Merge branch 'dfsg-orig'

[debian/gnuradio] / gnuradio-core / src / tests / nco_results

diff --git a/gnuradio-core/src/tests/nco_results b/gnuradio-core/src/tests/nco_results
new file mode 100644 (file)
index 0000000..5bdf5dd
--- /dev/null
+++ b/gnuradio-core/src/tests/nco_results
@@ -0,0 +1,48 @@
+================================================================
+These are on a 1.4 GHz Pentium M using g++ 3.4.1
+================================================================
+
+Default compiler options -O2
+
+        nop loop:  cpu:  0.015  steps/sec:  6.668e+08
+     native sine:  cpu:  0.900  steps/sec:  1.111e+07
+       fxpt sine:  cpu:  0.281  steps/sec:  3.559e+07
+  native sin/cos:  cpu:  1.138  steps/sec:  8.789e+06
+    fxpt sin/cos:  cpu:  0.550  steps/sec:  1.818e+07
+
+-O2 -march=pentium-m -fomit-frame-pointer
+
+        nop loop:  cpu:  0.015  steps/sec:  6.668e+08
+     native sine:  cpu:  0.903  steps/sec:  1.108e+07
+       fxpt sine:  cpu:  0.271  steps/sec:  3.691e+07
+  native sin/cos:  cpu:  1.092  steps/sec:  9.159e+06
+    fxpt sin/cos:  cpu:  0.542  steps/sec:  1.845e+07
+
+Inlined fxpt::sin & cos
+-O2 -march=pentium-m -fomit-frame-pointer
+
+        nop loop:  cpu:  0.015  steps/sec:  6.668e+08
+     native sine:  cpu:  0.904  steps/sec:  1.106e+07
+       fxpt sine:  cpu:  0.187  steps/sec:  5.348e+07
+  native sin/cos:  cpu:  1.091  steps/sec:  9.167e+06
+    fxpt sin/cos:  cpu:  0.373  steps/sec:  2.681e+07
+
+================================================================
+These are on a 1.5 GHz Athon MP 1800+
+================================================================
+
+Default compiler options: -O2
+
+        nop loop:  cpu:  0.013  steps/sec:  7.693e+08
+     native sine:  cpu:  0.733  steps/sec:  1.364e+07
+       fxpt sine:  cpu:  0.210  steps/sec:  4.763e+07
+  native sin/cos:  cpu:  1.183  steps/sec:  8.454e+06
+    fxpt sin/cos:  cpu:  0.420  steps/sec:  2.381e+07
+
+-O2 -fomit-frame-pointer -march=athlon-mp
+
+        nop loop:  cpu:  0.013  steps/sec:  7.693e+08
+     native sine:  cpu:  0.679  steps/sec:  1.473e+07
+       fxpt sine:  cpu:  0.200  steps/sec:  5.001e+07
+  native sin/cos:  cpu:  1.147  steps/sec:  8.720e+06
+    fxpt sin/cos:  cpu:  0.444  steps/sec:  2.253e+07