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solidity/test/liblll/Compiler.cpp

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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Alex Beregszaszi
* @date 2017
* Unit tests for the LLL compiler.
*/
#include <test/Options.h>
#include <libdevcore/FixedHash.h>
#include <liblll/Compiler.h>
#include <boost/test/unit_test.hpp>
#include <string>
#include <memory>
using namespace std;
namespace dev
{
namespace lll
{
namespace test
{
namespace
{
bool successCompile(string const& _sourceCode)
{
vector<string> errors;
bytes bytecode = eth::compileLLL(_sourceCode, dev::test::Options::get().evmVersion(), false, &errors);
if (!errors.empty())
return false;
if (bytecode.empty())
return false;
return true;
}
}
BOOST_AUTO_TEST_SUITE(LLLCompiler)
BOOST_AUTO_TEST_CASE(smoke_test)
{
char const* sourceCode = "1";
BOOST_CHECK(successCompile(sourceCode));
}
BOOST_AUTO_TEST_CASE(switch_valid)
{
char const* sourceCode = R"(
(switch (origin))
)";
BOOST_CHECK(successCompile(sourceCode));
sourceCode = R"(
(switch
1 (panic)
2 (panic))
)";
BOOST_CHECK(successCompile(sourceCode));
sourceCode = R"(
(switch
1 (panic)
2 (panic)
(panic))
)";
BOOST_CHECK(successCompile(sourceCode));
sourceCode = R"(
(switch
1 (origin)
2 (origin)
(origin))
)";
BOOST_CHECK(successCompile(sourceCode));
}
BOOST_AUTO_TEST_CASE(switch_invalid_arg_count)
{
char const* sourceCode = R"(
(switch)
)";
BOOST_CHECK(!successCompile(sourceCode));
}
BOOST_AUTO_TEST_CASE(switch_inconsistent_return_count)
{
// cannot return stack items if the default case is not present
char const* sourceCode = R"(
(switch
1 (origin)
2 (origin)
)";
BOOST_CHECK(!successCompile(sourceCode));
// return count mismatch
sourceCode = R"(
(switch
1 (origin)
2 (origin)
(panic))
)";
BOOST_CHECK(!successCompile(sourceCode));
// return count mismatch
sourceCode = R"(
(switch
1 (panic)
2 (panic)
(origin))
)";
BOOST_CHECK(!successCompile(sourceCode));
}
BOOST_AUTO_TEST_CASE(disallowed_asm_instructions)
{
for (unsigned i = 1; i <= 32; i++)
BOOST_CHECK(!successCompile("(asm PUSH" + boost::lexical_cast<string>(i) + ")"));
}
BOOST_AUTO_TEST_CASE(disallowed_functional_asm_instructions)
{
for (unsigned i = 1; i <= 32; i++)
BOOST_CHECK(!successCompile("(PUSH" + boost::lexical_cast<string>(i) + ")"));
for (unsigned i = 1; i <= 16; i++)
BOOST_CHECK(!successCompile("(DUP" + boost::lexical_cast<string>(i) + ")"));
for (unsigned i = 1; i <= 16; i++)
BOOST_CHECK(!successCompile("(SWAP" + boost::lexical_cast<string>(i) + ")"));
BOOST_CHECK(!successCompile("(JUMPDEST)"));
}
BOOST_AUTO_TEST_CASE(valid_opcodes_functional)
{
vector<string> opcodes_bytecode {
"00",
"6000600001",
"6000600002",
"6000600003",
"6000600004",
"6000600005",
"6000600006",
"6000600007",
"60006000600008",
"60006000600009",
"600060000a",
"600060000b",
