File arm-use-hardfloat.diff of Package v8

--- Makefile
+++ Makefile
@@ -99,6 +99,11 @@
 ifeq ($(regexp), interpreted)
   GYPFLAGS += -Dv8_interpreted_regexp=1
 endif
+# use hardfloat
+ifeq ($(use_arm_eabi_hardfloat), true)
+  GYPFLAGS += -Dv8_use_arm_eabi_hardfloat=true
+  GYPFLAGS += -Dv8_can_use_unaligned_accesses=false
+endif
 
 # ----------------- available targets: --------------------
 # - "dependencies": pulls in external dependencies (currently: GYP)