Add an even more minimal example for C extension calling

Author: timfel

graalpython/com.oracle.graal.python.benchmarks/python/micro/c-call-method-minimal.py

@@ -0,0 +1,86 @@
+# Copyright (c) 2019, 2025, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# The Universal Permissive License (UPL), Version 1.0
+#
+# Subject to the condition set forth below, permission is hereby granted to any
+# person obtaining a copy of this software, associated documentation and/or
+# data (collectively the "Software"), free of charge and under any and all
+# copyright rights in the Software, and any and all patent rights owned or
+# freely licensable by each licensor hereunder covering either (i) the
+# unmodified Software as contributed to or provided by such licensor, or (ii)
+# the Larger Works (as defined below), to deal in both
+#
+# (a) the Software, and
+#
+# (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
+# one is included with the Software each a "Larger Work" to which the Software
+# is contributed by such licensors),
+#
+# without restriction, including without limitation the rights to copy, create
+# derivative works of, display, perform, and distribute the Software and make,
+# use, sell, offer for sale, import, export, have made, and have sold the
+# Software and the Larger Work(s), and to sublicense the foregoing rights on
+# either these or other terms.
+#
+# This license is subject to the following condition:
+#
+# The above copyright notice and either this complete permission notice or at a
+# minimum a reference to the UPL must be included in all copies or substantial
+# portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+code = """
+#include "Python.h"
+
+PyObject* simple_method(PyObject* mod, PyObject* arg) {
+    return PyFloat_FromDouble(PyFloat_AsDouble(arg));
+}
+
+static PyMethodDef MyModuleMethods[] = {
+    {"as_double", simple_method, METH_O, NULL},
+    {NULL, NULL, 0, NULL}  // Sentinel
+};
+
+static PyModuleDef c_min_method_module = {
+    PyModuleDef_HEAD_INIT,
+    "int_float_method_module",
+    NULL,
+    -1,
+    MyModuleMethods
+};
+
+PyMODINIT_FUNC
+PyInit_c_min_method_module(void)
+{
+    return PyModule_Create(&c_min_method_module);
+}
+"""
+
+
+ccompile("c_min_method_module", code)
+from c_min_method_module import as_double
+
+# ~igv~: function_root_count_at
+def count(num):
+    print("###### NUM: " + str(num))
+    for i in range(num):
+        if 42 != as_double(42):
+            raise RuntimeError()
+    return 0
+
+
+def measure(num):
+    result = count(num)
+    return result
+
+
+def __benchmark__(num=1000000):
+    return measure(num)

mx.graalpython/mx_graalpython_bench_param.py

@@ -198,6 +198,7 @@ def _pickling_benchmarks(module='pickle'):
     'c-issubtype-polymorphic': ITER_5 + ['50000000'],
     'c-issubtype-monorphic': ITER_5 + ['50000000'],
     'c-call-method': ITER_5 + ['5000000'],
+    'c-call-method-int-float': ITER_5 + ['5000000'],
     'c-instantiate-large': ITER_5 + ['1000'],
 }