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https://github.com/carbon-language/carbon-lang.git
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Richard Smith
a0609b9155
Instead, eagerly import only the impls from the api file corresponding to the current file, if any, because we need those for impl redeclaration lookup. For all other cases, load only the impls in libraries that are referenced as part of an impl lookup query.
55 lines
2.3 KiB
C++
55 lines
2.3 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#ifndef CARBON_TOOLCHAIN_CHECK_IMPORT_REF_H_
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#define CARBON_TOOLCHAIN_CHECK_IMPORT_REF_H_
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#include "toolchain/check/context.h"
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#include "toolchain/sem_ir/file.h"
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#include "toolchain/sem_ir/ids.h"
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namespace Carbon::Check {
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// Sets the IR for ImportIRId::ApiForImpl. Should be called before AddImportIR
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// in order to ensure the correct ID is assigned.
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auto SetApiImportIR(Context& context, SemIR::ImportIR import_ir) -> void;
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// Adds an ImportIR, returning the ID. May use an existing ID if already added.
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auto AddImportIR(Context& context, SemIR::ImportIR import_ir)
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-> SemIR::ImportIRId;
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// Adds an import_ref instruction for the specified instruction in the
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// specified IR. The import_ref is initially marked as unused.
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auto AddImportRef(Context& context, SemIR::ImportIRInst import_ir_inst,
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SemIR::EntityNameId entity_name_id) -> SemIR::InstId;
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// Returns the canonical IR inst for an entity. Returns an invalid ir_id for the
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// current IR.
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auto GetCanonicalImportIRInst(Context& context, const SemIR::File* cursor_ir,
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SemIR::InstId cursor_inst_id)
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-> SemIR::ImportIRInst;
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// Verifies a new instruction is the same as a previous instruction.
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// prev_import_ir_inst should come from GetCanonicalImportIRInst.
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auto VerifySameCanonicalImportIRInst(Context& context, SemIR::InstId prev_id,
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SemIR::ImportIRInst prev_import_ir_inst,
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SemIR::ImportIRId new_ir_id,
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const SemIR::File* new_import_ir,
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SemIR::InstId new_inst_id) -> void;
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// If the passed in instruction ID is an ImportRefUnloaded, turns it into an
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// ImportRefLoaded for use.
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auto LoadImportRef(Context& context, SemIR::InstId inst_id) -> void;
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// Load all impls declared in the api file corresponding to this impl file.
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auto ImportImplsFromApiFile(Context& context) -> void;
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// Load a specific impl declared in an imported IR.
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auto ImportImpl(Context& context, SemIR::ImportIRId import_ir_id,
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SemIR::ImplId impl_id) -> void;
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} // namespace Carbon::Check
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#endif // CARBON_TOOLCHAIN_CHECK_IMPORT_REF_H_
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