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numpower.c
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numpower.c
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#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <Zend/zend_modules.h>
#include <Zend/zend_interfaces.h>
#include "php.h"
#include "ext/standard/info.h"
#include "numpower_arginfo.h"
#include "src/initializers.h"
#include "Zend/zend_alloc.h"
#include "Zend/zend_API.h"
#include "src/buffer.h"
#include "src/iterators.h"
#include "php_numpower.h"
#include "src/debug.h"
#include "src/ndmath/arithmetics.h"
#include "src/logic.h"
#include "src/manipulation.h"
#include "src/ndmath/double_math.h"
#include "src/ndmath/linalg.h"
#include "config.h"
#include "src/types.h"
#include "src/indexing.h"
#include "src/ndmath/statistics.h"
#include "src/ndmath/signal.h"
#include "src/ndmath/calculation.h"
#include "src/dnn.h"
#ifdef HAVE_CUBLAS
#include <cuda_runtime.h>
#include <cublas_v2.h>
#include "src/ndmath/cuda/cuda_math.h"
#include "src/gpu_alloc.h"
#endif
#ifdef HAVE_GD
#endif
/* For compatibility with older PHP versions */
#ifndef ZEND_PARSE_PARAMETERS_NONE
#define ZEND_PARSE_PARAMETERS_NONE() \
ZEND_PARSE_PARAMETERS_START(0, 0) \
ZEND_PARSE_PARAMETERS_END()
#endif
static zend_object_handlers ndarray_object_handlers;
static zend_object_handlers arithmetic_object_handlers;
int
get_object_uuid(zval* obj) {
return Z_LVAL_P(OBJ_PROP_NUM(Z_OBJ_P(obj), 0));
}
NDArray* ZVAL_TO_NDARRAY(zval* obj) {
if (Z_TYPE_P(obj) == IS_ARRAY) {
return Create_NDArray_FromZval(obj);
}
if (Z_TYPE_P(obj) == IS_LONG) {
return NDArray_CreateFromLongScalar(Z_LVAL_P(obj));
}
if (Z_TYPE_P(obj) == IS_DOUBLE) {
return NDArray_CreateFromDoubleScalar(Z_DVAL_P(obj));
}
if (Z_TYPE_P(obj) == IS_OBJECT) {
zend_class_entry* ce = NULL;
ce = Z_OBJCE_P(obj);
zend_string* class_name = Z_OBJ_P(obj)->ce->name;
if (strcmp(ZSTR_VAL(class_name), "NDArray") == 0) {
if (ce == phpsci_ce_NDArray) {
return buffer_get(get_object_uuid(obj));
}
}
#ifdef HAVE_GD
/* Check if the zend_object class name is "GdImage" */
if (strcmp(ZSTR_VAL(class_name), "GdImage") == 0) {
return NDArray_FromGD(obj, false);
}
#endif
}
zend_throw_error(NULL, "argument must be an array, long, double, gdimage or ndarray.");
return NULL;
}
void CHECK_INPUT_AND_FREE(zval *a, NDArray *nda) {
if (nda == NULL || a == NULL) {
return;
}
if (Z_TYPE_P(a) == IS_ARRAY || Z_TYPE_P(a) == IS_DOUBLE || Z_TYPE_P(a) == IS_LONG) {
NDArray_FREE(nda);
}
#ifdef HAVE_GD
if (Z_TYPE_P(a) == IS_OBJECT) {
/* Check if the zend_object class name is "GdImage" */
zend_string* class_name = Z_OBJ_P(a)->ce->name;
if (strcmp(ZSTR_VAL(class_name), "GdImage") == 0) {
NDArray_FREE(nda);
}
}
#endif
}
void RETURN_NDARRAY(NDArray* array, zval* return_value) {
if (array == NULL) {
RETURN_THROWS();
return;
}
if (NDArray_NDIM(array) > 0) {
add_to_buffer(array);
object_init_ex(return_value, phpsci_ce_NDArray);
ZVAL_LONG(OBJ_PROP_NUM(Z_OBJ_P(return_value), 0), NDArray_UUID(array));
} else {
ZVAL_DOUBLE(return_value, NDArray_GetFloatScalar(array));
NDArray_FREE(array);
}
}
static int ndarray_objects_compare(zval *obj1, zval *obj2) {
zval result;
NDArray *a, *b, *c;
a = ZVAL_TO_NDARRAY(obj1);
b = ZVAL_TO_NDARRAY(obj2);
if (NDArray_ArrayEqual(a, b)) {
return 0;
}
return 1;
}
typedef struct {
zend_object std;
int value;
} NDArrayObject;
static int ndarray_do_operation_ex(zend_uchar opcode, zval *result, zval *op1, zval *op2) { /* {{{ */
NDArray *nda = ZVAL_TO_NDARRAY(op1);
NDArray *ndb = ZVAL_TO_NDARRAY(op2);
