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Incremental compilation (IC): Improvements (#11881)

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* IC: C codegen is aware of IC
* manual: minor change to make VSCode's RST plugin render it properly
* IC: minor refactoring
* testament: code refactorings
* rodutils: removed dead code
* IC: always build the compiler with the IC feature
* IC: C codegen improvements
* IC: implement the undocumented -d:nimMustCache option for testing purposes
* IC: added first basic tests
* IC: extensive testing of the deserialization feature
* testament: refactoring; better IC tests
* IC: removes 'nimMustCache' flag; readonly does the same
* testament: minor refactoring
* update Nimble version
* testament: removed dead code and imports; IC: added simple test
* IC: progress
This commit is contained in:
Andreas Rumpf 2019-08-08 08:41:05 +02:00 • committed by GitHub
commit c8cffaf420
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16 changed files with 318 additions and 261 deletions
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6
compiler/passes.nim
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@ -113,6 +113,8 @@ const
nkExportStmt, nkExportExceptStmt, nkFromStmt, nkImportStmt, nkImportExceptStmt}
proc prepareConfigNotes(graph: ModuleGraph; module: PSym) =
if sfMainModule in module.flags:
graph.config.mainPackageId = module.owner.id
# don't be verbose unless the module belongs to the main package:
if module.owner.id == graph.config.mainPackageId:
graph.config.notes = graph.config.mainPackageNotes
@ -121,7 +123,7 @@ proc prepareConfigNotes(graph: ModuleGraph; module: PSym) =
graph.config.notes = graph.config.foreignPackageNotes
proc moduleHasChanged*(graph: ModuleGraph; module: PSym): bool {.inline.} =
result = module.id >= 0
result = module.id >= 0 or isDefined(graph.config, "nimBackendAssumesChange")
proc processModule*(graph: ModuleGraph; module: PSym, stream: PLLStream): bool {.discardable.} =
if graph.stopCompile(): return true
@ -131,7 +133,7 @@ proc processModule*(graph: ModuleGraph; module: PSym, stream: PLLStream): bool {
s: PLLStream
fileIdx = module.fileIdx
prepareConfigNotes(graph, module)
if not moduleHasChanged(graph, module):
if module.id < 0:
# new module caching mechanism:
for i in 0 ..< graph.passes.len:
if not isNil(graph.passes[i].open) and not graph.passes[i].isFrontend: