Merge branch 'tcg-sparc' of git://repo.or.cz/qemu/rth

Merge branch 'tcg-sparc' of git://repo.or.cz/qemu/rth

* 'tcg-sparc' of git://repo.or.cz/qemu/rth:
  tcg-sparc: Preserve branch destinations during retranslation
  tcg-sparc: Fix and enable direct TB chaining.
  tcg-sparc: Add %g/%o registers to alloc_order
  tcg-sparc: Use defines for temporaries.
  tcg-sparc: Mask shift immediates to avoid illegal insns.
  tcg-sparc: Clean up cruft stemming from attempts to use global registers.
  tcg-sparc: Change AREG0 in generated code to %i0.
  tcg-sparc: Support GUEST_BASE.
  tcg-sparc: Fix qemu_ld/st to handle 32-bit host.
  tcg-sparc: Assume v9 cpu always, i.e. force v8plus in 32-bit mode.
  tcg-sparc: Don't MAP_FIXED on top of the program
  tcg-sparc: Fix ADDX opcode.
  tcg-sparc: Hack in qemu_ld/st64 for 32-bit.
  linux-user: Use memcpy in get_user/put_user.