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| 100 | endif |
100 | endif |
| Line 101... | Line 101... | ||
| 101 | 101 | ||
| 102 | 102 | ||
| 103 | # Optimization level, can be [0, 1, 2, 3, s]. 0 turns off optimization. |
103 | # Optimization level, can be [0, 1, 2, 3, s]. 0 turns off optimization. |
| Line 104... | Line 104... | ||
| 104 | # (Note: 3 is not always the best optimization level. See avr-libc FAQ.) |
104 | # (Note: 3 is not always the best optimization level. See avr-libc FAQ.) |
| 105 | OPT = 2 |
105 | OPT = s |
| 106 | 106 | ||
| 107 | ########################################################################################################## |
107 | ########################################################################################################## |
| Line 135... | Line 135... | ||
| 135 | # -f...: tuning, see gcc manual and avr-libc documentation |
135 | # -f...: tuning, see gcc manual and avr-libc documentation |
| 136 | # -Wall...: warning level |
136 | # -Wall...: warning level |
| 137 | # -Wa,...: tell GCC to pass this to the assembler. |
137 | # -Wa,...: tell GCC to pass this to the assembler. |
| 138 | # -ahlms: create assembler listing |
138 | # -ahlms: create assembler listing |
| 139 | CFLAGS = -O$(OPT) -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums -Wall -Wstrict-prototypes -Wa,-adhlns=$(<:%.c=%.lst) $(patsubst %,-I%,$(EXTRAINCDIRS)) |
139 | CFLAGS = -O$(OPT) -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums -Wall -Wstrict-prototypes -Wa,-adhlns=$(<:%.c=%.lst) $(patsubst %,-I%,$(EXTRAINCDIRS)) |
| 140 | - | ||
| - | 140 | # shrink code size |
|
| - | 141 | CFLAGS += -fno-inline-functions -mtiny-stack |
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| Line 141... | Line 142... | ||
| 141 | 142 | ||
| 142 | # Set a "language standard" compiler flag. |
143 | # Set a "language standard" compiler flag. |
| 143 | # Unremark just one line below to set the language standard to use. |
144 | # Unremark just one line below to set the language standard to use. |
| 144 | # gnu99 = C99 + GNU extensions. See GCC manual for more information. |
145 | # gnu99 = C99 + GNU extensions. See GCC manual for more information. |
| Line 247... | Line 248... | ||
| 247 | REMOVE = rm -f |
248 | REMOVE = rm -f |
| 248 | COPY = cp |
249 | COPY = cp |
| Line 249... | Line 250... | ||
| 249 | 250 | ||
| 250 | HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex |
251 | HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex |
| - | 252 | ELFSIZE = $(SIZE) -A $(TARGET).elf |
|
| - | 253 | LIMITS = $(SIZE) --mcu=atmega644 -C $(TARGET).elf |
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| Line 251... | Line 254... | ||
| 251 | ELFSIZE = $(SIZE) -A $(TARGET).elf |
254 | |
| 252 | 255 | ||
| 253 | # Define Messages |
256 | # Define Messages |
| 254 | # English |
257 | # English |
| Line 300... | Line 303... | ||
| 300 | @echo $(MSG_END) |
303 | @echo $(MSG_END) |
| 301 | @echo |
304 | @echo |
| Line 302... | Line 305... | ||
| 302 | 305 | ||
| 303 | - | ||
| 304 | # Display size of file. |
306 | |
| 305 | # Display size of file. |
307 | # Display size of file. |
| 306 | sizebefore: |
308 | sizebefore: |
| 307 | @if [ -f $(TARGET).elf ]; then echo Size before:; $(ELFSIZE); $(HEXSIZE); echo; fi |
309 | @if [ -f $(TARGET).elf ]; then echo Size before:; $(ELFSIZE); $(HEXSIZE); $(LIMITS); echo; fi |
| Line 308... | Line 310... | ||
| 308 | sizeafter: |
310 | sizeafter: |
| 309 | @if [ -f $(TARGET).elf ]; then echo Size after:; $(ELFSIZE); $(HEXSIZE); echo; fi |
311 | @if [ -f $(TARGET).elf ]; then echo Size after:; $(ELFSIZE); $(HEXSIZE); $(LIMITS); echo; fi |
| 310 | 312 | ||