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path: root/lib/CodeGen/RegisterScavenging.cpp
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* Bad bad bug. findRegisterUseOperand() returns -1 if a use if not found.Evan Cheng2007-04-031-1/+1
* Fix reversed logic in getRegsUsed. Rename RegStates to RegsAvailable toDale Johannesen2007-03-261-15/+15
* maintain LiveIn when splitting blocks (register scavenging needs it)Dale Johannesen2007-03-201-0/+7
* Minor bug fix.Evan Cheng2007-03-061-0/+2
* Register scavenger is now capable of scavenging. It spills a register whose u...Evan Cheng2007-03-061-2/+90
* Mark dead def as unused.Evan Cheng2007-03-021-2/+6
* Add a version of FindUnusedReg that restrict search to a specific set of regi...Evan Cheng2007-03-011-0/+15
* Interface clean up.Evan Cheng2007-03-011-13/+7
* Some more code clean up.Evan Cheng2007-02-271-23/+29
* Oops.Evan Cheng2007-02-271-1/+4
* RegScavenger interface change to make it more flexible.Evan Cheng2007-02-271-16/+18
* forward() should not increment internal iterator. Its client may insert instr...Evan Cheng2007-02-271-4/+25
* Add an assertion.Evan Cheng2007-02-251-2/+4
* Mark livein registers as being in used.Evan Cheng2007-02-231-0/+6
* Initial check in of register scavenger. Its only current functionality is tra...Evan Cheng2007-02-231-0/+140
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