Merge remote-tracking branch 'rth/tcg-ldst-6' into staging

# By Richard Henderson
# Via Richard Henderson
* rth/tcg-ldst-6:
  target-alpha: Convert to new ldst opcodes
  tcg-ppc64: Support new ldst opcodes
  tcg-ppc: Support new ldst opcodes
  tcg-ppc64: Convert to le/be ldst helpers
  tcg-ppc: Convert to le/be ldst helpers
  tcg-ppc64: Use TCGMemOp within qemu_ldst routines
  tcg-ppc: Use TCGMemOp within qemu_ldst routines
  tcg-arm: Improve GUEST_BASE qemu_ld/st
  tcg-arm: Convert to new ldst opcodes
  tcg-arm: Tidy variable naming convention in qemu_ld/st
  tcg-arm: Convert to le/be ldst helpers
  tcg-arm: Use TCGMemOp within qemu_ldst routines
  tcg-i386: Support new ldst opcodes
  tcg-i386: Remove "cb" output restriction from qemu_st8 for i386
  tcg-i386: Tidy softmmu routines
  tcg-i386: Use TCGMemOp within qemu_ldst routines
  tcg: Use TCGMemOp for TCGLabelQemuLdst.opc

Message-id: 1381620683-4568-1-git-send-email-rth@twiddle.net
Signed-off-by: Anthony Liguori <aliguori@amazon.com>