d5, d7
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1: subs r3, r3, #2
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vld1.8 {d0-d2}, [r1], r2
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vadd.u16 q12, q8, q9
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pld [r1]
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NRND vadd.u16 q12, q12, q13
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vext.8 q15, q0, q1, #1
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vadd.u16 q1 , q10, q11
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shrn d28, q12, #2
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NRND vadd.u16 q1, q1, q13
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shrn d29, q1, #2
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.if \avg
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vld1.8 {q8}, [r0,:128]
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vrhadd.u8 q14, q14, q8
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.endif
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vaddl.u8 q8, d0, d30
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vld1.8 {d2-d4}, [r1], r2
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vaddl.u8 q10, d1, d31
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vst1.8 {q14}, [r0,:128], r2
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vadd.u16 q12, q8, q9
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pld [r1, r2]
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NRND vadd.u16 q12, q12, q13
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vext.8 q2, q1, q2, #1
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vadd.u16 q0, q10, q11
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shrn d30, q12, #2
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NRND vadd.u16 q0, q0, q13
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shrn d31, q0, #2
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.if \avg
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vld1.8 {q9}, [r0,:128]
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vrhadd.u8 q15, q15, q9
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.endif
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vaddl.u8 q9, d2, d4
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vaddl.u8 q11, d3, d5
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vst1.8 {q15}, [r0,:128], r2
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bgt 1b
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vld1.8 {d0-d2}, [r1], r2
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vadd.u16 q12, q8, q9
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NRND vadd.u16 q12, q12, q13
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vext.8 q15, q0, q1, #1
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vadd.u16 q1 , q10, q11
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shrn d28, q12, #2
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NRND vadd.u16 q1, q1, q13
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shrn d29, q1, #2
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.if \avg
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vld1.8 {q8}, [r0,:128]
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vrhadd.u8 q14, q14, q8
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.endif
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vaddl.u8 q8, d0, d30
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vaddl.u8 q10, d1, d31
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vst1.8 {q14}, [r0,:128], r2
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vadd.u16 q12, q8, q9
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NRND vadd.u16 q12, q12, q13
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vadd.u16 q0, q10, q11
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shrn d30, q12, #2
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NRND vadd.u16 q0, q0, q13
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shrn d31, q0, #2
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.if \avg
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vld1.8 {q9}, [r0,:128]
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vrhadd.u8 q15, q15, q9
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.endif
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vst1.8 {q15}, [r0,:128], r2
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bx lr
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.endm
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.macro pixels8 rnd=1, avg=0
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1: vld1.8 {d0}, [r1], r2
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vld1.8 {d1}, [r1], r2
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vld1.8 {d2}, [r1], r2
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pld [r1, r2, lsl #2]
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vld1.8 {d3}, [r1], r2
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pld [r1]
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pld [r1, r2]
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pld [r1, r2, lsl #1]
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.if \avg
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vld1.8 {d4}, [r0,:64], r2
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vrhadd.u8 d0, d0, d4
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vld1.8 {d5}, [r0,:64], r2
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vrhadd.u8 d1, d1, d5
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vld1.8 {d6}, [r0,:64], r2
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vrhadd.u8 d2, d2, d6
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vld1.8 {d7}, [r0,:64], r2
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vrhadd.u8 d3, d3, d7
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sub r0, r0, r2, lsl #2
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.endif
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subs r3, r3, #4
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vst1.8 {d0}, [r0,:64], r2
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vst1.8 {d1}, [r0,:64], r2
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vst1.8 {d2}, [r0,:64], r2
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vst1.8 {d3}, [r0,:64], r2
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bne 1b
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bx lr
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.endm
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.macro pixels8_x2 rnd=1, avg=0
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1: vld1.8 {q0}, [r1], r2
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vext.8 d1, d0, d1, #1
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vld1.8 {q1}, [r1], r2
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vext.8 d3, d2, d3, #1
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pld [r1]
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pld [r1, r2]
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subs r3, r3, #2
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vswp d1, d2
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avg q0, q0, q1
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.if \avg
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vld1.8 {d4}, [r0,:64], r2
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vld1.8 {d5}, [r0,:64]
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vrhadd.u8 q0, q0, q2
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sub r0, r0, r2
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.endif
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vst1.8 {d0}, [r0,:64], r2
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vst1.8 {d1}, [r0,:64], r2
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bne 1b
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bx lr
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.endm
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.macro pixels8_y2 rnd=1, avg=0
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sub r3, r3, #2
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vld1.8 {d0}, [r1], r2
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vld1.8 {d1}, [r1], r2
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1: subs r3, r3, #2
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avg d4, d0, d1
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vld1.8 {d0}, [r1], r2
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avg d5, d0, d1
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vld1.8 {d1}, [r1], r2
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pld [r1]
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pld [r1, r2]
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.if \avg
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vld1.8 {d2}, [r0,:64], r2
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vld1.8 {d3}, [r0,:64]
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vrhadd.u8 q2, q2, q1
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sub r0, r0, r2
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.endif
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vst1.8 {d4}, [r0,:64], r2
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vst1.8 {d5}, [r0,:64], r2
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bne 1b
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avg d4, d0, d1
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vld1.8 {d0}, [r1], r2
