[commit: ghc] wip/T14373's head updated: Implement pointer tagging for 'big' families #14373 (72056b3)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

Branch 'wip/T14373' now includes:

     af0aea9 core-spec: Add join points to formalism
     29ae833 Tidy up IfaceEqualityTyCon
     1317ba6 Implement the EmptyDataDeriving proposal
     1130c67 PPC NCG: Impl branch prediction, atomic ops.
     b0b80e9 Implement the basics of hex floating point literals
     e0df569 Use proper Unique for Name
     b938576 Add custom exception for fixIO
     36f0cb7 TcRnDriver: Bracket family instance consistency output in -ddump-rn-trace
     cbd6a4d Introduce -dsuppress-stg-free-vars flag
     bd765f4 Fix atomicread/write operations
     d9b6015 Revert "Move check-ppr and check-api-annotations to testsuite/utils"
     51321cf rts/PrimOps.cmm: add declaration for heapOverflow closure
     4353756 CmmSink: Use a IntSet instead of a list
     15f788f llvmGen: Pass vector arguments in vector registers by default
     eb37132 Bump haddock submodule
     3c8e55c Name TypeRep constructor fields
     19ca2ca Deserialize all function TypeReps
     5d48f7c Fix documentation and comment issues
     df479f7 change example from msum to mfilter
     436b3ef Clean up comments about match algorithm a bit.
     f6521e6 testsuite: Bump metrics of haddock.Cabal
     4dfb790 rts/win32: Emit exception handler output to stderr
     6f990c5 cmm/CBE: Fix comparison between blocks of different lengths
     a27056f cmm/CBE: Fix a few more zip uses
     2ded536 Typo in glasgow_exts.rst
     35642f4 Update ErrorCall documentation for the location argument
     8613e61 DynFlags: Introduce -show-mods-loaded flag
     59de290 Update autoconf test for gcc to require 4.7 and up
     66b5b3e Specialise lcm :: Word -> Word -> Word (trac#14424)
     275ac8e base: Add examples to Bifunctor documentation
     7b0b9f6 Squashed 'hadrian/' content from commit 438dc57
     5cee480 Merge commit '7b0b9f603bb1215e2b7af23c2404d637b95a4988' as 'hadrian'
     0ff152c WIP on combining Step 1 and 3 of Trees That Grow
     7d6fa32 Set up Linux, OSX and FreeBSD on CircleCI.
     b0cabc9 Set up AppVeyor, Windows CI.
     6f665cc Sdist -> bindist -> tests
     07e0d0d Revert "Sdist -> bindist -> tests"
     ed18f47 Factor out builds into steps. Address ghc/ghc#83 comments.
     ae7c33f testsuite: Bump haddock.compiler allocations
     7d34f69 relnotes: Clarify a few things
     c1bc923 relnotes: Note enabling of -fllvm-pass-vectorse-in-regs
     93b4820 Revert "WIP on combining Step 1 and 3 of Trees That Grow"
     9f8dde0 Update link to Haskeline user preferences
     bf9ba7b base: Escape \ in CallStack example
     14d885e Merge remote-tracking branch 'github/pr/83'
     21970de Imrpove comments about equality types
     30058b0 Fix another dark corner in the shortcut solver
     2c2f3ce Minimise provided dictionaries in pattern synonyms
     fe6848f Fix in-scope set in simplifier
     438dd1c WIP on Doing a combined Step 1 and 3 for Trees That Grow
     803ed03 Invoke lintUnfolding only on top-level unfoldings (#14430)
     6bd352a Remove left-overs from compareByteArray# inline conversion
     10ff3e3 testsuite: Fix output of T14394
     bdd2d28 Update Win32 version for GHC 8.4.
     9773053 Merge initial Hadrian snapshot
     ce9a677 base: Add test for #14425
     c59d6da base: Normalize style of approxRational
     5834da4 base: Fix #14425
     0656cb4 Update comment in GHC.Real (trac#14432)
     6b52b4c Remove unreliable Core Lint empty case checks
     e6b13c9 testsuite: Add test for #5889
     75291ab Change `OPTIONS_GHC -O` to `OPTIONS_GHC -O2`
     f8e7fec Fix PPC NCG after blockID patch
     5229c43 Squashed 'hadrian/' changes from 438dc576e7..5ebb69ae1e
     506ba62 Merge commit '5229c43ccf77bcbffeced01dccb27398d017fa34'
     f11f252 Windows: Bump to GCC 7.2 for GHC 8.4
     ba2ae2c Adds cmm-sources to base
     426af53 Use LICENSE instead of ../LICENSE in the compiler.cabal file
     5f158bc circleci: Bump down thread count
     86c50a1 Declare proper spec version in `base.cabal`
     e3ec2e7 WIP on combined Step 1 and 3 for Trees That Grow, HsExpr
     0a85190 Fix a TyVar bug in the flattener
     f570000 A bit more tc-tracing
     47ad657 TTG3 Combined Step 1 and 3 for Trees That Grow
     f5dc8cc Add new mbmi and mbmi2 compiler flags
     6dfe982 StaticPointers: Clarify documentation
     5dea62f Adds rts/rts.cabal.in file
     8b1020e RTS: Disable warnings in ffi.h
     ea26162 CLabel: Clean up unused label types
     1aba27a CLabels: Remove CaseLabel
     383016b Add dump flag for timing output
     d9f0c24 rts: Fix gc timing
     d0a641a Allow the rts lib to be called rts-1.0
     3bed4aa Cabalify all the things
     e14945c Adjust AltCon Ord instance to match Core linter requirements.
     ec080ea users_guide: Fix "CancelSynchronousIo" casing
     c1fcd9b Squashed 'hadrian/' changes from 5ebb69a..fa3771f
     07ac921 Pull recent Hadrian changes from upstream
     2f46387 Detect overly long GC sync
     2da7813 Document -ddump-timings
     c729734 configure: Fix incorrect quoting
     12a7444 Adds -ghc-version flag to ghc.
