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Commits on Oct 11, 2017

• fix simplify-locals bug where we create a br_if value, which is dangerous if we are moving code out of the br_if's condition - the value executes before (#1213)

  kripken

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Commits on Oct 4, 2017

• Add a superclass typedef to WalkerPass to simplify overrides (#1211)

  jgravelle-google

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Commits on Sep 6, 2017

• clean up untaken => unreachable, as well as unnecessary named stuff in validation that was from when we differentiated reachable from unreachable breaks (#1166)

  kripken

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• Return to more structured type rules for block and if (#1148)

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  kripken

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Commits on Jul 11, 2017

• add the option to seek named breaks, not just taken breaks; refactor headers to make this practical

  kripken

  committed
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• finalize new drops in SimplifyLocals

  kripken

  committed
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Commits on May 18, 2017

• Validate finalization (#1014)

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  kripken

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Commits on Feb 23, 2017

• Default Walker subclasses to using Visitor<SubType> (#921)

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  jgravelle-google

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Commits on Feb 7, 2017

• Improve handling of implicit traps (#898)

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  kripken

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Commits on Nov 6, 2016

• improve local simplication: simplify without if/block structure values before coalesce, so that coalesce can remove all copies, then do another pass of full simplification after it

  kripken

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Commits on Nov 5, 2016

• add variants of simplify-locals with and without teeing and structural opts

  kripken

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Commits on Oct 28, 2016

• refactor get_local counting out of simplify-locals (#812)

  kripken

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Commits on Oct 13, 2016

• when simplify-locals give br_if a value, the br_if also returns it, so it must be dropped

  kripken

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Commits on Sep 23, 2016

• fix a simplify-locals bug where we didn't notice and if already had a result value

  kripken

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Commits on Sep 14, 2016

• when optimizing a block return value, replacing the sunk set with the value is only possible if the break is unconditional; if it is condition, we must tee the value so that if the break condition …

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  kripken

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Commits on Sep 8, 2016

• do a first pass in SimplifyLocals that focuses on single-use locals

  kripken

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Commits on Sep 7, 2016

• add drop and tee expressions

  kripken

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Commits on Jun 21, 2016

• Add initialization functions for passes to avoid missing pass registration due to linker dead code elimination. Fixes #577.

  

  juj

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  kripken

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Commits on Jun 3, 2016

• move function parallelism to pass and pass runner, which allows more efficient parallel execution (#564)

  kripken

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Commits on May 30, 2016

• refactor walk logic into walk* and doWalk* methods, for a more regular API that is clearer where it should be overridden (#551)

  kripken

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Commits on May 19, 2016

• vacuum away everything not tied down

  kripken

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Commits on May 5, 2016

• clear sinkables on unoptimizable blocks, as they have a control flow merge

  kripken

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• note defaults of switches in SimplifyLocals

  kripken

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Commits on Apr 24, 2016

• optimize block and if returns, by merging set_locals that flow out of them

  kripken

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Commits on Apr 18, 2016

• handle dead stores in SimplifyLocals

  kripken

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• remove old comments in SimplifyLocals

  kripken

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• create a UnifiedExpressionVisitor for passes that want a single visitor function, to avoid confusion with having both visit* and visitExpression in a single pass (#357)

  kripken

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• use a vector for get_local counts in SimplifyLocals (#356)

  kripken

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• index locals, so that get_local and set_local have just an index, and local names are kept on the Function object (#354)

  kripken

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Commits on Apr 15, 2016

• Function parallelism (#343)

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  kripken

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Commits on Apr 12, 2016

• drop completely unused locals in ReorderLocals

  kripken

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• continue simplifying locals while opportunities present themselves

  kripken

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• dyn_cast => dynCast

  kripken

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Commits on Apr 11, 2016

• remove set_locals with no remaining gets in SimplifyLocals

  kripken

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• De-recurse traversals (#333)

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  kripken

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