Merge remote-tracking branch 'remotes/rth/tags/pull-tgt-20170906' into staging

tcg generic translate loop v15

# gpg: Signature made Wed 06 Sep 2017 17:02:31 BST
# gpg:                using RSA key 0x64DF38E8AF7E215F
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth/tags/pull-tgt-20170906: (32 commits)
  target/arm: Perform per-insn cross-page check only for Thumb
  target/arm: Split out thumb_tr_translate_insn
  target/arm: Move ss check to init_disas_context
  target/arm: [a64] Move page and ss checks to init_disas_context
  target/arm: [tcg] Port to generic translation framework
  target/arm: [tcg,a64] Port to disas_log
  target/arm: [tcg] Port to disas_log
  target/arm: [tcg,a64] Port to tb_stop
  target/arm: [tcg] Port to tb_stop
  target/arm: [tcg,a64] Port to translate_insn
  target/arm: [tcg] Port to translate_insn
  target/arm: [tcg,a64] Port to breakpoint_check
  target/arm: [tcg,a64] Port to insn_start
  target/arm: [tcg] Port to insn_start
  target/arm: [tcg] Port to tb_start
  target/arm: [tcg,a64] Port to init_disas_context
  target/arm: [tcg] Port to init_disas_context
  target/arm: [tcg] Port to DisasContextBase
  target/i386: [tcg] Port to generic translation framework
  target/i386: [tcg] Port to disas_log
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>