"6000600010",
"6000600011",
"6000600012",
"6000600013",
"6000600014",
"600015",
"6000600016",
"6000600017",
"6000600018",
"600019",
"600060001a",
"6000600020",
"30",
"600031",
"32",
"33",
"34",
"600035",
"36",
"60006000600037",
"38",
"60006000600039",
"3a",
"60003b",
"60006000600060003c",
"3d",
"6000600060003e",
"600040",
"41",
"42",
"43",
"44",
"45",
"600050",
"600051",
"6000600052",
"6000600053",
"600054",
"6000600055",
"600056",
"6000600057",
"58",
"59",
"5a",
"60ff",
"61ffff",
"62ffffff",
"63ffffffff",
"64ffffffffff",
"65ffffffffffff",
"66ffffffffffffff",
"67ffffffffffffffff",
"68ffffffffffffffffff",
"69ffffffffffffffffffff",
"6affffffffffffffffffffff",
"6bffffffffffffffffffffffff",
"6cffffffffffffffffffffffffff",
"6dffffffffffffffffffffffffffff",
"6effffffffffffffffffffffffffffff",
"6fffffffffffffffffffffffffffffffff",
"70ffffffffffffffffffffffffffffffffff",
"71ffffffffffffffffffffffffffffffffffff",
"72ffffffffffffffffffffffffffffffffffffff",
"73ffffffffffffffffffffffffffffffffffffffff",
"74ffffffffffffffffffffffffffffffffffffffffff",
"75ffffffffffffffffffffffffffffffffffffffffffff",
"76ffffffffffffffffffffffffffffffffffffffffffffff",
"77ffffffffffffffffffffffffffffffffffffffffffffffff",
"78ffffffffffffffffffffffffffffffffffffffffffffffffff",
"79ffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7affffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7bffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7cffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7dffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"60006000a0",
"600060006000a1",
"6000600060006000a2",
"60006000600060006000a3",
"600060006000600060006000a4",
"600060006000f0",
"6000600060006000600060006000f1",
"6000600060006000600060006000f2",
"60006000f3",
"600060006000600060006000f4",
"600060006000600060006000fa",
"60006000fd",
"fe",
"6000ff"
};
vector<string> opcodes_lll {
"{ (STOP) }",
"{ (ADD 0 0) }",
"{ (MUL 0 0) }",
"{ (SUB 0 0) }",
"{ (DIV 0 0) }",
"{ (SDIV 0 0) }",
"{ (MOD 0 0) }",
"{ (SMOD 0 0) }",
"{ (ADDMOD 0 0 0) }",
"{ (MULMOD 0 0 0) }",
"{ (EXP 0 0) }",
"{ (SIGNEXTEND 0 0) }",
"{ (LT 0 0) }",
"{ (GT 0 0) }",
"{ (SLT 0 0) }",
"{ (SGT 0 0) }",
"{ (EQ 0 0) }",
"{ (ISZERO 0) }",
"{ (AND 0 0) }",
"{ (OR 0 0) }",
"{ (XOR 0 0) }",
"{ (NOT 0) }",
"{ (BYTE 0 0) }",
"{ (KECCAK256 0 0) }",
"{ (ADDRESS) }",
"{ (BALANCE 0) }",
"{ (ORIGIN) }",
"{ (CALLER) }",
"{ (CALLVALUE) }",
"{ (CALLDATALOAD 0) }",
"{ (CALLDATASIZE) }",
"{ (CALLDATACOPY 0 0 0) }",
"{ (CODESIZE) }",
"{ (CODECOPY 0 0 0) }",
"{ (GASPRICE) }",
"{ (EXTCODESIZE 0) }",
"{ (EXTCODECOPY 0 0 0 0) }",
"{ (RETURNDATASIZE) }",
"{ (RETURNDATACOPY 0 0 0) }",
"{ (BLOCKHASH 0) }",
"{ (COINBASE) }",
"{ (TIMESTAMP) }",
"{ (NUMBER) }",
"{ (DIFFICULTY) }",
"{ (GASLIMIT) }",
"{ (POP 0) }",
"{ (MLOAD 0) }",
"{ (MSTORE 0 0) }",
"{ (MSTORE8 0 0) }",
"{ (SLOAD 0) }",
"{ (SSTORE 0 0) }",
"{ (JUMP 0) }",
"{ (JUMPI 0 0) }",
"{ (PC) }",
"{ (MSIZE) }",
"{ (GAS) }",
"{ 0xff }",
"{ 0xffff }",
"{ 0xffffff }",
"{ 0xffffffff }",
"{ 0xffffffffff }",
"{ 0xffffffffffff }",
"{ 0xffffffffffffff }",
"{ 0xffffffffffffffff }",
"{ 0xffffffffffffffffff }",
"{ 0xffffffffffffffffffff }",
"{ 0xffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff }",
"{ (LOG0 0 0) }",
"{ (LOG1 0 0 0) }",
"{ (LOG2 0 0 0 0) }",
"{ (LOG3 0 0 0 0 0) }",
"{ (LOG4 0 0 0 0 0 0) }",
"{ (CREATE 0 0 0) }",
"{ (CALL 0 0 0 0 0 0 0) }",
"{ (CALLCODE 0 0 0 0 0 0 0) }",
"{ (RETURN 0 0) }",
"{ (DELEGATECALL 0 0 0 0 0 0) }",
"{ (STATICCALL 0 0 0 0 0 0) }",
"{ (REVERT 0 0) }",
"{ (INVALID) }",
"{ (SELFDESTRUCT 0) }"
};
for (size_t i = 0; i < opcodes_bytecode.size(); i++) {
vector<string> errors;
bytes code = eth::compileLLL(opcodes_lll[i], dev::test::Options::get().evmVersion(), false, &errors);
BOOST_REQUIRE_MESSAGE(errors.empty(), opcodes_lll[i]);
BOOST_CHECK_EQUAL(toHex(code), opcodes_bytecode[i]);
}
}
BOOST_AUTO_TEST_CASE(valid_opcodes_asm)
{
vector<string> opcodes_bytecode {
"00",
"01",
"02",
"03",
"04",
"05",
"06",
"07",
"08",
"09",
"0a",
"0b",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"17",
"18",
"19",
"1a",
"20",
"30",
"31",
"32",
"33",
"34",
"35",
"36",
"37",
"38",
"39",
"3a",
"3b",
"3c",
"3d",
"3e",
"40",
"41",
"42",
"43",
"44",
"45",
"50",
"51",
"52",
"53",
"54",
"55",
"56",
"57",
"58",
"59",
"5a",
"5b",
"60ff",
"61ffff",
"62ffffff",
"63ffffffff",
"64ffffffffff",
"65ffffffffffff",
"66ffffffffffffff",
"67ffffffffffffffff",
"68ffffffffffffffffff",
"69ffffffffffffffffffff",
"6affffffffffffffffffffff",
"6bffffffffffffffffffffffff",
"6cffffffffffffffffffffffffff",
"6dffffffffffffffffffffffffffff",
"6effffffffffffffffffffffffffffff",
"6fffffffffffffffffffffffffffffffff",
"70ffffffffffffffffffffffffffffffffff",
"71ffffffffffffffffffffffffffffffffffff",
"72ffffffffffffffffffffffffffffffffffffff",
"73ffffffffffffffffffffffffffffffffffffffff",
"74ffffffffffffffffffffffffffffffffffffffffff",
"75ffffffffffffffffffffffffffffffffffffffffffff",
"76ffffffffffffffffffffffffffffffffffffffffffffff",
"77ffffffffffffffffffffffffffffffffffffffffffffffff",
"78ffffffffffffffffffffffffffffffffffffffffffffffffff",
"79ffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7affffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7bffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7cffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7dffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7effffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
"80",
"81",
"82",
"83",
"84",
"85",
"86",
"87",
"88",
"89",
"8a",
"8b",
"8c",
"8d",
"8e",
"8f",
"90",
"91",
"92",
"93",
"94",
"95",
"96",
"97",
"98",
"99",
"9a",
"9b",
"9c",
"9d",
"9e",
"9f",
"a0",
"a1",
