Here is a resubmission of the contrib patch, adding the entries to
gcc_update to handle the multiply tables.
* config-list.mk (tilegx-linux-gnu): Add.
(tilepro-linux-gnu): Add.
* gcc_update (gcc/config/tilegx/mul-tables.c): New dependencies.
(gcc/config/tilepro/mul-tables.c): New dependencies.
diff -r -u -p -N /home/packages/gcc-4.7.0-180241/contrib/config-list.mk
./contrib/config-list.mk
--- /home/packages/gcc-4.7.0-180241/contrib/config-list.mk 2011-10-14
01:08:51.000000000 -0400
+++ ./contrib/config-list.mk 2011-10-20 10:23:51.331484000 -0400
@@ -59,7 +59,8 @@ LIST = alpha-linux-gnu alpha-freebsd6 al
sparc-leon3-linux-gnuOPT-enable-target=all sparc-netbsdelf \
sparc64-sun-solaris2.10OPT-with-gnu-ldOPT-with-gnu-asOPT-enable-threads=posix \
sparc-wrs-vxworks sparc64-elf sparc64-rtems sparc64-linux sparc64-freebsd6 \
- sparc64-netbsd sparc64-openbsd spu-elf v850e-elf v850-elf vax-linux-gnu \
+ sparc64-netbsd sparc64-openbsd spu-elf tilegx-linux-gnu tilepro-linux-gnu \
+ v850e-elf v850-elf vax-linux-gnu \
vax-netbsdelf vax-openbsd x86_64-apple-darwin \
x86_64-pc-linux-gnuOPT-with-fpmath=avx \
x86_64-elfOPT-with-fpmath=sse x86_64-freebsd6 x86_64-netbsd \
diff -r -u -p -N /home/packages/gcc-4.7.0-180241/contrib/gcc_update
./contrib/gcc_update
--- /home/packages/gcc-4.7.0-180241/contrib/gcc_update 2011-10-14
01:08:51.000000000 -0400
+++ ./contrib/gcc_update 2011-10-20 10:23:51.337478000 -0400
@@ -88,6 +88,8 @@ gcc/config/c6x/c6x-mult.md: gcc/config/c
gcc/config/m68k/m68k-tables.opt: gcc/config/m68k/m68k-devices.def
gcc/config/m68k/m68k-isas.def gcc/config/m68k/m68k-microarchs.def
gcc/config/m68k/genopt.sh
gcc/config/mips/mips-tables.opt: gcc/config/mips/mips-cpus.def
gcc/config/mips/genopt.sh
gcc/config/rs6000/rs6000-tables.opt: gcc/config/rs6000/rs6000-cpus.def
gcc/config/rs6000/genopt.sh
+gcc/config/tilegx/mul-tables.c: gcc/config/tilepro/gen-mul-tables.cc
+gcc/config/tilepro/mul-tables.c: gcc/config/tilepro/gen-mul-tables.cc
# And then, language-specific files
gcc/cp/cfns.h: gcc/cp/cfns.gperf
gcc/java/keyword.h: gcc/java/keyword.gperf
