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* numeric.c (fix_minus, fix_mul, fix_quo, fix_div, fix_mod,

Browse source 
fix_divmod, fix_pow): ditto.

* numeric.c (fix_plus): reduce coercing when a method knows about
  a operand type.  [ruby-dev:26723]

* bignum.c (rb_big_div, rb_big_modulo): export to reduce
  coercing.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8897 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2005-08-03 07:09:48 +00:00
parent ce8d9b4a0d
commit c32b77cee1
4 changed files with 91 additions and 16 deletions
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11
ChangeLog
View file

@ -1,3 +1,14 @@
Wed Aug 3 12:40:28 2005 Tadashi Saito <shiba@mail2.accsnet.ne.jp>
* numeric.c (fix_minus, fix_mul, fix_quo, fix_div, fix_mod,
fix_divmod, fix_pow): ditto.
* numeric.c (fix_plus): reduce coercing when a method knows about
a operand type. [ruby-dev:26723]
* bignum.c (rb_big_div, rb_big_modulo): export to reduce
coercing.
Wed Aug 3 10:13:52 2005 NAKAMURA Usaku <usa@ruby-lang.org>
* configure.in, {bcc32,win32,wince}/Makefile.sub (HAVE_SNPRINTF,

4
bignum.c
View file

@ -1424,7 +1424,7 @@ bigdivmod(x, y, divp, modp)
* Divides big by other, returning the result.
*/
static VALUE
VALUE
rb_big_div(x, y)
VALUE x, y;
{
@ -1458,7 +1458,7 @@ rb_big_div(x, y)
* information.
*/
static VALUE
VALUE
rb_big_modulo(x, y)
VALUE x, y;
{

2
intern.h
View file

@ -98,6 +98,8 @@ double rb_big2dbl _((VALUE));
VALUE rb_big_plus _((VALUE, VALUE));
VALUE rb_big_minus _((VALUE, VALUE));
VALUE rb_big_mul _((VALUE, VALUE));
VALUE rb_big_div _((VALUE, VALUE));
VALUE rb_big_modulo _((VALUE, VALUE));
VALUE rb_big_divmod _((VALUE, VALUE));
VALUE rb_big_pow _((VALUE, VALUE));
VALUE rb_big_and _((VALUE, VALUE));

90
numeric.c
View file

@ -1985,10 +1985,14 @@ fix_plus(x, y)
}
return r;
}
if (TYPE(y) == T_FLOAT) {
switch (TYPE(y)) {
case T_BIGNUM:
return rb_big_plus(y, x);
case T_FLOAT:
return rb_float_new((double)FIX2LONG(x) + RFLOAT(y)->value);
default:
return rb_num_coerce_bin(x, y);
}
return rb_num_coerce_bin(x, y);
}
/*
@ -2018,10 +2022,15 @@ fix_minus(x, y)
}
return r;
}
if (TYPE(y) == T_FLOAT) {
switch (TYPE(y)) {
case T_BIGNUM:
x = rb_int2big(FIX2LONG(x));
return rb_big_minus(x, y);
case T_FLOAT:
return rb_float_new((double)FIX2LONG(x) - RFLOAT(y)->value);
default:
return rb_num_coerce_bin(x, y);
}
return rb_num_coerce_bin(x, y);
}
/*
@ -2053,10 +2062,14 @@ fix_mul(x, y)
}
return r;
}
if (TYPE(y) == T_FLOAT) {
switch (TYPE(y)) {
case T_BIGNUM:
return rb_big_mul(y, x);
case T_FLOAT:
return rb_float_new((double)FIX2LONG(x) * RFLOAT(y)->value);
default:
return rb_num_coerce_bin(x, y);
}
return rb_num_coerce_bin(x, y);
}
static void
@ -2107,7 +2120,14 @@ fix_quo(x, y)
if (FIXNUM_P(y)) {
return rb_float_new((double)FIX2LONG(x) / (double)FIX2LONG(y));
}
return rb_num_coerce_bin(x, y);
switch (TYPE(y)) {
case T_BIGNUM:
return rb_float_new((double)FIX2LONG(y) / rb_big2dbl(y));
case T_FLOAT:
return rb_float_new((double)FIX2LONG(x) / RFLOAT(y)->value);
default:
return rb_num_coerce_bin(x, y);
}
}
/*
@ -2130,7 +2150,15 @@ fix_div(x, y)
fixdivmod(FIX2LONG(x), FIX2LONG(y), &div, 0);
return LONG2NUM(div);
}
return rb_num_coerce_bin(x, y);
switch (TYPE(y)) {
case T_BIGNUM:
x = rb_int2big(FIX2LONG(x));
return rb_big_div(x, y);
case T_FLOAT:
return rb_Integer(rb_float_new((double)FIX2LONG(x) / RFLOAT(y)->value));
default:
return rb_num_coerce_bin(x, y);
}
}
/*
@ -2152,7 +2180,20 @@ fix_mod(x, y)
fixdivmod(FIX2LONG(x), FIX2LONG(y), 0, &mod);
return LONG2NUM(mod);
}
return rb_num_coerce_bin(x, y);
switch (TYPE(y)) {
case T_BIGNUM:
x = rb_int2big(FIX2LONG(x));
return rb_big_modulo(x, y);
case T_FLOAT:
{
double mod;
flodivmod((double)FIX2LONG(x), RFLOAT(y)->value, 0, &mod);
return rb_float_new(mod);
}
default:
return rb_num_coerce_bin(x, y);
}
}
/*
@ -2172,7 +2213,23 @@ fix_divmod(x, y)
return rb_assoc_new(LONG2NUM(div), LONG2NUM(mod));
}
return rb_num_coerce_bin(x, y);
switch (TYPE(y)) {
case T_BIGNUM:
x = rb_int2big(FIX2LONG(x));
return rb_big_divmod(x, y);
case T_FLOAT:
{
double div, mod;
volatile VALUE a, b;
flodivmod((double)FIX2LONG(x), RFLOAT(y)->value, &div, &mod);
a = rb_float_new(div);
b = rb_float_new(mod);
return rb_assoc_new(a, b);
}
default:
return rb_num_coerce_bin(x, y);
}
}
/*
@ -2202,11 +2259,16 @@ fix_pow(x, y)
return rb_big_pow(rb_int2big(a), y);
}
return rb_float_new(pow((double)a, (double)b));
} else if (TYPE(y) == T_FLOAT) {
long a = FIX2LONG(x);
return rb_float_new(pow((double)a, RFLOAT(y)->value));
}
return rb_num_coerce_bin(x, y);
switch (TYPE(y)) {
case T_BIGNUM:
x = rb_int2big(FIX2LONG(x));
return rb_big_pow(x, y);
case T_FLOAT:
return rb_float_new(pow((double)FIX2LONG(x), RFLOAT(y)->value));
default:
return rb_num_coerce_bin(x, y);
}
}
/*