primops: Add haddocks to BCO primops
primops: Add haddocks to BCO primops

Test Plan: none

Reviewers: simonmar, austin, hvr

Subscribers: hvr, thomie

Differential Revision: https://phabricator.haskell.org/D1082

GHC Trac Issues: #10640

ml9951/ghc,GaloisInc/halvm-ghc,da-x/ghc,mcschroeder/ghc,mettekou/ghc,TomMD/ghc,tjakway/ghcjvm,oldmanmike/ghc,oldmanmike/ghc,mettekou/ghc,tjakway/ghcjvm,snoyberg/ghc,shlevy/ghc,ghc-android/ghc,sdiehl/ghc,AlexanderPankiv/ghc,anton-dessiatov/ghc,acowley/ghc,ezyang/ghc,vikraman/ghc,da-x/ghc,olsner/ghc,tjakway/ghcjvm,anton-dessiatov/ghc,elieux/ghc,ezyang/ghc,ezyang/ghc,GaloisInc/halvm-ghc,mfine/ghc,wxwxwwxxx/ghc,wxwxwwxxx/ghc,sgillespie/ghc,mcschroeder/ghc,shlevy/ghc,anton-dessiatov/ghc,da-x/ghc,gridaphobe/ghc,mettekou/ghc,GaloisInc/halvm-ghc,olsner/ghc,ezyang/ghc,ghc-android/ghc,vTurbine/ghc,wxwxwwxxx/ghc,ml9951/ghc,anton-dessiatov/ghc,sgillespie/ghc,sdiehl/ghc,ezyang/ghc,AlexanderPankiv/ghc,nkaretnikov/ghc,tjakway/ghcjvm,GaloisInc/halvm-ghc,ezyang/ghc,ghc-android/ghc,sgillespie/ghc,mettekou/ghc,ml9951/ghc,olsner/ghc,nkaretnikov/ghc,nkaretnikov/ghc,ml9951/ghc,mfine/ghc,acowley/ghc,oldmanmike/ghc,nushio3/ghc,vTurbine/ghc,mcschroeder/ghc,elieux/ghc,nkaretnikov/ghc,snoyberg/ghc,anton-dessiatov/ghc,oldmanmike/ghc,TomMD/ghc,mcschroeder/ghc,elieux/ghc,tjakway/ghcjvm,siddhanathan/ghc,siddhanathan/ghc,oldmanmike/ghc,nushio3/ghc,snoyberg/ghc,siddhanathan/ghc,elieux/ghc,sgillespie/ghc,ghc-android/ghc,shlevy/ghc,anton-dessiatov/ghc,wxwxwwxxx/ghc,sdiehl/ghc,wxwxwwxxx/ghc,ml9951/ghc,vikraman/ghc,sdiehl/ghc,mfine/ghc,snoyberg/ghc,AlexanderPankiv/ghc,vikraman/ghc,acowley/ghc,acowley/ghc,shlevy/ghc,siddhanathan/ghc,sgillespie/ghc,snoyberg/ghc,vTurbine/ghc,anton-dessiatov/ghc,snoyberg/ghc,acowley/ghc,mfine/ghc,vikraman/ghc,mfine/ghc,siddhanathan/ghc,ezyang/ghc,ghc-android/ghc,ghc-android/ghc,ml9951/ghc,olsner/ghc,mfine/ghc,tjakway/ghcjvm,TomMD/ghc,snoyberg/ghc,da-x/ghc,vTurbine/ghc,gridaphobe/ghc,mettekou/ghc,ghc-android/ghc,oldmanmike/ghc,nushio3/ghc,acowley/ghc,ml9951/ghc,TomMD/ghc,tjakway/ghcjvm,sdiehl/ghc,vikraman/ghc,mettekou/ghc,siddhanathan/ghc,AlexanderPankiv/ghc,elieux/ghc,nushio3/ghc,vTurbine/ghc,gridaphobe/ghc,AlexanderPankiv/ghc,TomMD/ghc,gridaphobe/ghc,olsner/ghc,nkaretnikov/ghc,TomMD/ghc,elieux/ghc,vikraman/ghc,mcschroeder/ghc,mcschroeder/ghc,sgillespie/ghc,sdiehl/ghc,gridaphobe/ghc,gridaphobe/ghc,sgillespie/ghc,AlexanderPankiv/ghc,mcschroeder/ghc,vTurbine/ghc,GaloisInc/halvm-ghc,olsner/ghc,olsner/ghc,shlevy/ghc,mfine/ghc,ml9951/ghc,nushio3/ghc,TomMD/ghc,nkaretnikov/ghc,nkaretnikov/ghc,nushio3/ghc,vikraman/ghc,sdiehl/ghc,nushio3/ghc,da-x/ghc,shlevy/ghc,da-x/ghc,acowley/ghc,wxwxwwxxx/ghc,gridaphobe/ghc,GaloisInc/halvm-ghc,mettekou/ghc,siddhanathan/ghc,da-x/ghc,shlevy/ghc,GaloisInc/halvm-ghc,AlexanderPankiv/ghc,oldmanmike/ghc,elieux/ghc,wxwxwwxxx/ghc,vTurbine/ghc