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WIP: Less globals#46193

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Zoxc wants to merge 26 commits intorust-lang:masterrust-lang/rust:masterfrom Zoxc:less-globalsZoxc/rust:less-globalsCopy head branch name to clipboard

+2,823-2,030

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Commits on Dec 10, 2017

• Add sync module to rustc_data_structures

  Zoxc

  committed
  aa93401

• Make arenas thread safe

  Zoxc

  committed
  629a2d2

• Combine GlobalArenas and DroplessArena into AllArenas

  Zoxc

  committed
  68e2109

• A SameThread type is introduced in src/librustc_trans/metadata.rs which asserts that operations on the inner type all happen on the same thread. This is used to make ArchiveRO and ObjectFile Send +…

  Show description for 059db7d
  Zoxc

  committed
  059db7d

• Make mk_attr_id thread safe

  Zoxc

  committed
  cab774d

• Make err_count thread safe

  Zoxc

  committed
  e266fbf

• Refactor code so the call to codemap.files() does not deadlock

  Zoxc

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  359f890

• Convert IGNORED_ATTR_NAMES into a global variable and initialize it on use

  Zoxc

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  ca2e0e2

• Add a -Z query_threads compiler option

  Zoxc

  committed
  35e2afc

• Assert that GlobalCtxt is Sync

  Zoxc

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  991262b

• Make PROFQ_CHAN a global

  Zoxc

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  dafdbe6

• Make IndexVec implement Send and Sync

  Zoxc

  committed
  fb6631a

• Make TransitiveRelation thread safe. Avoid locking by using get_mut in some cases.

  Zoxc

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  e6d2320

• Remove useless Rc

  Zoxc

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  bdf5391

• Use rustc_erase_owner! which produces a Send + Sync erased owner if cfg!(parallel_queries)

  Zoxc

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  d1d1c72

• Add Encodable and Decodable impls for Arc<[T]>

  Zoxc

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  7427bfa

• Make USED_ATTRS and KNOWN_ATTRS into globals

  Zoxc

  committed
  b626fc4

• Make REGISTERED_DIAGNOSTICS a global

  Zoxc

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  d64651f

• FIXME note + thread safety

  Zoxc

  committed
  b81bd03

• Make HYGIENE_DATA a global

  Zoxc

  committed
  60bf355

• Make Span and Symbol implement Send and Sync

  Zoxc

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  f3cf981

• Make InternedString Send

  Zoxc

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  a87758f

• Make syntax_pos interners globals

  Zoxc

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  29af473

• Mechanical translation which results in GlobalCtxt being Sync

  Zoxc

  committed
  aee48c3

• Remove IGNORED_ATTR_NAMES and make PROFQ_CHAN a scoped thread local.

  Zoxc

  committed
  844c812

• Remove syntax and syntax_pos thread locals

  Zoxc

  committed
  a46f81e