mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
259 lines
9.7 KiB
C++
259 lines
9.7 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @author Alex Beregszaszi
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* @date 2018
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* Tests for the assembler.
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*/
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#include <libsolutil/JSON.h>
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#include <libevmasm/Assembly.h>
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#include <boost/test/unit_test.hpp>
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#include <string>
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#include <tuple>
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#include <memory>
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using namespace std;
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using namespace solidity::langutil;
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using namespace solidity::evmasm;
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namespace solidity::frontend::test
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{
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namespace
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{
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void checkCompilation(evmasm::Assembly const& _assembly)
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{
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LinkerObject output = _assembly.assemble();
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BOOST_CHECK(output.bytecode.size() > 0);
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BOOST_CHECK(output.toHex().length() > 0);
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}
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}
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BOOST_AUTO_TEST_SUITE(Assembler)
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BOOST_AUTO_TEST_CASE(all_assembly_items)
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{
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map<string, unsigned> indices = {
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{ "root.asm", 0 },
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{ "sub.asm", 1 }
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};
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Assembly _assembly;
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auto root_asm = make_shared<CharStream>("lorem ipsum", "root.asm");
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_assembly.setSourceLocation({1, 3, root_asm});
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Assembly _subAsm;
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auto sub_asm = make_shared<CharStream>("lorem ipsum", "sub.asm");
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_subAsm.setSourceLocation({6, 8, sub_asm});
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// PushImmutable
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_subAsm.appendImmutable("someImmutable");
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_subAsm.append(Instruction::INVALID);
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shared_ptr<Assembly> _subAsmPtr = make_shared<Assembly>(_subAsm);
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// Tag
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auto tag = _assembly.newTag();
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_assembly.append(tag);
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// Operation
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_assembly.append(u256(1));
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_assembly.append(u256(2));
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// Push
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_assembly.append(Instruction::KECCAK256);
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// PushProgramSize
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_assembly.appendProgramSize();
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// PushLibraryAddress
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_assembly.appendLibraryAddress("someLibrary");
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// PushTag + Operation
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_assembly.appendJump(tag);
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// PushData
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_assembly.append(bytes{0x1, 0x2, 0x3, 0x4});
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// PushSubSize
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auto sub = _assembly.appendSubroutine(_subAsmPtr);
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// PushSub
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_assembly.pushSubroutineOffset(size_t(sub.data()));
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// PushDeployTimeAddress
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_assembly.append(PushDeployTimeAddress);
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// AssignImmutable.
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// Note that since there is no reference to "someOtherImmutable", this will compile to a simple POP in the hex output.
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_assembly.appendImmutableAssignment("someOtherImmutable");
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_assembly.append(u256(2));
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_assembly.appendImmutableAssignment("someImmutable");
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// Operation
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_assembly.append(Instruction::STOP);
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_assembly.appendAuxiliaryDataToEnd(bytes{0x42, 0x66});
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_assembly.appendAuxiliaryDataToEnd(bytes{0xee, 0xaa});
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checkCompilation(_assembly);
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BOOST_CHECK_EQUAL(
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_assembly.assemble().toHex(),
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"5b6001600220606f73__$bf005014d9d0f534b8fcb268bd84c491a2$__"
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"60005660676022604573000000000000000000000000000000000000000050"
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"60028060015250"
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"00fe"
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"7f0000000000000000000000000000000000000000000000000000000000000000"
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"fe010203044266eeaa"
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);
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BOOST_CHECK_EQUAL(
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_assembly.assemblyString(),
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" /* \"root.asm\":1:3 */\n"
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"tag_1:\n"
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" keccak256(0x02, 0x01)\n"
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" bytecodeSize\n"
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" linkerSymbol(\"bf005014d9d0f534b8fcb268bd84c491a2380f4acd260d1ccfe9cd8201f7e994\")\n"
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" jump(tag_1)\n"
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" data_a6885b3731702da62e8e4a8f584ac46a7f6822f4e2ba50fba902f67b1588d23b\n"
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" dataSize(sub_0)\n"
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" dataOffset(sub_0)\n"
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" deployTimeAddress()\n"
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" assignImmutable(\"0xc3978657661c4d8e32e3d5f42597c009f0d3859e9f9d0d94325268f9799e2bfb\")\n"
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" 0x02\n"
