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This currently handles owned -> guaranteed argument conversion and dead argument elimination. RecursiveOwnedParameter||90.0% ClassArrayGetter|||||||||23.3% Life|||||||||||||||||||||16.7% Prims||||||||||||||||||||11.2% StringWalk|||||||||||||||5.7% The next step is to implement SROA and address -> value optimizations. rdar://16917049 Swift SVN r23023
96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
//===--- SILOptions.h - Swift Language SILGen and SIL options ---*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the options which control the generation, processing,
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// and optimization of SIL.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_AST_SILOPTIONS_H
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#define SWIFT_AST_SILOPTIONS_H
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#include <string>
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#include <climits>
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namespace swift {
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class SILOptions {
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public:
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/// Controls the aggressiveness of the performance inliner.
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unsigned InlineThreshold = 150;
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/// Controls the aggressiveness of devirtualization. 0=disabled.
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unsigned DevirtThreshold = 0;
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enum LinkingMode {
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/// Skip SIL linking.
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LinkNone,
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/// Perform normal SIL linking.
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LinkNormal,
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/// Link all functions during SIL linking.
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LinkAll
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};
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/// Controls how perform SIL linking.
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LinkingMode LinkMode = LinkNormal;
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/// Remove all runtime assertions during optimizations.
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bool RemoveRuntimeAsserts = false;
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/// Controls whether the SIL ARC optimizations are run.
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bool EnableARCOptimizations = true;
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/// Controls whether or not paranoid verification checks are run.
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bool VerifyAll = false;
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/// Dump SIL after each transform.
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bool PrintAll = false;
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/// Dump pass number and name before each transform.
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bool PrintPassName = false;
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/// Time each transform invocation in the pass manager.
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bool TimeTransforms = false;
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/// Stop optimizing after the Nth pass. For debugging purposes.
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unsigned NumOptPassesToRun = UINT_MAX;
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/// Are we debugging sil serialization.
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bool DebugSerialization = false;
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enum AssertConfiguration: unsigned {
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// Used by standard library code to distinguish between a debug and release
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// build.
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Debug = 0, // Enables all asserts.
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Release = 1, // Disables asserts.
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Fast = 2, // Disables asserts, library precondition, and runtime checks.
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// Leave the assert_configuration instruction around.
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DisableReplacement = UINT_MAX
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};
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/// The assert configuration controls how assertions behave.
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unsigned AssertConfig = Debug;
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/// Should we print out instruction counts if -print-stats is passed in?
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bool PrintInstCounts = false;
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/// Should we optimize function signatures. Disabled by default.
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bool EnableFuncSigOpts = true;
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};
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} // end namespace swift
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#endif
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