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path: root/lib/CodeGen/LiveIntervalAnalysis.cpp
AgeCommit message (Expand)Author
2009-06-02Update to in-place spilling framework. Includes live interval scaling and tri...Lang Hames
2009-05-26LiveVariables::VarInfo contains an AliveBlocks BitVector, which has as manyJeffrey Yasskin
2009-05-03In some rare cases, the register allocator can spill registers but end up not...Evan Cheng
2009-04-27Fix PR4076. Correctly create live interval of physical register with two-addr...Evan Cheng
2009-04-27Fix PR4056. It's possible a physical register def is dead if its implicit use...Evan Cheng
2009-04-21It has finally happened. Spiller is now using live interval info.Evan Cheng
2009-04-20Added a linearscan register allocation optimization. When the register alloca...Evan Cheng
2009-04-13Don't abort on an aliasing physical register that does not haveDan Gohman
2009-04-09Fix pr3954. The register scavenger asserts for inline assembly withBob Wilson
2009-04-08Implement support for using modeling implicit-zero-extension on x86-64Dan Gohman
2009-03-26Don't assign a new stack slot if the pre-alloc splitter already assigned one.Owen Anderson
2009-03-23Fix PR3391 and PR3864. Reg allocator infinite looping.Evan Cheng
2009-03-23Model inline asm constraint which ties an input to an output register as mach...Evan Cheng
2009-03-19Fix the Win32 VS2008 build:Sebastian Redl
2009-03-19Added MachineInstr::isRegTiedToDefOperand to check for two-addressness.Evan Cheng
2009-03-05Fix how livein live intervals are handled. Previously it could end at MBB sta...Evan Cheng
2009-02-08Fix PR3486. Fix a bug in code that manually patch physical register live inte...Evan Cheng
2009-01-29Exit with nice warnings when register allocator run out of registers.Evan Cheng
2009-01-20Change TargetInstrInfo::isMoveInstr to return source and destination sub-regi...Evan Cheng
2009-01-07The coalescer does not coalesce a virtual register to a physical register if ...Evan Cheng
2008-12-19Fix PR3149. If an early clobber def is a physical register and it is tied to ...Evan Cheng
2008-12-08Clarify some comments.Dan Gohman
2008-12-05Reason #3 from 60595 doesn't hold true. If we can fold a PIC load from constp...Evan Cheng
2008-12-05Fix comment.Evan Cheng
2008-12-05Drop the reg argument to isRegReDefinedByTwoAddr, which was redundant.Dan Gohman
2008-12-03Rename isSimpleLoad to canFoldAsLoad, to better reflect its meaning.Dan Gohman
2008-11-26LiveRanges are represented as half-open ranges. Fix the findLiveInMBBs codeDan Gohman
2008-11-21Silence unused variable warnings.Devang Patel
2008-11-13Use find_first/find_next to iterate through all the set bits in aDan Gohman
2008-11-12Remove some debugging code made redundant by the change to doDan Gohman
2008-10-29- Rewrite code that update register live interval that's split.Evan Cheng
2008-10-27Fix PR2634. Create new virtual registers from spills early so that weDavid Greene
2008-10-24Avoid splitting an interval multiple times; avoid splitting re-materializable...Evan Cheng
2008-10-18By min, I mean max.Evan Cheng
2008-10-18When creating intervals, leave min(1, numdefs) holes after each instruction.Evan Cheng
2008-10-07Add an option to enable StrongPHIElimination, for ease of testing.Owen Anderson
2008-10-03Switch the MachineOperand accessors back to the short names likeDan Gohman
2008-09-30Fix a simple error in renumbering kill markaers, that took an inordinant amou...Owen Anderson
2008-09-30Re-apply 56835 along with header file changes.Evan Cheng
2008-09-30Revert commit 56835 since it breaks the build.Duncan Sands
2008-09-30If a re-materializable instruction has a register operand, the spiller will c...Evan Cheng
2008-09-24Next round of earlyclobber handling. Approach theDale Johannesen
2008-09-21Fetch the starting index of the block when assigning intervals. This gets li...Owen Anderson
2008-09-19Remove AsmThatEarlyClobber etc. from LiveIntervalAnalysisDale Johannesen
2008-09-17Add a bit to mark operands of asm's that conflictDale Johannesen
2008-09-15Live intervals for live-in registers should begin at the beginning of a basic...Owen Anderson
2008-09-13Remove isImm(), isReg(), and friends, in favor of Dan Gohman
2008-08-19Allow the fast-path spilling code to attempt folding, but still leaving out ...Owen Anderson
2008-08-19The fast-path still needs to set kill markers and spill/restore points as app...Owen Anderson
2008-08-19Add a flag to enable the fast spilling path.Owen Anderson