Add symbol-sizes target to the BUILD build system module to print a size-sorted list of symbols from a compiled application, in decimal bytes.

1 files changed, 10 insertions, 3 deletions

diff --git a/LUFA/Build/lufa.build.in b/LUFA/Build/lufa.build.in
index b81f6a563..8be02c37b 100644
--- a/LUFA/Build/lufa.build.in
+++ b/LUFA/Build/lufa.build.in
@@ -7,7 +7,7 @@
 #

 

 LUFA_BUILD_MODULES        += BUILD

-LUFA_BUILD_TARGETS        += size all elf hex lss clean

+LUFA_BUILD_TARGETS        += size symbol-sizes all elf hex lss clean

 LUFA_BUILD_MANDATORY_VARS += TARGET ARCH MCU SRC F_USB LUFA_PATH

 LUFA_BUILD_OPTIONAL_VARS  += BOARD OPTIMIZATION C_STANDARD CPP_STANDARD F_CPU C_FLAGS CPP_FLAGS ASM_FLAGS CC_FLAGS LD_FLAGS

 

@@ -21,6 +21,8 @@ LUFA_BUILD_OPTIONAL_VARS  += BOARD OPTIMIZATION C_STANDARD CPP_STANDARD F_CPU C_
 # TARGETS:

 #

 #    size                      - List built application size

+#    symbol-sizes              - Print application symbols from the binary ELF

+#                                file as a list sorted by size in bytes

 #    all                       - Build application and list size

 #    elf                       - Build application ELF debug object file

 #    hex                       - Build application HEX object files

@@ -101,6 +103,7 @@ MSG_BUILD_BEGIN  := Begin compilation of project \"$(TARGET)\"...
 MSG_BUILD_END    := Finished building project \"$(TARGET)\".

 MSG_COMPILE_CMD  := ' [CC]      :'

 MSG_ASSEMBLE_CMD := ' [AS]      :'

+MSG_NM_CMD       := ' [NM]      :'

 MSG_REMOVE_CMD   := ' [RM]      :'

 MSG_LINKER_CMD   := ' [LNK]     :'

 MSG_SIZE_CMD     := ' [SIZE]    :'

@@ -175,12 +178,16 @@ check_source:
 		fi; \

 	 done

 

-size:

+size: $(TARGET).elf

 	@echo $(MSG_SIZE_CMD) Determining size of \"$(TARGET).elf\"

 	@if test -f $(TARGET).elf; then \

 	    $(CROSS)size $(SIZE_MCU_FLAG) $(SIZE_FORMAT_FLAG) $(TARGET).elf ; 2>/dev/null; \

 	 fi

 

+symbol-sizes: $(TARGET).elf

+	@echo $(MSG_NM_CMD) Extracting \"$(TARGET).elf\" symbols with decimal byte sizes

+	avr-nm --size-sort --demangle --radix=d $(TARGET).elf

+

 clean:

 	@echo $(MSG_REMOVE_CMD) Removing object files of \"$(TARGET)\"

 	rm -f $(OBJECT_FILES)

@@ -228,4 +235,4 @@ lss: $(TARGET).lss
 -include $(DEPENDENCY_FILES)

 

 # Phony build targets for this module

-.PHONY: begin end gcc_version check_source size elf hex lss clean
\ No newline at end of file
+.PHONY: begin end gcc_version check_source size symbol-sizes elf hex lss clean
\ No newline at end of file