Merge remote-tracking branch 'remotes/rth/tags/tgt-axp-pull-20140424' into staging

target-alpha queue pull for 20140424

# gpg: Signature made Thu 24 Apr 2014 20:44:23 BST using RSA key ID 4DD0279B
# gpg: Can't check signature: public key not found

* remotes/rth/tags/tgt-axp-pull-20140424: (40 commits)
  target-alpha: Remove cpu_unique, cpu_sysval, cpu_usp
  target-alpha: Tidy alpha_translate_init
  target-alpha: Don't issue goto_tb under singlestep
  target-alpha: Use non-local temps for zero/sink
  target-alpha: Use extract to get insn fields
  target-alpha: Convert mfpr/mtpr to source/sink
  target-alpha: Convert gen_cpys et al to source/sink
  target-alpha: Convert gen_fcvtlq/ql to source/sink
  target-alpha: Convert gen_fcmov to source/sink
  target-alpha: Convert gen_bcond to source/sink
  target-alpha: Convert most ieee insns to source/sink
  target-alpha: Convert gen_ieee_input to source/sink
  target-alpha: Convert MVIOP2 to source/sink
  target-alpha: Convert ARITH3 to source/sink
  target-alpha: Convert FARITH3 to source/sink
  target-alpha: Convert FARITH2 to source/sink
  target-alpha: Convert gen_zap/not to source/sink
  target-alpha: Convert gen_ins_h/l to source/sink
  target-alpha: Convert gen_ext_h/l to source/sink
  target-alpha: Convert gen_msk_h/l to source/sink
  ...

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