multilib

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@13074 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index ce3e0a6..8b936ce 100644 (file)
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -603,6 +603,9 @@ CONFIG_H =
 RTL_H = rtl.h rtl.def machmode.h machmode.def
 TREE_H = tree.h real.h tree.def machmode.h machmode.def
 BYTECODE_H = bytecode.h bc-emit.h bc-optab.h
+
+# "t" or nothing, for building multilibbed versions of, say, crtbegin.o.
+T =
 \f
 # Language makefile fragments.
 
@@ -995,6 +998,7 @@ stmp-multilib: $(LIBGCC1) libgcc2.c libgcc2.ready $(CONFIG_H) \
            RANLIB="$(RANLIB)" RANLIB_TEST="$(RANLIB_TEST)" \
            HOST_PREFIX="$(HOST_PREFIX)" HOST_PREFIX_1="$(HOST_PREFIX_1)" \
            LIBGCC2_CFLAGS="$(LIBGCC2_CFLAGS) $${flags}" \
+           MULTILIB_CFLAGS="$${flags}" \
            LIBGCC1="$(LIBGCC1)" LIBGCC2="$(LIBGCC2)" \
            dir="$${dir}" stmp-multilib-sub; \
          if [ $$? -eq 0 ] ; then true; else exit 1; fi; \
@@ -1003,7 +1007,11 @@ stmp-multilib: $(LIBGCC1) libgcc2.c libgcc2.ready $(CONFIG_H) \
 
 # Subroutine of stmp-multilib so make -n works.
 stmp-multilib-sub:
-       rm -f $(dir)/libgcc.a $(LIBGCC2)
+       rm -f $(LIBGCC2)
+       if [ -d $(dir) ]; then \
+         cd $(dir); \
+         rm -f libgcc.a $(EXTRA_MULTILIB_PARTS); \
+       fi
        $(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
          AR="$(AR)" AR_FLAGS="$(AR_FLAGS)" CC="$(CC)" CFLAGS="$(CFLAGS)" \
          HOST_PREFIX="$(HOST_PREFIX)" HOST_PREFIX_1="$(HOST_PREFIX_1)" \
@@ -1032,6 +1040,13 @@ stmp-multilib-sub:
        if $(RANLIB_TEST) ; then $(RANLIB) tmplibgcc.a; else true; fi
        if [ -d $(dir) ]; then true; else mkdir $(dir); fi
        mv tmplibgcc.a $(dir)/libgcc.a
+       for f in .. $(EXTRA_MULTILIB_PARTS); do if [ x$${f} != x.. ]; then \
+         $(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
+           AR="$(AR)" AR_FLAGS="$(AR_FLAGS)" CC="$(CC)" CFLAGS="$(CFLAGS)" \
+           HOST_PREFIX="$(HOST_PREFIX)" HOST_PREFIX_1="$(HOST_PREFIX_1)" \
+           MULTILIB_CFLAGS="$(MULTILIB_CFLAGS)" T="t" t$${f}; \
+         mv t$${f} $(dir)/$${f}; \
+       fi; done
 
 objc-runtime: libobjc.a
 
@@ -1062,18 +1077,15 @@ sublibobjc.a: cc1obj specs stmp-int-hdrs libgcc2.ready
 # Compile two additional files that are linked with every program
 # linked using GCC on systems using COFF or ELF, for the sake of C++
 # constructors.
-crtbegin.o: stamp-crt ; @true
-crtend.o: stamp-crt; @true
-
-stamp-crt:     crtstuff.c $(GCC_PASSES) $(CONFIG_H) gbl-ctors.h
+$(T)crtbegin.o: crtstuff.c $(GCC_PASSES) $(CONFIG_H) gbl-ctors.h
        $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(CRTSTUFF_T_CFLAGS) \
-         -DCRT_BEGIN -finhibit-size-directive -fno-inline-functions \
-         -g0 -c $(srcdir)/crtstuff.c
-       mv crtstuff$(objext) crtbegin$(objext)
+         $(MULTILIB_CFLAGS) -finhibit-size-directive -fno-inline-functions \
+         -g0 -c $(srcdir)/crtstuff.c -DCRT_BEGIN -o $(T)crtbegin$(objext)
+
+$(T)crtend.o: crtstuff.c $(GCC_PASSES) $(CONFIG_H) gbl-ctors.h
        $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(CRTSTUFF_T_CFLAGS) \
-         -DCRT_END -finhibit-size-directive -fno-inline-functions \
-         -g0 -c $(srcdir)/crtstuff.c -o crtend$(objext)
-       touch stamp-crt
+         $(MULTILIB_CFLAGS) -finhibit-size-directive -fno-inline-functions \
+         -g0 -c $(srcdir)/crtstuff.c -DCRT_END -o $(T)crtend$(objext)
 
 # On some systems we also want to install versions of these files
 # compiled using PIC for use in shared libraries.
@@ -2239,8 +2251,10 @@ install-multilib: stmp-multilib installdirs
        for i in `$(GCC_FOR_TARGET) --print-multi-lib`; do \
          dir=`echo $$i | sed -e 's/;.*$$//'`; \
          if [ -d $(libsubdir)/$${dir} ]; then true; else mkdir $(libsubdir)/$${dir}; fi; \
-         rm -f $(libsubdir)/$${dir}/libgcc.a; \
-         $(INSTALL_DATA) $${dir}/libgcc.a $(libsubdir)/$${dir}/libgcc.a; \
+         for f in libgcc.a $(EXTRA_MULTILIB_PARTS); do \
+           rm -f $(libsubdir)/$${dir}/$${f}; \
+           $(INSTALL_DATA) $${dir}/$${f} $(libsubdir)/$${dir}/$${f}; \
+         done; \
          if $(RANLIB_TEST); then \
            (cd $(libsubdir)/$${dir}; $(RANLIB) libgcc.a); else true; fi; \
          chmod a-x $(libsubdir)/$${dir}/libgcc.a; \