74 lines
2.6 KiB
Plaintext
74 lines
2.6 KiB
Plaintext
# Common support for PowerPC eabi, System V targets.
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# Do not build libgcc1.
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LIBGCC1 =
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CROSS_LIBGCC1 =
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# These are really part of libgcc1, but this will cause them to be
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# built correctly, so... [taken from t-sparclite]
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LIB2FUNCS_EXTRA = fp-bit.c dp-bit.c eabi.S eabi-ctors.c tramp.S
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dp-bit.c: $(srcdir)/config/fp-bit.c
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cat $(srcdir)/config/fp-bit.c > dp-bit.c
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fp-bit.c: $(srcdir)/config/fp-bit.c
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echo '#define FLOAT' > fp-bit.c
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cat $(srcdir)/config/fp-bit.c >> fp-bit.c
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eabi.S: $(srcdir)/config/rs6000/eabi.asm
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cat $(srcdir)/config/rs6000/eabi.asm > eabi.S
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eabi-ctors.c: $(srcdir)/config/rs6000/eabi-ctors.c
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cat $(srcdir)/config/rs6000/eabi-ctors.c > eabi-ctors.c
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tramp.S: $(srcdir)/config/rs6000/tramp.asm
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cat $(srcdir)/config/rs6000/tramp.asm > tramp.S
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# Switch synonyms
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MULTILIB_MATCHES_FLOAT = msoft-float=mcpu?403 msoft-float=mcpu?821 msoft-float=mcpu?860
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MULTILIB_MATCHES_ENDIAN = mlittle=mlittle-endian mbig=mbig-endian
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MULTILIB_MATCHES_SYSV = mcall-sysv=mcall-sysv-eabi mcall-sysv=mcall-sysv-noeabi
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LIBGCC = stmp-multilib
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INSTALL_LIBGCC = install-multilib
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EXTRA_MULTILIB_PARTS = ecrti$(objext) ecrtn$(objext) scrt0$(objext) scrti$(objext) scrtn$(objext)
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# We build {e,s}crti.o, {e,s}crtn.o, and scrt0.o which serve to add begin and
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# end labels to all of the special sections used when we link using gcc.
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# Assemble startup files.
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ecrti.S: $(srcdir)/config/rs6000/eabi-ci.asm
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cat $(srcdir)/config/rs6000/eabi-ci.asm >ecrti.S
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ecrtn.S: $(srcdir)/config/rs6000/eabi-cn.asm
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cat $(srcdir)/config/rs6000/eabi-cn.asm >ecrtn.S
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scrti.S: $(srcdir)/config/rs6000/sol-ci.asm
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cat $(srcdir)/config/rs6000/sol-ci.asm >scrti.S
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scrtn.S: $(srcdir)/config/rs6000/sol-cn.asm
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cat $(srcdir)/config/rs6000/sol-cn.asm >scrtn.S
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scrt0.c: $(srcdir)/config/rs6000/sol-c0.c
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cat $(srcdir)/config/rs6000/sol-c0.c >scrt0.c
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# Build multiple copies of ?crt{i,n}.o, one for each target switch.
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$(T)ecrti$(objext): ecrti.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ecrti.S -o $(T)ecrti$(objext)
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$(T)ecrtn$(objext): ecrtn.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ecrtn.S -o $(T)ecrtn$(objext)
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$(T)scrti$(objext): scrti.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrti.S -o $(T)scrti$(objext)
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$(T)scrtn$(objext): scrtn.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrtn.S -o $(T)scrtn$(objext)
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$(T)scrt0$(objext): scrt0.c
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrt0.c -o $(T)scrt0$(objext)
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# It is important that crtbegin.o, etc., aren't surprised by stuff in .sdata.
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CRTSTUFF_T_CFLAGS = -msdata=none
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CRTSTUFF_T_CFLAGS_S = -fpic -msdata=none
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