Commit Graph

14516 Commits

Author SHA1 Message Date
Emily Schmidt 6d329e142d functional backend: error out if multiply driven or undriven signals are seen, dont bother putting them in functionalir 2024-08-21 11:03:29 +01:00
Emily Schmidt 145af6f10d fix memory handling in functional backend, add more error messages and comments for memory edgecases 2024-08-21 11:03:29 +01:00
Emily Schmidt 4722f13a5d functional backend: reduce $lcu to $alu 2024-08-21 11:03:29 +01:00
Emily Schmidt 3cd5f4ed83 add support for RTLIL cells with multiple outputs to the functional backend, implement $fa,$lcu,$alu 2024-08-21 11:03:29 +01:00
Emily Schmidt 13bacc5c8f eliminate pmux in functional backend 2024-08-21 11:03:29 +01:00
Emily Schmidt c0c90c2c31 functional backend: require shift width == clog2(operand width) 2024-08-21 11:03:29 +01:00
Emily Schmidt 7f8f21b980 remove widths parameters from FunctionalIR factory methods and from functionalir.cc 2024-08-21 11:03:29 +01:00
Emily Schmidt 55c2c17853 document functionalir.h and change visitors to derive from AbstractVisitor. remove extraneous widths arguments from visitors. 2024-08-21 11:03:29 +01:00
Emily Schmidt 6922633b0b fix a few bugs in the functional backend and refactor the testing 2024-08-21 11:03:29 +01:00
Emily Schmidt 674e6d201d rewrite functional backend test code in python 2024-08-21 11:03:29 +01:00
Emily Schmidt 9ad859fc0a add bwmux, bweqx, bmux, demux cells 2024-08-21 11:03:29 +01:00
Emily Schmidt 6e7ae88c6a fix bugs in smtlib backend 2024-08-21 11:03:29 +01:00
Emily Schmidt 00a65754bb factor out SExpr/SExprWriter classes out of smtlib backend, and also tidy them up/document them 2024-08-21 11:03:27 +01:00
Emily Schmidt c659ef29f4 change smtlib backend to use list() function instead of SExpr{} constructor (leads to weird constructor overloading resolution issues) 2024-08-21 11:02:31 +01:00
Emily Schmidt 9f660b1e4b rewrite smtlib pass to use SExpr class 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 80582ed3af Check the existance of a different set of outputs. No need for (push 1) nor (pop 1) 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 566e57d24f Support $lut cells. Both C++ and SMT tests pass 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 7cff8fa3a3 Fix corner case of pos cell with input and output being same width 2024-08-21 11:02:31 +01:00
Roland Coeurjoly fad76ce677 Fix memory leak 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 5780357cd9 Emit valid SMT for stateful designs, fix some cells 2024-08-21 11:02:31 +01:00
Roland Coeurjoly f0f436cbe7 Fix parenthesis for arithmetic_shift_right 2024-08-21 11:02:31 +01:00
Miodrag Milanovic e296b884d5 Add Makefile helpers for coverage 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 57af68af96 include algorithm, needed for std::reverse 2024-08-21 11:02:31 +01:00
Emily Schmidt 1b2986f7fb add support for $mul, $div, $divfloor, $mod, $modfloor, $pow in functional backend 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 50f487e08c Added $ff test 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 762f8dd822 Add readme explaining how to create test files 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 73ed514623 Check that there are not other solutions other than the first given 2024-08-21 11:02:31 +01:00
Roland Coeurjoly cb5f08364c ´SMT success only if simulation is equivalent 2024-08-21 11:02:31 +01:00
Emily Schmidt 9700df50d6 add generic writer class with formatting function to FunctionalTools 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 32cdf25838 Use FunctionalTools::Scope instead of replaceCharacters 2024-08-21 11:02:31 +01:00
Roland Coeurjoly ee6bd59436 Removed unnecesary nested_lets variable, use writer.print instead 2024-08-21 11:02:31 +01:00
Roland Coeurjoly e235fc704d Create std::mt19937 only once 2024-08-21 11:02:31 +01:00
Emily Schmidt 21bb1cf1bc rewrite functional c++ simulation library 2024-08-21 11:02:31 +01:00
Emily Schmidt eb2bb8c45b tidy up generic functional backend, add generic scope class, tidy up c++ functional backend 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 39bf4f04f7 Create VCD file from SMT file 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 4109fcedcf clang-format smtlib.cc 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 94ddbc9577 Fix reduce_or 2024-08-21 11:02:31 +01:00
Roland Coeurjoly b98210d8ac Valid SMT is emitted, improved test script 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 71aaa1c80d Consolidate tests scripts into one 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 547c5466ec Ignore smt2 files, generated by the execution of the tests 2024-08-21 11:02:31 +01:00
Roland Coeurjoly c6e112686c Remove unused includes 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 54225b5c42 Add test for SMT backend. Tests if SMT is valid and compares simulation with yosys sim 2024-08-21 11:02:31 +01:00
Roland Coeurjoly 4e370f4426 Initial functional SMT backend using functional IR 2024-08-21 11:02:31 +01:00
Emily Schmidt 6f9e21219b add new generic compute graph and rewrite c++ functional backend to use it 2024-08-21 11:02:29 +01:00
Emily Schmidt 248d5f72d4 add support for std::variant to hashlib 2024-08-21 11:01:09 +01:00
Emily Schmidt dbf2bc3b1d need unsigned comparison when checking shift widths for overflow in functional backend 2024-08-21 11:01:09 +01:00
Roland Coeurjoly 3552a8a2b2 sim.h cannot use log_assert because does not include yosys headers 2024-08-21 11:01:09 +01:00
Emily Schmidt 7b29d177ac add support for memories to c++ and smtlib functional backends 2024-08-21 11:01:09 +01:00
Roland Coeurjoly 76371d177f Change assert to log_assert 2024-08-21 11:01:09 +01:00
Roland Coeurjoly 720429b1fd Add test_cell tests for C++ functional backend 2024-08-21 11:01:09 +01:00