if (nda == NULL | ndb == NULL) {
return FAILURE;
}
NDArray *rtn = NULL;
switch(opcode) {
case ZEND_ADD:
rtn = NDArray_Add_Float(nda, ndb);
break;
case ZEND_SUB:
rtn = NDArray_Subtract_Float(nda, ndb);
break;
case ZEND_MUL:
rtn = NDArray_Multiply_Float(nda, ndb);
break;
case ZEND_DIV:
rtn = NDArray_Divide_Float(nda, ndb);
break;
case ZEND_POW:
rtn = NDArray_Pow_Float(nda, ndb);
break;
case ZEND_MOD:
rtn = NDArray_Mod_Float(nda, ndb);
break;
default:
return FAILURE;
}
CHECK_INPUT_AND_FREE(op1, nda);
CHECK_INPUT_AND_FREE(op2, ndb);
RETURN_NDARRAY(rtn, result);
if (rtn != NULL) {
return SUCCESS;
}
return FAILURE;
}
static int arithmetic_do_operation_ex(zend_uchar opcode, zval *result, zval *op1, zval *op2) { /* {{{ */
zval retval;
zval method_name;
switch(opcode) {
case ZEND_ADD:
ZVAL_STRING(&method_name, "__add");
break;
case ZEND_SUB:
ZVAL_STRING(&method_name, "__sub");
break;
case ZEND_MUL:
ZVAL_STRING(&method_name, "__mul");
break;
case ZEND_DIV:
ZVAL_STRING(&method_name, "__div");
break;
case ZEND_POW:
ZVAL_STRING(&method_name, "__pow");
break;
case ZEND_MOD:
ZVAL_STRING(&method_name, "__mod");
break;
default:
return FAILURE;
}
zval params[1];
ZVAL_COPY(¶ms[0], op2);
if (call_user_function(NULL, op1, &method_name, &retval, 1, params) == FAILURE) {
zval_ptr_dtor(&method_name);
return FAILURE;
}
// Copy the result to the result zval
ZVAL_COPY(result, &retval);
// Clean up
zval_ptr_dtor(&method_name);
zval_ptr_dtor(&retval);
zval_ptr_dtor(¶ms[0]);
return SUCCESS;
}
static
int ndarray_do_operation(zend_uchar opcode, zval *result, zval *op1, zval *op2) { /* {{{ */
int retval;
retval = ndarray_do_operation_ex(opcode, result, op1, op2);
return retval;
}
static
int arithmetic_do_operation(zend_uchar opcode, zval *result, zval *op1, zval *op2) { /* {{{ */
int retval;
retval = arithmetic_do_operation_ex(opcode, result, op1, op2);
return retval;
}
static void ndarray_destructor(zend_object* object) {
zval *obj_uuid = OBJ_PROP_NUM(object, 0);
if (GC_REFCOUNT(object) <= 1 && Z_TYPE_P(obj_uuid) != IS_UNDEF) {
buffer_ndarray_free((int)Z_LVAL_P(obj_uuid));
zend_object_std_dtor(object);
}
}
static void ndarray_objects_init(zend_class_entry *class_type) {
memcpy(&ndarray_object_handlers, &std_object_handlers, sizeof(zend_object_handlers));
ndarray_object_handlers.compare = ndarray_objects_compare;
ndarray_object_handlers.do_operation = ndarray_do_operation;
ndarray_object_handlers.free_obj = ndarray_destructor;
}
static void arithmetic_objects_init(zend_class_entry *class_type) {
memcpy(&arithmetic_object_handlers, &std_object_handlers, sizeof(zend_object_handlers));
arithmetic_object_handlers.do_operation = arithmetic_do_operation;
}
static zend_object *ndarray_create_object(zend_class_entry *class_type) {
NDArrayObject *intern = zend_object_alloc(sizeof(NDArrayObject), class_type);
zend_object_std_init(&intern->std, class_type);
object_properties_init(&intern->std, class_type);
intern->std.handlers = &ndarray_object_handlers;
return &intern->std;
}
static zend_object *arithmetic_create_object(zend_class_entry *class_type) {
NDArrayObject *intern = zend_object_alloc(sizeof(NDArrayObject), class_type);
zend_object_std_init(&intern->std, class_type);
object_properties_init(&intern->std, class_type);
intern->std.handlers = &arithmetic_object_handlers;
return &intern->std;
}
NDArray* ZVALUUID_TO_NDARRAY(zval* obj) {
if (Z_TYPE_P(obj) == IS_LONG) {
return buffer_get(Z_LVAL_P(obj));
}
if (Z_TYPE_P(obj) == IS_OBJECT) {
return buffer_get(get_object_uuid(obj));
