1 files changed, 15 insertions, 0 deletions
diff --git a/src/math/riscv64/fmax.c b/src/math/riscv64/fmax.c
new file mode 100644
index 00000000..023709cd
--- /dev/null
+++ b/src/math/riscv64/fmax.c
@@ -0,0 +1,15 @@
+#include <math.h>
+
+#if __riscv_flen >= 64
+
+double fmax(double x, double y)
+{
+	__asm__ ("fmax.d %0, %1, %2" : "=f"(x) : "f"(x), "f"(y));
+	return x;
+}
+
+#else
+
+#include "../fmax.c"
+
+#endif