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implement right bit shift over a small integer

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hyunghwan.chung
2015-12-22 15:50:01 +00:00
parent 6fb206a265
commit e7d00d89bf
11 changed files with 115 additions and 38 deletions
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19
stix/lib/stix-prv.h
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@ -55,6 +55,13 @@
/*#define STIX_DEBUG_EXEC*/
#define STIX_PROFILE_EXEC
/* limit the maximum object size such that:
* 1. an index to an object field can be represented in a small integer.
* 2. the maximum number of bit shifts can be represented in the stix_oow_t type.
*/
#define STIX_LIMIT_OBJ_SIZE
#include <stdio.h> /* TODO: delete these header inclusion lines */
#include <string.h>
#include <assert.h>
@ -207,6 +214,18 @@
#define STIX_MAX_CLASSVARS STIX_BITS_MAX(stix_oow_t, STIX_SMOOI_ABS_BITS / 2)
#define STIX_MAX_CLASSINSTVARS STIX_BITS_MAX(stix_oow_t, STIX_SMOOI_ABS_BITS / 2)
#if defined(STIX_LIMIT_OBJ_SIZE)
/* limit the maximum object size such that:
* 1. an index to an object field can be represented in a small integer.
* 2. the maximum number of bit shifts can be represented in the stix_oow_t type.
*/
# define STIX_OBJ_SIZE_MAX ((stix_oow_t)STIX_SMOOI_MAX)
#else
# define STIX_OBJ_SIZE_MAX ((stix_oow_t)STIX_TYPE_MAX(stix_oow_t))
#endif
#if defined(STIX_INCLUDE_COMPILER)
/* ========================================================================= */