luau/tests/ConstraintGraphBuilderFixture.cpp
aaron 16fbfe912c
Sync to upstream/release/596 (#1050)
- Cleaned up `FFlag::FixFindBindingAtFunctionName`,
`FFlag::LuauNormalizeBlockedTypes`, `FFlag::LuauPCallDebuggerFix`
- Added support for break and continue into control flow analysis
- The old type unification engine will now report a more fine-grained
error at times, indicating that type normalization in particular failed

# New Type Solver

- Refactor of Unifier2, the new unification implementation for Luau
- Completed MVP of new unification implementation
- Dramatically simplified overload selection logic
- Type family reduction can now apply sooner to free types that have
been solved
- Subtyping now supports table indexers
- Generalization now replaces bad generics with unknown

# Native Code Generation

- Reduce stack spills caused by FINDUPVAL and STORE_TAG
- Improve Generate SHL/SHR/SAR/rotates with immediate operands in X64
- Removed redundant case re-check in table lookup fallback

---------

Co-authored-by: Arseny Kapoulkine <arseny.kapoulkine@gmail.com>
Co-authored-by: Vyacheslav Egorov <vegorov@roblox.com>
Co-authored-by: Andy Friesen <afriesen@roblox.com>
Co-authored-by: Lily Brown <lbrown@roblox.com>
2023-09-22 12:12:15 -07:00

36 lines
1.3 KiB
C++

// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
#include "ConstraintGraphBuilderFixture.h"
namespace Luau
{
ConstraintGraphBuilderFixture::ConstraintGraphBuilderFixture()
: Fixture()
, mainModule(new Module)
, forceTheFlag{"DebugLuauDeferredConstraintResolution", true}
{
mainModule->name = "MainModule";
mainModule->humanReadableName = "MainModule";
BlockedTypePack::nextIndex = 0;
}
void ConstraintGraphBuilderFixture::generateConstraints(const std::string& code)
{
AstStatBlock* root = parse(code);
dfg = std::make_unique<DataFlowGraph>(DataFlowGraphBuilder::build(root, NotNull{&ice}));
cgb = std::make_unique<ConstraintGraphBuilder>(mainModule, NotNull{&normalizer}, NotNull(&moduleResolver), builtinTypes, NotNull(&ice),
frontend.globals.globalScope, /*prepareModuleScope*/ nullptr, &logger, NotNull{dfg.get()}, std::vector<RequireCycle>());
cgb->visit(root);
rootScope = cgb->rootScope;
constraints = Luau::borrowConstraints(cgb->constraints);
}
void ConstraintGraphBuilderFixture::solve(const std::string& code)
{
generateConstraints(code);
ConstraintSolver cs{NotNull{&normalizer}, NotNull{rootScope}, constraints, "MainModule", NotNull(&moduleResolver), {}, &logger, {}};
cs.run();
}
} // namespace Luau