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(parent: 9bcc7a6) | patch
Add Register mask support to RABasic.
authorJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 8 Feb 2012 18:54:35 +0000 (18:54 +0000)
committerJakob Stoklund Olesen <stoklund@2pi.dk>
Wed, 8 Feb 2012 18:54:35 +0000 (18:54 +0000)
commita94e635cec8dff2c9b39343643fe204dfab390dc
tree92e80954dec9e3e82977cb9ec6dcb4045bbb340ftree | snapshot
parent9bcc7a6973f76255765124fbc4e8f6022bd9f756commit | diff
Add Register mask support to RABasic.

When a virtual register is live across a call, limit the search space to
call-preserved registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150081 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocBasic.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors