some attempts to make symbolfiles work again

compiler/canonicalizer.nim

@@ -383,18 +383,28 @@ proc createDb() =
       interfHash varchar(256) not null,
       fullHash varchar(256) not null,
 
-      created timestamp not null default (DATETIME('now')),
+      created timestamp not null default (DATETIME('now'))
     );""")
 
   db.exec(sql"""
+    create table if not exists Backend(
+      id integer primary key,
+      strongdeps varchar(max) not null,
+      weakdeps varchar(max) not null,
+      header varchar(max) not null,
+      code varchar(max) not null
+    )
+
     create table if not exists Symbol(
       id integer primary key,
       module integer not null,
+      backend integer not null,
       name varchar(max) not null,
       data varchar(max) not null,
       created timestamp not null default (DATETIME('now')),
 
-      foreign key (module) references module(id)
+      foreign key (module) references Module(id),
+      foreign key (backend) references Backend(id)
     );""")
 
   db.exec(sql"""
@@ -409,7 +419,3 @@ proc createDb() =
     );""")
 
 
-  #db.exec(sql"""
-  #  --create unique index if not exists TsstNameIx on TestResult(name);
-  #  """, [])
-

compiler/nversion.nim

@@ -13,5 +13,5 @@
 const
   MaxSetElements* = 1 shl 16  # (2^16) to support unicode character sets?
   VersionAsString* = system.NimVersion
-  RodFileVersion* = "1215"       # modify this if the rod-format changes!
+  RodFileVersion* = "1216"       # modify this if the rod-format changes!
 

compiler/options.nim

@@ -70,6 +70,12 @@ type                          # please make sure we have under 32 options
     optExcessiveStackTrace    # fully qualified module filenames
 
   TGlobalOptions* = set[TGlobalOption]
+
+const
+  harmlessOptions* = {optForceFullMake, optNoLinking, optReportConceptFailures,
+    optRun, optUseColors, optStdout}
+
+type
   TCommands* = enum           # Nim's commands
                               # **keep binary compatible**
     cmdNone, cmdCompileToC, cmdCompileToCpp, cmdCompileToOC,

compiler/rodread.nim

@@ -566,7 +566,8 @@ proc processRodFile(r: PRodReader, hash: SecureHash) =
     of "GOPTIONS":
       inc(r.pos)              # skip ':'
       var dep = cast[TGlobalOptions](int32(decodeVInt(r.s, r.pos)))
-      if gGlobalOptions != dep: r.reason = rrOptions
+      if gGlobalOptions-harmlessOptions != dep-harmlessOptions:
+        r.reason = rrOptions
     of "CMD":
       inc(r.pos)              # skip ':'
       var dep = cast[TCommands](int32(decodeVInt(r.s, r.pos)))
@@ -580,14 +581,14 @@ proc processRodFile(r: PRodReader, hash: SecureHash) =
         if not condsyms.isDefined(getIdent(w)):
           r.reason = rrDefines #MessageOut('not defined, but should: ' + w);
         if r.s[r.pos] == ' ': inc(r.pos)
-      if (d != countDefinedSymbols()): r.reason = rrDefines
+      if d != countDefinedSymbols(): r.reason = rrDefines
     of "FILES":
       inc(r.pos, 2)           # skip "(\10"
       inc(r.line)
       while r.s[r.pos] != ')':
-        let relativePath = decodeStr(r.s, r.pos)
-        let resolvedPath = relativePath.findModule(r.origFile)
-        let finalPath = if resolvedPath.len > 0: resolvedPath else: relativePath
+        let finalPath = decodeStr(r.s, r.pos)
+        #let resolvedPath = relativePath.findModule(r.origFile)
+        #let finalPath = if resolvedPath.len > 0: resolvedPath else: relativePath
         r.files.add(finalPath.fileInfoIdx)
         inc(r.pos)            # skip #10
         inc(r.line)
@@ -683,8 +684,11 @@ proc newRodReader(modfilename: string, hash: SecureHash,
     if version != RodFileVersion:
       # since ROD files are only for caching, no backwards compatibility is
       # needed
+      #echo "expected version ", version, " ", RodFileVersion
+      result.memfile.close
       result = nil
   else:
+    result.memfile.close
     result = nil
 
