Add GPRPair Register class to ARM.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 26 Oct 2012 21:29:15 +0000 (21:29 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Fri, 26 Oct 2012 21:29:15 +0000 (21:29 +0000)
commite46a1046c04205ceec20cbd65e973a68ec2ac135
treee701dd46b431f3e4288b33c8ef9e74b6f3ad1aec
parent112a44d9affceb635111032f07c0d5de653b2479
Add GPRPair Register class to ARM.

Some instructions in ARM require 2 even-odd paired GPRs. This
patch adds support for such register class.

Patch by Weiming Zhao!

llvm-svn: 166816
llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp
llvm/lib/Target/ARM/ARMBaseRegisterInfo.cpp
llvm/lib/Target/ARM/ARMRegisterInfo.td
llvm/test/CodeGen/Thumb2/thumb2-uxtb.ll