libgcc/config/avr/t-avr

   1 LIB1ASMSRC = avr/lib1funcs.S
   2 LIB1ASMFUNCS = \
   3         _mulqi3 \
   4         _mulhi3 \
   5         _mulhisi3 \
   6         _umulhisi3 \
   7         _usmulhisi3 \
   8         _muluhisi3 \
   9         _mulshisi3 \
  10         _mulsi3 \
  11         _udivmodqi4 \
  12         _divmodqi4 \
  13         _udivmodhi4 \
  14         _divmodhi4 \
  15         _divmodpsi4 _udivmodpsi4 \
  16         _udivmodsi4 \
  17         _divmodsi4 \
  18         _prologue \
  19         _epilogue \
  20         _exit \
  21         _cleanup \
  22         _tablejump \
  23         _tablejump_elpm \
  24         _load_3 _load_4 \
  25         _copy_data \
  26         _clear_bss \
  27         _ctors \
  28         _dtors \
  29         _ffssi2 \
  30         _ffshi2 \
  31         _loop_ffsqi2 \
  32         _ctzsi2 \
  33         _ctzhi2 \
  34         _clzdi2 \
  35         _clzsi2 \
  36         _clzhi2 \
  37         _paritydi2 \
  38         _paritysi2 \
  39         _parityhi2 \
  40         _popcounthi2 \
  41         _popcountsi2 \
  42         _popcountdi2 \
  43         _popcountqi2 \
  44         _bswapsi2 \
  45         _bswapdi2 \
  46         _ashldi3 \
  47         _ashrdi3 \
  48         _lshrdi3 \
  49         _fmul _fmuls _fmulsu
  50
  51 LIB2FUNCS_EXCLUDE = \
  52         _clz
  53
  54 # We do not have the DF type.
  55 # Most of the C functions in libgcc2 use almost all registers,
  56 # so use -mcall-prologues for smaller code size.
  57 HOST_LIBGCC2_CFLAGS += -DDF=SF -Dinhibit_libc -mcall-prologues -Os
  58
  59 # Extra 16-bit integer functions.
  60 intfuncs16 = _absvXX2 _addvXX3 _subvXX3 _mulvXX3 _negvXX2 _clrsbXX2
  61
  62 hiintfuncs16 = $(subst XX,hi,$(intfuncs16))
  63 siintfuncs16 = $(subst XX,si,$(intfuncs16))
  64
  65 iter-items := $(hiintfuncs16)
  66 iter-labels := $(siintfuncs16)
  67 iter-sizes := $(patsubst %,2,$(siintfuncs16)) $(patsubst %,2,$(hiintfuncs16))
  68
  69
  70 include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
  71 libgcc-objects += $(patsubst %,%$(objext),$(hiintfuncs16))
  72
  73 ifeq ($(enable_shared),yes)
  74 libgcc-s-objects += $(patsubst %,%_s$(objext),$(hiintfuncs16))
  75 endif