Leonardo de Moura
7cf83800c0
refactor(metavar): implement metavar_env, and use unification_constraint and trace objects in the type_checker, light_checker
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-10-22 08:15:36 -07:00
Leonardo de Moura
5b1b03bafd
refactor(is_convertible): move from normalizer to type_checker class
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-10-22 08:15:36 -07:00
Leonardo de Moura
59914a36f3
refactor(metavar): reorganize and simplify metavariables
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- Use hierarchical names instead of unsigned integers to identify metavariables.
- Associate type with metavariable.
- Replace metavar_env with substitution.
- Rename meta_ctx --> local_ctx
- Rename meta_entry --> local_entry
- Disable old elaborator
- Rename unification_problems to unification_constraints
- Add metavar_generator
- Fix metavar unit tests
- Modify type checker to use metavar_generator
- Fix placeholder module
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-10-22 08:15:36 -07:00
Leonardo de Moura
6477708d78
refactor(debug): improve lean_unreachable(), now we can avoid 'fake' return statements
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-25 21:27:20 -07:00
Leonardo de Moura
651c5d6751
Fix warnings and bugs related to unused variables.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-19 22:41:07 -07:00
Leonardo de Moura
3df6149daa
Add support for metavariables in the type checker.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-17 11:09:59 -07:00
Leonardo de Moura
30b19c314a
Add basic support for metavariables at is_convertible. Swap is_convertible arguments to make it more intuitive.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-17 07:15:47 -07:00
Leonardo de Moura
21c7a45f67
Relax definition of identity_stack. Fix printer for metavariable contexts.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-17 02:09:45 -07:00
Leonardo de Moura
d3bce584f4
Add support for new metavariable representation in the normalizer.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-17 01:57:21 -07:00
Leonardo de Moura
99a163f11d
Simplify metavariable context. Now, we have only 'lift' and 'inst' instead of 'subst', 'lift' and 'lower'
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-16 19:32:28 -07:00
Leonardo de Moura
cad562a448
Add support for metavariables in the normalizer.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-16 19:32:28 -07:00
Leonardo de Moura
1be2a30c8c
Fix bug in normalizer. We must create a scope whenever we extend the value stack.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-16 19:32:28 -07:00
Leonardo de Moura
f79f046294
Add partial support for metavariables in the normalizer
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-15 21:23:50 -07:00
Leonardo de Moura
63e102055e
Move metavariables to the kernel. This is the first step for implementing the new elaborator.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-15 12:09:01 -07:00
Leonardo de Moura
d54834279e
Use consistent coding style for if-then-else
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-13 12:57:40 -07:00
Soonho Kong
5c3866cd71
Use fullpath in #include directives, add missing STL headers
2013-09-13 03:35:29 -07:00
Leonardo de Moura
26097475fd
Use fullpath in #include directives.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-12 20:04:10 -07:00
Leonardo de Moura
33c4b44b2b
Encapsulate context implementation. The current implementantion based on lists may be a performance problem in the future, and we should be able to change it without affecting the whole code base.
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-07 11:15:11 -07:00
Leonardo de Moura
b92bbeb83b
Add casting propagation and normalization
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-06 20:45:26 -07:00
Leonardo de Moura
db88920f81
Rename normalize and type_check to normalizer and type_checker (using a consistent naming convention)
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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-09-02 08:43:38 -07:00
