From 83d3c8f22bab997dde81074fd547aef6e56451d5 Mon Sep 17 00:00:00 2001
From: Arun Raghavan <arun.raghavan@collabora.co.uk>
Date: Mon, 13 Sep 2010 18:41:30 +0530
Subject: echo-cancel: orc-ify some bits for optimisation

This uses Orc to optimise an inner loop in the core NLMS function of the
Adrian echo canceller.
---
 src/modules/echo-cancel/adrian-aec-orc.orc | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 src/modules/echo-cancel/adrian-aec-orc.orc

(limited to 'src/modules/echo-cancel/adrian-aec-orc.orc')

diff --git a/src/modules/echo-cancel/adrian-aec-orc.orc b/src/modules/echo-cancel/adrian-aec-orc.orc
new file mode 100644
index 00000000..80547723
--- /dev/null
+++ b/src/modules/echo-cancel/adrian-aec-orc.orc
@@ -0,0 +1,8 @@
+.function update_tap_weights
+.dest 4 w float
+.source 4 xf float
+.floatparam 4 mikro_ef
+.temp 4 tmp float
+
+mulf tmp, mikro_ef, xf
+addf w, w, tmp
-- 
cgit