1 files changed, 50 insertions, 0 deletions
diff --git a/library/compiler-builtins/libm/src/math/arch/wasm32.rs b/library/compiler-builtins/libm/src/math/arch/wasm32.rs
new file mode 100644
index 00000000000..de80c8a5817
--- /dev/null
+++ b/library/compiler-builtins/libm/src/math/arch/wasm32.rs
@@ -0,0 +1,50 @@
+//! Wasm has builtins for simple float operations. Use the unstable `core::arch` intrinsics which
+//! are significantly faster than soft float operations.
+
+pub fn ceil(x: f64) -> f64 {
+    core::arch::wasm32::f64_ceil(x)
+}
+
+pub fn ceilf(x: f32) -> f32 {
+    core::arch::wasm32::f32_ceil(x)
+}
+
+pub fn fabs(x: f64) -> f64 {
+    x.abs()
+}
+
+pub fn fabsf(x: f32) -> f32 {
+    x.abs()
+}
+
+pub fn floor(x: f64) -> f64 {
+    core::arch::wasm32::f64_floor(x)
+}
+
+pub fn floorf(x: f32) -> f32 {
+    core::arch::wasm32::f32_floor(x)
+}
+
+pub fn rint(x: f64) -> f64 {
+    core::arch::wasm32::f64_nearest(x)
+}
+
+pub fn rintf(x: f32) -> f32 {
+    core::arch::wasm32::f32_nearest(x)
+}
+
+pub fn sqrt(x: f64) -> f64 {
+    core::arch::wasm32::f64_sqrt(x)
+}
+
+pub fn sqrtf(x: f32) -> f32 {
+    core::arch::wasm32::f32_sqrt(x)
+}
+
+pub fn trunc(x: f64) -> f64 {
+    core::arch::wasm32::f64_trunc(x)
+}
+
+pub fn truncf(x: f32) -> f32 {
+    core::arch::wasm32::f32_trunc(x)
+}