cyclone alpha55 (see notes.txt for cyclone and shared)

svn path=/trunk/externals/miXed/; revision=4011

1 files changed, 57 insertions, 2 deletions

diff --git a/cyclone/sickle/abs.c b/cyclone/sickle/abs.c
index cde26a5..777b891 100644
--- a/cyclone/sickle/abs.c
+++ b/cyclone/sickle/abs.c
@@ -1,10 +1,23 @@
-/* Copyright (c) 2002-2003 krzYszcz and others.
+/* Copyright (c) 2002-2005 krzYszcz and others.
  * For information on usage and redistribution, and for a DISCLAIMER OF ALL
  * WARRANTIES, see the file, "LICENSE.txt," in this distribution.  */
 
+#include <math.h>
 #include "m_pd.h"
 #include "sickle/sic.h"
 
+/* some random tests (average percentage in load meter and top):
+   gcc 3.3.5 -O6, p4 2.66GHz, 4500 copies: perform 56, perf8 57, perf0 94
+   gcc 3.3.5 -O6, p4 2.66GHz, 9000 copies: perform 118, perf8 123, perf0 194
+   vc 6.0 /O2, p3 800Mhz, 750 copies: perform 61, perf8 56, perf0 82 */
+#ifdef KRZYSZCZ
+//#define ABS_TEST
+#endif
+
+#ifdef ABS_TEST
+#include "common/fitter.h"
+#endif
+
 typedef t_sic t_abs;
 static t_class *abs_class;
 
@@ -14,6 +27,17 @@ static t_int *abs_perform(t_int *w)
     t_float *in = (t_float *)(w[2]);
     t_float *out = (t_float *)(w[3]);
     while (nblock--)
+	*out++ = fabsf(*in++);
+    return (w + 4);
+}
+
+#ifdef ABS_TEST
+static t_int *abs_perf0(t_int *w)
+{
+    int nblock = (int)(w[1]);
+    t_float *in = (t_float *)(w[2]);
+    t_float *out = (t_float *)(w[3]);
+    while (nblock--)
     {
 	float f = *in++;
     	*out++ = (f >= 0 ? f : -f);
@@ -21,9 +45,37 @@ static t_int *abs_perform(t_int *w)
     return (w + 4);
 }
 
+static t_int *abs_perf8(t_int *w)
+{
+    int nblock = (int)(w[1])>>3;
+    t_float *in = (t_float *)(w[2]);
+    t_float *out = (t_float *)(w[3]);
+    while (nblock--)
+    {
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+	*out++ = fabsf(*in++);
+    }
+    return (w + 4);
+}
+#endif
+
 static void abs_dsp(t_abs *x, t_signal **sp)
 {
-    dsp_add(abs_perform, 3, sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec);
+#ifdef ABS_TEST
+    t_symbol *tst = fitter_getsymbol(gensym("test"));
+    if (tst == gensym("unroll"))
+	dsp_add(abs_perf8, 3, sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec);
+    else if (tst == gensym("branch"))
+	dsp_add(abs_perf0, 3, sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec);
+    else
+#endif
+	dsp_add(abs_perform, 3, sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec);
 }
 
 static void *abs_new(void)
@@ -39,4 +91,7 @@ void abs_tilde_setup(void)
 			  (t_newmethod)abs_new, 0,
 			  sizeof(t_abs), 0, 0);
     sic_setup(abs_class, abs_dsp, SIC_FLOATTOSIGNAL);
+#ifdef ABS_TEST
+    fitter_setup(abs_class, 0);
+#endif
 }