Merge branch 'upstream-merge'

Merge branch 'upstream-merge'

* upstream-merge: (94 commits)
  migration: respect exit status with exec:
  tcg-i386: fix a typo
  tcg-i386: declare tcg_out_tlb_load() inline
  tcg-i386: Remove some ifdefs in qemu_ld/st.
  tcg-i386: Split out tlb load function.
  tcg-i386: Swap order of TLB hit and miss paths.
  tcg-i386: Split out TLB Hit path from qemu_ld/st.
  tcg-i386: Tidy data16 prefixes.
  sparc64: fix umul and smul insns
  sparc64: fix udiv and sdiv insns
  sparc64: improve ldf and stf insns
  sparc64: use symbolic name for MMU index v1
  sparc64: fix ldxfsr insn
  sparc64: fix 32bit load sign extension
  sparc64: fix missing address masking v1
  sparc64: fix tag access register on mmu traps
  vnc: add missing target for vnc-encodings-*.o
  vnc: tight: don't forget the third color
  vnc: tight: don't forget last pixel in tight_encode_indexed_rect
  Monitor: Drop QMP documentation from code
  ...

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>