1 files changed, 46 insertions, 0 deletions
diff --git a/library/compiler-builtins/libm/src/math/floor.rs b/library/compiler-builtins/libm/src/math/floor.rs
new file mode 100644
index 00000000000..3c5eab101d1
--- /dev/null
+++ b/library/compiler-builtins/libm/src/math/floor.rs
@@ -0,0 +1,46 @@
+/// Floor (f16)
+///
+/// Finds the nearest integer less than or equal to `x`.
+#[cfg(f16_enabled)]
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn floorf16(x: f16) -> f16 {
+    return super::generic::floor(x);
+}
+
+/// Floor (f64)
+///
+/// Finds the nearest integer less than or equal to `x`.
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn floor(x: f64) -> f64 {
+    select_implementation! {
+        name: floor,
+        use_arch: all(target_arch = "wasm32", intrinsics_enabled),
+        use_arch_required: all(target_arch = "x86", not(target_feature = "sse2")),
+        args: x,
+    }
+
+    return super::generic::floor(x);
+}
+
+/// Floor (f32)
+///
+/// Finds the nearest integer less than or equal to `x`.
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn floorf(x: f32) -> f32 {
+    select_implementation! {
+        name: floorf,
+        use_arch: all(target_arch = "wasm32", intrinsics_enabled),
+        args: x,
+    }
+
+    return super::generic::floor(x);
+}
+
+/// Floor (f128)
+///
+/// Finds the nearest integer less than or equal to `x`.
+#[cfg(f128_enabled)]
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn floorf128(x: f128) -> f128 {
+    return super::generic::floor(x);
+}