Merge commit 'c24a9c6ef946ec1b5b280061d4f7b579aaac6707' into upstream-merge

Merge commit 'c24a9c6ef946ec1b5b280061d4f7b579aaac6707' into upstream-merge

* commit 'c24a9c6ef946ec1b5b280061d4f7b579aaac6707': (56 commits)
  tcg/ppc64: Remove tcg_out_addi
  tcg/ppc: Remove tcg_out_addi
  vnc: Fix compilation with --enable-vnc-png
  virtio-serial: Fix segfault on guest boot
  Fix MinGW compilation when --enable-vnc-jpeg is specified
  TCG/Sparc64: use stack for TCG temps
  TCG/x86: use stack for TCG temps
  TCG/x86: use TCG_REG_CALL_STACK instead of TCG_REG_ESP
  TCG: remove broken stack allocation for call arguments
  TCG: fix negative frame offset calculations
  Delegate setup of TCG temporaries to targets
  cpu-exec.c: avoid AREG0 use
  qemu-kvm: fix pulseaudio detection in configure
  exec: last_first_tb was only used in !ONLY_USER case
  w32: Remove redundant definitions of PRI*64
  Do not include compatfd for WIN32
  Fix comment typos in hw/armv7m.c
  MAINTAINERS: Fix typo in email address
  blockdev: Put space after comma in error message
  Spell "unkown" correctly in error_report() arguments
  ...

Signed-off-by: Avi Kivity <avi@redhat.com>