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AgeCommit message (Expand)Author
2011-10-15Fix indvars randomness by removing iteration over a map.Andrew Trick
2011-10-13Avoid undefined behavior in negation in LSR. Patch by Ahmed Charles.Eli Friedman
2011-10-13Enhance the memdep interface so that users can tell the difference between a ...Eli Friedman
2011-10-12Fix a couple hash functions so that they do not depend on undefined shifts. ...Eli Friedman
2011-10-12Add missing space.Nick Lewycky
2011-10-11Fix PR11106 by correcting a typo that has been in the code for over a year. ThisCameron Zwarich
2011-10-11Remove a lot of the fancy scalar replacement code for dealing with llvm-gcc'sCameron Zwarich
2011-10-11Add experimental -enable-lsr-phielim option.Andrew Trick
2011-10-11Move replaceCongruentIVs into SCEVExapander and bias toward "expanded"Andrew Trick
2011-10-07LSR should only reuse phis that match its formula.Andrew Trick
2011-10-07Teach GVN to also propagate switch cases. For example, in this codeDuncan Sands
2011-10-06Remove the old atomic instrinsics. autoupgrade functionality is included wit...Eli Friedman
2011-10-05PR11061: Make simplifylibcalls fold strcmp("", x) correctly.Eli Friedman
2011-10-05GVN does simple propagation of conditions: when it sees a conditionalDuncan Sands
2011-10-05Generalize GVN's conditional propagation logic slightly:Duncan Sands
2011-10-04LSR should avoid redundant edge splitting.Andrew Trick
2011-10-01Inlining and unrolling heuristics should be aware of free truncs.Andrew Trick
2011-09-29Fold two identical set lookups into one. No functionality change.Nick Lewycky
2011-09-29When eliminating unnecessary retain+autorelease on return values,Dan Gohman
2011-09-29Don't eliminate objc_retainBlock calls on stack objects if theDan Gohman
2011-09-29typo + pastoAndrew Trick
2011-09-29LSR: rewrite inner loops only.Andrew Trick
2011-09-28indvars should hoist [sz]ext because licm is not rerun.Andrew Trick
2011-09-27Stop emitting instructions with the name "tmp" they eat up memory and have to...Benjamin Kramer
2011-09-27Split the landing pad basic block with the correct function. Also merge theBill Wendling
2011-09-27Disable LSR retry by default.Andrew Trick
2011-09-26LSR, one of the new Cost::isLoser() checks did not get merged in the previous...Andrew Trick
2011-09-26LSR cost metric minor fix and verification.Andrew Trick
2011-09-23LSR minor bug fix in RateRegister.Andrew Trick
2011-09-22PR10987: add a missed safety check to isSafePHIToSpeculate in scalarrepl.Eli Friedman
2011-09-20Make sure IPSCCP never marks a tracked call as overdefined in SCCPSolver::Res...Eli Friedman
2011-09-15Reapply r139759. Disable IV rewriting by default. See PR10916.Andrew Trick
2011-09-14Don't mark objc_retainBlock as nounwind. It calls user copy constructorsDan Gohman
2011-09-14objc_retainBlock is not NoModRef because it can update forwarding pointersDan Gohman
2011-09-13[indvars] Revert r139579 until 401.bzip -arch i386 miscompilation is fixed. P...Andrew Trick
2011-09-13Disable IV rewriting by default. See PR10916.Andrew Trick
2011-09-13[indvars] Fix bugs in floating point IV range checks noticed by inspection.Andrew Trick
2011-09-13Add comment to clarify the behavior of a helper in DSE.Eli Friedman
2011-09-13Correct grammar.Eli Friedman
2011-09-12Change a bunch of isVolatile() checks to check for atomic load/store as well.Eli Friedman
2011-09-12Rename -disable-iv-rewrite to -enable-iv-rewrite=false in preparation for def...Andrew Trick
2011-09-10[disable-iv-rewrite] Allow WidenIV to handle NSW/NUW operationsAndrew Trick
2011-09-09Comment formatting.Andrew Trick
2011-09-06Add -verify-indvars for imperfect SCEV trip count verification after indvars.Andrew Trick
2011-09-06Use IRBuilder.Devang Patel
2011-09-06Try again at r138809 (make DSE more aggressive in removing dead stores at the...Owen Anderson
2011-09-04Use Duncan's patch to delete the instructions in reverse order (minus the lan...Bill Wendling
2011-09-02Update comments to reflect reality.Bill Wendling
2011-09-02Enable SCEV-based unrolling by default.Andrew Trick
2011-09-02Compare type size instead of type _store_ size to make sure that BitCastInstJakub Staszak