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kernel/api: Add additional binary libm functions 

Also factored out (f64, f64) -> f64 libm wrappers into
a macro, similar to the unary ones.
exception
David Nadlinger 2020-11-11 01:21:39 +01:00
parent 291a782db0
commit 7c336f7770
1 changed files with 17 additions and 24 deletions
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41
src/runtime/src/kernel/api.rs
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@ -64,6 +64,15 @@ macro_rules! api_libm_f64f64 {
})
}
macro_rules! api_libm_f64f64f64 {
($i:ident) => ({
extern fn $i(x: f64, y: f64) -> f64 {
libm::$i(x, y)
}
api!($i = $i)
})
}
pub fn resolve(required: &[u8]) -> Option<u32> {
let api = &[
// timing
@ -206,15 +215,11 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api_libm_f64f64!(asin),
api_libm_f64f64!(asinh),
api_libm_f64f64!(atan),
{
extern fn atan2(y: f64, x: f64) -> f64 {
libm::atan2(y, x)
}
api!(atan2 = atan2)
},
api_libm_f64f64f64!(atan2),
api_libm_f64f64!(atanh),
api_libm_f64f64!(cbrt),
api_libm_f64f64!(ceil),
api_libm_f64f64f64!(copysign),
api_libm_f64f64!(cos),
api_libm_f64f64!(cosh),
api_libm_f64f64!(erf),
@ -231,18 +236,10 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
}
api!(fma = fma)
},
{
extern fn fmod(x: f64, y: f64) -> f64 {
libm::fmod(x, y)
}
api!(fmod = fmod)
},
{
extern fn hypot(x: f64, y: f64) -> f64 {
libm::hypot(x, y)
}
api!(hypot = hypot)
},
api_libm_f64f64f64!(fmax),
api_libm_f64f64f64!(fmin),
api_libm_f64f64f64!(fmod),
api_libm_f64f64f64!(hypot),
api_libm_f64f64!(j0),
api_libm_f64f64!(j1),
{
@ -255,12 +252,8 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api_libm_f64f64!(log),
api_libm_f64f64!(log2),
api_libm_f64f64!(log10),
{
extern fn pow(x: f64, y: f64) -> f64 {
libm::pow(x, y)
}
api!(pow = pow)
},
api_libm_f64f64f64!(nextafter),
api_libm_f64f64f64!(pow),
api_libm_f64f64!(round),
api_libm_f64f64!(sin),
api_libm_f64f64!(sinh),