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Commits on Oct 13, 2016

• Memory-SSA: strengthen defClobbersUseOrDef interface

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• commit back "GVN-hoist: fix store past load dependence analysis (PR30216, PR30499)"

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Commits on Oct 12, 2016

• Memory-SSA cleanup of clobbers interface, NFC

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• GVN-hoist: fix store past load dependence analysis (PR30216, PR30499)

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Commits on Oct 8, 2016

• [AArch64] Avoid generating indexed vector instructions for Exynos

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Commits on Sep 22, 2016

• GVN-hoist: do not dereference null pointers

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• GVN-hoist: fix store past load dependence analysis (PR30216)

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• GVN-hoist: fix typo

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• GVN-hoist: move hoist testcase to GVNHoist dir

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• GVN-hoist: only hoist relevant scalar instructions

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Commits on Aug 27, 2016

• GVN-hoist: invalidate MD cache (PR29144)

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Commits on Aug 25, 2016

• GVN-hoist: fix hoistingFromAllPaths for loops (PR29034)

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Commits on Aug 8, 2016

• GVN-hoist: enable by default

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Commits on Aug 4, 2016

• GVN-hoist: enable by default

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• GVN-hoist: fix early exit logic

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• Make GVN Hoisting obey optnone/bisect.

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• GVN-hoist: enable by default

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Commits on Aug 3, 2016

• GVN-hoist: limit the length of dependent instructions

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• GVN-hoist: compute DFS numbers once

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• GVN-hoist: compute MSSA once per function (PR28670)

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• Pass EphValues by const-ref as it is not modified in the callee

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Commits on Jul 27, 2016

• GVN-hoist: improve code generation for recursive GEPs

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• GVN-hoist: use DFS numbers instead of walking the instruction stream

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• add a verbose mode to Loop->print() to print all the basic blocks of a loop

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• add function isLoopLatch

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• refactor code in verifyLoop: NFC.

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• Move assert as early as possible

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Commits on Jul 26, 2016

• GVN-hoist: use a DFS numbering of instructions (PR28670)

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• GVN-hoist: limit hoisting depth (PR28670)

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Commits on Jul 22, 2016

• GVN-hoist: move check before mutating the IR

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Commits on Jul 21, 2016

• GVN-hoist: add missing check for all GEP operands available

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• GVH-hoist: only clone GEPs (PR28606)

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Commits on Jul 15, 2016

• bugpoint: add flag -verbose-errors

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• code hoisting pass based on GVN

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