libgcc/static-object.mk

   1 # This file is included several times in a row, once for each element of
   2 # $(iter-items).  On each inclusion, we advance $o to the next element.
   3
   4 o := $(firstword $(iter-items))
   5 iter-items := $(filter-out $o,$(iter-items))
   6
   7 base := $(basename $(notdir $o))
   8
   9 # Copy c_flags to a rule-specific copy and use the copy, to avoid the
  10 # following rules being affected by later changes to c_flags in the
  11 # including file.
  12 c_flags-$o := $(c_flags)
  13
  14 ifeq ($(suffix $o),.c)
  15
  16 $(base)$(objext): $o
  17         $(gcc_compile) $(c_flags-$<) -c $< $(vis_hide)
  18
  19 else
  20
  21 ifneq ($(suffix $o),.S)
  22 ifneq ($(suffix $o),.asm)
  23 $(error Unsupported file type: $o)
  24 endif
  25 endif
  26
  27 as_flags-$o := -xassembler$(if $(filter .S,$(suffix $o)),-with-cpp)
  28
  29 $(base)$(objext): $o $(base).vis
  30         $(gcc_compile) -c $(as_flags-$<) -include $*.vis $<
  31
  32 $(base).vis: $(base)_s$(objext)
  33         $(gen-hide-list)
  34
  35 $(base)_s$(objext): $o
  36         $(gcc_s_compile) -c $(as_flags-$<) $<
  37
  38 endif