From edf95ec610e7cd3c5bd5f649fdbb427d7bbf6e08 Mon Sep 17 00:00:00 2001
From: Jeffrey Wilcke <jeffrey@ethereum.org>
Date: Thu, 15 Jun 2017 14:13:23 +0200
Subject: [PATCH] core/vm: added metropolis instructions

---
 core/vm/jump_table.go | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/core/vm/jump_table.go b/core/vm/jump_table.go
index 130532c5c8..e1f69433f0 100644
--- a/core/vm/jump_table.go
+++ b/core/vm/jump_table.go
@@ -58,8 +58,44 @@ type operation struct {
 var (
 	frontierInstructionSet  = NewFrontierInstructionSet()
 	homesteadInstructionSet = NewHomesteadInstructionSet()
+	metropolisInstructionSet = NewMetropolisInstructionSet()
 )
 
+// NewMetropolisInstructionSet returns the frontier, homestead and
+// metropolis instructions.
+func NewMetropolisInstructionSet() [256]operation {
+	// instructions that can be executed during the homestead phase.
+	instructionSet := NewHomesteadInstructionSet()
+	instructionSet[STATIC_CALL] = operation{
+		execute:       opStaticCall,
+		gasCost:       gasStaticCall,
+		validateStack: makeStackFunc(6, 1),
+		memorySize:    memoryStaticCall,
+		valid:         true,
+	}
+	instructionSet[REVERT] = operation{
+		execute:       opRevert,
+		gasCost:       constGasFunc(GasFastestStep),
+		validateStack: makeStackFunc(2, 0),
+		valid:         true,
+		reverts:       true,
+	}
+	instructionSet[RETURNDATASIZE] = operation{
+		execute:       opReturnDataSize,
+		gasCost:       constGasFunc(0), // TODO
+		validateStack: makeStackFunc(0, 1),
+		valid:         true,
+	}
+	instructionSet[RETURNDATACOPY] = operation{
+		execute:       opReturnDataCopy,
+		gasCost:       gasReturnDataCopy,
+		validateStack: makeStackFunc(3, 0),
+		memorySize:    memoryReturnDataCopy,
+		valid:         true,
+	}
+	return instructionSet
+}
+
 // NewHomesteadInstructionSet returns the frontier and homestead
 // instructions that can be executed during the homestead phase.
 func NewHomesteadInstructionSet() [256]operation {