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julius |
# Common support for PowerPC ELF targets (both EABI and SVR4).
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LIB2FUNCS_EXTRA += tramp.S $(srcdir)/config/rs6000/darwin-ldouble.c
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# This one can't end up in shared libgcc
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LIB2FUNCS_STATIC_EXTRA = eabi.S
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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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tramp.S: $(srcdir)/config/rs6000/tramp.asm
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cat $(srcdir)/config/rs6000/tramp.asm > tramp.S
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ifneq (,$(findstring gnu,$(target)))
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ifeq (,$(findstring spe,$(target)))
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TARGET_LIBGCC2_CFLAGS += -mlong-double-128
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SHLIB_MAPFILES += $(srcdir)/config/rs6000/libgcc-ppc-glibc.ver
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endif
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endif
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# Switch synonyms
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MULTILIB_MATCHES_ENDIAN = mlittle=mlittle-endian mbig=mbig-endian
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MULTILIB_MATCHES_SYSV = mcall-sysv=mcall-sysv-eabi mcall-sysv=mcall-sysv-noeabi mcall-sysv=mcall-linux mcall-sysv=mcall-netbsd
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EXTRA_MULTILIB_PARTS = crtbegin$(objext) crtend$(objext) \
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crtbeginS$(objext) crtendS$(objext) crtbeginT$(objext) \
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ecrti$(objext) ecrtn$(objext) \
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ncrti$(objext) ncrtn$(objext) \
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crtsavres$(objext)
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# We build {e,n}crti.o and {e,n}crtn.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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ncrti.S: $(srcdir)/config/rs6000/sol-ci.asm
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cat $(srcdir)/config/rs6000/sol-ci.asm >ncrti.S
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ncrtn.S: $(srcdir)/config/rs6000/sol-cn.asm
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cat $(srcdir)/config/rs6000/sol-cn.asm >ncrtn.S
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crtsavres.S: $(srcdir)/config/rs6000/crtsavres.asm
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cat $(srcdir)/config/rs6000/crtsavres.asm >crtsavres.S
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# Build multiple copies of ?crt{i,n}.o, one for each target switch.
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$(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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$(T)ncrti$(objext): ncrti.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ncrti.S -o $(T)ncrti$(objext)
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$(T)ncrtn$(objext): ncrtn.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ncrtn.S -o $(T)ncrtn$(objext)
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$(T)crtsavres$(objext): crtsavres.S
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$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c crtsavres.S -o $(T)crtsavres$(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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# Make sure crt*.o are built with -fPIC even if configured with
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# --enable-shared --disable-multilib
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CRTSTUFF_T_CFLAGS_S = -fPIC -msdata=none
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