Teach the local allocator to know that live-in values (e.g. arguments) are
authorChris Lattner <sabre@nondot.org>
Thu, 15 Jun 2006 22:21:53 +0000 (22:21 +0000)
committerChris Lattner <sabre@nondot.org>
Thu, 15 Jun 2006 22:21:53 +0000 (22:21 +0000)
commit44500e3d538a250d8591e708b62741cde0bdc249
tree6c56ff45591639202bd3a771b6088d9655d215f4
parent8e173de059ab86775d741a53431d8cb746ba7eeb
Teach the local allocator to know that live-in values (e.g. arguments) are
live at function entry.  This prevents it from using arg registers for other
purposes before the arguments are used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28809 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/RegAllocLocal.cpp