MAINTAINERS: add entries for TCG

The MAINTAINERS file was lacking entries concerning the TCG code, add
them based on the git history.

For the common TCG code, is probably better to keep qemu-devel@non-gnu.org
as this code can break easily, so it's better to get it reviewed by a few
persons.
Acked-by: NAlexander Graf <agraf@suse.de>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

MAINTAINERS

@@ -426,3 +426,56 @@ Linux user
 M: Riku Voipio <riku.voipio@iki.fi>
 S: Maintained
 F: linux-user/
+
+Tiny Code Generator (TCG)
+-------------------------
+Common code
+M: qemu-devel@nongnu.org
+S: Maintained
+F: tcg/
+
+ARM target
+M: Andrzej Zaborowski <balrogg@gmail.com>
+S: Maintained
+F: tcg/arm/
+
+HPPA target
+M: Richard Henderson <rth@twiddle.net>
+S: Maintained
+F: tcg/hppa/
+
+i386 target
+M: qemu-devel@nongnu.org
+S: Maintained
+F: tcg/i386/
+
+IA64 target
+M: Aurelien Jarno <aurelien@aurel32.net>
+S: Maintained
+F: tcg/ia64/
+
+MIPS target
+M: Aurelien Jarno <aurelien@aurel32.ne>
+S: Maintained
+F: tcg/mips/
+
+PPC
+M: Vassili Karpov (malc) <av1474@comtv.ru>
+S: Maintained
+F: tcg/ppc/
+
+PPC64 target
+M: Vassili Karpov (malc) <av1474@comtv.ru>
+S: Maintained
+F: tcg/ppc64/
+
+S390 target
+M: Alexander Graf <agraf@suse.de>
+M: Richard Henderson <rth@twiddle.net>
+S: Maintained
+F: tcg/s390/
+
+SPARC target
+M: Blue Swirl <blauwirbel@gmail.com>
+S: Maintained
+F: tcg/sparc/