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-rw-r--r--src/modules/bluetooth/sbc_primitives_neon.c246
1 files changed, 0 insertions, 246 deletions
diff --git a/src/modules/bluetooth/sbc_primitives_neon.c b/src/modules/bluetooth/sbc_primitives_neon.c
deleted file mode 100644
index f1bc7b48..00000000
--- a/src/modules/bluetooth/sbc_primitives_neon.c
+++ /dev/null
@@ -1,246 +0,0 @@
-/*
- *
- * Bluetooth low-complexity, subband codec (SBC) library
- *
- * Copyright (C) 2004-2009 Marcel Holtmann <marcel@holtmann.org>
- * Copyright (C) 2004-2005 Henryk Ploetz <henryk@ploetzli.ch>
- * Copyright (C) 2005-2006 Brad Midgley <bmidgley@xmission.com>
- *
- *
- * This library 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.
- *
- * This library 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 this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#include <stdint.h>
-#include <limits.h>
-#include "sbc.h"
-#include "sbc_math.h"
-#include "sbc_tables.h"
-
-#include "sbc_primitives_neon.h"
-
-/*
- * ARM NEON optimizations
- */
-
-#ifdef SBC_BUILD_WITH_NEON_SUPPORT
-
-static inline void _sbc_analyze_four_neon(const int16_t *in, int32_t *out,
- const FIXED_T *consts)
-{
- /* TODO: merge even and odd cases (or even merge all four calls to this
- * function) in order to have only aligned reads from 'in' array
- * and reduce number of load instructions */
- asm volatile (
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmull.s16 q0, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmull.s16 q1, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
-
- "vmlal.s16 q0, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmlal.s16 q1, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q0, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmlal.s16 q1, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
-
- "vmlal.s16 q0, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmlal.s16 q1, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q0, d4, d8\n"
- "vmlal.s16 q1, d5, d9\n"
-
- "vpadd.s32 d0, d0, d1\n"
- "vpadd.s32 d1, d2, d3\n"
-
- "vrshrn.s32 d0, q0, %3\n"
-
- "vld1.16 {d2, d3, d4, d5}, [%1, :128]!\n"
-
- "vdup.i32 d1, d0[1]\n" /* TODO: can be eliminated */
- "vdup.i32 d0, d0[0]\n" /* TODO: can be eliminated */
-
- "vmull.s16 q3, d2, d0\n"
- "vmull.s16 q4, d3, d0\n"
- "vmlal.s16 q3, d4, d1\n"
- "vmlal.s16 q4, d5, d1\n"
-
- "vpadd.s32 d0, d6, d7\n" /* TODO: can be eliminated */
- "vpadd.s32 d1, d8, d9\n" /* TODO: can be eliminated */
-
- "vst1.32 {d0, d1}, [%2, :128]\n"
- : "+r" (in), "+r" (consts)
- : "r" (out),
- "i" (SBC_PROTO_FIXED4_SCALE)
- : "memory",
- "d0", "d1", "d2", "d3", "d4", "d5",
- "d6", "d7", "d8", "d9", "d10", "d11");
-}
-
-static inline void _sbc_analyze_eight_neon(const int16_t *in, int32_t *out,
- const FIXED_T *consts)
-{
- /* TODO: merge even and odd cases (or even merge all four calls to this
- * function) in order to have only aligned reads from 'in' array
- * and reduce number of load instructions */
- asm volatile (
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmull.s16 q6, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmull.s16 q7, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
- "vmull.s16 q8, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmull.s16 q9, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q6, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmlal.s16 q7, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
- "vmlal.s16 q8, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmlal.s16 q9, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q6, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmlal.s16 q7, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
