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fix: use sqlite compatible math functions

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This commit is contained in:
Levy A.
2025-09-11 12:24:34 -03:00
parent 453ca6c531
commit 72fddccca7
3 changed files with 79 additions and 23 deletions
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66
core/vdbe/execute.rs
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@@ -7646,6 +7646,32 @@ pub fn op_if_neg(
Ok(InsnFunctionStepResult::Step)
}
mod cmath {
extern "C" {
pub fn exp(x: f64) -> f64;
pub fn log(x: f64) -> f64;
pub fn log10(x: f64) -> f64;
pub fn log2(x: f64) -> f64;
pub fn pow(x: f64, y: f64) -> f64;
pub fn sin(x: f64) -> f64;
pub fn sinh(x: f64) -> f64;
pub fn asin(x: f64) -> f64;
pub fn asinh(x: f64) -> f64;
pub fn cos(x: f64) -> f64;
pub fn cosh(x: f64) -> f64;
pub fn acos(x: f64) -> f64;
pub fn acosh(x: f64) -> f64;
pub fn tan(x: f64) -> f64;
pub fn tanh(x: f64) -> f64;
pub fn atan(x: f64) -> f64;
pub fn atanh(x: f64) -> f64;
pub fn atan2(x: f64, y: f64) -> f64;
}
}
impl Value {
pub fn exec_lower(&self) -> Option<Self> {
match self {
@@ -8233,28 +8259,32 @@ impl Value {
return Value::Null;
};
if matches! { function, MathFunc::Ln | MathFunc::Log10 | MathFunc::Log2 } && f <= 0.0 {
return Value::Null;
}
let result = match function {
MathFunc::Acos => libm::acos(f),
MathFunc::Acosh => libm::acosh(f),
MathFunc::Asin => libm::asin(f),
MathFunc::Asinh => libm::asinh(f),
MathFunc::Atan => libm::atan(f),
MathFunc::Atanh => libm::atanh(f),
MathFunc::Acos => unsafe { cmath::acos(f) },
MathFunc::Acosh => unsafe { cmath::acosh(f) },
MathFunc::Asin => unsafe { cmath::asin(f) },
MathFunc::Asinh => unsafe { cmath::asinh(f) },
MathFunc::Atan => unsafe { cmath::atan(f) },
MathFunc::Atanh => unsafe { cmath::atanh(f) },
MathFunc::Ceil | MathFunc::Ceiling => libm::ceil(f),
MathFunc::Cos => libm::cos(f),
MathFunc::Cosh => libm::cosh(f),
MathFunc::Cos => unsafe { cmath::cos(f) },
MathFunc::Cosh => unsafe { cmath::cosh(f) },
MathFunc::Degrees => f.to_degrees(),
MathFunc::Exp => libm::exp(f),
MathFunc::Exp => unsafe { cmath::exp(f) },
MathFunc::Floor => libm::floor(f),
MathFunc::Ln => libm::log(f),
MathFunc::Log10 => libm::log10(f),
MathFunc::Log2 => libm::log2(f),
MathFunc::Ln => unsafe { cmath::log(f) },
MathFunc::Log10 => unsafe { cmath::log10(f) },
MathFunc::Log2 => unsafe { cmath::log2(f) },
MathFunc::Radians => f.to_radians(),
MathFunc::Sin => libm::sin(f),
MathFunc::Sinh => libm::sinh(f),
MathFunc::Sin => unsafe { cmath::sin(f) },
MathFunc::Sinh => unsafe { cmath::sinh(f) },
MathFunc::Sqrt => libm::sqrt(f),
MathFunc::Tan => libm::tan(f),
MathFunc::Tanh => libm::tanh(f),
MathFunc::Tan => unsafe { cmath::tan(f) },
MathFunc::Tanh => unsafe { cmath::tanh(f) },
MathFunc::Trunc => libm::trunc(f),
_ => unreachable!("Unexpected mathematical unary function {:?}", function),
};
@@ -8276,9 +8306,9 @@ impl Value {
};
let result = match function {
MathFunc::Atan2 => libm::atan2(lhs, rhs),
MathFunc::Atan2 => unsafe { cmath::atan2(lhs, rhs) },
MathFunc::Mod => libm::fmod(lhs, rhs),
MathFunc::Pow | MathFunc::Power => libm::pow(lhs, rhs),
MathFunc::Pow | MathFunc::Power => unsafe { cmath::pow(lhs, rhs) },
_ => unreachable!("Unexpected mathematical binary function {:?}", function),
};