[pull] swiftwasm from main#2028

Merged

pull[bot] merged 16 commits intoswiftwasmfrom

Oct 19, 2020

Commits on Oct 16, 2020

MemBehavior: handle begin_access when checking for apply side-effects.
eeckstein
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TempRValueOpt: don't use collectLoads in tryOptimizeStoreIntoTemp
eeckstein
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TempRValueOpt: refactoring: simplify the signature of collectLoads
eeckstein
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TempRValueOpt: move the mayWrite-check for applies from collectLoads to checkNoSourceModification
eeckstein
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TempRValueOpt: fix the handling of begin_access
eeckstein
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TempRValueOpt: fix the handling of load [take]
eeckstein
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SILBuilder: add an API to insert _after_ an instruction.
eeckstein
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TempRValueOpt: fix the placement of destroy_addr in case of a copy_addr [take]
eeckstein
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TempRValueOpt: don't allow copy_addr [take] from a projection of the temporary.
eeckstein
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TempRValueOpt: only do the check for "unusual" temp object destruction in non-OSSA mode.
eeckstein
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[build] OpenBSD can install XCTest.
3405691582
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