}
return NULL;
}
void RETURN_2NDARRAY(NDArray* array1, NDArray* array2, zval* return_value) {
zval a, b;
if (array1 == NULL) {
RETURN_THROWS();
return;
}
if (array2 == NULL) {
RETURN_THROWS();
return;
}
add_to_buffer(array1);
add_to_buffer(array2);
RETURN_NDARRAY(array1, &a);
RETURN_NDARRAY(array2, &b);
array_init(return_value);
add_next_index_object(return_value, Z_OBJ(a));
add_next_index_object(return_value, Z_OBJ(b));
}
void RETURN_3NDARRAY(NDArray* array1, NDArray* array2, NDArray* array3, zval* return_value) {
zval a, b, c;
if (array1 == NULL) {
RETURN_THROWS();
return;
}
if (array2 == NULL) {
RETURN_THROWS();
return;
}
if (array3 == NULL) {
RETURN_THROWS();
return;
}
add_to_buffer(array1);
add_to_buffer(array2);
add_to_buffer(array3);
object_init_ex(&a, phpsci_ce_NDArray);
object_init_ex(&b, phpsci_ce_NDArray);
object_init_ex(&c, phpsci_ce_NDArray);
ZVAL_LONG(OBJ_PROP_NUM(Z_OBJ_P(&a), 0), NDArray_UUID(array1));
ZVAL_LONG(OBJ_PROP_NUM(Z_OBJ_P(&b), 0), NDArray_UUID(array2));
ZVAL_LONG(OBJ_PROP_NUM(Z_OBJ_P(&c), 0), NDArray_UUID(array3));
array_init_size(return_value, 3);
add_next_index_zval(return_value, &a);
add_next_index_zval(return_value, &b);
add_next_index_zval(return_value, &c);
RETURN_ZVAL(return_value, 0, 0);
}
void
bypass_printr() {
zend_string* functionToRename = zend_string_init("print_r", strlen("print_r"), 0);
zend_function* functionEntry = zend_hash_find_ptr(EG(function_table), functionToRename);
if (functionEntry != NULL) {
zend_string* newFunctionName = zend_string_init("print_r_", strlen("print_r_"), 1);
zend_string_release_ex(functionEntry->common.function_name, 0);
functionEntry->common.function_name = newFunctionName;
functionEntry->internal_function.handler = ZEND_FN(print_r_);
zend_string_addref(functionEntry->common.function_name);
}
zend_string_release_ex(functionToRename, 0);
}
ZEND_BEGIN_ARG_INFO(arginfo_ArithmeticOperand_construct, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(ArithmeticOperand, __construct) {
zend_object *obj = Z_OBJ_P(ZEND_THIS);
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
}
/* }}}*/
ZEND_BEGIN_ARG_INFO(arginfo_construct, 1)
ZEND_ARG_INFO(0, obj_zval)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, __construct) {
zend_object *obj = Z_OBJ_P(ZEND_THIS);
zval *obj_zval;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_ZVAL(obj_zval)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
add_to_buffer(array);
ZVAL_LONG(OBJ_PROP_NUM(obj, 0), NDArray_UUID(array));
}
ZEND_BEGIN_ARG_INFO(arginfo_fill, 1)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, fill) {
double value;
NDArray *rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_DOUBLE(value)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
NDArray_Fill(array, (float)value);
}
ZEND_BEGIN_ARG_INFO(arginfo_toArray, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, toArray) {
zval rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
if (NDArray_DEVICE(array) == NDARRAY_DEVICE_GPU) {
zend_throw_error(NULL, "NDArray must be on CPU RAM before it can be converted to a PHP array.");
return;
}
if (NDArray_NDIM(array) == 0) {
RETURN_DOUBLE(NDArray_FDATA(array)[0]);
NDArray_FREE(array);
return;
}
rtn = NDArray_ToPHPArray(array);
RETURN_ZVAL(&rtn, 0, 0);
}
ZEND_BEGIN_ARG_INFO(arginfo_toImage, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, toImage) {
zval *alpha = NULL;
zval *obj_zval = getThis();
NDArray *n_alpha = NULL;
ZEND_PARSE_PARAMETERS_START(0, 1)
Z_PARAM_OPTIONAL