 proc rrGetType(r: PRodReader, id: int, info: TLineInfo): PType =
@@ -818,9 +822,8 @@ proc checkDep(fileIdx: int32): TReasonForRecompile =
   var hash = getHash(fileIdx)
   gMods[fileIdx].reason = rrNone  # we need to set it here to avoid cycles
   result = rrNone
-  var r: PRodReader = nil
   var rodfile = toGeneratedFile(filename.withPackageName, RodExt)
-  r = newRodReader(rodfile, hash, fileIdx)
+  var r = newRodReader(rodfile, hash, fileIdx)
   if r == nil:
     result = (if existsFile(rodfile): rrRodInvalid else: rrRodDoesNotExist)
   else:

compiler/rodwrite.nim

@@ -39,13 +39,6 @@ type
 
   PRodWriter = ref TRodWriter
 
-proc newRodWriter(hash: SecureHash, module: PSym): PRodWriter
-proc addModDep(w: PRodWriter, dep: string)
-proc addInclDep(w: PRodWriter, dep: string)
-proc addInterfaceSym(w: PRodWriter, s: PSym)
-proc addStmt(w: PRodWriter, n: PNode)
-proc writeRod(w: PRodWriter)
-
 proc getDefines(): string =
   result = ""
   for d in definedSymbolNames():
@@ -86,16 +79,17 @@ proc newRodWriter(hash: SecureHash, module: PSym): PRodWriter =
   result.origFile = module.info.toFilename
   result.data = newStringOfCap(12_000)
 
-proc addModDep(w: PRodWriter, dep: string) =
+proc addModDep(w: PRodWriter, dep: string; info: TLineInfo) =
   if w.modDeps.len != 0: add(w.modDeps, ' ')
-  encodeVInt(fileIdx(w, dep), w.modDeps)
+  let resolved = dep.findModule(info.toFullPath)
+  encodeVInt(fileIdx(w, resolved), w.modDeps)
 
 const
   rodNL = "\x0A"
 
-proc addInclDep(w: PRodWriter, dep: string) =
-  var resolved = dep.findModule(w.module.info.toFullPath)
-  encodeVInt(fileIdx(w, dep), w.inclDeps)
+proc addInclDep(w: PRodWriter, dep: string; info: TLineInfo) =
+  let resolved = dep.findModule(info.toFullPath)
+  encodeVInt(fileIdx(w, resolved), w.inclDeps)
   add(w.inclDeps, " ")
   encodeStr($secureHashFile(resolved), w.inclDeps)
   add(w.inclDeps, rodNL)
@@ -147,7 +141,7 @@ proc encodeNode(w: PRodWriter, fInfo: TLineInfo, n: PNode,
     encodeVInt(n.typ.id, result)
     pushType(w, n.typ)
   case n.kind
-  of nkCharLit..nkInt64Lit:
+  of nkCharLit..nkUInt64Lit:
     if n.intVal != 0:
       result.add('!')
       encodeVBiggestInt(n.intVal, result)
@@ -562,13 +556,15 @@ proc process(c: PPassContext, n: PNode): PNode =
       #            addInterfaceSym(w, a.sons[j].sym);
       #        end
   of nkImportStmt:
-    for i in countup(0, sonsLen(n) - 1): addModDep(w, getModuleName(n.sons[i]))
+    for i in countup(0, sonsLen(n) - 1):
+      addModDep(w, getModuleName(n.sons[i]), n.info)
     addStmt(w, n)
   of nkFromStmt:
-    addModDep(w, getModuleName(n.sons[0]))
+    addModDep(w, getModuleName(n.sons[0]), n.info)
     addStmt(w, n)
   of nkIncludeStmt:
-    for i in countup(0, sonsLen(n) - 1): addInclDep(w, getModuleName(n.sons[i]))
+    for i in countup(0, sonsLen(n) - 1):
+      addInclDep(w, getModuleName(n.sons[i]), n.info)
   of nkPragma:
     addStmt(w, n)
   else: