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path: root/llvm/lib/CodeGen/LiveVariables.cpp
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2009-07-06Avoid adding a duplicate def. This fixes PR4478.Evan Cheng1-2/+11
2009-06-20Fix PR4419: handle defs of partial uses.Evan Cheng1-7/+6
2009-06-03If there is a def of a super-register followed by a use of a sub-register, do...Evan Cheng1-14/+0
2009-05-26LiveVariables::VarInfo contains an AliveBlocks BitVector, which has as manyJeffrey Yasskin1-9/+8
2009-05-26Eliminate VarInfo::UsedBlocks.Evan Cheng1-5/+0
2009-01-20Fix PR3243: a LiveVariables bug. When HandlePhysRegKill is checking whether t...Evan Cheng1-13/+15
2008-11-21Silence unused variable warnings.Devang Patel1-0/+1
2008-11-13Use find_first/find_next to iterate through all the set bits in aDan Gohman1-4/+4
2008-10-03Switch the MachineOperand accessors back to the short names likeDan Gohman1-2/+2
2008-09-21Factor out code into HandleVirtRegDef, for consistency withDan Gohman1-13/+12
2008-08-14Use SmallSet instead of std::set to save allocations.Owen Anderson1-3/+3
2008-08-04- Fix SelectionDAG to generate correct CFGs.Owen Anderson1-0/+7
2008-07-03- Remove calls to copyKillDeadInfo which is an N^2 function. Instead, propaga...Evan Cheng1-47/+0
2008-07-03Use std::replace instead of std::find and push_back.Evan Cheng1-2/+1
2008-07-03- Add LiveVariables::replaceKillInstruction. This does a subset of instructio...Evan Cheng1-0/+9
2008-06-27Use a SmallSet when we can to reduce memory allocations.Owen Anderson1-1/+2
2008-06-25Fix the text in an assert string.Dan Gohman1-1/+1
2008-06-23This situation can occur:Bill Wendling1-2/+17
2008-04-16Rewrite LiveVariable liveness computation. The new implementation is much sim...Evan Cheng1-219/+239
2008-04-02Now that I am told MachineRegisterInfo also tracks physical register uses / d...Evan Cheng1-24/+64
2008-03-19Fix live variables issues:Evan Cheng1-6/+43
2008-03-05Refactor code. Remove duplicated functions that basically do the same thing asEvan Cheng1-70/+24
2008-02-21Clear PhysRegPartUse for the sub register as well.Bill Wendling1-1/+1
2008-02-20Remove one of the fixmes that I put in there. From Evan:Bill Wendling1-2/+3
2008-02-20Improve some comments explaining the "handle kills" stuff better.Bill Wendling1-2/+4
2008-02-20Fix comment.Bill Wendling1-2/+1
2008-02-20Added some comments and reformatted others. No functionality change.Bill Wendling1-28/+43
2008-02-20More constification of things. More comments added. No functionalityBill Wendling1-44/+76
2008-02-20No functionality change:Bill Wendling1-31/+42
2008-02-10Rename MRegisterInfo to TargetRegisterInfo.Dan Gohman1-19/+19
2008-02-05If a vr is already marked alive in a bb, then it has PHI uses that are visite...Evan Cheng1-2/+3
2008-01-24Move some functionality for adding flags to MachineInstr's into methods on Ma...Owen Anderson1-106/+14
2008-01-15Move some calls to getVRegDef higher in the callgraph, so they don't get exec...Owen Anderson1-11/+11
2008-01-15Remove DefInst from LiveVariables::VarInfo. Use the facilities on MachineReg...Owen Anderson1-27/+20
2008-01-07rename TargetInstrDescriptor -> TargetInstrDesc.Chris Lattner1-1/+1
2008-01-07Move a bunch more accessors from TargetInstrInfo to TargetInstrDescriptorChris Lattner1-2/+1
2007-12-31Rename SSARegMap -> MachineRegisterInfo in keeping with the idea Chris Lattner1-2/+4
2007-12-30Add new shorter predicates for testing machine operands for various types: Chris Lattner1-1/+1
2007-12-30More cleanups for MachineOperand:Chris Lattner1-6/+6
2007-12-30Start using the simplified methods for adding operands.Chris Lattner1-9/+15
2007-12-29Remove attribution from file headers, per discussion on llvmdev.Chris Lattner1-2/+2
2007-11-17Live interval splitting:Evan Cheng1-10/+39
2007-11-08Bring UsedBlocks back. StrongPHIElimination needs this information.Owen Anderson1-1/+8
2007-11-05Handle cases where a register and one of its super-register are both marked asEvan Cheng1-2/+4
2007-09-14Remove isReg, isImm, and isMBB, and change all their users to use Dan Gohman1-7/+7
2007-09-12Fixed a typo that's causing a missing kill marker.Evan Cheng1-4/+3
2007-09-11Sometimes a MI can define a register as well as defining a super-register at theEvan Cheng1-6/+7
2007-08-01Bugs: missing partial uses and redundant partial defs.Evan Cheng1-4/+20
2007-07-20Don't assume that only Uses can be kills. Defs are marked as kills initiallyDan Gohman1-8/+6
2007-07-17Dead code.Evan Cheng1-1/+0