llvm-svn: 33568

llvm-svn: 33562

llvm-svn: 33551

llvm-svn: 33542

llvm-svn: 33484

  instructions into one (e.g. tLDRrr, tLDRri -> tLDR).
- Thumb ldrsb and ldrsh only have the [reg, reg] address format. If the
  address is not an add, materialize a 0 immediate into a register and use
  it as the offset field.

llvm-svn: 33470

llvm-svn: 33353