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Compacting pool header to 8 bytes. Replaced typed pool chunks with fixed-size untyped ones. loop_arithmetics_1kk.js benchmark: 2.98517 -> 2.9443.

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This commit is contained in:
Ruben Ayrapetyan
2014-08-08 23:11:02 +04:00
parent 49a809d56f
commit 7b04e9eaeb
14 changed files with 322 additions and 397 deletions
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src/libecmaobjects/ecma-helpers.c
-36
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@@ -26,42 +26,6 @@
#include "ecma-helpers.h"
#include "jerry-libc.h"
/**
* Compress pointer.
*/
uintptr_t
ecma_compress_pointer(void *pointer) /**< pointer to compress */
{
JERRY_ASSERT( pointer != NULL );
uintptr_t int_ptr = (uintptr_t) pointer;
JERRY_ASSERT(int_ptr % MEM_ALIGNMENT == 0);
int_ptr -= mem_get_base_pointer();
int_ptr >>= MEM_ALIGNMENT_LOG;
JERRY_ASSERT((int_ptr & ~((1u << ECMA_POINTER_FIELD_WIDTH) - 1)) == 0);
return int_ptr;
} /* ecma_compress_pointer */
/**
* Decompress pointer.
*/
void*
ecma_decompress_pointer(uintptr_t compressed_pointer) /**< pointer to decompress */
{
JERRY_ASSERT( compressed_pointer != ECMA_NULL_POINTER );
uintptr_t int_ptr = compressed_pointer;
int_ptr <<= MEM_ALIGNMENT_LOG;
int_ptr += mem_get_base_pointer();
return (void*) int_ptr;
} /* ecma_decompress_pointer */
/**
* Create an object with specified prototype object
* (or NULL prototype if there is not prototype for the object)