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path: root/lib/CodeGen/PreAllocSplitting.cpp
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* VNInfo cleanup.Lang Hames2009-06-171-21/+21
* In some rare cases, the register allocator can spill registers but end up not...Evan Cheng2009-05-031-4/+3
* Fix pr3954. The register scavenger asserts for inline assembly withBob Wilson2009-04-091-2/+2
* Remove the "fast" cases for spill and restore point determination, as these w...Owen Anderson2009-03-311-126/+59
* Give the pre-alloc splitter access to the VirtRegMap. It doesn't do anythingOwen Anderson2009-03-141-0/+8
* (Hopefully) silence a warning.Owen Anderson2009-03-051-1/+1
* Be more careful about choosing restore points when doing restore folding. Th...Owen Anderson2009-03-051-5/+28
* Add a restore folder, which shaves a dozen or so machineinstrs off oggenc. U...Owen Anderson2009-03-041-6/+75
* Fix a crash in the pre-alloc splitter exposed by recent codegen changes.Owen Anderson2009-02-201-0/+6
* Add TargetInstrInfo::isSafeToMoveRegisterClassDefs. It returns true if it's s...Evan Cheng2009-02-061-1/+4
* Pre-alloc splitting needs to be more careful to avoid inserting spills/restoresOwen Anderson2009-02-051-22/+72
* MergeValueInto is too smart: it might choose to do the merge the opposite dir...Owen Anderson2009-02-021-2/+18
* Refactor PerformPHIConstruction, no functionality changes.Evan Cheng2009-02-021-125/+165
* Fix test failures causes by my previous commit.Owen Anderson2009-02-011-0/+1
* Fix an issue in PHI construction that was exposed by GCC 4.2 producing a diff...Owen Anderson2009-02-011-40/+27
* Correct the algorithms for choosing spill and restore points so that we don't...Owen Anderson2009-01-291-2/+23
* Fix an issue where restores could be inserted after a terminator instruction,Owen Anderson2009-01-291-4/+12
* Comments are good. :-)Owen Anderson2009-01-291-3/+30
* Add support for aggressive load-use-store folding. This takes care of the Owen Anderson2009-01-291-19/+85
* Make the pre-split-limit option more useful by using a per-function counter.Owen Anderson2009-01-271-1/+7
* Reapply r63025 and r63026, with fixes for the failing testcases.Owen Anderson2009-01-261-356/+13
* Also revert r63206Bill Wendling2009-01-261-0/+321
* Temporarily revert r63025 until the testsuite failures can be fixed.Bill Wendling2009-01-261-12/+34
* Get rid of a bunch of dead code now that interval reconstruction is enabled.resistor2009-01-261-321/+0
* Fix an issue where LiveIntervals was trying to be smart about removing killresistor2009-01-261-34/+12
* Silence a bogus compiler warning.evancheng2009-01-261-1/+1
* Some cleanups. No functional changes.resistor2009-01-241-26/+34
* Stage two of fixing pre-alloc-splitting's code size issues: filter out restor...Owen Anderson2009-01-231-9/+37
* Add an initial pass at dead spill/restore removal for pre alloc splitting.Owen Anderson2009-01-231-4/+56
* I accidentally removed this check in an earlier commit, which cause breakage ...Owen Anderson2009-01-211-0/+4
* Be more aggressive about renumbering vregs after splitting them.Owen Anderson2009-01-211-3/+7
* Change TargetInstrInfo::isMoveInstr to return source and destination sub-regi...Evan Cheng2009-01-201-3/+3
* More two-address fixes. This gets lua working with join-creation enabled.Owen Anderson2009-01-121-6/+10
* The phi construction algorithm used for interval reconstruction is complicate...Owen Anderson2009-01-061-13/+27
* Get rid of sentinel insertion in interval reconstruction. It just masked theOwen Anderson2009-01-051-5/+0
* Get live interval reconstruction several steps closer to working.Owen Anderson2008-12-311-66/+86
* Add braces, as suggested by a gcc warning.Duncan Sands2008-12-291-4/+6
* Fix up kill/dead marking in the new live interval reconstruction code.Owen Anderson2008-12-281-6/+18
* Add prototype code for recomputing a live interval's ranges and valnos throug...Owen Anderson2008-12-281-1/+260
* Re-apply r61158 in a form that no longer breaks tests.Owen Anderson2008-12-181-36/+61
* Revert r61158 for now, as it caused some test failures.Owen Anderson2008-12-171-46/+36
* Fix miscompilations caused by renumbering, and enable it as part of prealloc ...Owen Anderson2008-12-171-36/+46
* Add code to renumber split intervals into new vregs. This is disabled for no...Owen Anderson2008-12-161-0/+48
* Switch to top-down mode and fix a crasher this exposed caused by an error in theOwen Anderson2008-12-071-1/+11
* Factor out some common code.Owen Anderson2008-12-041-76/+39
* Add support for folding spills into preceding defs when doing pre-alloc split...Owen Anderson2008-12-021-27/+101
* Add support for rematerialization in pre-alloc-splitting.Owen Anderson2008-11-191-3/+95
* Fix a bug introduced by my previous patch. With this change, SPEC is now cle...Owen Anderson2008-11-181-1/+1
* Don't allow the restore point to be placed after terminators. With this change,Owen Anderson2008-11-131-2/+2
* Don't walk into predecessors in which the vreg is not live when doing shrinkw...Owen Anderson2008-11-111-0/+2