Z_PARAM_ZVAL(alpha)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (alpha != NULL) {
n_alpha = ZVAL_TO_NDARRAY(alpha);
}
if (array == NULL) {
return;
}
if (NDArray_DEVICE(array) == NDARRAY_DEVICE_GPU) {
zend_throw_error(NULL, "NDArray must be on CPU RAM before it can be converted to a GD image.");
return;
}
if (NDArray_NDIM(array) != 3 || NDArray_SHAPE(array)[0] != 3) {
zend_throw_error(NULL, "NDArray must be 3-dimensional before it can be converted to a RGB image.");
return;
}
NDArray_ToGD(array, n_alpha, return_value);
if (alpha != NULL) {
CHECK_INPUT_AND_FREE(alpha, n_alpha);
}
}
ZEND_BEGIN_ARG_INFO(arginfo_gpu, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, gpu) {
NDArray *rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
#ifdef HAVE_CUBLAS
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
rtn = NDArray_ToGPU(array);
RETURN_NDARRAY(rtn, return_value);
#else
zend_throw_error(NULL, "No GPU device available or CUDA not enabled");
RETURN_NULL();
#endif
}
ZEND_BEGIN_ARG_INFO(arginfo_cpu, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, cpu) {
NDArray *rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
rtn = NDArray_ToCPU(array);
RETURN_NDARRAY(rtn, return_value);
}
ZEND_BEGIN_ARG_INFO(arginfo_is_gpu, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, isGPU) {
NDArray *rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (NDArray_DEVICE(array) == NDARRAY_DEVICE_CPU) {
RETURN_LONG(0);
} else {
RETURN_LONG(1);
}
}
ZEND_BEGIN_ARG_INFO(arginfo_dump, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, dump) {
zval rtn;
zval *obj_zval = getThis();
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
NDArray* array = ZVAL_TO_NDARRAY(obj_zval);
if (array == NULL) {
return;
}
NDArray_Dump(array);
}
ZEND_BEGIN_ARG_INFO(arginfo_dump_devices, 0)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, dumpDevices) {
ZEND_PARSE_PARAMETERS_START(0, 0)
ZEND_PARSE_PARAMETERS_END();
NDArray_DumpDevices();
}
ZEND_BEGIN_ARG_INFO(arginfo_save, 0)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, save) {
zval *a;
zend_string *name;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_STR(name)
ZEND_PARSE_PARAMETERS_END();
NDArray *array = ZVAL_TO_NDARRAY(a);
NDArray_Save(array, name->val, name->len);
CHECK_INPUT_AND_FREE(a, array);
RETURN_NULL();
}
ZEND_BEGIN_ARG_INFO(arginfo_load, 0)
ZEND_ARG_INFO(0, a)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, load) {
zend_string *name;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_STR(name)
ZEND_PARSE_PARAMETERS_END();
NDArray *rtn = NDArray_Load(name->val);
RETURN_NDARRAY(rtn, return_value);
}
ZEND_BEGIN_ARG_INFO(arginfo_setdevice, 0)
ZEND_ARG_INFO(0, deviceId)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, setDevice) {
int numDevices;
long deviceId;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_LONG(deviceId)
ZEND_PARSE_PARAMETERS_END();
#ifdef HAVE_CUBLAS
// Get the number of available CUDA devices
cudaError_t cudaError = cudaGetDeviceCount(&numDevices);
if (cudaError != cudaSuccess) {
zend_throw_error(NULL, "Error getting the number of CUDA devices.\n");
return;
}
if (deviceId >= 0 && deviceId > (numDevices - 1)) {
zend_throw_error(NULL, "Device %d does not exist.\n", (int)deviceId);
return;
}
cudaSetDevice(deviceId);
#endif
}
// @todo Indices conversion lose precision, we must convert it directly to a integer vector in C
// without relying on ZVAL_TO_NDARRAY. We must apply the same for all other cases where a
// PHP array of longs is converted to NDArray before being converted to a C integer.
