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Merge pull request #555 from masuidrive/define_mrb_int_as_64bit

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define MRB_INT64 flag for mrb_int as 64bit
This commit is contained in:
Yukihiro "Matz" Matsumoto
2012-11-16 09:04:49 -08:00
parent ac0233bcd0 7a20ab0f95
commit f3191b943f
1 changed files with 31 additions and 16 deletions
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include/mrbconf.h
+31 -16
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@@ -13,6 +13,9 @@
/* add -DMRB_USE_FLOAT to use float instead of double for floating point numbers */
//#define MRB_USE_FLOAT
/* add -DMRB_INT64 to use 64bit integer for mrb_int */
//#define MRB_INT64
/* represent mrb_value in boxed double; conflict with MRB_USE_FLOAT */
//#define MRB_NAN_BOXING
@@ -54,27 +57,39 @@
/* end of configuration */
#ifdef MRB_USE_FLOAT
typedef float mrb_float;
#define mrb_float_to_str(buf, i) sprintf((buf), "%.7e", (i))
#define str_to_mrb_float(buf) (mrb_float)strtof((buf),NULL)
typedef float mrb_float;
# define mrb_float_to_str(buf, i) sprintf((buf), "%.7e", (i))
# define str_to_mrb_float(buf) (mrb_float)strtof((buf),NULL)
#else
typedef double mrb_float;
#define mrb_float_to_str(buf, i) sprintf((buf), "%.16e", (i))
#define str_to_mrb_float(buf) (mrb_float)strtod((buf),NULL)
typedef double mrb_float;
# define mrb_float_to_str(buf, i) sprintf((buf), "%.16e", (i))
# define str_to_mrb_float(buf) (mrb_float)strtod((buf),NULL)
#endif
#ifdef MRB_NAN_BOXING
typedef int32_t mrb_int;
#define MRB_INT_MIN INT32_MIN
#define MRB_INT_MAX INT32_MAX
#define mrb_int_to_str(buf, i) sprintf((buf), "%d", (i))
#define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10);
# ifdef MRB_INT64
# error Cannot use NaN boxing when mrb_int is 64bit
# else
typedef int32_t mrb_int;
# define MRB_INT_MIN INT32_MIN
# define MRB_INT_MAX INT32_MAX
# define mrb_int_to_str(buf, i) sprintf((buf), "%d", (i))
# define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10)
# endif
#else
typedef int mrb_int;
#define MRB_INT_MIN INT_MIN
#define MRB_INT_MAX INT_MAX
#define mrb_int_to_str(buf, i) sprintf((buf), "%d", (i))
#define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10);
# ifdef MRB_INT64
typedef int64_t mrb_int;
# define MRB_INT_MIN INT64_MIN
# define MRB_INT_MAX INT64_MAX
# define mrb_int_to_str(buf, i) sprintf((buf), "%ld", (i))
# define str_to_mrb_int(buf) (mrb_int)strtoll((buf), NULL, 10)
# else
typedef int mrb_int;
# define MRB_INT_MIN INT_MIN
# define MRB_INT_MAX INT_MAX
# define mrb_int_to_str(buf, i) sprintf((buf), "%d", (i))
# define str_to_mrb_int(buf) (mrb_int)strtol((buf), NULL, 10)
# endif
#endif
typedef short mrb_sym;