diff options
author | Clément Bœsch <cboesch@gopro.com> | 2017-05-25 18:50:52 +0300 |
---|---|---|
committer | Clément Bœsch <u@pkh.me> | 2017-06-28 13:22:39 +0300 |
commit | ff0ecef624e933bc73e28c41823f4de04c274edd (patch) | |
tree | 9042161013a991793c651ebf0f6b66f8ae673b5b | |
parent | 9bbb0fbd314ca87f5964c00a5eb82eeccc8fc051 (diff) |
lavc/aarch64: add a few SIMD functions for AAC PS
☭ tests/checkasm/checkasm --bench --test=aacpsdsp
checkasm: using random seed 3318985180
MMX implied by specified flags
MMX implied by specified flags
NEON:
- aacpsdsp.add_squares [OK]
- aacpsdsp.mul_pair_single [OK]
- aacpsdsp.hybrid_analysis [OK]
- aacpsdsp.stereo_interpolate [OK]
checkasm: all 5 tests passed
nop: 10.0
ps_add_squares_c: 63221.2
ps_add_squares_neon: 22311.7
ps_hybrid_analysis_c: 2466.6
ps_hybrid_analysis_neon: 1521.9
ps_mul_pair_single_c: 68592.0
ps_mul_pair_single_neon: 17426.6
ps_stereo_interpolate_c: 72344.3
ps_stereo_interpolate_neon: 72308.8
ps_stereo_interpolate_ipdopd_c: 117415.2
ps_stereo_interpolate_ipdopd_neon: 113386.3
-rw-r--r-- | libavcodec/aacpsdsp.h | 1 | ||||
-rw-r--r-- | libavcodec/aacpsdsp_template.c | 2 | ||||
-rw-r--r-- | libavcodec/aarch64/Makefile | 2 | ||||
-rw-r--r-- | libavcodec/aarch64/aacpsdsp_init_aarch64.c | 48 | ||||
-rw-r--r-- | libavcodec/aarch64/aacpsdsp_neon.S | 149 |
5 files changed, 202 insertions, 0 deletions
diff --git a/libavcodec/aacpsdsp.h b/libavcodec/aacpsdsp.h index ad9bbb81bd..3714a08052 100644 --- a/libavcodec/aacpsdsp.h +++ b/libavcodec/aacpsdsp.h @@ -51,6 +51,7 @@ typedef struct PSDSPContext { void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s); void ff_psdsp_init_arm(PSDSPContext *s); +void ff_psdsp_init_aarch64(PSDSPContext *s); void ff_psdsp_init_mips(PSDSPContext *s); void ff_psdsp_init_x86(PSDSPContext *s); diff --git a/libavcodec/aacpsdsp_template.c b/libavcodec/aacpsdsp_template.c index 4f193604bc..e639afa449 100644 --- a/libavcodec/aacpsdsp_template.c +++ b/libavcodec/aacpsdsp_template.c @@ -223,6 +223,8 @@ av_cold void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s) #if !USE_FIXED if (ARCH_ARM) ff_psdsp_init_arm(s); + if (ARCH_AARCH64) + ff_psdsp_init_aarch64(s); if (ARCH_MIPS) ff_psdsp_init_mips(s); if (ARCH_X86) diff --git a/libavcodec/aarch64/Makefile b/libavcodec/aarch64/Makefile index 104bc67802..d440b1b18a 100644 --- a/libavcodec/aarch64/Makefile +++ b/libavcodec/aarch64/Makefile @@ -11,6 +11,7 @@ OBJS-$(CONFIG_NEON_CLOBBER_TEST) += aarch64/neontest.o OBJS-$(CONFIG_VIDEODSP) += aarch64/videodsp_init.o # decoders/encoders +OBJS-$(CONFIG_AAC_DECODER) += aarch64/aacpsdsp_init_aarch64.o OBJS-$(CONFIG_DCA_DECODER) += aarch64/synth_filter_init.o OBJS-$(CONFIG_RV40_DECODER) += aarch64/rv40dsp_init_aarch64.o OBJS-$(CONFIG_VC1DSP) += aarch64/vc1dsp_init_aarch64.o @@ -42,6 +43,7 @@ NEON-OBJS-$(CONFIG_MDCT) += aarch64/mdct_neon.o NEON-OBJS-$(CONFIG_MPEGAUDIODSP) += aarch64/mpegaudiodsp_neon.o # decoders/encoders +NEON-OBJS-$(CONFIG_AAC_DECODER) += aarch64/aacpsdsp_neon.o NEON-OBJS-$(CONFIG_DCA_DECODER) += aarch64/synth_filter_neon.o NEON-OBJS-$(CONFIG_VORBIS_DECODER) += aarch64/vorbisdsp_neon.o NEON-OBJS-$(CONFIG_VP9_DECODER) += aarch64/vp9itxfm_16bpp_neon.o \ diff --git a/libavcodec/aarch64/aacpsdsp_init_aarch64.c b/libavcodec/aarch64/aacpsdsp_init_aarch64.c new file mode 100644 index 0000000000..c15094c45c --- /dev/null +++ b/libavcodec/aarch64/aacpsdsp_init_aarch64.c @@ -0,0 +1,48 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" + +#include "libavutil/aarch64/cpu.h" +#include "libavcodec/aacpsdsp.h" + +void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n); +void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2], + float *src1, int n); +void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2], + const float (*filter)[8][2], + int stride, int n); +void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2], + float h[2][4], float h_step[2][4], + int len); +void ff_ps_stereo_interpolate_ipdopd_neon(float (*l)[2], float (*r)[2], + float h[2][4], float h_step[2][4], + int len); + +av_cold void ff_psdsp_init_aarch64(PSDSPContext *s) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_neon(cpu_flags)) { + s->add_squares = ff_ps_add_squares_neon; + s->mul_pair_single = ff_ps_mul_pair_single_neon; + s->hybrid_analysis = ff_ps_hybrid_analysis_neon; + s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon; + s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_neon; + } +} diff --git a/libavcodec/aarch64/aacpsdsp_neon.S b/libavcodec/aarch64/aacpsdsp_neon.S new file mode 100644 index 0000000000..6662971199 --- /dev/null +++ b/libavcodec/aarch64/aacpsdsp_neon.S @@ -0,0 +1,149 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/aarch64/asm.S" + +function ff_ps_add_squares_neon, export=1 +1: ld1 {v0.4S,v1.4S}, [x1], #32 + fmul v0.4S, v0.4S, v0.4S + fmul v1.4S, v1.4S, v1.4S + faddp v2.4S, v0.4S, v1.4S + ld1 {v3.4S}, [x0] + fadd v3.4S, v3.4S, v2.4S + st1 {v3.4S}, [x0], #16 + subs w2, w2, #4 + b.gt 1b + ret +endfunc + +function ff_ps_mul_pair_single_neon, export=1 +1: ld1 {v0.4S,v1.4S}, [x1], #32 + ld1 {v2.4S}, [x2], #16 + zip1 v3.4S, v2.4S, v2.4S + zip2 v4.4S, v2.4S, v2.4S + fmul v0.4S, v0.4S, v3.4S + fmul v1.4S, v1.4S, v4.4S + st1 {v0.4S,v1.4S}, [x0], #32 + subs w3, w3, #4 + b.gt 1b + ret +endfunc + +function ff_ps_stereo_interpolate_neon, export=1 + ld1 {v0.4S}, [x2] + ld1 {v1.4S}, [x3] + zip1 v4.4S, v0.4S, v0.4S + zip2 v5.4S, v0.4S, v0.4S + zip1 v6.4S, v1.4S, v1.4S + zip2 v7.4S, v1.4S, v1.4S +1: ld1 {v2.2S}, [x0] + ld1 {v3.2S}, [x1] + fadd v4.4S, v4.4S, v6.4S + fadd v5.4S, v5.4S, v7.4S + mov v2.D[1], v2.D[0] + mov v3.D[1], v3.D[0] + fmul v2.4S, v2.4S, v4.4S + fmla v2.4S, v3.4S, v5.4S + st1 {v2.D}[0], [x0], #8 + st1 {v2.D}[1], [x1], #8 + subs w4, w4, #1 + b.gt 1b + ret +endfunc + +function ff_ps_stereo_interpolate_ipdopd_neon, export=1 + ld1 {v0.4S,v1.4S}, [x2] + ld1 {v6.4S,v7.4S}, [x3] + fneg v2.4S, v1.4S + fneg v3.4S, v7.4S + zip1 v16.4S, v0.4S, v0.4S + zip2 v17.4S, v0.4S, v0.4S + zip1 v18.4S, v2.4S, v1.4S + zip2 v19.4S, v2.4S, v1.4S + zip1 v20.4S, v6.4S, v6.4S + zip2 v21.4S, v6.4S, v6.4S + zip1 v22.4S, v3.4S, v7.4S + zip2 v23.4S, v3.4S, v7.4S +1: ld1 {v2.2S}, [x0] + ld1 {v3.2S}, [x1] + fadd v16.4S, v16.4S, v20.4S + fadd v17.4S, v17.4S, v21.4S + mov v2.D[1], v2.D[0] + mov v3.D[1], v3.D[0] + fmul v4.4S, v2.4S, v16.4S + fmla v4.4S, v3.4S, v17.4S + fadd v18.4S, v18.4S, v22.4S + fadd v19.4S, v19.4S, v23.4S + ext v2.16B, v2.16B, v2.16B, #4 + ext v3.16B, v3.16B, v3.16B, #4 + fmla v4.4S, v2.4S, v18.4S + fmla v4.4S, v3.4S, v19.4S + st1 {v4.D}[0], [x0], #8 + st1 {v4.D}[1], [x1], #8 + subs w4, w4, #1 + b.gt 1b + ret +endfunc + +function ff_ps_hybrid_analysis_neon, export=1 + sxtw x3, w3 + lsl x3, x3, #3 + ld2 {v0.4S,v1.4S}, [x1], #32 + ld2 {v2.2S,v3.2S}, [x1], #16 + ld1 {v24.2S}, [x1], #8 + ld2 {v4.2S,v5.2S}, [x1], #16 + ld2 {v6.4S,v7.4S}, [x1] + rev64 v6.4S, v6.4S + rev64 v7.4S, v7.4S + ext v6.16B, v6.16B, v6.16B, #8 + ext v7.16B, v7.16B, v7.16B, #8 + rev64 v4.2S, v4.2S + rev64 v5.2S, v5.2S + mov v2.D[1], v3.D[0] + mov v4.D[1], v5.D[0] + mov v5.D[1], v2.D[0] + mov v3.D[1], v4.D[0] + fadd v16.4S, v0.4S, v6.4S + fadd v17.4S, v1.4S, v7.4S + fsub v18.4S, v1.4S, v7.4S + fsub v19.4S, v0.4S, v6.4S + fadd v22.4S, v2.4S, v4.4S + fsub v23.4S, v5.4S, v3.4S + trn1 v20.2D, v22.2D, v23.2D // {re4+re8, re5+re7, im8-im4, im7-im5} + trn2 v21.2D, v22.2D, v23.2D // {im4+im8, im5+im7, re4-re8, re5-re7} +1: ld2 {v2.4S,v3.4S}, [x2], #32 + ld2 {v4.2S,v5.2S}, [x2], #16 + ld1 {v6.2S}, [x2], #8 + add x2, x2, #8 + mov v4.D[1], v5.D[0] + mov v6.S[1], v6.S[0] + fmul v6.2S, v6.2S, v24.2S + fmul v0.4S, v2.4S, v16.4S + fmul v1.4S, v2.4S, v17.4S + fmls v0.4S, v3.4S, v18.4S + fmla v1.4S, v3.4S, v19.4S + fmla v0.4S, v4.4S, v20.4S + fmla v1.4S, v4.4S, v21.4S + faddp v0.4S, v0.4S, v1.4S + faddp v0.4S, v0.4S, v0.4S + fadd v0.2S, v0.2S, v6.2S + st1 {v0.2S}, [x0], x3 + subs w4, w4, #1 + b.gt 1b + ret +endfunc |