[Boost-commit] svn:boost r69429 - trunk/libs/spirit/example/qi/compiler_tutorial/calc7

Subject: [Boost-commit] svn:boost r69429 - trunk/libs/spirit/example/qi/compiler_tutorial/calc7
From: joel_at_[hidden]
Date: 2011-02-28 22:06:47

Author: djowel
Date: 2011-02-28 22:06:33 EST (Mon, 28 Feb 2011)
New Revision: 69429
URL: http://svn.boost.org/trac/boost/changeset/69429

Log:
added assembler printing
Text files modified: 
   trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.cpp |    56 ++++++++++++++++++++++++++++++++++++++++
   trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.hpp |     1                                         
   trunk/libs/spirit/example/qi/compiler_tutorial/calc7/main.cpp     |     6 ++++                                    
   3 files changed, 63 insertions(+), 0 deletions(-)

Modified: trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.cpp
==============================================================================
--- trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.cpp	(original)
+++ trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.cpp	2011-02-28 22:06:33 EST (Mon, 28 Feb 2011)
@@ -52,6 +52,62 @@
         }
     }
 
+    void program::print_assembler() const
+    {
+        std::vector<int>::const_iterator pc = code.begin();
+
+        std::vector<std::string> locals(variables.size());
+        typedef std::pair<std::string, int> pair;
+        BOOST_FOREACH(pair const& p, variables)
+        {
+            locals[p.second] = p.first;
+            std::cout << "local       "
+                << p.first << ", @" << p.second << std::endl;
+        }
+
+        while (pc != code.end())
+        {
+            switch (*pc++)
+            {
+                case op_neg:
+                    std::cout << "op_neg" << std::endl;
+                    break;
+
+                case op_add:
+                    std::cout << "op_add" << std::endl;
+                    break;
+
+                case op_sub:
+                    std::cout << "op_sub" << std::endl;
+                    break;
+
+                case op_mul:
+                    std::cout << "op_mul" << std::endl;
+                    break;
+
+                case op_div:
+                    std::cout << "op_div" << std::endl;
+                    break;
+
+                case op_load:
+                    std::cout << "op_load     " << locals[*pc++] << std::endl;
+                    break;
+
+                case op_store:
+                    std::cout << "op_store    " << locals[*pc++] << std::endl;
+                    break;
+
+                case op_int:
+                    std::cout << "op_int      " << *pc++ << std::endl;
+                    break;
+
+                case op_adstk:
+                    std::cout << "op_adstk    " << *pc++ << std::endl;
+                    break;
+            }
+        }
+    }
+
     bool compiler::operator()(unsigned int x) const
     {
         program.op(op_int, x);

Modified: trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.hpp
==============================================================================
--- trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.hpp	(original)
+++ trunk/libs/spirit/example/qi/compiler_tutorial/calc7/compiler.hpp	2011-02-28 22:06:33 EST (Mon, 28 Feb 2011)
@@ -37,6 +37,7 @@
         void add_var(std::string const& name);
 
         void print_variables(std::vector<int> const& stack) const;
+        void print_assembler() const;
 
     private:
 

Modified: trunk/libs/spirit/example/qi/compiler_tutorial/calc7/main.cpp
==============================================================================
--- trunk/libs/spirit/example/qi/compiler_tutorial/calc7/main.cpp	(original)
+++ trunk/libs/spirit/example/qi/compiler_tutorial/calc7/main.cpp	2011-02-28 22:06:33 EST (Mon, 28 Feb 2011)
@@ -66,8 +66,14 @@
         if (compile(ast))
         {
             std::cout << "Success\n";
+            std::cout << "-------------------------\n";
             vm.execute(program());
 
+            std::cout << "-------------------------\n";
+            std::cout << "Assembler----------------\n\n";
+            program.print_assembler();
+
+            std::cout << "-------------------------\n";
             std::cout << "Results------------------\n\n";
             program.print_variables(vm.get_stack());
         }