diff options
Diffstat (limited to 'include/mrbconf.h')
| -rw-r--r-- | include/mrbconf.h | 85 |
1 files changed, 53 insertions, 32 deletions
diff --git a/include/mrbconf.h b/include/mrbconf.h index 2b1adb24e..89b3e9022 100644 --- a/include/mrbconf.h +++ b/include/mrbconf.h @@ -25,33 +25,69 @@ #endif /* configuration options: */ -/* add -DMRB_USE_FLOAT to use float instead of double for floating point numbers */ -//#define MRB_USE_FLOAT +/* add -DMRB_USE_FLOAT32 to use float instead of double for floating point numbers */ +//#define MRB_USE_FLOAT32 /* exclude floating point numbers */ -//#define MRB_WITHOUT_FLOAT +//#define MRB_NO_FLOAT -/* add -DMRB_METHOD_CACHE to use method cache to improve performance */ -//#define MRB_METHOD_CACHE +/* obsolete configuration */ +#if defined(MRB_USE_FLOAT) +# define MRB_USE_FLOAT32 +#endif + +/* obsolete configuration */ +#if defined(MRB_WITHOUT_FLOAT) +# define MRB_NO_FLOAT +#endif + +#if defined(MRB_USE_FLOAT32) && defined(MRB_NO_FLOAT) +#error Cannot define MRB_USE_FLOAT32 and MRB_NO_FLOAT at the same time +#endif + +/* add -DMRB_NO_METHOD_CACHE to disable method cache to save memory */ +//#define MRB_NO_METHOD_CACHE /* size of the method cache (need to be the power of 2) */ -//#define MRB_METHOD_CACHE_SIZE (1<<7) +//#define MRB_METHOD_CACHE_SIZE (1<<8) -/* add -DMRB_METHOD_T_STRUCT on machines that use higher bits of pointers */ -/* no MRB_METHOD_T_STRUCT requires highest 2 bits of function pointers to be zero */ -#ifndef MRB_METHOD_T_STRUCT +/* add -DMRB_USE_METHOD_T_STRUCT on machines that use higher bits of function pointers */ +/* no MRB_USE_METHOD_T_STRUCT requires highest 2 bits of function pointers to be zero */ +#ifndef MRB_USE_METHOD_T_STRUCT // can't use highest 2 bits of function pointers at least on 32bit // Windows and 32bit Linux. # ifdef MRB_32BIT -# define MRB_METHOD_T_STRUCT +# define MRB_USE_METHOD_T_STRUCT +# endif +#endif + +/* define on big endian machines; used by MRB_NAN_BOXING, etc. */ +#ifndef MRB_ENDIAN_BIG +# if (defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN) || \ + (defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) +# define MRB_ENDIAN_BIG # endif #endif +/* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT32 and MRB_NO_FLOAT */ +//#define MRB_NAN_BOXING + +/* represent mrb_value as a word (natural unit of data for the processor) */ +//#define MRB_WORD_BOXING + +/* represent mrb_value as a struct; occupies 2 words */ +//#define MRB_NO_BOXING + +/* if no specific boxing type is chosen */ +#if !defined(MRB_NAN_BOXING) && !defined(MRB_WORD_BOXING) && !defined(MRB_NO_BOXING) +# define MRB_WORD_BOXING +#endif + /* add -DMRB_INT32 to use 32bit integer for mrb_int; conflict with MRB_INT64; Default for 32-bit CPU mode. */ //#define MRB_INT32 /* add -DMRB_INT64 to use 64bit integer for mrb_int; conflict with MRB_INT32; - Default for 64-bit CPU mode. */ + Default for 64-bit CPU mode (unless using MRB_NAN_BOXING). */ //#define MRB_INT64 /* if no specific integer type is chosen */ @@ -65,19 +101,8 @@ # endif #endif -/* define on big endian machines; used by MRB_NAN_BOXING, etc. */ -#ifndef MRB_ENDIAN_BIG -# if (defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN) || \ - (defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) -# define MRB_ENDIAN_BIG -# endif -#endif - -/* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT and MRB_WITHOUT_FLOAT */ -//#define MRB_NAN_BOXING - -/* represent mrb_value as a word (natural unit of data for the processor) */ -//#define MRB_WORD_BOXING +/* call malloc_trim(0) from mrb_full_gc() */ +//#define MRB_USE_MALLOC_TRIM /* string class to handle UTF-8 encoding */ //#define MRB_UTF8_STRING @@ -160,6 +185,10 @@ /* A profile for micro controllers */ #if defined(MRB_CONSTRAINED_BASELINE_PROFILE) +# ifndef MRB_NO_METHOD_CACHE +# define MRB_NO_METHOD_CACHE +# endif + # ifndef KHASH_DEFAULT_SIZE # define KHASH_DEFAULT_SIZE 16 # endif @@ -177,10 +206,6 @@ /* A profile for desktop computers or workstations; rich memory! */ #elif defined(MRB_MAIN_PROFILE) -# ifndef MRB_METHOD_CACHE -# define MRB_METHOD_CACHE -# endif - # ifndef MRB_METHOD_CACHE_SIZE # define MRB_METHOD_CACHE_SIZE (1<<10) # endif @@ -195,10 +220,6 @@ /* A profile for server; mruby vm is long life */ #elif defined(MRB_HIGH_PROFILE) -# ifndef MRB_METHOD_CACHE -# define MRB_METHOD_CACHE -# endif - # ifndef MRB_METHOD_CACHE_SIZE # define MRB_METHOD_CACHE_SIZE (1<<12) # endif |