ZEND_BEGIN_ARG_INFO(arginfo_reshape, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, shape_zval)
ZEND_END_ARG_INFO();
PHP_METHOD(NDArray, reshape) {
int *new_shape;
zval *shape_zval;
zval *a;
NDArray *rtn;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(shape_zval)
ZEND_PARSE_PARAMETERS_END();
NDArray* target = ZVAL_TO_NDARRAY(a);
NDArray* shape = ZVAL_TO_NDARRAY(shape_zval);
new_shape = NDArray_ToIntVector(shape);
rtn = NDArray_Reshape(target, new_shape, NDArray_NUMELEMENTS(shape));
if (rtn == NULL) {
NDArray_FREE(shape);
efree(new_shape);
RETURN_NULL();
}
if (Z_TYPE_P(shape_zval) == IS_ARRAY) {
NDArray_FREE(shape);
}
CHECK_INPUT_AND_FREE(a, target);
RETURN_NDARRAY(rtn, return_value);
}
PHP_FUNCTION(print_r_) {
zval *var;
bool do_return = 0;
NDArray *target;
ZEND_PARSE_PARAMETERS_START(1, 2)
Z_PARAM_ZVAL(var)
Z_PARAM_OPTIONAL
Z_PARAM_BOOL(do_return)
ZEND_PARSE_PARAMETERS_END();
if (do_return) {
if (Z_TYPE_P(var) == IS_OBJECT) {
zend_class_entry* classEntry = Z_OBJCE_P(var);
if (!strcmp(classEntry->name->val, "NDArray")) {
target = buffer_get(get_object_uuid(var));
RETURN_STRING(NDArray_Print(target, 1));
}
}
RETURN_STR(zend_print_zval_r_to_str(var, 0));
} else {
if (Z_TYPE_P(var) == IS_OBJECT) {
zend_class_entry* classEntry = Z_OBJCE_P(var);
if (!strcmp(classEntry->name->val, "NDArray")) {
target = buffer_get(get_object_uuid(var));
NDArray_Print(target, 0);
RETURN_TRUE;
}
}
zend_print_zval_r(var, 0);
RETURN_TRUE;
}
}
/**
* NDArray::zeros
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_zeros, 1)
ZEND_ARG_INFO(0, shape_zval)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, zeros) {
NDArray *rtn = NULL;
int *shape;
zval *shape_zval;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_ZVAL(shape_zval)
ZEND_PARSE_PARAMETERS_END();
NDArray *nda = ZVAL_TO_NDARRAY(shape_zval);
if (nda == NULL) {
return;
}
shape = emalloc(sizeof(int) * NDArray_NUMELEMENTS(nda));
for (int i = 0; i < NDArray_NUMELEMENTS(nda); i++) {
shape[i] = (int) NDArray_FDATA(nda)[i];
}
rtn = NDArray_Zeros(shape, NDArray_NUMELEMENTS(nda), NDARRAY_TYPE_FLOAT32, NDARRAY_DEVICE_CPU);
NDArray_FREE(nda);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::equal
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_equal, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, equal) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_Equal(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::greater
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_greater, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, greater) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_Greater(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::greater_equal
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_greaterequal, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, greater_equal) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_GreaterEqual(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::less
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_less, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, less) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_Less(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::less_equal
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_lessequal, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, less_equal) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_LessEqual(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::less_equal
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_notequal, 2)
