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![Mans Rullgard](/assets/img/avatar_default.png)
This creates proper position independent code when accessing data symbols if CONFIG_PIC is set. References to external symbols should now use the movrelx macro. Some additional code changes are required since this macro may need a register to hold the GOT pointer. Signed-off-by: Mans Rullgard <mans@mansr.com>
412 lines
14 KiB
ArmAsm
412 lines
14 KiB
ArmAsm
/*
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* Copyright (c) 2012 Mans Rullgard
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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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function ff_sbr_sum64x5_neon, export=1
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push {lr}
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add r1, r0, # 64*4
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add r2, r0, #128*4
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add r3, r0, #192*4
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add lr, r0, #256*4
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mov r12, #64
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1:
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vld1.32 {q0}, [r0,:128]
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vld1.32 {q1}, [r1,:128]!
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vadd.f32 q0, q0, q1
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vld1.32 {q2}, [r2,:128]!
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vadd.f32 q0, q0, q2
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vld1.32 {q3}, [r3,:128]!
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vadd.f32 q0, q0, q3
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vld1.32 {q8}, [lr,:128]!
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vadd.f32 q0, q0, q8
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vst1.32 {q0}, [r0,:128]!
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subs r12, #4
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bgt 1b
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pop {pc}
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endfunc
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function ff_sbr_sum_square_neon, export=1
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vmov.f32 q0, #0.0
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1:
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vld1.32 {q1}, [r0,:128]!
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vmla.f32 q0, q1, q1
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subs r1, r1, #2
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bgt 1b
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vadd.f32 d0, d0, d1
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vpadd.f32 d0, d0, d0
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NOVFP vmov.32 r0, d0[0]
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bx lr
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endfunc
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function ff_sbr_neg_odd_64_neon, export=1
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mov r1, r0
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vmov.i32 q8, #1<<31
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vld2.32 {q0,q1}, [r0,:128]!
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veor q1, q1, q8
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vld2.32 {q2,q3}, [r0,:128]!
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.rept 3
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vst2.32 {q0,q1}, [r1,:128]!
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veor q3, q3, q8
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vld2.32 {q0,q1}, [r0,:128]!
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vst2.32 {q2,q3}, [r1,:128]!
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veor q1, q1, q8
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vld2.32 {q2,q3}, [r0,:128]!
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.endr
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veor q3, q3, q8
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vst2.32 {q0,q1}, [r1,:128]!
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vst2.32 {q2,q3}, [r1,:128]!
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bx lr
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endfunc
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function ff_sbr_qmf_pre_shuffle_neon, export=1
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add r1, r0, #60*4
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add r2, r0, #64*4
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vld1.32 {d0}, [r0,:64]!
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vst1.32 {d0}, [r2,:64]!
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mov r3, #-16
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mov r12, #24
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vmov.i32 q8, #1<<31
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vld1.32 {q0}, [r1,:128], r3
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vld1.32 {d2}, [r0,:64]!
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1:
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vld1.32 {d3,d4}, [r0,:128]!
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vrev64.32 q0, q0
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vld1.32 {q9}, [r1,:128], r3
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veor q0, q0, q8
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vld1.32 {d5,d6}, [r0,:128]!
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vswp d0, d1
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vrev64.32 q9, q9
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vst2.32 {q0,q1}, [r2,:64]!
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vmov q10, q2
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veor q9, q9, q8
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vmov d2, d6
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vswp d18, d19
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vld1.32 {q0}, [r1,:128], r3
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vst2.32 {q9,q10}, [r2,:64]!
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subs r12, r12, #8
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bgt 1b
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vld1.32 {d3,d4}, [r0,:128]!
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vrev64.32 q0, q0
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vld1.32 {q9}, [r1,:128], r3
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veor q0, q0, q8
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vld1.32 {d5}, [r0,:64]!
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vswp d0, d1
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vrev64.32 q9, q9
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vst2.32 {q0,q1}, [r2,:64]!
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vswp d4, d5
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veor q1, q9, q8
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vst2.32 {d3,d5}, [r2,:64]!
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vst2.32 {d2[0],d4[0]}, [r2,:64]!
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bx lr
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endfunc
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function ff_sbr_qmf_post_shuffle_neon, export=1
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add r2, r1, #60*4
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mov r3, #-16
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mov r12, #32
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vmov.i32 q8, #1<<31
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vld1.32 {q0}, [r2,:128], r3
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vld1.32 {q1}, [r1,:128]!
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1:
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pld [r2, #-32]
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vrev64.32 q0, q0
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vswp d2, d3
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veor q0, q0, q8
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vld1.32 {q2}, [r2,:128], r3
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vld1.32 {q3}, [r1,:128]!
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vst2.32 {d1,d3}, [r0,:128]!
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vst2.32 {d0,d2}, [r0,:128]!
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pld [r2, #-32]
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vrev64.32 q2, q2
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vswp d6, d7
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veor q2, q2, q8
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vld1.32 {q0}, [r2,:128], r3
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vld1.32 {q1}, [r1,:128]!
