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Diffstat (limited to 'src/vhdl/canon_psl.adb')
| -rw-r--r-- | src/vhdl/canon_psl.adb | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/vhdl/canon_psl.adb b/src/vhdl/canon_psl.adb new file mode 100644 index 0000000..1e1d8de --- /dev/null +++ b/src/vhdl/canon_psl.adb @@ -0,0 +1,43 @@ +-- Canonicalization pass for PSL. +-- Copyright (C) 2009 Tristan Gingold +-- +-- GHDL is free software; you can redistribute it and/or modify it under +-- the terms of the GNU General Public License as published by the Free +-- Software Foundation; either version 2, or (at your option) any later +-- version. +-- +-- GHDL is distributed in the hope that it will be useful, but WITHOUT ANY +-- WARRANTY; without even the implied warranty of MERCHANTABILITY or +-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +-- for more details. +-- +-- You should have received a copy of the GNU General Public License +-- along with GHDL; see the file COPYING. If not, write to the Free +-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA +-- 02111-1307, USA. + +with PSL.Nodes; use PSL.Nodes; +with PSL.Errors; use PSL.Errors; +with Canon; use Canon; +with Iirs_Utils; use Iirs_Utils; + +package body Canon_PSL is + -- Version of Canon.Canon_Extract_Sensitivity for PSL nodes. + procedure Canon_Extract_Sensitivity + (Expr: PSL_Node; Sensitivity_List: Iir_List) + is + begin + case Get_Kind (Expr) is + when N_HDL_Expr => + Canon_Extract_Sensitivity (Get_HDL_Node (Expr), Sensitivity_List); + when N_And_Bool + | N_Or_Bool => + Canon_Extract_Sensitivity (Get_Left (Expr), Sensitivity_List); + Canon_Extract_Sensitivity (Get_Right (Expr), Sensitivity_List); + when N_Not_Bool => + Canon_Extract_Sensitivity (Get_Boolean (Expr), Sensitivity_List); + when others => + Error_Kind ("PSL.Canon_extract_Sensitivity", Expr); + end case; + end Canon_Extract_Sensitivity; +end Canon_PSL; |