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2018-08-22Revert "rewrite_defs_pat_lits: add an explicit type annotation around ↵Jon French
generated id pattern" This reverts commit 9fdd1ecbed32ebb408256628b6661ccbf5f16c18.
2018-08-22rewrite_defs_pat_lits: add an explicit type annotation around generated id ↵Jon French
pattern
2018-08-21C: Correctly handle the kinds of patterns generated by mappingsAlasdair Armstrong
This change allows the RISC-V spec to compile to C, but more testing is needed to ensure it works correctly.
2018-08-20Refactor tuple conversions in Sail to C compilationAlasdair Armstrong
Make the C l-expression type in Sail more generic and expressive, and refactor the generation of conversions into a seperate codegen_conversion function, which can handle more complex cases than the previous more ad-hoc method.
2018-08-18Correctly handle specialising polymorphic types in nested unionsAlasdair
Ensure that this works even when the union types are dependent in the wrong order, before topologically sorting definitions. We do this by calling fix_variant_ctyps on all cdefs by passing a list of prior cdefs to specialize_variants.
2018-08-18Correctly specialise type annotation in polymorphic functionsAlasdair
2018-08-17Improve builtins testsAlasdair Armstrong
Test the builtin functions by compiling them to C, OCaml, and OCaml via Lem. Split up some of the longer builtin test programs to avoid stack overflows when compiling to OCaml, as 3000+ line long blocks can cause issues with some re-writing steps. Also test constant-folding with builtins (this should reduce the asserts in these files to assert true), and also test constant folding with the C compilation. Fix a bug whereby vectors with heap-allocated elements were not initialized correctly. Fix a bug caused by compiling and optimising empty vector literals. Fix an OCaml test case that broke due to the ref type being used. Now uses references to registers. Fix a bug where Sail would output big integers that lem can't parse. Checks if integer is between Int32.min_int and Int32.max_int and if not, use integerOfString to represent the integer. Really this should be fixed in Lem. Make the python test runner script the default for testing builtins and running the C compilation tests in test/run_tests.sh Add a ocaml_build_dir option that sets a custom build directory for OCaml. This is needed for running OCaml tests in parallel so the builds don't clobber one another.
2018-08-17Coq: also introduce autocast at type annotationsBrian Campbell
2018-08-17Extend guarded patterns rewriting to exception catchingBrian Campbell
Also fix nested matches and generic rewriting under E_throw.
2018-08-16Add the type an expression was checked against to tannots, and use for CoqBrian Campbell
Tweak extra Coq files to match. Tweak early return rewrite to use declared return type, which can always be put into an E_cast.
2018-08-16Use Set rather than Hashtbl in graph.mlAlasdair Armstrong
Removes the need for the node type to have a valid Hash function
2018-08-16Remove unused ref typeAlasdair Armstrong
2018-08-16Various cleanups to ott grammarAlasdair Armstrong
Add additional well-formedness check when calling typing rules
2018-08-15Temporary fix for RISC-V Lem generationBrian Campbell
2018-08-15Get RISC-V on Coq into reasonable state to showBrian Campbell
- Fill in Coq builtins for more of the RISC-V prelude - Update Barriers - More general autocast - Temporary sub_nat definition (until the backend handles nat better) - Patch to bring results into a reasonable state - Use Let rather than Definition for non-dependent top-level values
2018-08-14Improve error messages from C backend, and fix issues with assigning to pointersAlasdair Armstrong
2018-08-14Remove some comments from C outputAlasdair Armstrong
Cleanup some debugging output
2018-08-14Merge remote-tracking branch 'origin/sail2' into polymorphic_variantsAlasdair Armstrong
2018-08-13Add graph library graph.ml, and use to correctly sort type definitionsAlasdair
2018-08-13Remove old specialisation code in specialize.mlAlasdair
2018-08-13Sort ctype_defs in dependency order after specialisationAlasdair
We now generate anonymous types in the correct order, but post specialisation more dependencies can occur between named types, so an additional sorting step is needed to ensure that these happen in the correct order. In theory we could end up with circular dependencies here that don't exist at the Sail source level, but this shouldn't occur often (or ever) in practice. I think this is fixable but it would require some code generator changes.
2018-08-13Coq: drop redundant final wildcard clausesBrian Campbell
Deals with pattern matches generated from mappings, plus the occasional error.
2018-08-13Guarded clauses rewrite: variable patterns subsume enumsBrian Campbell
Prevents redundant clauses.
2018-08-12Coq: handle enums in binders, make top-level patterns exhaustiveBrian Campbell
2018-08-10Coq: add some of string libraryBrian Campbell
2018-08-09Fix a bug by ensuring that monomorphic variant constructors do not get ↵Alasdair Armstrong
lifted types Add a test case for nested variant constructors
2018-08-09Add type information to AP_app constructorsAlasdair Armstrong
2018-08-09Fix bugs involving multi-argument variant type constructorsAlasdair Armstrong
2018-08-09Coq: debugging on top-level letsBrian Campbell
2018-08-09Coq: tidy up debugging messagesBrian Campbell
2018-08-09Coq: decompose dependent pairs at internal_plet as well as letBrian Campbell
2018-08-09Coq: handle nats like ranges, not atomsBrian Campbell
2018-08-08Fix ordering of generated anonymous types for each cdefAlasdair Armstrong
2018-08-07Revert "Warnings: deal with all the deprecation warnings"Alasdair Armstrong
One day we will be free from the 4.02.3 menace, but today is not that day. :( This should fix Sail on Jenkins This reverts commit 86e29bcbb1597c4ef1f6cae8edbeed42f9a31414.
2018-08-07More updates for fixing variant typesAlasdair Armstrong
2018-08-07Lem: print more bitvector typesBrian Campbell
Especially for return expressions, which fixes a test case
2018-08-07Fix propagation of overly-specific types in early_return rewriteBrian Campbell
2018-08-07Improve cast introduction for LemBrian Campbell
Handles mutable variables and conditionals (there are still some corner cases that don't appear in Aarch64 to do). The pretty printer is now back to preferring to use concrete types, but has a special case for casts to print more general types.
2018-08-06Cast each argument to a polymorphic constructor into it's most general typeAlasdair Armstrong
2018-08-06Make sure monomorphic constructors are preservedAlasdair Armstrong
2018-08-06Add a simple test case for polymorphic variant typeAlasdair Armstrong
2018-08-06More fixes for polymorphic data typesAlasdair Armstrong
2018-08-03More work on fixing polymorphic constructor monomorphisationAlasdair Armstrong
2018-08-03Fix existential variable problems in monomorphisationBrian Campbell
One due to using raw types from the type checker in casts without trying to turn them into sane types, the other due to forgetting to use the constraint when trying to simplify sizes in existential types. Both triggered because the type checker now records more specific types.
2018-08-03Coq: generalise dependent pair handling a littleBrian Campbell
1. for monadic values (not in a terribly useful way, though) 2. for more types
2018-08-02Coq: remove type removal holdover from Lem backend, add MIPS lemmaBrian Campbell
2018-08-02Coq: proper precedence for constraints (both prop and bool)Brian Campbell
2018-08-02Start working on a solution for correctly monomorphising polymorphic variant ↵Alasdair Armstrong
types
2018-08-01Remove old test directory in src/testAlasdair Armstrong
2018-08-01Coq: implicit range conversions for function arguments, debug tracingBrian Campbell
The new option -dcoq_debug_on takes a list of functions to output tracing on.