From 832a7a2482c49478f684060583d23d2ef7355137 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Thu, 5 Mar 2009 22:27:44 +0000
Subject: Shrink.

git-svn-id: http://svn.drobilla.net/resp/tuplr@50 ad02d1e2-f140-0410-9f75-f8b11f17cedd
---
 tuplr.cpp | 30 ++++++++++--------------------
 1 file changed, 10 insertions(+), 20 deletions(-)

(limited to 'tuplr.cpp')

diff --git a/tuplr.cpp b/tuplr.cpp
index 4403922..fc7b36c 100644
--- a/tuplr.cpp
+++ b/tuplr.cpp
@@ -770,7 +770,7 @@ LITERAL(float,   "Float", ConstantFP::get(Type::FloatTy, val))
 LITERAL(bool,    "Bool",  ConstantInt::get(Type::Int1Ty, val, false))
 
 static Function*
-compileFunction(CEnv& cenv, const std::string& name, const Type* retT, ASTTuple& prot,
+compileFunction(CEnv& cenv, const std::string& name, const Type* retT, const ASTTuple& prot,
 		const vector<string> argNames=vector<string>())
 {
 	Function::LinkageTypes linkage = Function::ExternalLinkage;
@@ -799,6 +799,9 @@ compileFunction(CEnv& cenv, const std::string& name, const Type* retT, ASTTuple&
 	else
 		for (size_t i = 0; i != prot.size(); ++a, ++i)
 			a->setName(prot.at(i)->str());
+	
+	BasicBlock* bb = BasicBlock::Create("entry", f);
+	cenv.builder.SetInsertPoint(bb);
 
 	return f;
 }
@@ -828,8 +831,6 @@ ASTClosure::lift(CEnv& cenv)
 	// Write function declaration
 	string name = this->name == "" ? cenv.gensym("_fn") : this->name;
 	Function* f = compileFunction(cenv, name, cenv.tenv.type(at(2))->type(), *prot());
-	BasicBlock* bb = BasicBlock::Create("entry", f);
-	cenv.builder.SetInsertPoint(bb);
 
 	// Bind argument values in CEnv
 	vector<Value*> args;
@@ -1042,8 +1043,6 @@ ASTConsCall::lift(CEnv& cenv)
 	argNames.push_back("car");
 	argNames.push_back("cdr");
 	Function* func = compileFunction(cenv, cenv.gensym("cons"), pT, *prot, argNames);
-	BasicBlock* bb = BasicBlock::Create("entry", func);
-	cenv.builder.SetInsertPoint(bb);
 
 	Value* mem = cenv.builder.CreateCall(cenv.alloc, ConstantInt::get(Type::Int32Ty, sz), "mem");
 	Value* cell = cenv.builder.CreateBitCast(mem, pT, "cell");
@@ -1133,18 +1132,12 @@ eval(CEnv& cenv, ExecutionEngine* engine, const string& name, istream& is)
 		}
 
 		if (!resultType || resultType->var()) throw Error("body is undefined/untyped", cursor);
+		
+		const Type* ctype = resultType->type();
+		if (!ctype) throw Error("body has no system type", cursor);
 
 		// Create function for top-level of program
-		ASTTuple prot;
-		const Type* ctype = resultType->type();
-		if (!ctype) {
-			err << "program body has non-compilable type" << endl;
-			return 2;
-		}
-		assert(ctype);
-		Function* f = compileFunction(cenv, cenv.gensym("input"), ctype, prot);
-		BasicBlock* bb = BasicBlock::Create("entry", f);
-		cenv.builder.SetInsertPoint(bb);
+		Function* f = compileFunction(cenv, cenv.gensym("input"), ctype, ASTTuple());
 
 		// Compile all expressions into it
 		Value* val  = NULL;
@@ -1189,11 +1182,8 @@ repl(CEnv& cenv, ExecutionEngine* engine)
 			body->lift(cenv);
 			
 			if (bodyT->type()) {
-				// Create anonymous function to insert code into.
-				ASTTuple* prot = new ASTTuple();
-				Function* f = compileFunction(cenv, cenv.gensym("_repl"), bodyT->type(), *prot);
-				BasicBlock* bb = BasicBlock::Create("entry", f);
-				cenv.builder.SetInsertPoint(bb);
+				// Create anonymous function to insert code into
+				Function* f = compileFunction(cenv, cenv.gensym("_repl"), bodyT->type(), ASTTuple());
 				try {
 					Value* retVal = cenv.compile(body);
 					cenv.builder.CreateRet(retVal); // Finish function
-- 
cgit v1.2.1