sysdeps/powerpc/powerpc32/Makefile

   1 # Powerpc32 specific build options.
   2
   3 ifeq ($(with-fp),no)
   4 +cflags += -msoft-float
   5 sysdep-LDFLAGS += -msoft-float
   6 endif
   7
   8 ifeq ($(subdir),gmon)
   9 sysdep_routines += ppc-mcount compat-ppc-mcount
  10 static-only-routines += ppc-mcount
  11 shared-only-routines += compat-ppc-mcount
  12 endif
  13
  14 ifeq ($(subdir),misc)
  15 sysdep_routines += gprsave0 gprrest0 gprsave1 gprrest1
  16 endif
  17
  18 # On PPC, -fpic works until the GOT contains 32768 bytes, and possibly
  19 # more depending on how clever the linker is.  Each GOT entry takes 4 bytes,
  20 # so that's at least 8192 entries.  Since libc only uses about 2000 entries,
  21 # we want to use -fpic, because this generates fewer relocs.
  22 ifeq (yes,$(build-shared))
  23 pic-ccflag = -fpic
  24 endif
  25
  26 ifeq ($(subdir),csu)
  27 # There is no benefit to using sdata for these objects, and the user
  28 # of the library should be able to control what goes into sdata.
  29 CFLAGS-init.o = -G0
  30 CFLAGS-gmon-start.o = -G0
  31
  32 ifeq (yes,$(build-shared))
  33 # Compatibility
  34 ifeq (yes,$(have-protected))
  35 CPPFLAGS-libgcc-compat.S = -DHAVE_DOT_HIDDEN
  36 endif
  37 sysdep_routines += libgcc-compat
  38 shared-only-routines += libgcc-compat
  39 endif
  40 endif
  41
  42 ifeq ($(subdir),elf)
  43 # extra shared linker files to link only into dl-allobjs.so
  44 sysdep-rtld-routines += dl-start
  45 endif