From 8506cbe9209041cca7a9dbf3a598be4088d1b7ad Mon Sep 17 00:00:00 2001
From: Alexandre Bique <bique.alexandre@gmail.com>
Date: Thu, 5 Mar 2009 09:09:32 +0000
Subject: [PATCH] implemented unary exp in llvm generator

---
 src/ast/llvm-generator-visitor.cc | 28 ++++++++++++++++++++++++----
 src/ast/llvm-generator-visitor.hh |  4 ++++
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/src/ast/llvm-generator-visitor.cc b/src/ast/llvm-generator-visitor.cc
index 25074d4..3582cee 100644
--- a/src/ast/llvm-generator-visitor.cc
+++ b/src/ast/llvm-generator-visitor.cc
@@ -198,11 +198,31 @@ namespace ast
   GEN_DIV_MOD_EXP(Div)
   GEN_DIV_MOD_EXP(Mod)
 
-  // void
-  // LLVMGeneratorVisitor::visit(const EqExp & node)
-  // {
 
-  // }
+  void
+  LLVMGeneratorVisitor::visit(const NegExp & node)
+  {
+    out_ << "sub ";
+    node.type->accept(*this);
+    out_ << " 0, ";
+    node.exp->accept(*this);
+  }
+
+  void
+  LLVMGeneratorVisitor::visit(const BangExp & node)
+  {
+    out_ << "xor i1 1b, ";
+    node.exp->accept(*this);
+  }
+
+  void
+  LLVMGeneratorVisitor::visit(const NotExp & node)
+  {
+    out_ << "xor ";
+    node.type->accept(*this);
+    out_ << " -1, ";
+    node.exp->accept(*this);
+  }
 
   void
   LLVMGeneratorVisitor::visit(const IdExp & node)
diff --git a/src/ast/llvm-generator-visitor.hh b/src/ast/llvm-generator-visitor.hh
index d0e801a..71b2752 100644
--- a/src/ast/llvm-generator-visitor.hh
+++ b/src/ast/llvm-generator-visitor.hh
@@ -56,6 +56,10 @@ namespace ast
     virtual void visit(const AndAndExp & node);
     virtual void visit(const OrOrExp & node);
 
+    virtual void visit(const NotExp & node);
+    virtual void visit(const BangExp & node);
+    virtual void visit(const NegExp & node);
+
     virtual void visit(const EqExp & node);
     virtual void visit(const NeqExp & node);
     virtual void visit(const LtExp & node);
-- 
2.11.4.GIT