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DRY: Reduce duplication in Makefile-AVR 

Refactor the "sizes" code into a parametric make function and
reformat it for readability.
This commit is contained in:
Phil Hord 2013-12-11 13:01:23 -05:00 committed by Markus Hitter
parent 11d7227d2c
commit 917d879d03
1 changed files with 17 additions and 3 deletions
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20
Makefile-AVR
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@ -154,8 +154,22 @@ all: $(PROGRAM).hex $(BUILDDIR)/$(PROGRAM).lst $(BUILDDIR)/$(PROGRAM).sym size
program: $(PROGRAM).hex config.h
$(UPLOADER) $(UPLOADER_FLAGS) -U flash:w:$(PROGRAM).hex
## Interpret TARGET section sizes wrt different AVR chips
## Usage: $(call show_size,section-name,section-regex,Atmega168-size-in-k,Atmega328p-size-in-k,Atmega644p-size-in-k,Atmega1280-size-in-k)
define show_size
@$(OBJDUMP) -h $^ | \
perl -MPOSIX -ne \
'/.($2)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; \
END { printf " %-7s: %5d bytes %3d%% %3d%% %3d%% %3d%%\n", "$1", $$a, \
ceil($$a * 100 / ($3 * 1024)), \
ceil($$a * 100 / ($4 * 1024)), \
ceil($$a * 100 / ($5 * 1024)), \
ceil($$a * 100 / ($6 * 1024)) \
}'
endef
size: $(BUILDDIR)/$(PROGRAM).elf
@echo " SIZES ATmega... '168 '328(P) '644(P) '1280"
@$(OBJDUMP) -h $^ | perl -MPOSIX -ne '/.(text)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " FLASH : %5d bytes %3d%% %3d%% %3d%% %3d%%\n", $$a, ceil($$a * 100 / (14 * 1024)), ceil($$a * 100 / (30 * 1024)),ceil($$a * 100 / (62 * 1024)), ceil($$a * 100 / (126 * 1024)) }'
@$(OBJDUMP) -h $^ | perl -MPOSIX -ne '/.(data|bss)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " RAM : %5d bytes %3d%% %3d%% %3d%% %3d%%\n", $$a, ceil($$a * 100 / (1 * 1024)), ceil($$a * 100 / (2 * 1024)),ceil($$a * 100 / (4 * 1024)), ceil($$a * 100 / (8 * 1024)) }'
@$(OBJDUMP) -h $^ | perl -MPOSIX -ne '/.(eeprom)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " EEPROM: %5d bytes %3d%% %3d%% %3d%% %3d%%\n", $$a, ceil($$a * 100 / (1 * 1024)), ceil($$a * 100 / (2 * 1024)), ceil($$a * 100 / (2 * 1024)), ceil($$a * 100 / (4 * 1024)) }'
$(call show_size,FLASH,text,14,30,62,126)
$(call show_size,RAM,data|bss,1,2,4,8)
$(call show_size,EEPROM,eeprom,1,2,2,4)