LoongArch: Use __builtin_rint{,f} with GCC >= 13

GCC 13 compiles these built-ins to frint.{d,s} instruction.

Link: https://gcc.gnu.org/r13-3919

diff --git a/sysdeps/loongarch/fpu/math-use-builtins-rint.h b/sysdeps/loongarch/fpu/math-use-builtins-rint.h
new file mode 100644 (file)
index 0000000..cd91482
--- /dev/null
+++ b/sysdeps/loongarch/fpu/math-use-builtins-rint.h
@@ -0,0 +1,9 @@
+#if __GNUC_PREREQ (13, 0)
+#  define USE_RINT_BUILTIN 1
+#  define USE_RINTF_BUILTIN 1
+#else
+#  define USE_RINT_BUILTIN 0
+#  define USE_RINTF_BUILTIN 0
+#endif
+#define USE_RINTL_BUILTIN 0
+#define USE_RINTF128_BUILTIN 0