X compilebench: Also measure python compile/import and cython times

Cython is currently slow:

	name                time/op
	pycompile+pyimport  13.0ms ± 0%
	pyimport            12.0ms ± 0%
	cython/py            983ms ± 1%

t/compilebench/doit.sh

@@ -4,11 +4,7 @@
 export LANG=C.UTF-8	# . for floating point in e.g. time output
 
 git clean -fdX
-cp pystone.py pystone_pypyx.py # to be sure that 'import pystone_pypyx' does not pick up py code
 
-cython -2 pystone_pypyx.py # -> pystone_pypyx.c
-wc -l pystone_pypyx.{py,c}
-rm pystone_pypyx.py
 
 CFLAGS="-pthread -DNDEBUG -fwrapv -O0 -Wall -Wstrict-prototypes -fno-strict-aliasing -Wdate-time -fPIC -I/usr/include/python2.7"
 
@@ -39,6 +35,31 @@ pystone2bench() {
 
 N=10
 
+# python: pycompile + pyimport
+for i in `seq $N`; do
+	rm -f pystone.pyc
+	export TIMEFORMAT="Benchmarkpycompile+pyimport 1 %R s/op"
+	time python -c 'import pystone'
+done
+
+# python: pyimport with .pyc already being there
+python -c 'import pystone'
+for i in `seq $N`; do
+	export TIMEFORMAT="Benchmarkpyimport 1 %R s/op"
+	time python -c 'import pystone'
+done
+
+# cython pystone.py
+for i in `seq $N`; do
+	cp pystone.py pystone_pypyx.py # to be sure that 'import pystone_pypyx' does not pick up py code
+	export TIMEFORMAT="Benchmarkcython/py 1 %R s/op"
+	time cython -2 pystone_pypyx.py # -> pystone_pypyx.c
+	#wc -l pystone_pypyx.{py,c}
+	rm pystone_pypyx.py
+done
+
+
+# pystone.py
 for i in `seq $N`; do
 	python pystone.py |pystone2bench py
 done