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avg d5, d0, d1
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.if \avg
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vld1.8 {d2}, [r0,:64], r2
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vld1.8 {d3}, [r0,:64]
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vrhadd.u8 q2, q2, q1
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sub r0, r0, r2
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.endif
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vst1.8 {d4}, [r0,:64], r2
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vst1.8 {d5}, [r0,:64], r2
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bx lr
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.endm
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.macro pixels8_xy2 rnd=1, avg=0
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sub r3, r3, #2
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vld1.8 {q0}, [r1], r2
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vld1.8 {q1}, [r1], r2
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NRND vmov.i16 q11, #1
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pld [r1]
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pld [r1, r2]
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vext.8 d4, d0, d1, #1
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vext.8 d6, d2, d3, #1
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vaddl.u8 q8, d0, d4
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vaddl.u8 q9, d2, d6
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1: subs r3, r3, #2
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vld1.8 {q0}, [r1], r2
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pld [r1]
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vadd.u16 q10, q8, q9
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vext.8 d4, d0, d1, #1
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NRND vadd.u16 q10, q10, q11
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vaddl.u8 q8, d0, d4
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shrn d5, q10, #2
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vld1.8 {q1}, [r1], r2
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vadd.u16 q10, q8, q9
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pld [r1, r2]
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.if \avg
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vld1.8 {d7}, [r0,:64]
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vrhadd.u8 d5, d5, d7
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.endif
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NRND vadd.u16 q10, q10, q11
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vst1.8 {d5}, [r0,:64], r2
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shrn d7, q10, #2
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.if \avg
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vld1.8 {d5}, [r0,:64]
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vrhadd.u8 d7, d7, d5
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.endif
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vext.8 d6, d2, d3, #1
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vaddl.u8 q9, d2, d6
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vst1.8 {d7}, [r0,:64], r2
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bgt 1b
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vld1.8 {q0}, [r1], r2
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vadd.u16 q10, q8, q9
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vext.8 d4, d0, d1, #1
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NRND vadd.u16 q10, q10, q11
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vaddl.u8 q8, d0, d4
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shrn d5, q10, #2
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vadd.u16 q10, q8, q9
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.if \avg
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vld1.8 {d7}, [r0,:64]
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vrhadd.u8 d5, d5, d7
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.endif
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NRND vadd.u16 q10, q10, q11
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vst1.8 {d5}, [r0,:64], r2
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shrn d7, q10, #2
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.if \avg
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vld1.8 {d5}, [r0,:64]
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vrhadd.u8 d7, d7, d5
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.endif
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vst1.8 {d7}, [r0,:64], r2
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bx lr
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.endm
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.macro pixfunc pfx, name, suf, rnd=1, avg=0
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.if \rnd
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.macro avg rd, rn, rm
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vrhadd.u8 \rd, \rn, \rm
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.endm
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.macro shrn rd, rn, rm
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vrshrn.u16 \rd, \rn, \rm
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.endm
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.macro NRND insn:vararg
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.endm
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.else
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.macro avg rd, rn, rm
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vhadd.u8 \rd, \rn, \rm
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.endm
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.macro shrn rd, rn, rm
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vshrn.u16 \rd, \rn, \rm
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.endm
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.macro NRND insn:vararg
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\insn
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.endm
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.endif
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function ff_\pfx\name\suf\()_neon, export=1
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\name \rnd, \avg
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endfunc
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.purgem avg
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.purgem shrn
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.purgem NRND
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.endm
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.macro pixfunc2 pfx, name, avg=0
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pixfunc \pfx, \name, rnd=1, avg=\avg
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pixfunc \pfx, \name, _no_rnd, rnd=0, avg=\avg
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.endm
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function ff_put_h264_qpel16_mc00_neon, export=1
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mov r3, #16
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endfunc
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pixfunc put_, pixels16, avg=0
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pixfunc2 put_, pixels16_x2, avg=0
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pixfunc2 put_, pixels16_y2, avg=0
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pixfunc2 put_, pixels16_xy2, avg=0
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function ff_avg_h264_qpel16_mc00_neon, export=1
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mov r3, #16
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endfunc
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pixfunc avg_, pixels16, avg=1
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pixfunc2 avg_, pixels16_x2, avg=1
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pixfunc2 avg_, pixels16_y2, avg=1
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pixfunc2 avg_, pixels16_xy2, avg=1
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function ff_put_h264_qpel8_mc00_neon, export=1
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mov r3, #8
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endfunc
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pixfunc put_, pixels8, avg=0
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pixfunc2 put_, pixels8_x2, avg=0
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pixfunc2 put_, pixels8_y2, avg=0
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pixfunc2 put_, pixels8_xy2, avg=0
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function ff_avg_h264_qpel8_mc00_neon, export=1
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mov r3, #8
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endfunc
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pixfunc avg_, pixels8, avg=1
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pixfunc avg_, pixels8_x2, avg=1
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pixfunc avg_, pixels8_y2, avg=1
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pixfunc avg_, pixels8_xy2, avg=1
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