diff options
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/sys/common/erl_sys_common_misc.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/erts/emulator/sys/common/erl_sys_common_misc.c b/erts/emulator/sys/common/erl_sys_common_misc.c index 5523b6fc0b..6cdf7ca0ed 100644 --- a/erts/emulator/sys/common/erl_sys_common_misc.c +++ b/erts/emulator/sys/common/erl_sys_common_misc.c @@ -125,11 +125,20 @@ sys_double_to_chars(double fp, char *buffer, size_t buffer_size) * if compact != 0, the trailing 0's will be truncated */ int -sys_double_to_chars_fast(double f, char *buffer, int buffer_size, int decimals, int compact) +sys_double_to_chars_fast(double f, char *buffer, int buffer_size, int decimals, + int compact) { - /* Note that some C compilers don't support "static const double" propagation into - * arrays so we use a define */ + /* Note that some C compilers don't support "static const" propagation + * so we use a defines */ #define SYS_DOUBLE_RND_CONST 0.55555555555555555 + #define FRAC_SIZE 52 + #define EXP_SIZE 11 + #define EXP_MASK ((1ll << EXP_SIZE) - 1) + #define MAX_DECIMALS (sizeof(cs_sys_double_pow10) \ + / sizeof(cs_sys_double_pow10[0])) + #define FRAC_MASK ((1ll << FRAC_SIZE) - 1) + #define FRAC_MASK2 ((1ll << (FRAC_SIZE + 1)) - 1) + #define MAX_FLOAT (1ll << (FRAC_SIZE+1)) static const double cs_sys_double_pow10[] = { SYS_DOUBLE_RND_CONST / 1ll, @@ -153,15 +162,6 @@ sys_double_to_chars_fast(double f, char *buffer, int buffer_size, int decimals, SYS_DOUBLE_RND_CONST / 1000000000000000000ll }; - static const int FRAC_SIZE = 52; - static const int EXP_SIZE = 11; - static const int EXP_MASK = (1ll << EXP_SIZE) - 1; - static const int MAX_DECIMALS = sizeof(cs_sys_double_pow10) / sizeof(cs_sys_double_pow10[0]); - - static const long long FRAC_MASK = (1ll << FRAC_SIZE) - 1; - static const long long FRAC_MASK2 = (1ll << (FRAC_SIZE + 1)) - 1; - static const long long MAX_FLOAT = 1ll << (FRAC_SIZE+1); - long long mantissa, int_part = 0, frac_part = 0; short exp; int max; |