2008-05-03 H.J. Lu <hongjiu.lu@intel.com>

[pf3gnuchains/gcc-fork.git] / gcc / config / i386 / t-rtems-i386

diff --git a/gcc/config/i386/t-rtems-i386 b/gcc/config/i386/t-rtems-i386
index d112e2e..6486e09 100644 (file)
--- a/gcc/config/i386/t-rtems-i386
+++ b/gcc/config/i386/t-rtems-i386
@@ -5,13 +5,47 @@
 # version of these files.
 #
 
-LIBGCC1 = 
-CROSS_LIBGCC1 = 
-
-crti.o: $(srcdir)/config/i386/sol2-ci.asm $(GCC_PASSES)
+$(T)crti.o: $(srcdir)/config/i386/sol2-ci.asm $(GCC_PASSES)
        sed -e '/^!/d' <$(srcdir)/config/i386/sol2-ci.asm >crti.s
-       $(GCC_FOR_TARGET) -c -o crti.o crti.s
-crtn.o: $(srcdir)/config/i386/sol2-cn.asm $(GCC_PASSES)
+       $(GCC_FOR_TARGET) -c -o $(T)crti.o crti.s
+$(T)crtn.o: $(srcdir)/config/i386/sol2-cn.asm $(GCC_PASSES)
        sed -e '/^!/d' <$(srcdir)/config/i386/sol2-cn.asm >crtn.s
-       $(GCC_FOR_TARGET) -c -o crtn.o crtn.s
+       $(GCC_FOR_TARGET) -c -o $(T)crtn.o crtn.s
+
+# 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
+
+LIB2FUNCS_EXTRA = xp-bit.c
+
+dp-bit.c: $(srcdir)/config/fp-bit.c
+       echo '#ifdef __LITTLE_ENDIAN__' > dp-bit.c
+       echo '#define FLOAT_BIT_ORDER_MISMATCH' >>dp-bit.c
+       echo '#endif'           >> dp-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
+       echo '#ifdef __LITTLE_ENDIAN__' >> fp-bit.c
+       echo '#define FLOAT_BIT_ORDER_MISMATCH' >>fp-bit.c
+       echo '#endif'           >> fp-bit.c
+       cat $(srcdir)/config/fp-bit.c >> fp-bit.c
+
+xp-bit.c: $(srcdir)/config/fp-bit.c
+       echo '#define EXTENDED_FLOAT_STUBS' > xp-bit.c
+       cat $(srcdir)/config/fp-bit.c >> xp-bit.c
+
+MULTILIB_OPTIONS = mtune=i486/mtune=pentium/mtune=pentiumpro \
+msoft-float
+MULTILIB_DIRNAMES= m486 mpentium mpentiumpro soft-float
+MULTILIB_MATCHES = msoft-float=mno-m80387
+MULTILIB_MATCHES += mtune?pentium=mtune?k6 mtune?pentiumpro=mtune?mathlon
+MULTILIB_EXCEPTIONS = \
+mtune=pentium/*msoft-float* \
+mtune=pentiumpro/*msoft-float*
+
+EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o
 
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib