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Ping! On Mon, May 19, 2014 at 04:47:15PM +0530, Siddhesh Poyarekar wrote: > Sorry, I forgot to update this old patch before sending it. Here's > the correct version. > > Siddhesh > > * benchtests/README: Document 'init' directive. > * benchtests/bench-skeleton.c (main) [BENCH_INIT]: Call > BENCH_INIT. > * scripts/bench.py (gen_source): Define BENCH_INIT macro. > (parse_file): Recognize 'init' directive. > > From 469da08fd32c5a38c0f8dcc985e0c2342bd729e3 Mon Sep 17 00:00:00 2001 > From: Siddhesh Poyarekar <siddhesh@redhat.com> > Date: Sat, 22 Feb 2014 10:09:27 +0530 > Subject: [PATCH] benchtests: Add new directive for benchmark initialization > hook > > Add a new 'init' directive that specifies the name of the function to > call to do function-specific initialization. This is useful for > benchmarks that need to do a one-time initialization before the > functions are executed. > --- > benchtests/README | 1 + > benchtests/bench-skeleton.c | 3 +++ > benchtests/scripts/bench.py | 7 ++++++- > 3 files changed, 10 insertions(+), 1 deletion(-) > > diff --git a/benchtests/README b/benchtests/README > index 52a3cc2..999d268 100644 > --- a/benchtests/README > +++ b/benchtests/README > @@ -62,6 +62,7 @@ one to add `foo' to the bench tests: > and functions (specifically, this includes using "#include "source"). > See pthread_once-inputs and pthreads_once-source.c for an example of how > to use this to benchmark a function that needs state across several calls. > + - init: Name of an initializer function to call to initialize the benchtest. > - name: See following section for instructions on how to use this directive. > > Lines beginning with a single hash '#' are treated as comments. See > diff --git a/benchtests/bench-skeleton.c b/benchtests/bench-skeleton.c > index 29d6bda..68a91dc 100644 > --- a/benchtests/bench-skeleton.c > +++ b/benchtests/bench-skeleton.c > @@ -62,6 +62,9 @@ main (int argc, char **argv) > > unsigned long iters, res; > > +#ifdef BENCH_INIT > + BENCH_INIT (); > +#endif > TIMING_INIT (res); > > iters = 1000 * res; > diff --git a/benchtests/scripts/bench.py b/benchtests/scripts/bench.py > index 492c764..eb5a141 100755 > --- a/benchtests/scripts/bench.py > +++ b/benchtests/scripts/bench.py > @@ -128,6 +128,10 @@ def gen_source(func, directives, all_vals): > else: > getret = '' > > + # Test initialization. > + if directives['init']: > + print('#define BENCH_INIT %s' % directives['init']) > + > print(EPILOGUE % {'getret': getret, 'func': func}) > > > @@ -232,7 +236,8 @@ def parse_file(func): > 'args': [], > 'includes': [], > 'include-sources': [], > - 'ret': '' > + 'ret': '', > + 'init': '' > } > > try: > -- > 1.9.0 >
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