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path: root/lib/CodeGen/LiveIntervalAnalysis.cpp
AgeCommit message (Expand)Author
2007-12-06Fix for PR1831: if all defs of an interval are re-materializable, then it's a...Evan Cheng
2007-12-05MachineInstr can change. Store indexes instead.Evan Cheng
2007-12-05If a split live interval is spilled again, remove the kill marker on its last...Evan Cheng
2007-12-05Clobber more bugs.Evan Cheng
2007-12-05Fix kill info for split intervals.Evan Cheng
2007-12-05- Mark last use of a split interval as kill instead of letting spiller track it.Evan Cheng
2007-12-04Discard split intervals made empty due to folding.Evan Cheng
2007-12-03TypoEvan Cheng
2007-12-03Update kill info for uses of split intervals.Evan Cheng
2007-12-02Remove redundant foldMemoryOperand variants and other code clean up.Evan Cheng
2007-12-01Fix a bug where splitting cause some unnecessary spilling.Evan Cheng
2007-12-01Allow some reloads to be folded in multi-use cases. Specifically testl r, r -...Evan Cheng
2007-11-30Do not fold reload into an instruction with multiple uses. It issues one extr...Evan Cheng
2007-11-29Do not lose rematerialization info when spilling already split live intervals.Evan Cheng
2007-11-29Fix a major performance issue with splitting. If there is a def (not def/use)Evan Cheng
2007-11-29Replace the odd kill# hack with something less fragile.Evan Cheng
2007-11-29Fixed various live interval splitting bugs / compile time issues.Evan Cheng
2007-11-28Recover compile time regression.Evan Cheng
2007-11-17Live interval splitting:Evan Cheng
2007-11-15Fix a thinko in post-allocation coalescer.Evan Cheng
2007-11-14Clean up sub-register implementation by moving subReg information back toEvan Cheng
2007-11-12Refactor some code.Evan Cheng
2007-11-07Simplify my (il)logic.Evan Cheng
2007-11-06When the allocator rewrite a spill register with new virtual register, it rep...Evan Cheng
2007-11-06Fix a bug where a def use operand isn't being detected as a sub-register use.Evan Cheng
2007-11-05Fix PR1187.Evan Cheng
2007-11-03There are times when the coalescer would not coalesce away a copy but the copyEvan Cheng
2007-10-17Apply Chris' suggestions.Evan Cheng
2007-10-17Clean up code that calculate MBB live-in's.Evan Cheng
2007-10-12Did mean to leave this in. INSERT_SUBREG isn't being coalesced yet.Evan Cheng
2007-10-12EXTRACT_SUBREG coalescing support. The coalescer now treats EXTRACT_SUBREG likeEvan Cheng
2007-10-08Kill cycle of an live range is always the last use index + 1.Evan Cheng
2007-10-03Use empty() member functions when that's what's being tested for insteadDan Gohman
2007-09-14Remove isReg, isImm, and isMBB, and change all their users to use Dan Gohman
2007-09-06Fix a memory leak.Evan Cheng
2007-09-05Use pool allocator for all the VNInfo's to improve memory access locality. Th...Evan Cheng
2007-08-30Try fold re-materialized load instructions into its uses.Evan Cheng
2007-08-29Change LiveRange so it keeps a pointer to the VNInfo rather than an index.Evan Cheng
2007-08-16Fix some kill info update bugs; add hidden option -disable-rematerialization ...Evan Cheng
2007-08-13Re-implement trivial rematerialization. This allows def MIs whose live interv...Evan Cheng
2007-08-11Code to maintain kill information during register coalescing.Evan Cheng
2007-08-08Adding kill info to val#.Evan Cheng
2007-08-08- Each val# can have multiple kills.Evan Cheng
2007-08-07- LiveInterval value#'s now have 3 components: def instruction #,Evan Cheng
2007-06-27If a livein is not used in the block. It's live through.Evan Cheng
2007-06-27Fix an obvious bug. Old code only worked for the entry block.Evan Cheng
2007-06-19Replace M_REMATERIALIZIBLE and the newly-added isOtherReMaterializableLoadDan Gohman
2007-06-14Add a target hook to allow loads from constant pools to be rematerialized, an...Dan Gohman
2007-06-08Factor live variable analysis so it does not do register coalescingDavid Greene
2007-05-14Only worry about intervening kill if there are more than one live ranges in t...Evan Cheng