1# Specific names for AVR tools 2AR_FOR_TARGET = avr-ar 3RANLIB_FOR_TARGET = avr-ranlib 4 5LIB1ASMSRC = avr/libgcc.S 6LIB1ASMFUNCS = \ 7 _mulqi3 \ 8 _mulhi3 \ 9 _mulsi3 \ 10 _udivmodqi4 \ 11 _divmodqi4 \ 12 _udivmodhi4 \ 13 _divmodhi4 \ 14 _udivmodsi4 \ 15 _divmodsi4 \ 16 _prologue \ 17 _epilogue \ 18 _exit \ 19 _cleanup \ 20 _tablejump \ 21 _copy_data \ 22 _clear_bss \ 23 _ctors \ 24 _dtors 25 26# We do not have the DF type. 27# Most of the C functions in libgcc2 use almost all registers, 28# so use -mcall-prologues for smaller code size. 29TARGET_LIBGCC2_CFLAGS = -DDF=SF -Dinhibit_libc -mcall-prologues 30 31fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/avr/t-avr 32 echo '#define FLOAT' > fp-bit.c 33 echo '#define FLOAT_ONLY' >> fp-bit.c 34 echo '#define CMPtype QItype' >> fp-bit.c 35 echo '#define DF SF' >> fp-bit.c 36 echo '#define DI SI' >> fp-bit.c 37 echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c 38 echo '#define SMALL_MACHINE' >> fp-bit.c 39 echo 'typedef int QItype __attribute__ ((mode (QI)));' >> fp-bit.c 40 cat $(srcdir)/config/fp-bit.c >> fp-bit.c 41 42FPBIT = fp-bit.c 43 44MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr3/mmcu=avr4/mmcu=avr5 45MULTILIB_DIRNAMES = avr2 avr3 avr4 avr5 46 47# The many avr2 matches are not listed here - this is the default. 48MULTILIB_MATCHES = \ 49 mmcu?avr3=mmcu?atmega103 mmcu?avr3=mmcu?atmega603 \ 50 mmcu?avr3=mmcu?at43usb320 mmcu?avr3=mmcu?at43usb355 \ 51 mmcu?avr3=mmcu?at76c711 \ 52 mmcu?avr4=mmcu?atmega8515 mmcu?avr4=mmcu?atmega8535 \ 53 mmcu?avr4=mmcu?atmega8 \ 54 mmcu?avr5=mmcu?atmega161 mmcu?avr5=mmcu?atmega162 \ 55 mmcu?avr5=mmcu?atmega163 mmcu?avr5=mmcu?atmega169 \ 56 mmcu?avr5=mmcu?atmega16 \ 57 mmcu?avr5=mmcu?atmega323 mmcu?avr5=mmcu?atmega32 \ 58 mmcu?avr5=mmcu?atmega64 mmcu?avr5=mmcu?atmega128 \ 59 mmcu?avr5=mmcu?at94k 60 61MULTILIB_EXCEPTIONS = 62 63LIBGCC = stmp-multilib 64INSTALL_LIBGCC = install-multilib 65