sysdeps/powerpc/powerpc64/Makefile

   1 # Powerpc64 specific build options.
   2 # this is ./sysdeps/powerpc/powerpc64/Makefile
   3
   4 # Each TOC entry takes 8 bytes and the TOC holds up to 2^16 bytes,
   5 # or 8192 entries.
   6 # If -fpic is not specified, the latest gcc-3.2.1 now generates
   7 # different code for call stubs (without the TOC reload).
   8 # Shared objects need the TOC reload so specify -fpic.
   9 ifeq (yes,$(build-shared))
  10 pic-ccflag = -fpic
  11 endif
  12
  13 ifeq ($(subdir),csu)
  14 sysdep_routines += hp-timing
  15 elide-routines.os += hp-timing
  16 ifneq ($(elf),no)
  17 # The initfini generation code doesn't work in the presence of -fPIC, so
  18 # we use -fpic instead which is much better.
  19 CFLAGS-initfini.s += -fpic -O1
  20 endif
  21 endif
  22
  23 ifeq ($(subdir),elf)
  24 # help gcc inline asm code from dl-machine.h
  25 +cflags += -finline-limit=2000
  26 endif
  27
  28 ifeq ($(subdir),gmon)
  29 # The assembly functions assume that fp arg regs are not trashed.
  30 # Compiling with -msoft-float ensures that fp regs are not used
  31 # for moving memory around.
  32 CFLAGS-mcount.c += -msoft-float
  33 endif