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vst2.32 {d5,d7}, [r0,:128]!
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vst2.32 {d4,d6}, [r0,:128]!
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subs r12, r12, #8
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bgt 1b
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bx lr
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endfunc
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function ff_sbr_qmf_deint_neg_neon, export=1
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add r1, r1, #60*4
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add r2, r0, #62*4
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mov r3, #-16
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mov r12, #32
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vmov.i32 d2, #1<<31
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1:
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vld2.32 {d0,d1}, [r1,:128], r3
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veor d0, d0, d2
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vrev64.32 d1, d1
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vst1.32 {d0}, [r2,:64]
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vst1.32 {d1}, [r0,:64]!
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sub r2, r2, #8
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subs r12, r12, #2
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bgt 1b
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bx lr
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endfunc
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function ff_sbr_qmf_deint_bfly_neon, export=1
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push {lr}
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add r2, r2, #60*4
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add r3, r0, #124*4
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mov r12, #64
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mov lr, #-16
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1:
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vld1.32 {q0}, [r1,:128]!
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vld1.32 {q1}, [r2,:128], lr
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vrev64.32 q2, q0
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vrev64.32 q3, q1
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vadd.f32 d3, d4, d3
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vadd.f32 d2, d5, d2
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vsub.f32 d0, d0, d7
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vsub.f32 d1, d1, d6
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vst1.32 {q1}, [r3,:128], lr
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vst1.32 {q0}, [r0,:128]!
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subs r12, r12, #4
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bgt 1b
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pop {pc}
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endfunc
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function ff_sbr_hf_g_filt_neon, export=1
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ldr r12, [sp]
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add r1, r1, r12, lsl #3
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mov r12, #40*2*4
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sub r3, r3, #1
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vld2.32 {d2[],d3[]},[r2,:64]!
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vld1.32 {d0}, [r1,:64], r12
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1:
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vld1.32 {d1}, [r1,:64], r12
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vmul.f32 q3, q0, q1
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vld2.32 {d2[],d3[]},[r2,:64]!
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vld1.32 {d0}, [r1,:64], r12
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vst1.32 {q3}, [r0,:64]!
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subs r3, r3, #2
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bgt 1b
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it lt
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bxlt lr
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vmul.f32 d0, d0, d2
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vst1.32 {d0}, [r0,:64]!
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bx lr
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endfunc
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function ff_sbr_hf_gen_neon, export=1
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NOVFP vld1.32 {d1[]}, [sp,:32]
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VFP vdup.32 d1, d0[0]
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vmul.f32 d0, d1, d1
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vld1.32 {d3}, [r2,:64]
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vld1.32 {d2}, [r3,:64]
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vmul.f32 q0, q0, q1
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ldrd r2, r3, [sp, #4*!HAVE_VFP_ARGS]
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vtrn.32 d0, d1
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vneg.f32 d18, d1
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vtrn.32 d18, d1
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add r0, r0, r2, lsl #3
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add r1, r1, r2, lsl #3
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sub r1, r1, #2*8
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sub r3, r3, r2
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vld1.32 {q1}, [r1,:128]!
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1:
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vld1.32 {q3}, [r1,:128]!
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vrev64.32 q2, q1
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vmov q8, q3
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vrev64.32 d20, d3
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vrev64.32 d21, d6
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vmla.f32 q3, q1, d0[0]
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vmla.f32 d6, d4, d18
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vmla.f32 d7, d20, d18
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vmla.f32 d6, d3, d0[1]
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vmla.f32 d7, d16, d0[1]
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vmla.f32 d6, d5, d1
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vmla.f32 d7, d21, d1
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vmov q1, q8
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vst1.32 {q3}, [r0,:128]!
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subs r3, r3, #2
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bgt 1b
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bx lr
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endfunc
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function ff_sbr_autocorrelate_neon, export=1
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vld1.32 {q0}, [r0,:128]!
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vmov.f32 q1, #0.0
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vmov.f32 q3, #0.0
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vmov.f32 d20, #0.0
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vmul.f32 d21, d1, d1
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vmov q8, q0
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vmov q11, q0
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mov r12, #36
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1:
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vld1.32 {q2}, [r0,:128]!
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vrev64.32 q12, q2
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vmla.f32 q10, q2, q2
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vmla.f32 d2, d1, d4
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vmla.f32 d3, d1, d24
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vmla.f32 d6, d0, d4
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vmla.f32 d7, d0, d24
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vmla.f32 d2, d4, d5
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vmla.f32 d3, d4, d25
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vmla.f32 d6, d1, d5
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vmla.f32 d7, d1, d25
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vmov q0, q2
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subs r12, r12, #2
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bgt 1b
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vld1.32 {q2}, [r0,:128]!
