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numeric.c: optimize

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* numeric.c (positive_int_p, negative_int_p): optimize.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36150 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2012-06-20 06:31:35 +00:00
parent f96afe182e
commit 50aab6d401
1 changed files with 20 additions and 0 deletions
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20
numeric.c
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@ -150,10 +150,21 @@ rb_num_to_uint(VALUE val, unsigned int *ret)
return NUMERR_TYPE;
}
#define method_basic_p(klass) rb_method_basic_definition_p(klass, mid)
static inline int
positive_int_p(VALUE num)
{
const ID mid = '>';
if (FIXNUM_P(num)) {
if (method_basic_p(rb_cFixnum))
return (SIGNED_VALUE)num > 0;
}
else if (RB_TYPE_P(num, T_BIGNUM)) {
if (method_basic_p(rb_cBignum))
return RBIGNUM_POSITIVE_P(num);
}
return RTEST(rb_funcall(num, mid, 1, INT2FIX(0)));
}
@ -161,6 +172,15 @@ static inline int
negative_int_p(VALUE num)
{
const ID mid = '<';
if (FIXNUM_P(num)) {
if (method_basic_p(rb_cFixnum))
return (SIGNED_VALUE)num < 0;
}
else if (RB_TYPE_P(num, T_BIGNUM)) {
if (method_basic_p(rb_cBignum))
return RBIGNUM_NEGATIVE_P(num);
}
return RTEST(rb_funcall(num, mid, 1, INT2FIX(0)));
}