diff options
| author | cremno <[email protected]> | 2014-03-11 19:44:19 +0100 |
|---|---|---|
| committer | cremno <[email protected]> | 2014-03-11 20:14:18 +0100 |
| commit | 1b6a4fb5a2e21b6075bc8ecfd874c6c8fcbeefa2 (patch) | |
| tree | 544ddac1d2bf8d15e99c6083c964cedc53ac31b6 | |
| parent | fee639775e18778bd84a7836500c192e53f194b7 (diff) | |
| download | mruby-1b6a4fb5a2e21b6075bc8ecfd874c6c8fcbeefa2.tar.gz mruby-1b6a4fb5a2e21b6075bc8ecfd874c6c8fcbeefa2.zip | |
add MRB_INT_BIT
| -rw-r--r-- | include/mruby/value.h | 5 | ||||
| -rw-r--r-- | mrbgems/mruby-sprintf/src/sprintf.c | 2 | ||||
| -rw-r--r-- | src/numeric.c | 8 |
3 files changed, 9 insertions, 6 deletions
diff --git a/include/mruby/value.h b/include/mruby/value.h index a940aabb7..ccc30357b 100644 --- a/include/mruby/value.h +++ b/include/mruby/value.h @@ -26,6 +26,7 @@ # error Cannot use NaN boxing when mrb_int is 64bit # else typedef int64_t mrb_int; +# define MRB_INT_BIT 64 # define MRB_INT_MIN INT64_MIN # define MRB_INT_MAX INT64_MAX # define PRIdMRB_INT PRId64 @@ -36,10 +37,12 @@ # endif #elif defined(MRB_INT16) typedef int16_t mrb_int; +# define MRB_INT_BIT 16 # define MRB_INT_MIN INT16_MIN # define MRB_INT_MAX INT16_MAX #else typedef int32_t mrb_int; +# define MRB_INT_BIT 32 # define MRB_INT_MIN INT32_MIN # define MRB_INT_MAX INT32_MAX # define PRIdMRB_INT PRId32 @@ -239,7 +242,7 @@ typedef union mrb_value { void *p; struct { unsigned int i_flag : MRB_FIXNUM_SHIFT; - mrb_int i : (sizeof(mrb_int) * CHAR_BIT - MRB_FIXNUM_SHIFT); + mrb_int i : (MRB_INT_BIT - MRB_FIXNUM_SHIFT); }; struct { unsigned int sym_flag : MRB_SPECIAL_SHIFT; diff --git a/mrbgems/mruby-sprintf/src/sprintf.c b/mrbgems/mruby-sprintf/src/sprintf.c index 8b0bff5be..90ca913d5 100644 --- a/mrbgems/mruby-sprintf/src/sprintf.c +++ b/mrbgems/mruby-sprintf/src/sprintf.c @@ -16,7 +16,7 @@ #include <ctype.h> #define BIT_DIGITS(N) (((N)*146)/485 + 1) /* log2(10) =~ 146/485 */ -#define BITSPERDIG (sizeof(mrb_int)*CHAR_BIT) +#define BITSPERDIG MRB_INT_BIT #define EXTENDSIGN(n, l) (((~0 << (n)) >> (((n)*(l)) % BITSPERDIG)) & ~(~0 << (n))) mrb_value mrb_str_format(mrb_state *, int, const mrb_value *, mrb_value); diff --git a/src/numeric.c b/src/numeric.c index 5d0269e00..38a05ae92 100644 --- a/src/numeric.c +++ b/src/numeric.c @@ -680,7 +680,7 @@ int_to_i(mrb_state *mrb, mrb_value num) return num; } -#define SQRT_INT_MAX ((mrb_int)1<<((sizeof(mrb_int)*CHAR_BIT-1)/2)) +#define SQRT_INT_MAX ((mrb_int)1<<((MRB_INT_BIT-1)/2)) /*tests if N*N would overflow*/ #define FIT_SQRT_INT(n) (((n)<SQRT_INT_MAX)&&((n)>=-SQRT_INT_MAX)) @@ -959,13 +959,13 @@ fix_xor(mrb_state *mrb, mrb_value x) return mrb_fixnum_value(val); } -#define NUMERIC_SHIFT_WIDTH_MAX (sizeof(mrb_int)*CHAR_BIT-1) +#define NUMERIC_SHIFT_WIDTH_MAX (MRB_INT_BIT-1) static mrb_value lshift(mrb_state *mrb, mrb_int val, size_t width) { if (width > NUMERIC_SHIFT_WIDTH_MAX) { - mrb_raisef(mrb, E_RANGE_ERROR, "width(%S) > (%S:sizeof(mrb_int)*CHAR_BIT-1)", + mrb_raisef(mrb, E_RANGE_ERROR, "width(%S) > (%S:MRB_INT_BIT-1)", mrb_fixnum_value(width), mrb_fixnum_value(NUMERIC_SHIFT_WIDTH_MAX)); } @@ -1207,7 +1207,7 @@ fix_minus(mrb_state *mrb, mrb_value self) mrb_value mrb_fixnum_to_str(mrb_state *mrb, mrb_value x, int base) { - char buf[sizeof(mrb_int)*CHAR_BIT+1]; + char buf[MRB_INT_BIT+1]; char *b = buf + sizeof buf; mrb_int val = mrb_fixnum(x); |