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vrev64.32 q12, q2
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vmla.f32 d2, d1, d4
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vmla.f32 d3, d1, d24
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vmla.f32 d6, d0, d4
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vmla.f32 d7, d0, d24
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vadd.f32 d20, d20, d21
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vrev64.32 d18, d17
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vmla.f32 d6, d1, d5
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vmla.f32 d7, d1, d25
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vmov q0, q1
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vmla.f32 d0, d16, d17
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vmla.f32 d1, d16, d18
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vmla.f32 d2, d4, d5
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vmla.f32 d3, d4, d25
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vneg.f32 s15, s15
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vmov d21, d20
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vpadd.f32 d0, d0, d2
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vpadd.f32 d7, d6, d7
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vtrn.32 d1, d3
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vsub.f32 d6, d1, d3
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vmla.f32 d20, d22, d22
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vmla.f32 d21, d4, d4
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vtrn.32 d0, d6
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vpadd.f32 d20, d20, d21
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vst1.32 {q3}, [r1,:128]!
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vst1.32 {d20[1]}, [r1,:32]
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add r1, r1, #2*4
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vst1.32 {d0}, [r1,:64]
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add r1, r1, #4*4
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vst1.32 {d20[0]}, [r1,:32]
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bx lr
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endfunc
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function ff_sbr_hf_apply_noise_0_neon, export=1
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vmov.i32 d3, #0
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.Lhf_apply_noise_0:
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push {r4,lr}
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movrelx r4, X(ff_sbr_noise_table)
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ldr r12, [sp, #12]
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add r3, r3, #1
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bfc r3, #9, #23
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sub r12, r12, #1
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1:
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add lr, r4, r3, lsl #3
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vld2.32 {q0}, [r0,:64]
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vld2.32 {q3}, [lr,:64]
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vld1.32 {d2}, [r1,:64]!
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vld1.32 {d18}, [r2,:64]!
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vceq.f32 d16, d2, #0
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veor d2, d2, d3
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vmov q2, q0
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vmla.f32 d0, d6, d18
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vmla.f32 d1, d7, d18
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vadd.f32 d4, d4, d2
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add r3, r3, #2
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bfc r3, #9, #23
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vbif d0, d4, d16
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vbif d1, d5, d16
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vst2.32 {q0}, [r0,:64]!
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subs r12, r12, #2
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bgt 1b
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blt 2f
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add lr, r4, r3, lsl #3
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vld1.32 {d0}, [r0,:64]
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vld1.32 {d6}, [lr,:64]
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vld1.32 {d2[]}, [r1,:32]!
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vld1.32 {d3[]}, [r2,:32]!
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vceq.f32 d4, d2, #0
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veor d2, d2, d3
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vmov d1, d0
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vmla.f32 d0, d6, d3
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vadd.f32 s2, s2, s4
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vbif d0, d1, d4
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vst1.32 {d0}, [r0,:64]!
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2:
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pop {r4,pc}
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endfunc
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function ff_sbr_hf_apply_noise_1_neon, export=1
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ldr r12, [sp]
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push {r4,lr}
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lsl r12, r12, #31
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eor lr, r12, #1<<31
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vmov d3, r12, lr
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.Lhf_apply_noise_1:
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movrelx r4, X(ff_sbr_noise_table)
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ldr r12, [sp, #12]
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add r3, r3, #1
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bfc r3, #9, #23
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sub r12, r12, #1
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1:
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add lr, r4, r3, lsl #3
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vld2.32 {q0}, [r0,:64]
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vld2.32 {q3}, [lr,:64]
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vld1.32 {d2}, [r1,:64]!
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vld1.32 {d18}, [r2,:64]!
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vceq.f32 d16, d2, #0
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veor d2, d2, d3
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vmov q2, q0
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vmla.f32 d0, d6, d18
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vmla.f32 d1, d7, d18
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vadd.f32 d5, d5, d2
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add r3, r3, #2
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bfc r3, #9, #23
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vbif d0, d4, d16
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vbif d1, d5, d16
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vst2.32 {q0}, [r0,:64]!
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subs r12, r12, #2
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bgt 1b
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blt 2f
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add lr, r4, r3, lsl #3
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vld1.32 {d0}, [r0,:64]
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vld1.32 {d6}, [lr,:64]
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vld1.32 {d2[]}, [r1,:32]!
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vld1.32 {d18[]}, [r2,:32]!
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vceq.f32 d4, d2, #0
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veor d2, d2, d3
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vmov d1, d0
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vmla.f32 d0, d6, d18
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vadd.f32 s3, s3, s5
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vbif d0, d1, d4
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vst1.32 {d0}, [r0,:64]!
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2:
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pop {r4,pc}
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endfunc
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function ff_sbr_hf_apply_noise_2_neon, export=1
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vmov.i32 d3, #1<<31
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b .Lhf_apply_noise_0
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endfunc
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function ff_sbr_hf_apply_noise_3_neon, export=1
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ldr r12, [sp]
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push {r4,lr}
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lsl r12, r12, #31
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eor lr, r12, #1<<31
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vmov d3, lr, r12
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b .Lhf_apply_noise_1
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endfunc
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