All the mpn stuff moved here from stdio/Makefile.

This commit is contained in:
Roland McGrath 1995-03-24 03:05:04 +00:00
parent 1b8145845f
commit 3ef21326e9

View file

@ -40,4 +40,63 @@ routines := \
distribute := exit.h grouping.h
tests := tst-strtol tst-strtod testmb testrand testsort testdiv
# Several mpn functions from GNU MP are used by the strtod function.
mpn-routines := add_1 add_n addmul_1 cmp divmod divmod_1 udiv_qrnnd \
lshift rshift mod_1 mul mul_1 mul_n sub_n submul_1
mpn-headers = longlong.h gmp.h gmp-impl.h gmp-mparam.h asm-syntax.h
routines := $(strip $(routines) $(mpn-routines)) \
dbl2mpn ldbl2mpn \
mpn2flt mpn2dbl mpn2ldbl
aux := mp_clz_tab fpioconst
distribute := $(distribute) $(mpn-headers) gen-mpn-copy fpioconst.h
include ../Rules
ifdef gmp-srcdir
gmp-srcdir := $(firstword $(filter-out ..//%,$(..)$(gmp-srcdir) $(gmp-srcdir)))
# Copy the mpn source files we use from the GNU MP source directory.
# `gmp-srcdir' is set by doing `configure --with-gmp=DIR'.
# (Do not try this at home. You need an as yet unreleased version of GNU MP.)
mpn-sysdep := $(addsuffix .c,$(mpn-routines)) \
$(addsuffix .S,$(mpn-routines)) \
$(addsuffix .s,$(mpn-routines)) gmp-mparam.h asm-syntax.h
mpn-try := $(addprefix $(gmp-srcdir)/mpn/*/,$(mpn-sysdep))
mpn-found := $(wildcard $(mpn-try))
mpn-found := $(filter-out $(patsubst %.S,%.s,$(filter %.s,$(mpn-found))),\
$(mpn-found))
include mpn-copy.mk
%.mk: gen-%; sh $< > $@
mpn-copy-1 := $(patsubst $(gmp-srcdir)/mpn/%,$(sysdep_dir)/%,$(mpn-found))
mpn-copy-sysdep := $(mpn-copy-sysdep) $(mpn-copy-1)
$(mpn-copy-1): $(sysdep_dir)/%: $(ignore gmp2glibc.sed) $(gmp-srcdir)/mpn/%
$(gmp2glibc)
mpn-stuff = $(mpn-copy-sysdep) $(mpn-copy)
# chmod so I don't edit them by mistake.
define gmp2glibc
$(ignore sed -f $^ > $@-tmp)
cp $< $@-tmp
chmod a-w $@-tmp
mv -f $@-tmp $@
endef
mpn-copy = $(filter-out $(mpn-sysdep),$(mpn-headers) mp_clz_tab.c)
$(mpn-copy): %: $(ignore gmp2glibc.sed) $(gmp-srcdir)/%; $(gmp2glibc)
.PHONY: copy-mpn clean-mpn
copy-mpn: $(mpn-stuff)
clean-mpn:
rm -f $(mpn-stuff)
endif