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# We want fine grained libraries, so use the new code to build the
# floating point emulation libraries.
FPBIT = fp-bit.c
DPBIT = dp-bit.c

dp-bit.c: $(srcdir)/config/fp-bit.c
        cat $(srcdir)/config/fp-bit.c > dp-bit.c

fp-bit.c: $(srcdir)/config/fp-bit.c
        echo '#define FLOAT' > fp-bit.c
        cat $(srcdir)/config/fp-bit.c >> fp-bit.c

# Build the libraries for pthread and all of the 
# different processor models

MULTILIB_OPTIONS        = pthread \
                          mcpu=common/mcpu=power/mcpu=powerpc/maix64

MULTILIB_DIRNAMES       = pthread \
                          common power powerpc ppc64

MULTILIB_MATCHES        = mcpu?power=mcpu?power \
                          mcpu?power=mcpu?power2 \
                          mcpu?powerpc=mcpu?power3 \
                          mcpu?powerpc=mcpu?power4 \
                          mcpu?powerpc=mcpu?powerpc \
                          mcpu?power=mcpu?rios1 \
                          mcpu?power=mcpu?rios2 \
                          mcpu?power=mcpu?rsc \
                          mcpu?power=mcpu?rsc1 \
                          mcpu?powerpc=mcpu?rs64a \
                          mcpu?powerpc=mcpu?601 \
                          mcpu?powerpc=mcpu?602 \
                          mcpu?powerpc=mcpu?603 \
                          mcpu?powerpc=mcpu?603e \
                          mcpu?powerpc=mcpu?604 \
                          mcpu?powerpc=mcpu?604e \
                          mcpu?powerpc=mcpu?620 \
                          mcpu?powerpc=mcpu?630

LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib

# Build a shared libgcc library.
SHLIB_EXT = .a
SHLIB_LINK = $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -shared -nodefaultlibs \
        -Wl,-bE:@shlib_map_file@ -o @multilib_dir@/shr.o \
        @multilib_flags@ @shlib_objs@ -lc \
        `case @multilib_dir@ in \
        *pthread*) echo -L/usr/lib/threads -lpthreads -lc_r /usr/lib/libc.a ;; \
        *) echo -lc ;; esac` ; \
        rm -f @multilib_dir@/tmp-@shlib_base_name@.a ; \
        $(AR_CREATE_FOR_TARGET) @multilib_dir@/tmp-@shlib_base_name@.a \
        @multilib_dir@/shr.o ; \
        mv @multilib_dir@/tmp-@shlib_base_name@.a \
           @multilib_dir@/@shlib_base_name@.a ; \
        rm -f @multilib_dir@/shr.o
# $(slibdir) double quoted to protect it from expansion while building
# libgcc.mk.  We want this delayed until actual install time.
SHLIB_INSTALL = \
        $$(mkinstalldirs) $$(DESTDIR)$$(slibdir)@shlib_slibdir_qual@; \
        $(INSTALL_DATA) @multilib_dir@/@shlib_base_name@.a \
                $$(DESTDIR)$$(slibdir)@shlib_slibdir_qual@/
SHLIB_LIBS = -lc `case @multilib_dir@ in *pthread*) echo -lpthread ;; esac`
SHLIB_MKMAP = $(srcdir)/mkmap-flat.awk
SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver $(srcdir)/config/rs6000/libgcc-ppc64.ver
SHLIB_NM_FLAGS = -Bpg -X32_64

# GCC 128-bit long double support routines.
LIB2FUNCS_EXTRA =  $(srcdir)/config/rs6000/ppc64-fp.c \
        $(srcdir)/config/rs6000/darwin-ldouble.c
TARGET_LIBGCC2_CFLAGS = -mlong-double-128

# Either 32-bit and 64-bit objects in archives.
AR_FLAGS_FOR_TARGET = -X32_64

# Compile Ada files with minimal-toc.  The primary focus is gnatlib, so
# that the library does not use nearly the entire TOC of applications
# until gnatlib is built as a shared library on AIX.  Compiling the
# compiler with -mminimal-toc does not cause any harm.
T_ADAFLAGS = -mminimal-toc
BOOT_LDFLAGS = -Wl,-bbigtoc
LDFLAGS = `case $(CC) in *gcc*) echo -Wl,-bbigtoc ;; esac;`