- "vmlal.s16 q8, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmlal.s16 q9, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q6, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmlal.s16 q7, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
- "vmlal.s16 q8, d6, d10\n"
- "vld1.16 {d4, d5}, [%0, :64]!\n"
- "vmlal.s16 q9, d7, d11\n"
- "vld1.16 {d8, d9}, [%1, :128]!\n"
-
- "vmlal.s16 q6, d4, d8\n"
- "vld1.16 {d6, d7}, [%0, :64]!\n"
- "vmlal.s16 q7, d5, d9\n"
- "vld1.16 {d10, d11}, [%1, :128]!\n"
-
- "vmlal.s16 q8, d6, d10\n"
- "vmlal.s16 q9, d7, d11\n"
-
- "vpadd.s32 d0, d12, d13\n"
- "vpadd.s32 d1, d14, d15\n"
- "vpadd.s32 d2, d16, d17\n"
- "vpadd.s32 d3, d18, d19\n"
-
- "vrshr.s32 q0, q0, %3\n"
- "vrshr.s32 q1, q1, %3\n"
- "vmovn.s32 d0, q0\n"
- "vmovn.s32 d1, q1\n"
-
- "vdup.i32 d3, d1[1]\n" /* TODO: can be eliminated */
- "vdup.i32 d2, d1[0]\n" /* TODO: can be eliminated */
- "vdup.i32 d1, d0[1]\n" /* TODO: can be eliminated */
- "vdup.i32 d0, d0[0]\n" /* TODO: can be eliminated */
-
- "vld1.16 {d4, d5}, [%1, :128]!\n"
- "vmull.s16 q6, d4, d0\n"
- "vld1.16 {d6, d7}, [%1, :128]!\n"
- "vmull.s16 q7, d5, d0\n"
- "vmull.s16 q8, d6, d0\n"
- "vmull.s16 q9, d7, d0\n"
-
- "vld1.16 {d4, d5}, [%1, :128]!\n"
- "vmlal.s16 q6, d4, d1\n"
- "vld1.16 {d6, d7}, [%1, :128]!\n"
- "vmlal.s16 q7, d5, d1\n"
- "vmlal.s16 q8, d6, d1\n"
- "vmlal.s16 q9, d7, d1\n"
-
- "vld1.16 {d4, d5}, [%1, :128]!\n"
- "vmlal.s16 q6, d4, d2\n"
- "vld1.16 {d6, d7}, [%1, :128]!\n"
- "vmlal.s16 q7, d5, d2\n"
- "vmlal.s16 q8, d6, d2\n"
- "vmlal.s16 q9, d7, d2\n"
-
- "vld1.16 {d4, d5}, [%1, :128]!\n"
- "vmlal.s16 q6, d4, d3\n"
- "vld1.16 {d6, d7}, [%1, :128]!\n"
- "vmlal.s16 q7, d5, d3\n"
- "vmlal.s16 q8, d6, d3\n"
- "vmlal.s16 q9, d7, d3\n"
-
- "vpadd.s32 d0, d12, d13\n" /* TODO: can be eliminated */
- "vpadd.s32 d1, d14, d15\n" /* TODO: can be eliminated */
- "vpadd.s32 d2, d16, d17\n" /* TODO: can be eliminated */
- "vpadd.s32 d3, d18, d19\n" /* TODO: can be eliminated */
-
- "vst1.32 {d0, d1, d2, d3}, [%2, :128]\n"
- : "+r" (in), "+r" (consts)
- : "r" (out),
- "i" (SBC_PROTO_FIXED8_SCALE)
- : "memory",
- "d0", "d1", "d2", "d3", "d4", "d5",
- "d6", "d7", "d8", "d9", "d10", "d11",
- "d12", "d13", "d14", "d15", "d16", "d17",
- "d18", "d19");
-}
-
-static inline void sbc_analyze_4b_4s_neon(int16_t *x,
- int32_t *out, int out_stride)
-{
- /* Analyze blocks */
- _sbc_analyze_four_neon(x + 12, out, analysis_consts_fixed4_simd_odd);
- out += out_stride;
- _sbc_analyze_four_neon(x + 8, out, analysis_consts_fixed4_simd_even);
- out += out_stride;
- _sbc_analyze_four_neon(x + 4, out, analysis_consts_fixed4_simd_odd);
- out += out_stride;
- _sbc_analyze_four_neon(x + 0, out, analysis_consts_fixed4_simd_even);
-}
-
-static inline void sbc_analyze_4b_8s_neon(int16_t *x,
- int32_t *out, int out_stride)
-{
- /* Analyze blocks */
- _sbc_analyze_eight_neon(x + 24, out, analysis_consts_fixed8_simd_odd);
- out += out_stride;
- _sbc_analyze_eight_neon(x + 16, out, analysis_consts_fixed8_simd_even);
- out += out_stride;
- _sbc_analyze_eight_neon(x + 8, out, analysis_consts_fixed8_simd_odd);
- out += out_stride;
- _sbc_analyze_eight_neon(x + 0, out, analysis_consts_fixed8_simd_even);
-}
-
-void sbc_init_primitives_neon(struct sbc_encoder_state *state)
-{
- state->sbc_analyze_4b_4s = sbc_analyze_4b_4s_neon;
- state->sbc_analyze_4b_8s = sbc_analyze_4b_8s_neon;
- state->implementation_info = "NEON";
-}
-
-#endif
generated by cgit (git 2.34.1) at 2024-04-24 04:39:10 +0000