ZEND_ARG_INFO(0, a)
ZEND_ARG_INFO(0, b)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, not_equal) {
NDArray *nda, *ndb, *rtn = NULL;
zval *a, *b;
ZEND_PARSE_PARAMETERS_START(2, 2)
Z_PARAM_ZVAL(a)
Z_PARAM_ZVAL(b)
ZEND_PARSE_PARAMETERS_END();
nda = ZVAL_TO_NDARRAY(a);
ndb = ZVAL_TO_NDARRAY(b);
if (nda == NULL) return;
if (ndb == NULL) return;
rtn = NDArray_NotEqual(nda, ndb);
if (rtn == NULL) return;
CHECK_INPUT_AND_FREE(a, nda);
CHECK_INPUT_AND_FREE(b, ndb);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::identity
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_identity, 1)
ZEND_ARG_INFO(0, size)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, identity) {
NDArray *rtn = NULL;
int *shape;
long size;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_LONG(size)
ZEND_PARSE_PARAMETERS_END();
rtn = NDArray_Identity((int)size);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::normal
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO_EX(arginfo_ndarray_normal, 0, 0, 1)
ZEND_ARG_INFO(0, size)
ZEND_ARG_INFO(0, loc)
ZEND_ARG_INFO(0, scale)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, normal) {
NDArray *rtn = NULL;
int *shape;
zval* size;
double loc = 0.0, scale = 1.0;
ZEND_PARSE_PARAMETERS_START(1, 3)
Z_PARAM_ZVAL(size)
Z_PARAM_OPTIONAL
Z_PARAM_DOUBLE(loc)
Z_PARAM_DOUBLE(scale)
ZEND_PARSE_PARAMETERS_END();
NDArray *nda = ZVAL_TO_NDARRAY(size);
if (nda == NULL) return;
shape = emalloc(sizeof(int) * NDArray_NUMELEMENTS(nda));
for (int i = 0; i < NDArray_NUMELEMENTS(nda); i++) {
shape[i] = (int) NDArray_FDATA(nda)[i];
}
rtn = NDArray_Normal(loc, scale, shape, NDArray_NUMELEMENTS(nda));
NDArray_FREE(nda);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::random_binomial
*
* @param execute_data
* @param return_value
*/
ZEND_BEGIN_ARG_INFO_EX(arginfo_ndarray_binomial, 0, 0, 3)
ZEND_ARG_INFO(0, shape)
ZEND_ARG_INFO(0, p)
ZEND_ARG_INFO(0, n)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, random_binomial) {
NDArray *rtn = NULL;
int *ishape;
zval* shape;
double n = 0.0, p = 1.0;
ZEND_PARSE_PARAMETERS_START(3, 3)
Z_PARAM_ZVAL(shape)
Z_PARAM_DOUBLE(n)
Z_PARAM_DOUBLE(p)
ZEND_PARSE_PARAMETERS_END();
NDArray *nda = ZVAL_TO_NDARRAY(shape);
if (nda == NULL) return;
ishape = emalloc(sizeof(int) * NDArray_NUMELEMENTS(nda));
for (int i = 0; i < NDArray_NUMELEMENTS(nda); i++) {
ishape[i] = (int) NDArray_FDATA(nda)[i];
}
rtn = NDArray_Binomial(ishape, NDArray_NUMELEMENTS(nda), (int)n, (float)p);
NDArray_FREE(nda);
RETURN_NDARRAY(rtn, return_value);
}
/**
* NDArray::standard_normal
*
* @param shape
*/
ZEND_BEGIN_ARG_INFO(arginfo_ndarray_standard_normal, 1)
ZEND_ARG_ARRAY_INFO(0, shape, 0)
ZEND_END_ARG_INFO()
PHP_METHOD(NDArray, standard_normal) {
NDArray *rtn = NULL;
zval* shape;
HashTable *shape_ht;
zend_string *key;
zend_ulong idx;
zval *val;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_ARRAY(shape)
ZEND_PARSE_PARAMETERS_END();
shape_ht = Z_ARRVAL_P(shape);
ZEND_HASH_FOREACH_KEY_VAL(shape_ht, idx, key, val) {
if (Z_TYPE_P(val) != IS_LONG) {
zend_throw_error(NULL, "Invalid parameter: Shape elements must be integers.");
return;
}
} ZEND_HASH_FOREACH_END();
NDArray *nda = ZVAL_TO_NDARRAY(shape);
if (nda == NULL) {
return;
}
if (NDArray_NUMELEMENTS(nda) == 0) {
NDArray_FREE(nda);
zend_throw_error(NULL, "Invalid parameter: Expected a non-empty array.");
return;
}
rtn = NDArray_StandardNormal(NDArray_ToIntVector(nda), NDArray_NUMELEMENTS(nda));
NDArray_FREE(nda);
RETURN_NDARRAY(rtn, return_value);