From 6127f227880af506d806179ac622aba44c35fd4b Mon Sep 17 00:00:00 2001 From: Zachary Snow Date: Thu, 20 Aug 2020 20:15:08 -0400 Subject: [PATCH] Module name scope support --- frontends/ast/simplify.cc | 7 +++++++ tests/simple/generate.v | 16 ++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc index 7f9795d29..19dd5af10 100644 --- a/frontends/ast/simplify.cc +++ b/frontends/ast/simplify.cc @@ -1597,6 +1597,13 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage, if (type == AST_IDENTIFIER) { if (current_scope.count(str) == 0) { AstNode *current_scope_ast = (current_ast_mod == nullptr) ? current_ast : current_ast_mod; + const std::string& mod_scope = current_scope_ast->str; + if (str[0] == '\\' && str.substr(0, mod_scope.size()) == mod_scope) { + std::string new_str = "\\" + str.substr(mod_scope.size() + 1); + if (current_scope.count(new_str)) { + str = new_str; + } + } for (auto node : current_scope_ast->children) { //log("looking at mod scope child %s\n", type2str(node->type).c_str()); switch (node->type) { diff --git a/tests/simple/generate.v b/tests/simple/generate.v index dcd450e47..12327b36e 100644 --- a/tests/simple/generate.v +++ b/tests/simple/generate.v @@ -223,6 +223,10 @@ module gen_test8; `ASSERT(A.x == 2) `ASSERT(A.C.x == 1) `ASSERT(A.B.x == 0) + `ASSERT(gen_test8.x == 3) + `ASSERT(gen_test8.A.x == 2) + `ASSERT(gen_test8.A.C.x == 1) + `ASSERT(gen_test8.A.B.x == 0) end begin : C wire [1:0] x = 2'b01; @@ -230,12 +234,20 @@ module gen_test8; `ASSERT(A.x == 2) `ASSERT(A.C.x == 1) `ASSERT(A.B.x == 0) + `ASSERT(gen_test8.x == 3) + `ASSERT(gen_test8.A.x == 2) + `ASSERT(gen_test8.A.C.x == 1) + `ASSERT(gen_test8.A.B.x == 0) end assign x = B.x ^ 2'b11 ^ C.x; `ASSERT(x == 2) `ASSERT(A.x == 2) `ASSERT(A.C.x == 1) `ASSERT(A.B.x == 0) + `ASSERT(gen_test8.x == 3) + `ASSERT(gen_test8.A.x == 2) + `ASSERT(gen_test8.A.C.x == 1) + `ASSERT(gen_test8.A.B.x == 0) end endgenerate @@ -243,4 +255,8 @@ module gen_test8; `ASSERT(A.x == 2) `ASSERT(A.C.x == 1) `ASSERT(A.B.x == 0) + `ASSERT(gen_test8.x == 3) + `ASSERT(gen_test8.A.x == 2) + `ASSERT(gen_test8.A.C.x == 1) + `ASSERT(gen_test8.A.B.x == 0) endmodule -- 2.30.2