llvmpy/llvm/wrap.cpp

129 lines
4.9 KiB
C++

/*
* Copyright (c) 2008-10, Mahadevan R All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of this software, nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "wrap.h"
/*===----------------------------------------------------------------------===*/
/* Helper functions/macros */
/*===----------------------------------------------------------------------===*/
#define _define_std_ctor(typ) \
PyObject * ctor_ ## typ ( typ p) \
{ \
if (p){ \
return PyCapsule_New(p, NULL, NULL); \
} \
Py_RETURN_NONE; \
}
/*===----------------------------------------------------------------------===*/
/* Type ctor/dtor */
/*===----------------------------------------------------------------------===*/
_define_std_ctor(LLVMModuleRef)
_define_std_ctor(LLVMTypeRef)
_define_std_ctor(LLVMValueRef)
_define_std_ctor(LLVMBasicBlockRef)
_define_std_ctor(LLVMBuilderRef)
_define_std_ctor(LLVMMemoryBufferRef)
_define_std_ctor(LLVMPassManagerRef)
_define_std_ctor(LLVMExecutionEngineRef)
_define_std_ctor(LLVMTargetDataRef)
_define_std_ctor(LLVMGenericValueRef)
_define_std_ctor(LLVMPassManagerBuilderRef)
_define_std_ctor(LLVMEngineBuilderRef)
_define_std_ctor(LLVMTargetMachineRef)
PyObject *ctor_int(int i)
{
return PyLong_FromLong((long)i);
}
PyObject *ctor_llvmwrap_ull(llvmwrap_ull ull)
{
return PyLong_FromUnsignedLongLong(ull);
}
PyObject *ctor_llvmwrap_ll(llvmwrap_ll ll)
{
return PyLong_FromLongLong(ll);
}
/*===----------------------------------------------------------------------===*/
/* Helper functions */
/*===----------------------------------------------------------------------===*/
void *get_object_arg(PyObject *args)
{
PyObject *o;
if (!PyArg_ParseTuple(args, "O", &o))
return NULL;
return PyCapsule_GetPointer(o, NULL);
}
// must delete [] returned array
void **make_array_from_list(PyObject *list, int n)
{
void **arr = new void*[n] ;
if (!arr)
return NULL;
int i;
for (i=0; i<n; i++) {
PyObject *e = PyList_GetItem(list, i);
arr[i] = PyCapsule_GetPointer(e, NULL);
}
return arr;
}
#define LIST_FROM_ARRAY_IMPL(TYPE) \
PyObject *make_list_from_ ## TYPE ## _array( TYPE *p, unsigned n) \
{ \
size_t i; \
PyObject *list = PyList_New(n); \
\
if (!list) \
return NULL; \
\
for (i=0; i<n; i++) { \
PyObject *elem = ctor_ ## TYPE (p[i]); \
PyList_SetItem(list, i, elem); \
} \
\
return list; \
}
LIST_FROM_ARRAY_IMPL(LLVMTypeRef)
LIST_FROM_ARRAY_IMPL(LLVMValueRef)