| # Specific names for AVR tools |
| AR_FOR_TARGET = avr-ar |
| RANLIB_FOR_TARGET = avr-ranlib |
| |
| LIB1ASMSRC = avr/libgcc.S |
| LIB1ASMFUNCS = \ |
| _mulqi3 \ |
| _mulhi3 \ |
| _mulsi3 \ |
| _udivmodqi4 \ |
| _divmodqi4 \ |
| _udivmodhi4 \ |
| _divmodhi4 \ |
| _udivmodsi4 \ |
| _divmodsi4 \ |
| _prologue \ |
| _epilogue \ |
| _exit \ |
| _cleanup \ |
| _tablejump |
| |
| # We do not have the DF type. |
| # Most of the C functions in libgcc2 use almost all registers, |
| # so use -mcall-prologues for smaller code size. |
| TARGET_LIBGCC2_CFLAGS = -DDF=SF -Dinhibit_libc -mcall-prologues |
| |
| fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/avr/t-avr |
| echo '#define FLOAT' > fp-bit.c |
| echo '#define FLOAT_ONLY' >> fp-bit.c |
| echo '#define CMPtype QItype' >> fp-bit.c |
| echo '#define DF SF' >> fp-bit.c |
| echo '#define DI SI' >> fp-bit.c |
| echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c |
| echo '#define SMALL_MACHINE' >> fp-bit.c |
| echo 'typedef int QItype __attribute__ ((mode (QI)));' >> fp-bit.c |
| cat $(srcdir)/config/fp-bit.c >> fp-bit.c |
| |
| FPBIT = fp-bit.c |
| |
| MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr3/mmcu=avr4/mmcu=avr5 |
| MULTILIB_DIRNAMES = avr2 avr3 avr4 avr5 |
| |
| # The many avr2 matches are not listed here - this is the default. |
| MULTILIB_MATCHES = \ |
| mmcu?avr3=mmcu?atmega103 mmcu?avr3=mmcu?atmega603 \ |
| mmcu?avr4=mmcu?atmega83 mmcu?avr4=mmcu?atmega85 \ |
| mmcu?avr5=mmcu?atmega161 mmcu?avr5=mmcu?atmega163 \ |
| mmcu?avr5=mmcu?atmega32 mmcu?avr5=mmcu?at94k |
| |
| MULTILIB_EXCEPTIONS = |
| |
| LIBGCC = stmp-multilib |
| INSTALL_LIBGCC = install-multilib |