1 # Common support for PowerPC ELF targets (both EABI and SVR4).
3 # Do not build libgcc1.
7 # These are really part of libgcc1, but this will cause them to be
8 # built correctly, so... [taken from t-sparclite]
9 LIB2FUNCS_EXTRA = eabi.S tramp.S
11 # We want fine grained libraries, so use the new code to build the
12 # floating point emulation libraries.
17 dp-bit.c: $(srcdir)/config/fp-bit.c
18 cat $(srcdir)/config/fp-bit.c > dp-bit.c
20 fp-bit.c: $(srcdir)/config/fp-bit.c
21 echo '#define FLOAT' > fp-bit.c
22 cat $(srcdir)/config/fp-bit.c >> fp-bit.c
24 eabi.S: $(srcdir)/config/rs6000/eabi.asm
25 cat $(srcdir)/config/rs6000/eabi.asm > eabi.S
27 tramp.S: $(srcdir)/config/rs6000/tramp.asm
28 cat $(srcdir)/config/rs6000/tramp.asm > tramp.S
31 MULTILIB_MATCHES_FLOAT = msoft-float=mcpu?401 \
32 msoft-float=mcpu?403 \
33 msoft-float=mcpu?ec603e \
34 msoft-float=mcpu?801 \
35 msoft-float=mcpu?821 \
36 msoft-float=mcpu?823 \
38 MULTILIB_MATCHES_ENDIAN = mlittle=mlittle-endian mbig=mbig-endian
39 MULTILIB_MATCHES_SYSV = mcall-sysv=mcall-sysv-eabi mcall-sysv=mcall-sysv-noeabi mcall-sysv=mcall-linux
41 LIBGCC = stmp-multilib
42 INSTALL_LIBGCC = install-multilib
43 EXTRA_MULTILIB_PARTS = crtbegin$(objext) crtend$(objext) \
44 crtbeginS$(objext) crtendS$(objext) \
45 ecrti$(objext) ecrtn$(objext) scrt0$(objext) scrti$(objext) scrtn$(objext)
47 # We build {e,s}crti.o, {e,s}crtn.o, and scrt0.o which serve to add begin and
48 # end labels to all of the special sections used when we link using gcc.
50 # Assemble startup files.
51 ecrti.S: $(srcdir)/config/rs6000/eabi-ci.asm
52 cat $(srcdir)/config/rs6000/eabi-ci.asm >ecrti.S
54 ecrtn.S: $(srcdir)/config/rs6000/eabi-cn.asm
55 cat $(srcdir)/config/rs6000/eabi-cn.asm >ecrtn.S
57 scrti.S: $(srcdir)/config/rs6000/sol-ci.asm
58 cat $(srcdir)/config/rs6000/sol-ci.asm >scrti.S
60 scrtn.S: $(srcdir)/config/rs6000/sol-cn.asm
61 cat $(srcdir)/config/rs6000/sol-cn.asm >scrtn.S
63 scrt0.c: $(srcdir)/config/rs6000/sol-c0.c
64 cat $(srcdir)/config/rs6000/sol-c0.c >scrt0.c
66 # Build multiple copies of ?crt{i,n}.o, one for each target switch.
67 $(T)ecrti$(objext): ecrti.S
68 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ecrti.S -o $(T)ecrti$(objext)
70 $(T)ecrtn$(objext): ecrtn.S
71 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c ecrtn.S -o $(T)ecrtn$(objext)
73 $(T)scrti$(objext): scrti.S
74 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrti.S -o $(T)scrti$(objext)
76 $(T)scrtn$(objext): scrtn.S
77 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrtn.S -o $(T)scrtn$(objext)
79 $(T)scrt0$(objext): scrt0.c
80 $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(MULTILIB_CFLAGS) -c scrt0.c -o $(T)scrt0$(objext)
82 # It is important that crtbegin.o, etc., aren't surprised by stuff in .sdata.
83 CRTSTUFF_T_CFLAGS = -msdata=none
84 # There is no need to add -fPIC here because crtstuff is multilibbed
85 # and so automatically gets -fPIC when needed.
86 CRTSTUFF_T_CFLAGS_S = -msdata=none