diff options
Diffstat (limited to 'gcc/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-cppbuiltin.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index cc19ce5dd7d..544050a4878 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -111,7 +111,7 @@ builtin_define_float_constants (const char *name_prefix, /* The radix of the exponent representation. */ if (type == float_type_node) builtin_define_with_int_value ("__FLT_RADIX__", fmt->b); - log10_b = log10_2 * fmt->log2_b; + log10_b = log10_2; /* The number of radix digits, p, in the floating-point significand. */ sprintf (name, "__%s_MANT_DIG__", name_prefix); @@ -208,12 +208,12 @@ builtin_define_float_constants (const char *name_prefix, char *p; strcpy (buf, "0x0."); - n = fmt->p * fmt->log2_b; + n = fmt->p; for (i = 0, p = buf + 4; i + 3 < n; i += 4) *p++ = 'f'; if (i < n) *p++ = "08ce"[n - i]; - sprintf (p, "p%d", fmt->emax * fmt->log2_b); + sprintf (p, "p%d", fmt->emax); if (fmt->pnan < fmt->p) { /* This is an IBM extended double format made up of two IEEE @@ -231,7 +231,7 @@ builtin_define_float_constants (const char *name_prefix, /* The minimum normalized positive floating-point number, b**(emin-1). */ sprintf (name, "__%s_MIN__", name_prefix); - sprintf (buf, "0x1p%d", (fmt->emin - 1) * fmt->log2_b); + sprintf (buf, "0x1p%d", fmt->emin - 1); builtin_define_with_hex_fp_value (name, type, decimal_dig, buf, fp_suffix, fp_cast); /* The difference between 1 and the least value greater than 1 that is @@ -240,9 +240,9 @@ builtin_define_float_constants (const char *name_prefix, if (fmt->pnan < fmt->p) /* This is an IBM extended double format, so 1.0 + any double is representable precisely. */ - sprintf (buf, "0x1p%d", (fmt->emin - fmt->p) * fmt->log2_b); + sprintf (buf, "0x1p%d", fmt->emin - fmt->p); else - sprintf (buf, "0x1p%d", (1 - fmt->p) * fmt->log2_b); + sprintf (buf, "0x1p%d", 1 - fmt->p); builtin_define_with_hex_fp_value (name, type, decimal_dig, buf, fp_suffix, fp_cast); /* For C++ std::numeric_limits<T>::denorm_min. The minimum denormalized @@ -251,7 +251,7 @@ builtin_define_float_constants (const char *name_prefix, sprintf (name, "__%s_DENORM_MIN__", name_prefix); if (fmt->has_denorm) { - sprintf (buf, "0x1p%d", (fmt->emin - fmt->p) * fmt->log2_b); + sprintf (buf, "0x1p%d", fmt->emin - fmt->p); builtin_define_with_hex_fp_value (name, type, decimal_dig, buf, fp_suffix, fp_cast); } |