From 1325514d33e553ab41314e5bc2f879bfd38511c7 Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Mon, 4 Nov 2013 08:28:13 +0100 Subject: [PATCH] Fixes for early width and sign detection in ast simplifier --- frontends/ast/simplify.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc index e6db61604..e5cc7c4cc 100644 --- a/frontends/ast/simplify.cc +++ b/frontends/ast/simplify.cc @@ -242,7 +242,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage, width_hint = -1; sign_hint = true; for (auto child : children) { - while (child->simplify(false, false, false, stage, -1, false) == true) { } + while (child->simplify(false, false, in_lvalue, stage, -1, false) == true) { } child->detectSignWidthWorker(width_hint, sign_hint); } reset_width_after_children = true; @@ -851,6 +851,7 @@ skip_dynamic_range_lvalue_expansion:; wire->is_output = false; current_ast_mod->children.push_back(wire); + while (wire->simplify(true, false, false, 1, -1, false)) { } AstNode *lvalue = new AstNode(AST_IDENTIFIER); lvalue->str = wire->str; -- 2.30.2