From 72a6fe4b608d68c8ff062f67ef337943f84cacb2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Bylica?= <pawel.bylica@imapp.pl>
Date: Thu, 16 Oct 2014 13:34:02 +0200
Subject: [PATCH] InsertPointGuard definition moved to CompilerHelper.h

---
 evmcc/CompilerHelper.h | 25 +++++++++++++++++++++++++
 evmcc/GasMeter.cpp     |  1 -
 evmcc/Utils.h          | 22 ----------------------
 3 files changed, 25 insertions(+), 23 deletions(-)

diff --git a/evmcc/CompilerHelper.h b/evmcc/CompilerHelper.h
index 7cf2653e5..e284398a3 100644
--- a/evmcc/CompilerHelper.h
+++ b/evmcc/CompilerHelper.h
@@ -11,6 +11,7 @@ namespace eth
 namespace jit
 {
 
+/// Base class for compiler helpers like Memory, GasMeter, etc.
 class CompilerHelper
 {
 protected:
@@ -26,6 +27,30 @@ protected:
 	llvm::IRBuilder<>& m_builder;
 };
 
+
+/// Saves the insert point of the IR builder and restores it when destructed
+struct InsertPointGuard
+{
+	InsertPointGuard(llvm::IRBuilder<>& _builder) :
+		m_builder(_builder),
+		m_insertBB(m_builder.GetInsertBlock()),
+		m_insertPt(m_builder.GetInsertPoint())
+	{}
+
+	InsertPointGuard(const InsertPointGuard&) = delete;
+	void operator=(InsertPointGuard) = delete;
+
+	~InsertPointGuard()
+	{
+		m_builder.SetInsertPoint(m_insertBB, m_insertPt);
+	}
+
+private:
+	llvm::IRBuilder<>& m_builder;
+	llvm::BasicBlock* m_insertBB;
+	llvm::BasicBlock::iterator m_insertPt;
+};
+
 }
 }
 }
diff --git a/evmcc/GasMeter.cpp b/evmcc/GasMeter.cpp
index f5e4a224b..9c83ba8db 100644
--- a/evmcc/GasMeter.cpp
+++ b/evmcc/GasMeter.cpp
@@ -9,7 +9,6 @@
 #include <libevm/FeeStructure.h>
 
 #include "Type.h"
-#include "Utils.h"
 #include "Ext.h"
 
 namespace dev
diff --git a/evmcc/Utils.h b/evmcc/Utils.h
index 27189d5d0..1b146b3d2 100644
--- a/evmcc/Utils.h
+++ b/evmcc/Utils.h
@@ -26,28 +26,6 @@ static_assert(sizeof(i256) == 32, "Wrong i265 size");
 u256 llvm2eth(i256);
 i256 eth2llvm(u256);
 
-struct InsertPointGuard
-{
-	InsertPointGuard(llvm::IRBuilder<>& _builder) :
-		m_builder(_builder),
-		m_insertBB(m_builder.GetInsertBlock()),
-		m_insertPt(m_builder.GetInsertPoint())
-	{}
-
-	~InsertPointGuard()
-	{
-		m_builder.SetInsertPoint(m_insertBB, m_insertPt);
-	}
-
-private:
-	llvm::IRBuilder<>& m_builder;
-	llvm::BasicBlock* m_insertBB;
-	llvm::BasicBlock::iterator m_insertPt;
-
-	InsertPointGuard(const InsertPointGuard&) = delete;
-	void operator=(InsertPointGuard) = delete;
-};
-
 #define ANY_PUSH	  PUSH1:  \
 	case Instruction::PUSH2:  \
 	case Instruction::PUSH3:  \