1 files changed, 117 insertions, 0 deletions
diff --git a/vendor/compiler_builtins/src/math.rs b/vendor/compiler_builtins/src/math.rs
new file mode 100644
index 000000000..fa59753f8
--- /dev/null
+++ b/vendor/compiler_builtins/src/math.rs
@@ -0,0 +1,117 @@
+#[allow(dead_code)]
+#[path = "../libm/src/math/mod.rs"]
+mod libm;
+
+macro_rules! no_mangle {
+    ($(fn $fun:ident($($iid:ident : $ity:ty),+) -> $oty:ty;)+) => {
+        intrinsics! {
+            $(
+                pub extern "C" fn $fun($($iid: $ity),+) -> $oty {
+                    self::libm::$fun($($iid),+)
+                }
+            )+
+        }
+    }
+}
+
+#[cfg(any(
+    all(
+        target_family = "wasm",
+        target_os = "unknown",
+        not(target_env = "wasi")
+    ),
+    all(target_arch = "x86_64", target_os = "uefi"),
+    all(target_arch = "xtensa", target_os = "none"),
+    all(target_vendor = "fortanix", target_env = "sgx")
+))]
+no_mangle! {
+    fn acos(x: f64) -> f64;
+    fn asin(x: f64) -> f64;
+    fn cbrt(x: f64) -> f64;
+    fn expm1(x: f64) -> f64;
+    fn hypot(x: f64, y: f64) -> f64;
+    fn tan(x: f64) -> f64;
+    fn cos(x: f64) -> f64;
+    fn expf(x: f32) -> f32;
+    fn log2(x: f64) -> f64;
+    fn log2f(x: f32) -> f32;
+    fn log10(x: f64) -> f64;
+    fn log10f(x: f32) -> f32;
+    fn log(x: f64) -> f64;
+    fn logf(x: f32) -> f32;
+    fn fmin(x: f64, y: f64) -> f64;
+    fn fminf(x: f32, y: f32) -> f32;
+    fn fmax(x: f64, y: f64) -> f64;
+    fn fmaxf(x: f32, y: f32) -> f32;
+    fn round(x: f64) -> f64;
+    fn roundf(x: f32) -> f32;
+    fn sin(x: f64) -> f64;
+    fn pow(x: f64, y: f64) -> f64;
+    fn powf(x: f32, y: f32) -> f32;
+    fn fmod(x: f64, y: f64) -> f64;
+    fn fmodf(x: f32, y: f32) -> f32;
+    fn acosf(n: f32) -> f32;
+    fn atan2f(a: f32, b: f32) -> f32;
+    fn atanf(n: f32) -> f32;
+    fn coshf(n: f32) -> f32;
+    fn expm1f(n: f32) -> f32;
+    fn fdim(a: f64, b: f64) -> f64;
+    fn fdimf(a: f32, b: f32) -> f32;
+    fn log1pf(n: f32) -> f32;
+    fn sinhf(n: f32) -> f32;
+    fn tanhf(n: f32) -> f32;
+    fn ldexp(f: f64, n: i32) -> f64;
+    fn ldexpf(f: f32, n: i32) -> f32;
+}
+
+#[cfg(any(
+    all(
+        target_family = "wasm",
+        target_os = "unknown",
+        not(target_env = "wasi")
+    ),
+    all(target_arch = "xtensa", target_os = "none"),
+    all(target_vendor = "fortanix", target_env = "sgx")
+))]
+no_mangle! {
+    fn atan(x: f64) -> f64;
+    fn atan2(x: f64, y: f64) -> f64;
+    fn cosh(x: f64) -> f64;
+    fn log1p(x: f64) -> f64;
+    fn sinh(x: f64) -> f64;
+    fn tanh(x: f64) -> f64;
+    fn cosf(x: f32) -> f32;
+    fn exp(x: f64) -> f64;
+    fn sinf(x: f32) -> f32;
+    fn exp2(x: f64) -> f64;
+    fn exp2f(x: f32) -> f32;
+    fn fma(x: f64, y: f64, z: f64) -> f64;
+    fn fmaf(x: f32, y: f32, z: f32) -> f32;
+    fn asinf(n: f32) -> f32;
+    fn cbrtf(n: f32) -> f32;
+    fn hypotf(x: f32, y: f32) -> f32;
+    fn tanf(n: f32) -> f32;
+}
+
+#[cfg(all(target_vendor = "fortanix", target_env = "sgx"))]
+no_mangle! {
+    fn ceil(x: f64) -> f64;
+    fn ceilf(x: f32) -> f32;
+    fn floor(x: f64) -> f64;
+    fn floorf(x: f32) -> f32;
+    fn trunc(x: f64) -> f64;
+    fn truncf(x: f32) -> f32;
+}
+
+// only for the thumb*-none-eabi* targets
+#[cfg(all(target_arch = "arm", target_os = "none"))]
+no_mangle! {
+    fn fmin(x: f64, y: f64) -> f64;
+    fn fminf(x: f32, y: f32) -> f32;
+    fn fmax(x: f64, y: f64) -> f64;
+    fn fmaxf(x: f32, y: f32) -> f32;
+    // `f64 % f64`
+    fn fmod(x: f64, y: f64) -> f64;
+    // `f32 % f32`
+    fn fmodf(x: f32, y: f32) -> f32;
+}