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setfill
2008 Sep 16
1
[LLVMdev] PHI Elimination problem
Hi,
The PHI elimination pass calls the function copyRegToReg for copy
placement and then later tries to setkill to the temporary virtual
register used in copy placement. For this setkill action it looks only
in one instruction (last instruction for copyRegToReg) for virtual
register with no use.
My target has only one register and I can't do copyRegToReg in one
instruction only. So I create two instr...