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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.h
+4 -6
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@@ -24,15 +24,13 @@
#define JERRY_ECMA_HELPERS_H
#include "ecma-globals.h"
extern uintptr_t ecma_compress_pointer(void *pointer);
extern void* ecma_decompress_pointer(uintptr_t compressed_pointer);
#include "mem-allocator.h"
/**
* Get value of pointer from specified compressed pointer field.
*/
#define ecma_get_pointer( field) \
( ( unlikely( field == ECMA_NULL_POINTER ) ) ? NULL : ecma_decompress_pointer( field) )
( ( unlikely( field == ECMA_NULL_POINTER ) ) ? NULL : mem_decompress_pointer( field) )
/**
* Set value of compressed pointer field so that it will correspond
@@ -45,7 +43,7 @@ extern void* ecma_decompress_pointer(uintptr_t compressed_pointer);
} \
while(0); \
(field) = ( unlikely ( ( non_compressed_pointer ) == NULL ) ? ECMA_NULL_POINTER \
: ecma_compress_pointer( non_compressed_pointer) \
: mem_compress_pointer( non_compressed_pointer) \
& ( ( 1u << ECMA_POINTER_FIELD_WIDTH ) - 1) )
/**
@@ -53,7 +51,7 @@ extern void* ecma_decompress_pointer(uintptr_t compressed_pointer);
* to specified non_compressed_pointer.
*/
#define ecma_set_non_null_pointer( field, non_compressed_pointer) \
(field) = ( ecma_compress_pointer( non_compressed_pointer) & ( ( 1u << ECMA_POINTER_FIELD_WIDTH ) - 1) )
(field) = ( mem_compress_pointer( non_compressed_pointer) & ( ( 1u << ECMA_POINTER_FIELD_WIDTH ) - 1) )
/* ecma-helpers-value.c */
extern bool ecma_is_value_empty( ecma_value_t value);