add fmax, fmaxf, fmin, fminf function

src/lib.rs

@@ -97,4 +97,12 @@ pub mod floorf;
 #[path = "math/fma.rs"]
 pub mod fma;
 #[path = "math/fmaf.rs"]
-pub mod fmaf;
+pub mod fmaf;
+#[path = "math/fmax.rs"]
+pub mod fmax;
+#[path = "math/fmaxf.rs"]
+pub mod fmaxf;
+#[path = "math/fmin.rs"]
+pub mod fmin;
+#[path = "math/fminf.rs"]
+pub mod fminf;

src/math/fmax.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/fmax.rs
+ *
+ * The fmax function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn fmax(x: f64, y: f64) -> f64 {
+    libm::fmax(x, y)
+}

src/math/fmaxf.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/fmaxf.rs
+ *
+ * The fmaxf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn fmaxf(x: f32, y: f32) -> f32 {
+    libm::fmaxf(x, y)
+}

src/math/fmin.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/fmin.rs
+ *
+ * The fmin function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn fmin(x: f64, y: f64) -> f64 {
+    libm::fmin(x, y)
+}

src/math/fminf.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/fminf.rs
+ *
+ * The fminf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn fminf(x: f32, y: f32) -> f32 {
+    libm::fminf(x, y)
+}