     835d8dd GHC.Prim use virtual-modules
     bb11a2d Relocatable GHC
     74070bb Fix rts.cabal.in
     912a72d Fix T4437
     b8e324a base: Make documentation of atomically more accurate
     7d16d8a Fix #elfi -> #elif; unbreak -Werror.
     ca3700a Rename ghc-version -> ghcversion-file
     606bbc3 Stop generating make files when using hadrian.
     e66913d Bump hsc2hs submodule
     25f36bd Bump haddock submodule
     ddded7e ghc-pkg: Add missing newlines to usage message
     1b1ba9d rel-notes: Fix up formatting in release notes
     d213ee8 CircleCI: Disable artifact collection on OS X
     66d1799 configure: Fix ar probed flags
     0b20d9c base: Document GHC.Stack.CCS internals
     314bc31 Revert "trees that grow" work
     90a819b CircleCI: Add webhook for Harbormaster builds
     2ca2259 Update ANNOUNCE
     763ecac rts: Move libdwPrintBacktrace to public interface
     f376eba rts: Fix inconsistencies in how retainer and heap censuses are timed.
     63e4ac3 Add warn-missing-export-lists
     8a8a79a Update leftover reference to refer to [FunBind vs PatBind]
     dad9864 Remove hadrian sub-dir from .gitignore
     0db4627 Test Trac #14488
     bb2a08e testsuite: Add test for #14257
     23116df cmm: Optimise remainders by powers of two
     eb5a40c base: Remove redundant subtraction in (^) and stimes
     7a73a1c Bump stm submodule
     2d1c671 ErrUtils: Refactor dump file logic
     c11f145 ErrUtils: Ensure timing dumps are always output on one line
     360d740 Squashed 'hadrian/' changes from fa3771fe6b..4499b294e4
     abdb555 Update Hadrian
     341013e Revert "Add new mbmi and mbmi2 compiler flags"
     5fdb858 Fix README
     33cbc9f CircleCI: Perform nightly validation of unregisterised build
     866f669 CircleCI: Try validating LLVM as well
     e2cc106 circleci: Build with Hadrian
     ad57e28 CircleCI: Install lbzip2 and patch
     5e35627 rts/Printer: add closure name entries for small arrays (Fixes #14513)
     30aa643 SysTools: Expand occurrences of $topdir anywhere in a Settings path
     69cd1e9 SysTools: Split up TopDir logic into new module
     599243e DynFlags: Expand $topdir in --info output
     99089fc users-guide: Fix :default: placement
     f209e66 base: fdReady(): Fix timeouts > ~49 days overflowing. Fixes #14262.
     a1950e6 CircleCI: Reenable artifact collection on Darwin
     471d677 Don't complain about UNPACK in -fno-code.
     6282366 Follow symlinks in the Win32 code for System.Environment.getExecutablePath
     b241d6d Add obvious Outputable Integer instance.
     f713be7 RtsFlags: allow +RTS -K0
     00b96b2 boot: Eliminate superfluous output
     4efe5fe Check quantification for partial type signatues
     df1a0c0 typecheck: Consistently use pretty quotes in error messages
     eb86e86 Don't call alex for Cabal lib during GHC build
     e4dc2cd relnotes: Rework treatment of included package list
     54fda25 base: Rip out old RTS statistics interface
     17e71c1 CLabel.labelType: Make catch-all case explicit
     048a913 cmm: Use LocalBlockLabel instead of AsmTempLabel to represent blocks
     16dd532 CLabel: Refactor pprDynamicLinkerAsmLabel
     55e621c nativeGen: Use plusUFMList instead of foldr
     7dc82d6 nativeGen: Use foldl' instead of foldl
     66c1c8e CLabel: More specific debug output from CLabel
     d3b80c7 Cmm: Add missing cases for BlockInfoTable
     030d9d4 CLabel: A bit of documentation
     4c65867 CircleCI: Disallow hscolour 1.24.3
     3c0ffd1 CircleCI: Freeze all packages at fixed index state
     5b3f33b Minor tweaks to codegens.rst
     b6428af Comments only: Trac #14511
     b6a2691 Bump unix submodule
     f246d35 Darwin: Set deployment target
     d672b7f Darwin: Use gmp from homebrew
     6998772 Make use of boot TyThings during typechecking.
     e1fb283 Handle CPP properly in Backpack
     12efb23 Add trace injection
     bc761ad Cache TypeRep kinds aggressively
     72056b3 Implement pointer tagging for 'big' families #14373