Merge commit 'e7b45cc4467f9bbae46acdc8d21ceb2a16d63b50' into upstream-merge

Merge commit 'e7b45cc4467f9bbae46acdc8d21ceb2a16d63b50' into upstream-merge

* commit 'e7b45cc4467f9bbae46acdc8d21ceb2a16d63b50':
  configure: introduce sysconfsuffix
  configure: delete duplicate create_config case stanza
  configure: dyngen is long time gone
  configure: avoid using expr
  configure: bail out early on invalid -cpu option
  configure: remove some bashisms
  target-mips: Fix compilation
  hw: honor low bit in mipssim machine
  linux-user: honor low bit of entry PC for MIPS
  target-mips: add microMIPS exception handler support
  target-mips: microMIPS ASE support
  target-mips: mips16 cleanups
  target-mips: refactor c{, abs}.cond.fmt insns
  target-mips: move FP FMT comments closer to the definitions
  target-mips: define constants for magic numbers
  tcg: get rid of DEF2 in tcg-opc.h
  tcg: get rid of copy_size in TCGOpDef

Conflicts:
	configure

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