Return-Path: From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Dalleau?= To: linux-bluetooth@vger.kernel.org Cc: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Dalleau?= Subject: [PATCH v4 08/16] sbc: Add simd primitive for 1b 8s analysis Date: Tue, 30 Oct 2012 10:39:27 +0100 Message-Id: <1351589975-22640-9-git-send-email-frederic.dalleau@linux.intel.com> In-Reply-To: <1351589975-22640-1-git-send-email-frederic.dalleau@linux.intel.com> References: <1351589975-22640-1-git-send-email-frederic.dalleau@linux.intel.com> Content-Type: text/plain; charset="utf-8" Sender: linux-bluetooth-owner@vger.kernel.org List-ID: --- sbc/sbc_primitives.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/sbc/sbc_primitives.c b/sbc/sbc_primitives.c index 0b48ddb..a4767ef 100644 --- a/sbc/sbc_primitives.c +++ b/sbc/sbc_primitives.c @@ -209,6 +209,19 @@ static inline void sbc_analyze_4b_8s_simd(struct sbc_encoder_state *state, sbc_analyze_eight_simd(x + 0, out, analysis_consts_fixed8_simd_even); } +static inline void sbc_analyze_1b_8s_simd(struct sbc_encoder_state *state, + int16_t *x, int32_t *out, int out_stride) +{ + if (state->odd) + sbc_analyze_eight_simd(x, out, + analysis_consts_fixed8_simd_odd); + else + sbc_analyze_eight_simd(x, out, + analysis_consts_fixed8_simd_even); + + state->odd = !state->odd; +} + static inline int16_t unaligned16_be(const uint8_t *ptr) { return (int16_t) ((ptr[0] << 8) | ptr[1]); @@ -525,7 +538,10 @@ void sbc_init_primitives(struct sbc_encoder_state *state) /* Default implementation for analyze functions */ state->sbc_analyze_4s = sbc_analyze_4b_4s_simd; - state->sbc_analyze_8s = sbc_analyze_4b_8s_simd; + if (state->increment == 1) + state->sbc_analyze_8s = sbc_analyze_1b_8s_simd; + else + state->sbc_analyze_8s = sbc_analyze_4b_8s_simd; /* Default implementation for input reordering / deinterleaving */ state->sbc_enc_process_input_4s_le = sbc_enc_process_input_4s_le; -- 1.7.9.5