libm: Flatten the `libm/libm` directory

1 files changed, 51 insertions, 0 deletions

diff --git a/library/compiler-builtins/libm/src/math/sqrt.rs b/library/compiler-builtins/libm/src/math/sqrt.rs
new file mode 100644
index 00000000000..76bc240cf01
--- /dev/null
+++ b/library/compiler-builtins/libm/src/math/sqrt.rs
@@ -0,0 +1,51 @@
+/// The square root of `x` (f16).
+#[cfg(f16_enabled)]
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn sqrtf16(x: f16) -> f16 {
+    select_implementation! {
+        name: sqrtf16,
+        use_arch: all(target_arch = "aarch64", target_feature = "fp16"),
+        args: x,
+    }
+
+    return super::generic::sqrt(x);
+}
+
+/// The square root of `x` (f32).
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn sqrtf(x: f32) -> f32 {
+    select_implementation! {
+        name: sqrtf,
+        use_arch: any(
+            all(target_arch = "aarch64", target_feature = "neon"),
+            all(target_arch = "wasm32", intrinsics_enabled),
+            target_feature = "sse2"
+        ),
+        args: x,
+    }
+
+    super::generic::sqrt(x)
+}
+
+/// The square root of `x` (f64).
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn sqrt(x: f64) -> f64 {
+    select_implementation! {
+        name: sqrt,
+        use_arch: any(
+            all(target_arch = "aarch64", target_feature = "neon"),
+            all(target_arch = "wasm32", intrinsics_enabled),
+            target_feature = "sse2"
+        ),
+        args: x,
+    }
+
+    super::generic::sqrt(x)
+}
+
+/// The square root of `x` (f128).
+#[cfg(f128_enabled)]
+#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)]
+pub fn sqrtf128(x: f128) -> f128 {
+    return super::generic::sqrt(x);
+}