16390146533

Committed 19 Jul 2025 03:31PM UTC coverage: 93.135% (-0.02%) from 93.152%

Build # 16390146533

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krakjoe

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73.33

/src/alloc.c

/*
  +----------------------------------------------------------------------+
  | ort                                                                  |
  +----------------------------------------------------------------------+
  | Copyright (c) Joe Watkins 2025                                       |
  +----------------------------------------------------------------------+
  | This source file is subject to version 3.01 of the PHP license,      |
  | that is bundled with this package in the file LICENSE, and is        |
  | available through the world-wide-web at the following url:           |
  | http://www.php.net/license/3_01.txt                                  |
  | If you did not receive a copy of the PHP license and are unable to   |
  | obtain it through the world-wide-web, please send a note to          |
  | license@php.net so we can mail you a copy immediately.               |
  +----------------------------------------------------------------------+
  | Author: krakjoe                                                      |
  +----------------------------------------------------------------------+
 */

#include "ort.h"
#include "env.h"
#include "alloc.h"

struct _ort_alloc_t {
    ort_alloc_func_t alloc;
    ort_memcpy_func_t memcpy;
    ort_free_func_t free;

    ort_alloc_startup_func_t startup;
    ort_alloc_shutdown_func_t shutdown;

    size_t alignment;
};

#ifdef HAVE_ONNXRUNTIME
static OrtMemoryInfo* minfo;

const OrtMemoryInfo* __ort_alloc_default_info_for_onnx(
    const OrtAllocator* allocator) {
    if (!minfo) {
        OrtStatus* status =
            api->CreateCpuMemoryInfo(
                OrtDeviceAllocator, OrtMemTypeDefault, &minfo);
        if (status) {
            fprintf(stderr,
                "ort: failed to create default memory info: %s\n",
                api->GetErrorMessage(status));

            api->ReleaseStatus(status);
            exit(EXIT_FAILURE);
        }
    }
    return minfo;
}

static void* __ort_alloc_default_malloc_for_onnx(
    OrtAllocator* allocator, size_t size) {
    return ort_alloc(size, 1);
}

static void __ort_alloc_default_free_for_onnx(
    OrtAllocator* allocator, void* ptr) {
    ort_free(ptr);
}

static void* __ort_alloc_default_reserve_for_onnx(
    OrtAllocator* allocator, size_t size) {
    return ort_alloc(size, 1);
}

static const OrtAllocator __ort_alloc_default_for_onnx = {
    .Alloc   = __ort_alloc_default_malloc_for_onnx,
    .Reserve = __ort_alloc_default_reserve_for_onnx,
    .Free    = __ort_alloc_default_free_for_onnx,
    .Info    = __ort_alloc_default_info_for_onnx,
    .version = ORT_API_VERSION,
};

static void __ort_alloc_default_startup(ort_alloc_t* allocator) {
    OrtStatus* status =
        api->RegisterAllocator(
            php_ort_environment(),
            (OrtAllocator*)
                &__ort_alloc_default_for_onnx);
    if (status) {
        fprintf(stderr,
            "ort: failed to register allocator: %s\n",
            api->GetErrorMessage(status));

        api->ReleaseStatus(status);
        exit(EXIT_FAILURE);
    }
}
#else
static void __ort_alloc_default_startup(ort_alloc_t* allocator) {
    (void)allocator;
}
#endif

static void* __ort_alloc_default_alloc(size_t size, size_t count, size_t alignment) {
    assert(
        (alignment & (alignment - 1)) == 0 && /* power of 2 */
        alignment >= sizeof(void*));          /* minimum alignment */

    void *raw = pemalloc(
        (size * count) + alignment - 1 + sizeof(void*), 1);

    uintptr_t address = (uintptr_t)raw + sizeof(void*);
    
    // Ensure we have space for the raw pointer before alignment
    uintptr_t aligned = (address + alignment - 1) & ~(uintptr_t)(alignment - 1);
    
    // If there's not enough space before aligned address, move to next boundary
    if (aligned - (uintptr_t)raw < sizeof(void*)) {
        aligned += alignment;
    }

    void **start = (void**)aligned;
    start[-1] = raw;

    return (void*)start;
}

static void* __ort_alloc_default_memcpy(void *dest, const void *src, size_t n) {
    if (n == 0) {
        return dest;
    }
    return memcpy(dest, src, n);
}

static void __ort_alloc_default_free(void* ptr) {
    if (ptr) {
        void *raw =
            ((void**)ptr)[-1];
        pefree(raw, 1);
    }
}

static void __ort_alloc_default_shutdown(ort_alloc_t* allocator) {}

ORT_TLS ort_alloc_t __ort_allocator = {
    .alloc    = __ort_alloc_default_alloc,
    .memcpy   = __ort_alloc_default_memcpy,
    .free     = __ort_alloc_default_free,

