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Support missing xor-assign operator
Signed-off-by: Lukasz Dalek <ldalek@antmicro.com>
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@ -528,6 +528,7 @@ import[ \t\r\n]+\"(DPI|DPI-C)\"[ \t\r\n]+function[ \t\r\n]+ {
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"|=" { SV_KEYWORD(TOK_OR_ASSIGN); }
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"+=" { SV_KEYWORD(TOK_PLUS_ASSIGN); }
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"^=" { SV_KEYWORD(TOK_XOR_ASSIGN); }
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[-+]?[=*]> {
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if (!specify_mode) REJECT;
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@ -259,7 +259,7 @@ static void rewriteAsMemoryNode(AstNode *node, AstNode *rangeNode)
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%token TOK_INTEGER TOK_SIGNED TOK_ASSIGN TOK_PLUS_ASSIGN TOK_ALWAYS TOK_INITIAL
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%token TOK_ALWAYS_FF TOK_ALWAYS_COMB TOK_ALWAYS_LATCH
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%token TOK_BEGIN TOK_END TOK_IF TOK_ELSE TOK_FOR TOK_WHILE TOK_REPEAT
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%token TOK_DPI_FUNCTION TOK_POSEDGE TOK_NEGEDGE TOK_OR TOK_OR_ASSIGN TOK_AUTOMATIC
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%token TOK_DPI_FUNCTION TOK_POSEDGE TOK_NEGEDGE TOK_OR TOK_OR_ASSIGN TOK_XOR_ASSIGN TOK_AUTOMATIC
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%token TOK_CASE TOK_CASEX TOK_CASEZ TOK_ENDCASE TOK_DEFAULT
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%token TOK_FUNCTION TOK_ENDFUNCTION TOK_TASK TOK_ENDTASK TOK_SPECIFY
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%token TOK_IGNORED_SPECIFY TOK_ENDSPECIFY TOK_SPECPARAM TOK_SPECIFY_AND TOK_IGNORED_SPECIFY_AND
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@ -2335,6 +2335,14 @@ simple_behavioral_stmt:
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SET_AST_NODE_LOC(node, @2, @5);
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append_attr(node, $1);
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} |
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attr lvalue TOK_XOR_ASSIGN delay expr {
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AstNode *xor_node = new AstNode(AST_BIT_XOR, $2->clone(), $5);
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AstNode *node = new AstNode(AST_ASSIGN_EQ, $2, xor_node);
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SET_AST_NODE_LOC(xor_node, @2, @5);
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SET_AST_NODE_LOC(node, @2, @5);
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ast_stack.back()->children.push_back(node);
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append_attr(node, $1);
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} |
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attr lvalue TOK_OR_ASSIGN delay expr {
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AstNode *or_node = new AstNode(AST_BIT_OR, $2->clone(), $5);
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SET_AST_NODE_LOC(or_node, @2, @5);
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