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Merge pull request #263 from jethrogb/jb/sgx-target 

Add SGX target
master
Alex Crichton 2018-11-21 10:20:10 -06:00 committed by GitHub
parent 939cbca6e9 e43c838450
commit 4890819c37
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 18 additions and 4 deletions
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4
build.rs
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@ -17,9 +17,9 @@ fn main() {
return;
}
// Forcibly enable memory intrinsics on wasm32 as we don't have a libc to
// Forcibly enable memory intrinsics on wasm32 & SGX as we don't have a libc to
// provide them.
if target.contains("wasm32") {
if target.contains("wasm32") || target.contains("sgx") {
println!("cargo:rustc-cfg=feature=\"mem\"");
}

3
src/lib.rs
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@ -48,7 +48,8 @@ pub mod int;
pub mod float;
#[cfg(any(all(target_arch = "wasm32", target_os = "unknown"),
all(target_arch = "arm", target_os = "none")))]
all(target_arch = "arm", target_os = "none"),
target_env = "sgx"))]
pub mod math;
pub mod mem;

15
src/math.rs
View File

@ -15,7 +15,7 @@ macro_rules! no_mangle {
}
// only for the wasm32-unknown-unknown target
#[cfg(all(target_arch = "wasm32", target_os = "unknown"))]
#[cfg(any(all(target_arch = "wasm32", target_os = "unknown"), target_env = "sgx"))]
no_mangle! {
fn acos(x: f64) -> f64;
fn asin(x: f64) -> f64;
@ -51,6 +51,19 @@ no_mangle! {
fn fmodf(x: f32, y: f32) -> f32;
fn fma(x: f64, y: f64, z: f64) -> f64;
fn fmaf(x: f32, y: f32, z: f32) -> f32;
fn acosf(n: f32) -> f32;
fn asinf(n: f32) -> f32;
fn atan2f(a: f32, b: f32) -> f32;
fn atanf(n: f32) -> f32;
fn cbrtf(n: f32) -> f32;
fn coshf(n: f32) -> f32;
fn expm1f(n: f32) -> f32;
fn fdimf(a: f32, b: f32) -> f32;
fn hypotf(x: f32, y: f32) -> f32;
fn log1pf(n: f32) -> f32;
fn sinhf(n: f32) -> f32;
fn tanf(n: f32) -> f32;
fn tanhf(n: f32) -> f32;
}
// only for the thumb*-none-eabi* targets