sysdeps/powerpc/powerpc64le/Makefile

   1 # When building float128 we need to ensure -mfloat128 is
   2 # passed to all such object files.
   3
   4 # libgcc requires __tcb_parse_hwcap_and_convert_at_platform when built with
   5 # a binary128 type.  That symbol is provided by the loader on dynamically
   6 # linked executables, forcing to link the loader after libgcc link.
   7 f128-loader-link = $(as-needed) $(elf-objpfx)ld.so $(no-as-needed)
   8
   9 ifeq ($(subdir),math)
  10 # sqrtf128 requires emulation before POWER9.
  11 CPPFLAGS += -I../soft-fp
  12
  13 # float128 requires adding a handful of extra flags.
  14 $(foreach suf,$(all-object-suffixes),%f128$(suf)): CFLAGS += -mfloat128
  15 $(foreach suf,$(all-object-suffixes),%f128_r$(suf)): CFLAGS += -mfloat128
  16 $(foreach suf,$(all-object-suffixes),$(objpfx)test-float128%$(suf)): CFLAGS += -mfloat128
  17 $(foreach suf,$(all-object-suffixes),$(objpfx)test-ifloat128%$(suf)): CFLAGS += -mfloat128
  18 CFLAGS-libm-test-support-float128.c += -mfloat128
  19 CFLAGS-test-math-issignaling.cc += -mfloat128
  20 $(objpfx)test-float128% $(objpfx)test-ifloat128%: \
  21   gnulib-tests += $(f128-loader-link)
  22 endif
  23
  24 # Append flags to string <-> _Float128 routines.
  25 ifneq ($(filter $(subdir),wcsmbs stdlib),)
  26 $(foreach suf,$(all-object-suffixes),%f128$(suf)): CFLAGS += -mfloat128
  27 $(foreach suf,$(all-object-suffixes),%f128_l$(suf)): CFLAGS += -mfloat128
  28 $(foreach suf,$(all-object-suffixes),%f128_nan$(suf)): CFLAGS += -mfloat128
  29 $(foreach suf,$(all-object-suffixes),%float1282mpn$(suf)): CFLAGS += -mfloat128
  30 $(foreach suf,$(all-object-suffixes),%mpn2float128$(suf)): CFLAGS += -mfloat128
  31 CFLAGS-bug-strtod.c += -mfloat128
  32 CFLAGS-bug-strtod2.c += -mfloat128
  33 CFLAGS-tst-strtod-round.c += -mfloat128
  34 CFLAGS-tst-wcstod-round.c += -mfloat128
  35 CFLAGS-tst-strtod6.c += -mfloat128
  36 CFLAGS-tst-strfrom.c += -mfloat128
  37 CFLAGS-tst-strfrom-locale.c += -mfloat128
  38 CFLAGS-strfrom-skeleton.c += -mfloat128
  39 $(foreach test,bug-strtod bug-strtod2 bug-strtod2 tst-strtod-round \
  40 tst-wcstod-round tst-strtod6 tst-strrom tst-strfrom-locale \
  41 strfrom-skeleton,$(objpfx)$(test)): gnulib-tests += $(f128-loader-link)
  42
  43 # When building glibc with support for _Float128, the powers of ten tables in
  44 # fpioconst.c and in the string conversion functions must be extended.  Some
  45 # Makefiles (e.g.: wcsmbs/Makefile) override CFLAGS defined by the Makefiles in
  46 # sysdeps.  This is avoided with the use sysdep-CFLAGS instead of CFLAGS.
  47 sysdep-CFLAGS += $(sysdep-CFLAGS-$(<F))
  48 sysdep-CFLAGS-fpioconst.c += -mfloat128
  49 sysdep-CFLAGS-strtod_l.c += -mfloat128
  50 sysdep-CFLAGS-strtof_l.c += -mfloat128
  51 sysdep-CFLAGS-strtold_l.c += -mfloat128
  52 sysdep-CFLAGS-wcstod_l.c += -mfloat128
  53 sysdep-CFLAGS-wcstof_l.c += -mfloat128
  54 sysdep-CFLAGS-wcstold_l.c += -mfloat128
  55 endif
  56
  57 # Append flags to printf routines.
  58 ifeq ($(subdir),stdio-common)
  59 CFLAGS-printf_fp.c = -mfloat128
  60 CFLAGS-printf_fphex.c = -mfloat128
  61 CFLAGS-printf_size.c = -mfloat128
  62 endif