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Merge pull request #1918 from whitequark/simplify-improve_enum

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ast/simplify: improve enum handling
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whitequark 2020-04-15 14:16:50 +00:00 • committed by GitHub
commit 2d436bc4f1
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2 changed files with 5 additions and 7 deletions
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8
frontends/ast/simplify.cc
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@ -931,9 +931,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
);
}
//start building attribute string
std::string enum_item_str = "\\enum_";
enum_item_str.append(std::to_string(width));
enum_item_str.append("_");
std::string enum_item_str = "\\enum_value_";
//get enum item value
if(enum_item->children[0]->type != AST_CONSTANT){
log_error("expected const, got %s for %s (%s)\n",
@ -941,8 +939,8 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
enum_item->str.c_str(), enum_node->str.c_str()
);
}
int val = enum_item->children[0]->asInt(is_signed);
enum_item_str.append(std::to_string(val));
RTLIL::Const val = enum_item->children[0]->bitsAsConst(width, is_signed);
enum_item_str.append(val.as_string());
//set attribute for available val to enum item name mappings
attributes[enum_item_str.c_str()] = mkconst_str(enum_item->str);
}