# Support for adding __float128 hardware support to the powerpc.
# Tell the float128 functions that the ISA 3.0 hardware support can
# be compiled it to be selected via IFUNC functions.

FLOAT128_HW_INSNS	= -DFLOAT128_HW_INSNS

# New functions for hardware support
fp128_hardfp_src	= _mulkc3-hw.c _divkc3-hw.c
fp128_hw_funcs		= float128-hw _mulkc3-hw _divkc3-hw _powikf2-hw
fp128_hw_src		= $(srcdir)/config/rs6000/float128-hw.c _mulkc3-hw.c \
			  _divkc3-hw.c _powikf2-hw.c
fp128_hw_static_obj	= $(addsuffix $(objext),$(fp128_hw_funcs))
fp128_hw_shared_obj	= $(addsuffix _s$(objext),$(fp128_hw_funcs))
fp128_hw_obj		= $(fp128_hw_static_obj) $(fp128_hw_shared_obj)

fp128_ifunc_funcs	= float128-ifunc
fp128_ifunc_src		= $(srcdir)/config/rs6000/float128-ifunc.c
fp128_ifunc_static_obj	= float128-ifunc$(objext)
fp128_ifunc_shared_obj	= float128-ifunc_s$(objext)
fp128_ifunc_obj		= $(fp128_ifunc_static_obj) $(fp128_ifunc_shared_obj)

# Add _sw suffix to names to allow ifunc support.
fp128_sed_hw		= -hw

# Build the hardware support functions with appropriate hardware support
FP128_CFLAGS_HW		 = -Wno-type-limits -mvsx -mfloat128 \
			   -mcpu=power9 \
			   -mfloat128-hardware -mno-gnu-attribute \
			   -I$(srcdir)/soft-fp \
			   -I$(srcdir)/config/rs6000 \
			   $(FLOAT128_HW_INSNS)

$(fp128_hw_obj)		 : INTERNAL_CFLAGS += $(FP128_CFLAGS_HW)
$(fp128_hw_obj)		 : $(srcdir)/config/rs6000/t-float128-hw

$(fp128_ifunc_obj)	 : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW)
$(fp128_ifunc_obj)	 : $(srcdir)/config/rs6000/t-float128-hw

_mulkc3-hw.c: $(srcdir)/config/rs6000/_mulkc3.c
	(echo "#define __mulkc3 __mulkc3_hw"; \
	 cat $(srcdir)/config/rs6000/_mulkc3.c) > _mulkc3-hw.c

_divkc3-hw.c: $(srcdir)/config/rs6000/_divkc3.c
	(echo "#define __divkc3 __divkc3_hw"; \
	 cat $(srcdir)/config/rs6000/_divkc3.c) > _divkc3-hw.c

_powikf2-hw.c: $(srcdir)/config/rs6000/_powikf2.c
	(echo "#define __powikf2 __powikf2_hw"; \
	 cat $(srcdir)/config/rs6000/_powikf2.c) > _powikf2-hw.c