Evan Cheng 02569d7355 - Added a hook processFunctionBeforeCalleeSaveScn(). This is called by PEI just ... before it determines which callee-save registers are to be spilled. This allows the target to make changes such as forcing certain physical registers to be spilled. - Modified comments. It's important to note the order of registers in the array returns by getCalleeSaveRegs() determines the order of callee save spill code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30635 91177308-0d34-0410-b5e6-96231b3b80d8		2006-09-28 00:07:19 +00:00
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llvm	- Added a hook processFunctionBeforeCalleeSaveScn(). This is called by PEI just	2006-09-28 00:07:19 +00:00