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[Sema] Intro @_spiOnly attribute and import filter

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Introduce the attribute and basic import filter logic.
This commit is contained in:
Alexis Laferrière
2022-08-25 09:40:58 -07:00
parent cf8f61d76b
commit aaaef3411e
8 changed files with 29 additions and 3 deletions
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4
lib/AST/Module.cpp
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@@ -1596,6 +1596,8 @@ SourceFile::getImportedModules(SmallVectorImpl<ImportedModule> &modules,
requiredFilter |= ModuleDecl::ImportFilterKind::Exported;
else if (desc.options.contains(ImportFlags::ImplementationOnly))
requiredFilter |= ModuleDecl::ImportFilterKind::ImplementationOnly;
else if (desc.options.contains(ImportFlags::SPIOnly))
requiredFilter |= ModuleDecl::ImportFilterKind::SPIOnly;
else if (desc.options.contains(ImportFlags::SPIAccessControl))
requiredFilter |= ModuleDecl::ImportFilterKind::SPIAccessControl;
else
@@ -1904,6 +1906,7 @@ SourceFile::collectLinkLibraries(ModuleDecl::LinkLibraryCallback callback) const
ModuleDecl::ImportFilter topLevelFilter = filter;
topLevelFilter |= ModuleDecl::ImportFilterKind::ImplementationOnly;
topLevelFilter |= ModuleDecl::ImportFilterKind::SPIOnly;
topLevel->getImportedModules(stack, topLevelFilter);
// Make sure the top-level module is first; we want pre-order-ish traversal.
@@ -2600,6 +2603,7 @@ canBeUsedForCrossModuleOptimization(DeclContext *ctxt) const {
// @_implementationOnly or @_spi.
ModuleDecl::ImportFilter filter = {
ModuleDecl::ImportFilterKind::ImplementationOnly,
ModuleDecl::ImportFilterKind::SPIOnly,
ModuleDecl::ImportFilterKind::SPIAccessControl
};
SmallVector<ImportedModule, 4> results;