1 /* Copyright (C) 2010-2020 The RetroArch team
3 * ---------------------------------------------------------------------------------------
4 * The following license statement only applies to this file (sinc_resampler_neon.S).
5 * ---------------------------------------------------------------------------------------
7 * Permission is hereby granted, free of charge,
8 * to any person obtaining a copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation the rights to
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23 #if defined(__ARM_NEON__) && defined(HAVE_ARM_NEON_ASM_OPTIMIZATIONS)
29 .globl process_sinc_neon_asm
31 .type process_sinc_neon_asm, %function
33 .globl _process_sinc_neon_asm
35 .type _process_sinc_neon_asm, %function
37 # void process_sinc_neon(float *out, const float *left, const float *right, const float *coeff, unsigned taps)
38 # Assumes taps is >= 8, and a multiple of 8.
39 process_sinc_neon_asm:
40 _process_sinc_neon_asm:
46 # Taps argument (r4) goes on stack in armeabi.
51 vld1.f32 {q2-q3}, [r1]!
53 vld1.f32 {q10-q11}, [r2]!
55 vld1.f32 {q12-q13}, [r3, :128]!
66 # Add everything together
68 vadd.f32 d16, d16, d17