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minimum/maximum builtins

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This commit is contained in:
Robin Voetter
2021-07-25 05:34:11 +02:00
committed by Andrew Kelley
parent 50a29f7c21
commit cdeea3b094
18 changed files with 416 additions and 0 deletions
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24
src/stage1/bigfloat.cpp
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@@ -191,6 +191,30 @@ void bigfloat_sqrt(BigFloat *dest, const BigFloat *op) {
f128M_sqrt(&op->value, &dest->value);
}
void bigfloat_min(BigFloat *dest, const BigFloat *op1, const BigFloat *op2) {
if (bigfloat_is_nan(op1)) {
bigfloat_init_bigfloat(dest, op2);
} else if (bigfloat_is_nan(op2)) {
bigfloat_init_bigfloat(dest, op1);
} else if (f128M_lt(&op1->value, &op2->value)) {
bigfloat_init_bigfloat(dest, op1);
} else {
bigfloat_init_bigfloat(dest, op2);
}
}
void bigfloat_max(BigFloat *dest, const BigFloat *op1, const BigFloat *op2) {
if (bigfloat_is_nan(op1)) {
bigfloat_init_bigfloat(dest, op2);
} else if (bigfloat_is_nan(op2)) {
bigfloat_init_bigfloat(dest, op1);
} else if (f128M_lt(&op1->value, &op2->value)) {
bigfloat_init_bigfloat(dest, op2);
} else {
bigfloat_init_bigfloat(dest, op1);
}
}
bool bigfloat_is_nan(const BigFloat *op) {
return f128M_isSignalingNaN(&op->value);
}