| macro builtin_functions($register:ident; $(fn $name:ident($($arg_name:ident: $arg_ty:ty),*) -> $ret_ty:ty;)*) { |
| #[cfg(feature = "jit")] |
| #[allow(improper_ctypes)] |
| extern "C" { |
| $(fn $name($($arg_name: $arg_ty),*) -> $ret_ty;)* |
| } |
| |
| #[cfg(feature = "jit")] |
| pub(crate) fn $register(builder: &mut cranelift_jit::JITBuilder) { |
| for &(name, val) in &[$((stringify!($name), $name as *const u8)),*] { |
| builder.symbol(name, val); |
| } |
| } |
| } |
| |
| builtin_functions! { |
| register_functions_for_jit; |
| |
| // integers |
| fn __multi3(a: i128, b: i128) -> i128; |
| fn __udivti3(n: u128, d: u128) -> u128; |
| fn __divti3(n: i128, d: i128) -> i128; |
| fn __umodti3(n: u128, d: u128) -> u128; |
| fn __modti3(n: i128, d: i128) -> i128; |
| fn __rust_u128_addo(a: u128, b: u128) -> (u128, bool); |
| fn __rust_i128_addo(a: i128, b: i128) -> (i128, bool); |
| fn __rust_u128_subo(a: u128, b: u128) -> (u128, bool); |
| fn __rust_i128_subo(a: i128, b: i128) -> (i128, bool); |
| fn __rust_u128_mulo(a: u128, b: u128) -> (u128, bool); |
| fn __rust_i128_mulo(a: i128, b: i128) -> (i128, bool); |
| |
| // floats |
| fn __floattisf(i: i128) -> f32; |
| fn __floattidf(i: i128) -> f64; |
| fn __floatuntisf(i: u128) -> f32; |
| fn __floatuntidf(i: u128) -> f64; |
| fn __fixsfti(f: f32) -> i128; |
| fn __fixdfti(f: f64) -> i128; |
| fn __fixunssfti(f: f32) -> u128; |
| fn __fixunsdfti(f: f64) -> u128; |
| } |
