fc62990657
This PR upstreams the GotoSolver pass. It works by walking the function and matching each label to a goto. If a label is not matched to a goto, it is removed and not lowered.
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements machinery for any CIR <-> CIR passes used by clang.
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//
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//===----------------------------------------------------------------------===//
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// #include "clang/AST/ASTContext.h"
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#include "mlir/IR/BuiltinOps.h"
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#include "mlir/Pass/PassManager.h"
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#include "clang/CIR/Dialect/Passes.h"
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#include "llvm/Support/TimeProfiler.h"
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namespace cir {
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mlir::LogicalResult runCIRToCIRPasses(mlir::ModuleOp theModule,
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mlir::MLIRContext &mlirContext,
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clang::ASTContext &astContext,
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bool enableVerifier,
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bool enableCIRSimplify) {
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llvm::TimeTraceScope scope("CIR To CIR Passes");
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mlir::PassManager pm(&mlirContext);
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pm.addPass(mlir::createCIRCanonicalizePass());
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if (enableCIRSimplify)
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pm.addPass(mlir::createCIRSimplifyPass());
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pm.addPass(mlir::createLoweringPreparePass(&astContext));
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pm.enableVerifier(enableVerifier);
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(void)mlir::applyPassManagerCLOptions(pm);
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return pm.run(theModule);
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}
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} // namespace cir
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namespace mlir {
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void populateCIRPreLoweringPasses(OpPassManager &pm) {
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pm.addPass(createHoistAllocasPass());
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pm.addPass(createCIRFlattenCFGPass());
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pm.addPass(createGotoSolverPass());
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}
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} // namespace mlir
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