Include assembly vector table in chipKIT build.

* Added build step for assembly files in CORE
* Removed duplicate flags from AS build step

arduino-mk/Arduino.mk

@@ -652,7 +652,7 @@ ifeq ($(strip $(NO_CORE)),)
             $(call show_config_info,NO_CORE_MAIN_CPP set so core library will not include main.cpp,[MANUAL])
         endif
 
-        CORE_OBJ_FILES  = $(CORE_C_SRCS:.c=.o) $(CORE_CPP_SRCS:.cpp=.o)
+        CORE_OBJ_FILES  = $(CORE_C_SRCS:.c=.o) $(CORE_CPP_SRCS:.cpp=.o) $(CORE_AS_SRCS:.S=.o)
         CORE_OBJS       = $(patsubst $(ARDUINO_CORE_PATH)/%,  \
                 $(OBJDIR)/%,$(CORE_OBJ_FILES))
     endif
@@ -811,7 +811,7 @@ endif
 
 CFLAGS        += $(EXTRA_FLAGS) $(EXTRA_CFLAGS)
 CXXFLAGS      += -fno-exceptions $(EXTRA_FLAGS) $(EXTRA_CXXFLAGS)
-ASFLAGS       += -$(MCU_FLAG_NAME)=$(MCU) -I. -x assembler-with-cpp
+ASFLAGS       += -x assembler-with-cpp
 LDFLAGS       += -$(MCU_FLAG_NAME)=$(MCU) -Wl,--gc-sections -O$(OPTIMIZATION_LEVEL) $(EXTRA_FLAGS) $(EXTRA_CXXFLAGS) $(EXTRA_LDFLAGS)
 SIZEFLAGS     ?= --mcu=$(MCU) -C
 
@@ -935,6 +935,10 @@ $(OBJDIR)/%.o: $(ARDUINO_CORE_PATH)/%.cpp $(COMMON_DEPS) | $(OBJDIR)
 	@$(MKDIR) $(dir $@)
 	$(CXX) -MMD -c $(CPPFLAGS) $(CXXFLAGS) $< -o $@
 
+$(OBJDIR)/%.o: $(ARDUINO_CORE_PATH)/%.S $(COMMON_DEPS) | $(OBJDIR)
+	@$(MKDIR) $(dir $@)
+	$(CC) -MMD -c $(CPPFLAGS) $(ASFLAGS) $< -o $@
+
 # various object conversions
 $(OBJDIR)/%.hex: $(OBJDIR)/%.elf $(COMMON_DEPS)
 	@$(MKDIR) $(dir $@)

arduino-mk/chipKIT.mk

@@ -82,6 +82,8 @@ ARDUINO_CORE_PATH = $(ALTERNATE_CORE_PATH)/cores/$(ALTERNATE_CORE)
 ARDUINO_PREFERENCES_PATH = $(MPIDE_PREFERENCES_PATH)
 ARDUINO_DIR = $(MPIDE_DIR)
 
+CORE_AS_SRCS = $(ARDUINO_CORE_PATH)/vector_table.S
+
 ARDUINO_VERSION = 23
 
 CC_NAME = pic32-gcc