source: src/AST/Convert.cpp

Revision Log Mode:


Legend:

Added
Modified
Copied or renamed
Diff Rev Age Author Log Message
(edit) @e874605   2 years j82liang Add class InlineValueDecl?, which is a Declaration class that works as … ADTast-experimental
(edit) @5408b59   2 years j82liang Remove var in QualifiedNameExpr? ADTast-experimental
(edit) @1e30df7   2 years j82liang Supports inline enums ADTast-experimental
(edit) @b0d9ff7   2 years j82liang Fix up the QualifiedNameExpr?. It should now work on both old AST and … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @1931bb01   2 years ajbeach Converted 'Validate A' to the new AST. There some utility changes as well. ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @7edd5c1   2 years ajbeach Assorted fixes to the AST, found while I was trying to add more … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @24ceace   3 years j82liang Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @9e7236f4   3 years j82liang Resolution of struct enum. The codegen of struct enum will be in the … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @298fe57   3 years ajbeach Translated 3/4 of validate_B. Link Reference To Types has been removed … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @f6e6a55   3 years ajbeach Added ast::WaitForClause? and changed ast::WaitForStmt? to use it. This … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @374cb117   3 years j82liang Replace the interface for EnumDecl? node construction to support … ADTast-experimentalpthread-emulationqualifiedEnum
(edit) @4ec9513   3 years ajbeach Converted validate C, including adding DimensionExpr? to the new ast. ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @92538ab   3 years j82liang Resolve conflict ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @4559b34   3 years j82liang Update the String Enum implementation. The declaration now can handles … ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @b230091   3 years ajbeach Added a 'missing' TypeInstType? constructor and rewrote some calls to … ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @400b8be   3 years ajbeach Added StmtClause? and converted the existing nodes that should be clauses. ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @f238fcc2   3 years j82liang Enable numeric type for typed enum ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @39d8950   3 years ajbeach Thread global information through resolution. Non-top-level calls to … ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @3e54399   3 years j82liang The compiler now will add a cast to base type for the usage of type … ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @f135b50   3 years j82liang The compiler is now trying to pass the value of enum const to code … ADTast-experimentalenumpthread-emulationqualifiedEnum
(edit) @ff3b0249   3 years pabuhr add else clause into WhileDoStmt? and ForStmt? ADTast-experimentalenumforall-pointer-decaypthread-emulationqualifiedEnum
(edit) @3b0bc16   3 years pabuhr change class name WhileStmt? to WhileDoStmt?, add else clause to … ADTast-experimentalenumforall-pointer-decaypthread-emulationqualifiedEnum
(edit) @1387ea0   3 years ajbeach We can now thread the global/special declarations from convert to … ADTast-experimentalenumforall-pointer-decaypthread-emulationqualifiedEnum
(edit) @bb9924c   3 years f37yu fix unique expr pass ADTast-experimentalenumforall-pointer-decaynew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6cebfef   3 years caparson added mutex stmt monitor ADTast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @cc64be1d   3 years ajbeach Added VTableType to the conversion passes. ADTast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6e50a6b   3 years mlbrooks Implementing language-provided syntax for (array) dimensions. Former … ADTast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @2d019af   4 years pabuhr parser global pragmas, fixes #241 ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @3e5dd913   4 years f37yu reimplement function type and eliminate deep copy ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @361bf01   4 years f37yu remove ParameterizedType? and put content into FunctionType? ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @b3a0df6   4 years f37yu attempt to fix sizeType in new ast ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6a45bd78   4 years f37yu cleanup: remove params in TypeDecl? (never used) ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @23954b6   4 years ajbeach Convert now fills in the globals of the TranslationUnit?. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @16ba4a6f   4 years f37yu factor out resolver calls in pre-resolution stage ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @293dc1c   4 years ajbeach TranslationUnit? is now used at the top-level of the new-ast passes. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @490fb92e   4 years f37yu move FixInit? to new ast ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @954c954   4 years f37yu Move function argument and return variable declarations from … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @98e8b3b   4 years ajbeach ast::ReferenceToType? is now ast::BaseInstType?. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @4ef08f7   4 years Thierry Delisle Implemented KeywordCast? in CandidateFinder? of new AST. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @ef9988b   4 years f37yu fix lost typeinst in resolved assertions ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @07d867b   4 years f37yu attempt to fix inferparams ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @81da70a5   4 years f37yu actually fill inferred params and disable a check ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @8ff586c   4 years f37yu eliminate sharing in StmtExpr? for backward convert ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @7030dab   5 years Thierry Delisle Merge branch 'master' into new-ast ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @37cdd97   5 years Thierry Delisle Added a ast node for suspend statements ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @07de76b   5 years pabuhr remove file TypeVar?.h* and put TypeVar::Kind into TypeDecl?, move … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @312029a   5 years pabuhr move enum Aggregate from DeclarationNode? to AggregateDecl?, add … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @9802f4c   5 years Thierry Delisle Merge branch 'master' into new-ast ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @665f432   5 years Thierry Delisle Fixed trac #149 where operand names in asm statements where … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @4a60488   5 years ajbeach Merged from master taking the lvalue changes to expression and … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @ae265b55   5 years mlbrooks Two fixes of MemberExpr? handling on new-AST. Each bug on its own, and … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @033ff37   5 years pabuhr remove attribute expression '@'name mechanism ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @4eb43fa   5 years Thierry Delisle Merge branch 'new-ast' of plg.uwaterloo.ca:software/cfa/cfa-cc into new-ast ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @f6cc734e   5 years mlbrooks Fixing new-resolver bug with incorrectly reused FunctionType? pieces in … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @e67991f   5 years Thierry Delisle WithStmt? is now a Declaration ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @7870799   5 years Thierry Delisle Cast cost and conversion cost now take constant parameters. This … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @3c6e417   5 years Thierry Delisle Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @1ae47de   5 years ajbeach Convert now handles attributes on types. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @a2a85658   5 years mlbrooks Fixed conversion of tuple assignments to reuse the common part … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @1e5dedc4   5 years Thierry Delisle Fixed conversion for waitforstmt ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @e6faef4   5 years ajbeach One DeclWithType::asmName conversion was missing. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6e55240   5 years mlbrooks Fixed tuple expressions crashing on code gen when convert-convert run … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @aba20d2   5 years Thierry Delisle Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @8b34df0   5 years Thierry Delisle Removed incorrect copying in InferredParameters? conversion ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @c36298d   5 years mlbrooks Fixed handling of "literals.cfa" string-detail test cases by … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6896548   5 years mlbrooks Fixed convert-convert issues with strings, when conversion happens … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @21300d7   5 years Thierry Delisle Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @aaeacf4   5 years Thierry Delisle Removed global look-up table from UniqueId? to Decl ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @558d13b   5 years mlbrooks fix conversion bug in constants; string constants were being mistaken … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6e3e0717   5 years Thierry Delisle Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6355ba7   5 years Thierry Delisle Removed debugging prints which are no longer useful ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @a62749f   5 years ajbeach Better support for loose labels. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @05d55ff   5 years a3moss Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @60aaa51d   5 years a3moss More resolver porting; mostly CurrentObject? ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @0b73f0c   5 years Thierry Delisle More progress on the conversion pass ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @546e712   5 years Thierry Delisle Fix for 1 bug of N ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @2a54479   5 years ajbeach Convert persevers Validate::SizeType?. Removed the inCache checks I'm … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @8568319   5 years mlbrooks fixed string constants getting extra quotes on roundtrip conversion ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @a935892   5 years Thierry Delisle Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @8d70648   5 years a3moss Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @d76c588   5 years a3moss Stubs for new resolver, implementation of new indexer, type environment ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @043a5b6   5 years Thierry Delisle Extended dereference operator hack to destroy clause ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @d88f8b3b   5 years ajbeach Another fix to break cycles in the converter. ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @0aedb01   5 years Thierry Delisle Fix error introduced in merge ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @f57dd25   5 years Thierry Delisle Merge branch 'cleanup-dtors' ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @157a816   5 years ajbeach Convert supports SymTab::dereferenceOperator and some sue declarations … ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @ebc0a85   5 years Thierry Delisle Merge branch 'master' into cleanup-dtors ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @2c04369   5 years ajbeach Fixed some problems in convert. One of which was better solved by … ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @1259c35   5 years Thierry Delisle Merge branch 'master' into cleanup-dtors ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @d908563   5 years Thierry Delisle Merge branch 'master' into cleanup-dtors ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @6f4b7f2   5 years a3moss Finish Stmt printers, implement short_mode for Decls ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @f1ec88a   5 years ajbeach Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @f685679   5 years ajbeach Translation can go both ways without crashing. Don't seem to be the … ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @20a5977   5 years a3moss Added kind to ConstantExpr? and some Expr prints ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @0b57626   5 years ajbeach Silenced a warning and removed trailing whitespace. ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @489bacf   5 years a3moss Changed Attribute field to params Done for consistency with other … ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @8abee136   5 years mlbrooks early bug fixes from running conversion old-new-old, just before resolver ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @dd6d7c6   5 years mlbrooks Implememented draft conversion in rememaining misc cases ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @37eef7a   5 years a3moss Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
(edit) @4073b16   5 years a3moss Cache statement conversions for ImplicitCtorDtorStmt? ADTarm-ehast-experimentalcleanup-dtorsenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
Note: See TracRevisionLog for help on using the revision log.