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Implemented proper handling of stub placeholder modules

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This commit is contained in:
Clifford Wolf 2013-03-28 09:20:10 +01:00
parent 98fcb5daa3
commit 7bfc7b61a8
7 changed files with 70 additions and 16 deletions
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6
frontends/ast/ast.h
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@ -189,13 +189,13 @@ namespace AST
};
// process an AST tree (ast must point to an AST_DESIGN node) and generate RTLIL code
void process(RTLIL::Design *design, AstNode *ast, bool dump_ast = false, bool dump_ast_diff = false, bool dump_vlog = false, bool nolatches = false, bool nomem2reg = false, bool mem2reg = false);
void process(RTLIL::Design *design, AstNode *ast, bool dump_ast = false, bool dump_ast_diff = false, bool dump_vlog = false, bool nolatches = false, bool nomem2reg = false, bool mem2reg = false, bool lib = false);
// parametric modules are supported directly by the AST library
// therfore we need our own derivate of RTLIL::Module with overloaded virtual functions
struct AstModule : RTLIL::Module {
AstNode *ast;
bool nolatches, nomem2reg, mem2reg;
bool nolatches, nomem2reg, mem2reg, lib;
virtual ~AstModule();
virtual RTLIL::IdString derive(RTLIL::Design *design, std::map<RTLIL::IdString, RTLIL::Const> parameters);
virtual void update_auto_wires(std::map<RTLIL::IdString, int> auto_sizes);
@ -217,7 +217,7 @@ namespace AST
namespace AST_INTERNAL
{
// internal state variables
extern bool flag_dump_ast, flag_dump_ast_diff, flag_nolatches, flag_nomem2reg, flag_mem2reg;
extern bool flag_dump_ast, flag_dump_ast_diff, flag_nolatches, flag_nomem2reg, flag_mem2reg, flag_lib;
extern AST::AstNode *current_ast, *current_ast_mod;
extern std::map<std::string, AST::AstNode*> current_scope;
extern RTLIL::SigSpec *genRTLIL_subst_from, *genRTLIL_subst_to;