From df4c02fb026e890a3d22af3b95edd6740da83d8d Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Sat, 2 May 2020 00:05:35 +0100
Subject: [PATCH] Add instructions for "evm384"

---
 libevmasm/Instruction.cpp                               | 8 ++++++++
 libevmasm/Instruction.h                                 | 4 ++++
 test/tools/yulInterpreter/EVMInstructionInterpreter.cpp | 3 +++
 3 files changed, 15 insertions(+)

diff --git a/libevmasm/Instruction.cpp b/libevmasm/Instruction.cpp
index 34fef1642..fedc971a9 100644
--- a/libevmasm/Instruction.cpp
+++ b/libevmasm/Instruction.cpp
@@ -165,6 +165,9 @@ std::map<std::string, Instruction> const solidity::evmasm::c_instructions =
 	{ "LOG2", Instruction::LOG2 },
 	{ "LOG3", Instruction::LOG3 },
 	{ "LOG4", Instruction::LOG4 },
+	{ "ADDMOD384", Instruction::ADDMOD384 },
+	{ "SUBMOD384", Instruction::SUBMOD384 },
+	{ "MULMODMONT384", Instruction::MULMODMONT384 },
 	{ "CREATE", Instruction::CREATE },
 	{ "CALL", Instruction::CALL },
 	{ "CALLCODE", Instruction::CALLCODE },
@@ -311,6 +314,11 @@ static std::map<Instruction, InstructionInfo> const c_instructionInfo =
 	{ Instruction::LOG2,		{ "LOG2",			0, 4, 0, true, Tier::Special } },
 	{ Instruction::LOG3,		{ "LOG3",			0, 5, 0, true, Tier::Special } },
 	{ Instruction::LOG4,		{ "LOG4",			0, 6, 0, true, Tier::Special } },
+
+	{ Instruction::ADDMOD384,	{ "ADDMOD384",			0, 3, 0, true, Tier::Low } },
+	{ Instruction::SUBMOD384,	{ "SUBMOD384",			0, 3, 0, true, Tier::Low } },
+	{ Instruction::MULMODMONT384,	{ "MULMODMONT384",		0, 4, 0, true, Tier::Low } },
+
 	{ Instruction::CREATE,		{ "CREATE",			0, 3, 1, true, Tier::Special } },
 	{ Instruction::CALL,		{ "CALL",			0, 7, 1, true, Tier::Special } },
 	{ Instruction::CALLCODE,	{ "CALLCODE",		0, 7, 1, true, Tier::Special } },
diff --git a/libevmasm/Instruction.h b/libevmasm/Instruction.h
index 511e3cf1b..3c0ba86a1 100644
--- a/libevmasm/Instruction.h
+++ b/libevmasm/Instruction.h
@@ -185,6 +185,10 @@ enum class Instruction: uint8_t
 	PUTLOCAL,           ///< pop top of stack to local variable -- not part of Instructions.cpp
 	GETLOCAL,           ///< push local variable to top of stack -- not part of Instructions.cpp
 
+	ADDMOD384 = 0xc0,
+	SUBMOD384 = 0xc1,
+	MULMODMONT384 = 0xc2,
+
 	CREATE = 0xf0,		///< create a new account with associated code
 	CALL,				///< message-call into an account
 	CALLCODE,			///< message-call with another account's code only
diff --git a/test/tools/yulInterpreter/EVMInstructionInterpreter.cpp b/test/tools/yulInterpreter/EVMInstructionInterpreter.cpp
index d60b63b10..b72ec968b 100644
--- a/test/tools/yulInterpreter/EVMInstructionInterpreter.cpp
+++ b/test/tools/yulInterpreter/EVMInstructionInterpreter.cpp
@@ -417,6 +417,9 @@ u256 EVMInstructionInterpreter::eval(
 	case Instruction::RETURNSUB:
 	case Instruction::PUTLOCAL:
 	case Instruction::GETLOCAL:
+	case Instruction::ADDMOD384:
+	case Instruction::SUBMOD384:
+	case Instruction::MULMODMONT384:
 	{
 		yulAssert(false, "");
 		return 0;