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[ruby/bigdecimal] Twak GetPrecisionInt and rename it to check_int_precision

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https://github.com/ruby/bigdecimal/commit/69d0588a3b
This commit is contained in:
Kenta Murata 2022-11-13 11:46:00 +09:00 committed by git
parent ef1c6109b1
commit 2703410289
1 changed files with 16 additions and 9 deletions
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25
ext/bigdecimal/bigdecimal.c
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@ -928,11 +928,17 @@ GetAddSubPrec(Real *a, Real *b)
return mx;
}
static SIGNED_VALUE
GetPrecisionInt(VALUE v)
static inline SIGNED_VALUE
check_int_precision(VALUE v)
{
SIGNED_VALUE n;
n = NUM2INT(v);
#if SIZEOF_VALUE <= SIZEOF_LONG
n = (SIGNED_VALUE)NUM2LONG(v);
#elif SIZEOF_VALUE <= SIZEOF_LONG_LONG
n = (SIGNED_VALUE)NUM2LL(v);
#else
# error SIZEOF_VALUE is too large
#endif
if (n < 0) {
rb_raise(rb_eArgError, "negative precision");
}
@ -1716,7 +1722,7 @@ BigDecimal_quo(int argc, VALUE *argv, VALUE self)
argc = rb_scan_args(argc, argv, "11", &value, &digits);
if (argc > 1) {
n = GetPrecisionInt(digits);
n = check_int_precision(digits);
}
if (n > 0) {
@ -1981,7 +1987,7 @@ BigDecimal_div2(VALUE self, VALUE b, VALUE n)
}
/* div in BigDecimal sense */
ix = GetPrecisionInt(n);
ix = check_int_precision(n);
if (ix == 0) {
return BigDecimal_div(self, b);
}
@ -2086,7 +2092,7 @@ BigDecimal_add2(VALUE self, VALUE b, VALUE n)
{
ENTER(2);
Real *cv;
SIGNED_VALUE mx = GetPrecisionInt(n);
SIGNED_VALUE mx = check_int_precision(n);
if (mx == 0) return BigDecimal_add(self, b);
else {
size_t pl = VpSetPrecLimit(0);
@ -2116,7 +2122,7 @@ BigDecimal_sub2(VALUE self, VALUE b, VALUE n)
{
ENTER(2);
Real *cv;
SIGNED_VALUE mx = GetPrecisionInt(n);
SIGNED_VALUE mx = check_int_precision(n);
if (mx == 0) return BigDecimal_sub(self, b);
else {
size_t pl = VpSetPrecLimit(0);
@ -2159,7 +2165,7 @@ BigDecimal_mult2(VALUE self, VALUE b, VALUE n)
{
ENTER(2);
Real *cv;
SIGNED_VALUE mx = GetPrecisionInt(n);
SIGNED_VALUE mx = check_int_precision(n);
if (mx == 0) return BigDecimal_mult(self, b);
else {
size_t pl = VpSetPrecLimit(0);
@ -2214,7 +2220,8 @@ BigDecimal_sqrt(VALUE self, VALUE nFig)
GUARD_OBJ(a, GetVpValue(self, 1));
mx = a->Prec * (VpBaseFig() + 1);
n = GetPrecisionInt(nFig) + VpDblFig() + BASE_FIG;
n = check_int_precision(nFig);
n += VpDblFig() + VpBaseFig();
if (mx <= n) mx = n;
GUARD_OBJ(c, VpCreateRbObject(mx, "0", true));
VpSqrt(c, a);