8000 Immutable clases and op_arrays by dstogov · Pull Request #3608 · php/php-src · GitHub
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Immutable clases and op_arrays #3608

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Immutable clases and op_arrays #3608

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9409958
Immutable clases and op_arrays
dstogov Oct 15, 2018
a06f0f3
Merge branch 'master' into immutable
dstogov Oct 17, 2018
9ef07c8
typo
dstogov Oct 17, 2018
8dadca8
Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_…
dstogov Oct 17, 2018
d5a4108
Removed duplicate code
dstogov Oct 17, 2018
b945548
Removed redundand assertion
dstogov Oct 17, 2018
c63fc5d
Moved static class members initialization into the proper place.
dstogov Oct 17, 2018
0276ea5
Added type cast
dstogov Oct 17, 2018
ad7a78b
Added comment
dstogov Oct 17, 2018
4740dab
Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_p…
dstogov Oct 17, 2018
cd0c36c
Merge branch 'master' into immutable
dstogov Oct 17, 2018
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Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_… 
…OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros.
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@dstogov
dstogov committed Oct 17, 2018
commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7
2 changes: 1 addition & 1 deletion Zend/zend.c
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Expand Up @@ -1676,7 +1676,7 @@ ZEND_API void *zend_map_ptr_new(void)
#if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
return ptr;
#elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
return (void*)((CG(map_ptr_last) * sizeof(void*)) - (sizeof(void*) - 1));
return ZEND_MAP_PTR_PTR2OFFSET(ptr);
#else
# error "Unknown ZEND_MAP_PTR_KIND"
#endif
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14 changes: 10 additions & 4 deletions Zend/zend_map_ptr.h
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Expand Up @@ -51,13 +51,19 @@
ptr ## __ptr
# define ZEND_MAP_PTR_DEF(type, name) \
type * ZEND_MAP_PTR(name)
# define ZEND_MAP_PTR_IS_OFFSET(ptr) \
(((uintptr_t)ZEND_MAP_PTR(ptr)) & 1L)
# define ZEND_MAP_PTR_OFFSET2PTR(ptr) \
((void**)((char*)CG(map_ptr_base) + (uintptr_t)ZEND_MAP_PTR(ptr) - 1))
# define ZEND_MAP_PTR_PTR2OFFSET(ptr) \
((void*)((uintptr_t)(((char*)(ptr)) - ((char*)CG(map_ptr_base))) | 1L))
# define ZEND_MAP_PTR_GET(ptr) \
((((uintptr_t)ZEND_MAP_PTR(ptr)) & 1L) ? \
*(void**)((char*)CG(map_ptr_base) + (uintptr_t)ZEND_MAP_PTR(ptr) - 1) : \
(ZEND_MAP_PTR_IS_OFFSET(ptr) ? \
*(ZEND_MAP_PTR_OFFSET2PTR(ptr)) : \
(void*)(*(ZEND_MAP_PTR(ptr))))
# define ZEND_MAP_PTR_SET(ptr, val) do { \
if (((uintptr_t)ZEND_MAP_PTR(ptr)) & 1L) { \
*(void**)((char*)CG(map_ptr_base) + (uintptr_t)ZEND_MAP_PTR(ptr) - 1) = (val); \
if (ZEND_MAP_PTR_IS_OFFSET(ptr)) { \
*(ZEND_MAP_PTR_OFFSET2PTR(ptr)) = (val); \
} else { \
*(ZEND_MAP_PTR(ptr)) = (val); \
} \
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