From 3e607f146f4c8acac6b42e61a0e6295f52f408a4 Mon Sep 17 00:00:00 2001
From: Nilay Vaish <nilay@cs.wisc.edu>
Date: Mon, 15 Oct 2012 17:27:16 -0500
Subject: ruby: allow function definition in slicc structs This patch adds
 support for function definitions to appear in slicc structs. This is required
 for supporting functional accesses for different types of messages.
 Subsequent patches will use this to development.

---
 src/mem/slicc/symbols/Type.py | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

(limited to 'src/mem/slicc/symbols/Type.py')

diff --git a/src/mem/slicc/symbols/Type.py b/src/mem/slicc/symbols/Type.py
index aec05a678..383291911 100644
--- a/src/mem/slicc/symbols/Type.py
+++ b/src/mem/slicc/symbols/Type.py
@@ -107,6 +107,7 @@ class Type(Symbol):
 
         # Methods
         self.methods = {}
+        self.functions = {}
 
         # Enums
         self.enums = orderdict()
@@ -143,7 +144,7 @@ class Type(Symbol):
         return "interface" in self
 
     # Return false on error
-    def dataMemberAdd(self, ident, type, pairs, init_code):
+    def addDataMember(self, ident, type, pairs, init_code):
         if ident in self.data_members:
             return False
 
@@ -164,7 +165,7 @@ class Type(Symbol):
     def statePermPairAdd(self, state_name, perm_name):
         self.statePermPairs.append([state_name, perm_name])
 
-    def methodAdd(self, name, return_type, param_type_vec):
+    def addMethod(self, name, return_type, param_type_vec):
         ident = self.methodId(name, param_type_vec)
         if ident in self.methods:
             return False
@@ -172,7 +173,18 @@ class Type(Symbol):
         self.methods[ident] = Method(return_type, param_type_vec)
         return True
 
-    def enumAdd(self, ident, pairs):
+    # Ideally either this function or the one above should exist. But
+    # methods and functions have different structures right now.
+    # Hence, these are different, at least for the time being.
+    def addFunc(self, func):
+        ident = self.methodId(func.ident, func.param_types)
+        if ident in self.functions:
+            return False
+
+        self.functions[ident] = func
+        return True
+
+    def addEnum(self, ident, pairs):
         if ident in self.enums:
             return False
 
@@ -368,6 +380,12 @@ set${{dm.ident}}(const ${{dm.type.c_ident}}& local_${{dm.ident}})
 
                 code('$const${{dm.type.c_ident}} m_${{dm.ident}}$init;')
 
+        # Prototypes for functions defined for the Type
+        for item in self.functions:
+            proto = self.functions[item].prototype
+            if proto:
+                code('$proto')
+
         code.dedent()
         code('};')
 
@@ -423,6 +441,10 @@ ${{self.c_ident}}::print(ostream& out) const
     out << "]";
 }''')
 
+        # print the code for the functions in the type
+        for item in self.functions:
+            code(self.functions[item].generateCode())
+
         code.write(path, "%s.cc" % self.c_ident)
 
     def printEnumHH(self, path):
-- 
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