"a2",
"a3",
"a4",
"f0",
"f1",
"f2",
"f3",
"f4",
"fa",
"fd",
"fe",
"ff"
};
vector<string> opcodes_lll {
"{ (asm STOP) }",
"{ (asm ADD) }",
"{ (asm MUL) }",
"{ (asm SUB) }",
"{ (asm DIV) }",
"{ (asm SDIV ) }",
"{ (asm MOD) }",
"{ (asm SMOD) }",
"{ (asm ADDMOD) }",
"{ (asm MULMOD) }",
"{ (asm EXP) }",
"{ (asm SIGNEXTEND) }",
"{ (asm LT) }",
"{ (asm GT) }",
"{ (asm SLT) }",
"{ (asm SGT) }",
"{ (asm EQ) }",
"{ (asm ISZERO) }",
"{ (asm AND) }",
"{ (asm OR) }",
"{ (asm XOR) }",
"{ (asm NOT) }",
"{ (asm BYTE) }",
"{ (asm KECCAK256) }",
"{ (asm ADDRESS) }",
"{ (asm BALANCE) }",
"{ (asm ORIGIN) }",
"{ (asm CALLER) }",
"{ (asm CALLVALUE) }",
"{ (asm CALLDATALOAD) }",
"{ (asm CALLDATASIZE) }",
"{ (asm CALLDATACOPY) }",
"{ (asm CODESIZE) }",
"{ (asm CODECOPY) }",
"{ (asm GASPRICE) }",
"{ (asm EXTCODESIZE)}",
"{ (asm EXTCODECOPY) }",
"{ (asm RETURNDATASIZE) }",
"{ (asm RETURNDATACOPY) }",
"{ (asm BLOCKHASH) }",
"{ (asm COINBASE) }",
"{ (asm TIMESTAMP) }",
"{ (asm NUMBER) }",
"{ (asm DIFFICULTY) }",
"{ (asm GASLIMIT) }",
"{ (asm POP) }",
"{ (asm MLOAD) }",
"{ (asm MSTORE) }",
"{ (asm MSTORE8) }",
"{ (asm SLOAD) }",
"{ (asm SSTORE) }",
"{ (asm JUMP ) }",
"{ (asm JUMPI ) }",
"{ (asm PC) }",
"{ (asm MSIZE) }",
"{ (asm GAS) }",
"{ (asm JUMPDEST) }",
"{ (asm 0xff) }",
"{ (asm 0xffff) }",
"{ (asm 0xffffff) }",
"{ (asm 0xffffffff) }",
"{ (asm 0xffffffffff) }",
"{ (asm 0xffffffffffff) }",
"{ (asm 0xffffffffffffff) }",
"{ (asm 0xffffffffffffffff) }",
"{ (asm 0xffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) }",
"{ (asm DUP1) }",
"{ (asm DUP2) }",
"{ (asm DUP3) }",
"{ (asm DUP4) }",
"{ (asm DUP5) }",
"{ (asm DUP6) }",
"{ (asm DUP7) }",
"{ (asm DUP8) }",
"{ (asm DUP9) }",
"{ (asm DUP10) }",
"{ (asm DUP11) }",
"{ (asm DUP12) }",
"{ (asm DUP13) }",
"{ (asm DUP14) }",
"{ (asm DUP15) }",
"{ (asm DUP16) }",
"{ (asm SWAP1) }",
"{ (asm SWAP2) }",
"{ (asm SWAP3) }",
"{ (asm SWAP4) }",
"{ (asm SWAP5) }",
"{ (asm SWAP6) }",
"{ (asm SWAP7) }",
"{ (asm SWAP8) }",
"{ (asm SWAP9) }",
"{ (asm SWAP10) }",
"{ (asm SWAP11) }",
"{ (asm SWAP12) }",
"{ (asm SWAP13) }",
"{ (asm SWAP14) }",
"{ (asm SWAP15) }",
"{ (asm SWAP16) }",
"{ (asm LOG0) }",
"{ (asm LOG1) }",
"{ (asm LOG2) }",
"{ (asm LOG3) }",
"{ (asm LOG4) }",
"{ (asm CREATE) }",
"{ (asm CALL) }",
"{ (asm CALLCODE) }",
"{ (asm RETURN) }",
"{ (asm DELEGATECALL) }",
"{ (asm STATICCALL) }",
"{ (asm REVERT) }",
"{ (asm INVALID) }",
"{ (asm SELFDESTRUCT) }"
};
for (size_t i = 0; i < opcodes_bytecode.size(); i++) {
vector<string> errors;
bytes code = eth::compileLLL(opcodes_lll[i], dev::test::Options::get().evmVersion(), false, &errors);
BOOST_REQUIRE_MESSAGE(errors.empty(), opcodes_lll[i]);
BOOST_CHECK_EQUAL(toHex(code), opcodes_bytecode[i]);
}
}
BOOST_AUTO_TEST_SUITE_END()
}
}
} // end namespaces
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