    .startup  = __ort_alloc_default_startup,
    .shutdown = __ort_alloc_default_shutdown,

    .alignment = sizeof(void*) * 2,
};

void ort_alloc_align(size_t alignment) {
    assert(
        (alignment & (alignment - 1)) == 0 && /* power of 2 */
        alignment >= sizeof(void*));          /* minimum alignment */

    __ort_allocator.alignment = alignment;
}

size_t ort_alloc_alignment(void) {
    return __ort_allocator.alignment;
}

zend_bool ort_alloc_aligned(void* ptr) {
    return (zend_bool)
        ((uintptr_t)ptr % 
            __ort_allocator.alignment) == 0;
}

ort_memcpy_func_t ort_alloc_memcpy(ort_memcpy_func_t memcpy) {
    ort_memcpy_func_t fallback = __ort_allocator.memcpy;

    if (memcpy) {
        __ort_allocator.memcpy = memcpy;
    }

    return fallback;
}

void* ort_alloc(size_t size, size_t count) {
    return __ort_allocator.alloc(size, count,
        __ort_allocator.alignment);
}

void* ort_memcpy(void *dest, const void *src, size_t n) {
    return __ort_allocator.memcpy(dest, src, n);
}

void ort_free(void* ptr) {
    __ort_allocator.free(ptr);
}

PHP_MINIT_FUNCTION(ORT_ALLOC) 
{
    if (__ort_allocator.startup) {
        __ort_allocator.startup(&__ort_allocator);
    }

    return SUCCESS;
}

PHP_MSHUTDOWN_FUNCTION(ORT_ALLOC)
{
    if (__ort_allocator.shutdown) {
        __ort_allocator.shutdown(&__ort_allocator);
    }

    return SUCCESS;
}

1	/*
2	+----------------------------------------------------------------------+
3	\| ort \|
4	+----------------------------------------------------------------------+
5	\| Copyright (c) Joe Watkins 2025 \|
6	+----------------------------------------------------------------------+
7	\| This source file is subject to version 3.01 of the PHP license, \|
8	\| that is bundled with this package in the file LICENSE, and is \|
9	\| available through the world-wide-web at the following url: \|
10	\| http://www.php.net/license/3_01.txt \|
11	\| If you did not receive a copy of the PHP license and are unable to \|
12	\| obtain it through the world-wide-web, please send a note to \|
13	\| license@php.net so we can mail you a copy immediately. \|
14	+----------------------------------------------------------------------+
15	\| Author: krakjoe \|
16	+----------------------------------------------------------------------+
17	*/
18
19	#include "ort.h"
20	#include "env.h"
21	#include "alloc.h"
22
23	struct _ort_alloc_t {
24	ort_alloc_func_t alloc;
25	ort_memcpy_func_t memcpy;
26	ort_free_func_t free;
27
28	ort_alloc_startup_func_t startup;
29	ort_alloc_shutdown_func_t shutdown;
30
31	size_t alignment;
32	};
33
34	#ifdef HAVE_ONNXRUNTIME
35	static OrtMemoryInfo* minfo;
36
37	const OrtMemoryInfo* __ort_alloc_default_info_for_onnx(	6,560✔
38	const OrtAllocator* allocator) {
39	if (!minfo) {	6,560✔
40	OrtStatus* status =	3,280✔
41	api->CreateCpuMemoryInfo(	3,280✔
42	OrtDeviceAllocator, OrtMemTypeDefault, &minfo);
43	if (status) {	3,280✔
44	fprintf(stderr,	×
45	"ort: failed to create default memory info: %s\n",
46	api->GetErrorMessage(status));	×
47
48	api->ReleaseStatus(status);	×
49	exit(EXIT_FAILURE);	×
50	}
51	}
52	return minfo;	6,560✔
53	}
54
55	static void* __ort_alloc_default_malloc_for_onnx(	×
56	OrtAllocator* allocator, size_t size) {
57	return ort_alloc(size, 1);	×
58	}
59
60	static void __ort_alloc_default_free_for_onnx(	×
61	OrtAllocator* allocator, void* ptr) {
62	ort_free(ptr);	×
63	}	×
64
65	static void* __ort_alloc_default_reserve_for_onnx(	×
66	OrtAllocator* allocator, size_t size) {
67	return ort_alloc(size, 1);	×
68	}
69
70	static const OrtAllocator __ort_alloc_default_for_onnx = {
71	.Alloc = __ort_alloc_default_malloc_for_onnx,
72	.Reserve = __ort_alloc_default_reserve_for_onnx,
73	.Free = __ort_alloc_default_free_for_onnx,
74	.Info = __ort_alloc_default_info_for_onnx,
75	.version = ORT_API_VERSION,
76	};
77
78	static void __ort_alloc_default_startup(ort_alloc_t* allocator) {	3,280✔
79	OrtStatus* status =	3,280✔
80	api->RegisterAllocator(	3,280✔
81	php_ort_environment(),
82	(OrtAllocator*)
83	&__ort_alloc_default_for_onnx);
84	if (status) {	3,280✔
85	fprintf(stderr,	×
86	"ort: failed to register allocator: %s\n",
87	api->GetErrorMessage(status));	×
88
89	api->ReleaseStatus(status);	×
90	exit(EXIT_FAILURE);	×
91	}
92	}	3,280✔
93	#else
94	static void __ort_alloc_default_startup(ort_alloc_t* allocator) {
95	(void)allocator;
96	}
97	#endif
98
99	static void* __ort_alloc_default_alloc(size_t size, size_t count, size_t alignment) {	71,760✔
100	assert(	71,760✔
101	(alignment & (alignment - 1)) == 0 && /* power of 2 */
102	alignment >= sizeof(void)); / minimum alignment */
103
104	void *raw = pemalloc(	71,760✔
105	(size * count) + alignment - 1 + sizeof(void*), 1);
106
107	uintptr_t address = (uintptr_t)raw + sizeof(void*);	71,760✔
108
109	// Ensure we have space for the raw pointer before alignment
110	uintptr_t aligned = (address + alignment - 1) & ~(uintptr_t)(alignment - 1);	71,760✔
111
112	// If there's not enough space before aligned address, move to next boundary
113	if (aligned - (uintptr_t)raw < sizeof(void*)) {	71,760✔
114	aligned += alignment;	×
115	}
116
117	void start = (void)aligned;	71,760✔
118	start[-1] = raw;	71,760✔
119
120	return (void*)start;	71,760✔
121	}
122
123	static void* __ort_alloc_default_memcpy(void dest, const void src, size_t n) {	11,856✔
124	if (n == 0) {	11,856✔
125	return dest;
126	}
127	return memcpy(dest, src, n);	11,844✔
128	}
129
130	static void __ort_alloc_default_free(void* ptr) {	71,088✔
131	if (ptr) {	71,088✔
132	void *raw =	71,088✔
133	((void**)ptr)[-1];
134	pefree(raw, 1);	71,088✔
135	}
136	}	71,088✔
137
138	static void __ort_alloc_default_shutdown(ort_alloc_t* allocator) {}	3,280✔
139
140	ORT_TLS ort_alloc_t __ort_allocator = {
141	.alloc = __ort_alloc_default_alloc,
142	.memcpy = __ort_alloc_default_memcpy,
143	.free = __ort_alloc_default_free,
144
145	.startup = __ort_alloc_default_startup,
146	.shutdown = __ort_alloc_default_shutdown,
147
148	.alignment = sizeof(void) 2,
149	};
150
151	void ort_alloc_align(size_t alignment) {	5,064✔
152	assert(	5,064✔
153	(alignment & (alignment - 1)) == 0 && /* power of 2 */
154	alignment >= sizeof(void)); / minimum alignment */
155
156	__ort_allocator.alignment = alignment;	5,064✔
157	}	5,064✔
158
159	size_t ort_alloc_alignment(void) {	23,616✔
160	return __ort_allocator.alignment;	23,616✔
161	}
162
163	zend_bool ort_alloc_aligned(void* ptr) {	×
164	return (zend_bool)	×
165	((uintptr_t)ptr %	×
166	__ort_allocator.alignment) == 0;	×
167	}
168
169	ort_memcpy_func_t ort_alloc_memcpy(ort_memcpy_func_t memcpy) {	5,064✔
170	ort_memcpy_func_t fallback = __ort_allocator.memcpy;	5,064✔
171
172	if (memcpy) {	5,064✔
173	__ort_allocator.memcpy = memcpy;	5,064✔
174	}
175
176	return fallback;	5,064✔
177	}
178
179	void* ort_alloc(size_t size, size_t count) {	71,760✔
180	return __ort_allocator.alloc(size, count,	71,760✔
181	__ort_allocator.alignment);
182	}
183
184	void* ort_memcpy(void dest, const void src, size_t n) {	11,856✔
185	return __ort_allocator.memcpy(dest, src, n);	11,856✔
186	}
187
188	void ort_free(void* ptr) {	71,088✔
189	__ort_allocator.free(ptr);	71,088✔
190	}	71,088✔
191
192	PHP_MINIT_FUNCTION(ORT_ALLOC)	3,280✔
193	{
194	if (__ort_allocator.startup) {	3,280✔
195	__ort_allocator.startup(&__ort_allocator);	3,280✔
196	}
197
198	return SUCCESS;	3,280✔
199	}
200
201	PHP_MSHUTDOWN_FUNCTION(ORT_ALLOC)	3,280✔
202	{
203	if (__ort_allocator.shutdown) {	3,280✔
204	__ort_allocator.shutdown(&__ort_allocator);	3,280✔
205	}
206
207	return SUCCESS;	3,280✔
208	}

krakjoe / ort / 16390146533

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