diff --git a/configure b/configure
index 9d35abd7cc..c4671a6423 100755
--- a/configure
+++ b/configure
@@ -4162,9 +4162,10 @@ elif enabled mips; then
             disable mipsdsp
             disable mipsdspr2
             disable mipsfpu
-
-            check_cflags "-mtune=i6400 -mabi=64"
-            check_ldflags "-mabi=64"
+            check_cflags "-mtune=i6400 -mabi=64" &&
+            check_cflags "-mfp64 -msched-weight -mload-store-pairs -funroll-loops" &&
+            check_ldflags "-mabi=64" &&
+            add_asflags "-mfp64"
         ;;
         loongson*)
             disable mipsfpu