diff --git a/examples/intrinsics.rs b/examples/intrinsics.rs index c52b4f0..89c2c23 100644 --- a/examples/intrinsics.rs +++ b/examples/intrinsics.rs @@ -19,9 +19,6 @@ extern crate panic_handler; #[link(name = "c")] extern {} -// NOTE cfg(not(thumbv6m)) means that the operation is not supported on ARMv6-M at all. Not even -// compiler-rt provides a C/assembly implementation. - // Every function in this module maps will be lowered to an intrinsic by LLVM, if the platform // doesn't have native support for the operation used in the function. ARM has a naming convention // convention for its intrinsics that's different from other architectures; that's why some function @@ -39,70 +36,40 @@ mod intrinsics { } // fixdfdi - #[cfg(not(thumbv6m))] pub fn aeabi_d2l(x: f64) -> i64 { x as i64 } - #[cfg(thumbv6m)] - pub fn aeabi_d2l(_: f64) -> i64 { - 0 - } - // fixunsdfsi pub fn aeabi_d2uiz(x: f64) -> u32 { x as u32 } // fixunsdfdi - #[cfg(not(thumbv6m))] pub fn aeabi_d2ulz(x: f64) -> u64 { x as u64 } - #[cfg(thumbv6m)] - pub fn aeabi_d2ulz(_: f64) -> u64 { - 0 - } - // adddf3 pub fn aeabi_dadd(a: f64, b: f64) -> f64 { a + b } // eqdf2 - #[cfg(not(thumbv6m))] pub fn aeabi_dcmpeq(a: f64, b: f64) -> bool { a == b } - #[cfg(thumbv6m)] - pub fn aeabi_dcmpeq(_: f64, _: f64) -> bool { - true - } - // gtdf2 - #[cfg(not(thumbv6m))] pub fn aeabi_dcmpgt(a: f64, b: f64) -> bool { a > b } - #[cfg(thumbv6m)] - pub fn aeabi_dcmpgt(_: f64, _: f64) -> bool { - true - } - // ltdf2 - #[cfg(not(thumbv6m))] pub fn aeabi_dcmplt(a: f64, b: f64) -> bool { a < b } - #[cfg(thumbv6m)] - pub fn aeabi_dcmplt(_: f64, _: f64) -> bool { - true - } - // divdf3 pub fn aeabi_ddiv(a: f64, b: f64) -> f64 { a / b @@ -129,70 +96,40 @@ mod intrinsics { } // fixsfdi - #[cfg(not(thumbv6m))] pub fn aeabi_f2lz(x: f32) -> i64 { x as i64 } - #[cfg(thumbv6m)] - pub fn aeabi_f2lz(_: f32) -> i64 { - 0 - } - // fixunssfsi pub fn aeabi_f2uiz(x: f32) -> u32 { x as u32 } // fixunssfdi - #[cfg(not(thumbv6m))] pub fn aeabi_f2ulz(x: f32) -> u64 { x as u64 } - #[cfg(thumbv6m)] - pub fn aeabi_f2ulz(_: f32) -> u64 { - 0 - } - // addsf3 pub fn aeabi_fadd(a: f32, b: f32) -> f32 { a + b } // eqsf2 - #[cfg(not(thumbv6m))] pub fn aeabi_fcmpeq(a: f32, b: f32) -> bool { a == b } - #[cfg(thumbv6m)] - pub fn aeabi_fcmpeq(_: f32, _: f32) -> bool { - true - } - // gtsf2 - #[cfg(not(thumbv6m))] pub fn aeabi_fcmpgt(a: f32, b: f32) -> bool { a > b } - #[cfg(thumbv6m)] - pub fn aeabi_fcmpgt(_: f32, _: f32) -> bool { - true - } - // ltsf2 - #[cfg(not(thumbv6m))] pub fn aeabi_fcmplt(a: f32, b: f32) -> bool { a < b } - #[cfg(thumbv6m)] - pub fn aeabi_fcmplt(_: f32, _: f32) -> bool { - true - } - // divsf3 pub fn aeabi_fdiv(a: f32, b: f32) -> f32 { a / b