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" assignImmutable(\"0x26f2c0195e9d408feff3abd77d83f2971f3c9a18d1e8a9437c7835ae4211fc9f\")\n"
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" stop\n"
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"stop\n"
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"data_a6885b3731702da62e8e4a8f584ac46a7f6822f4e2ba50fba902f67b1588d23b 01020304\n"
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"\n"
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"sub_0: assembly {\n"
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" /* \"sub.asm\":6:8 */\n"
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" immutable(\"0x26f2c0195e9d408feff3abd77d83f2971f3c9a18d1e8a9437c7835ae4211fc9f\")\n"
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" invalid\n"
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"}\n"
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"\n"
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"auxdata: 0x4266eeaa\n"
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);
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BOOST_CHECK_EQUAL(
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util::jsonCompactPrint(_assembly.assemblyJSON(indices)),
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"{\".auxdata\":\"4266eeaa\",\".code\":["
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"{\"begin\":1,\"end\":3,\"name\":\"tag\",\"source\":0,\"value\":\"1\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"JUMPDEST\",\"source\":0},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH\",\"source\":0,\"value\":\"1\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH\",\"source\":0,\"value\":\"2\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"KECCAK256\",\"source\":0},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSHSIZE\",\"source\":0},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSHLIB\",\"source\":0,\"value\":\"someLibrary\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH [tag]\",\"source\":0,\"value\":\"1\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"JUMP\",\"source\":0},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH data\",\"source\":0,\"value\":\"A6885B3731702DA62E8E4A8F584AC46A7F6822F4E2BA50FBA902F67B1588D23B\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH #[$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH [$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSHDEPLOYADDRESS\",\"source\":0},"
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"{\"begin\":1,\"end\":3,\"name\":\"ASSIGNIMMUTABLE\",\"source\":0,\"value\":\"someOtherImmutable\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH\",\"source\":0,\"value\":\"2\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"ASSIGNIMMUTABLE\",\"source\":0,\"value\":\"someImmutable\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"STOP\",\"source\":0}"
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"],\".data\":{\"0\":{\".code\":["
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"{\"begin\":6,\"end\":8,\"name\":\"PUSHIMMUTABLE\",\"source\":1,\"value\":\"someImmutable\"},"
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"{\"begin\":6,\"end\":8,\"name\":\"INVALID\",\"source\":1}"
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"]},\"A6885B3731702DA62E8E4A8F584AC46A7F6822F4E2BA50FBA902F67B1588D23B\":\"01020304\"}}"
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);
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}
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BOOST_AUTO_TEST_CASE(immutable)
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{
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map<string, unsigned> indices = {
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{ "root.asm", 0 },
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{ "sub.asm", 1 }
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};
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Assembly _assembly;
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auto root_asm = make_shared<CharStream>("lorem ipsum", "root.asm");
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_assembly.setSourceLocation({1, 3, root_asm});
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Assembly _subAsm;
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auto sub_asm = make_shared<CharStream>("lorem ipsum", "sub.asm");
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_subAsm.setSourceLocation({6, 8, sub_asm});
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_subAsm.appendImmutable("someImmutable");
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_subAsm.appendImmutable("someOtherImmutable");
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_subAsm.appendImmutable("someImmutable");
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shared_ptr<Assembly> _subAsmPtr = make_shared<Assembly>(_subAsm);
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_assembly.append(u256(42));
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_assembly.appendImmutableAssignment("someImmutable");
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_assembly.append(u256(23));
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_assembly.appendImmutableAssignment("someOtherImmutable");
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auto sub = _assembly.appendSubroutine(_subAsmPtr);
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_assembly.pushSubroutineOffset(size_t(sub.data()));
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checkCompilation(_assembly);
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BOOST_CHECK_EQUAL(
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_assembly.assemble().toHex(),
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// root.asm
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// assign "someImmutable"
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"602a" // PUSH1 42 - value for someImmutable
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"80" // DUP1
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"6001" // PUSH1 1 - offset of first someImmutable in sub_0
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"52" // MSTORE
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"80" // DUP1
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"6043" // PUSH1 67 - offset of second someImmutable in sub_0
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"52" // MSTORE
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"50" // POP
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// assign "someOtherImmutable"
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"6017" // PUSH1 23 - value for someOtherImmutable
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"80" // DUP1
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"6022" // PUSH1 34 - offset of someOtherImmutable in sub_0
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"52" // MSTORE
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"50" // POP
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"6063" // PUSH1 0x63 - dataSize(sub_0)
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"6017" // PUSH1 0x17 - dataOffset(sub_0)
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"fe" // INVALID
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// end of root.asm
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// sub.asm
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"7f0000000000000000000000000000000000000000000000000000000000000000" // PUSHIMMUTABLE someImmutable - data at offset 1
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"7f0000000000000000000000000000000000000000000000000000000000000000" // PUSHIMMUTABLE someOtherImmutable - data at offset 34
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"7f0000000000000000000000000000000000000000000000000000000000000000" // PUSHIMMUTABLE someImmutable - data at offset 67
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);
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BOOST_CHECK_EQUAL(
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_assembly.assemblyString(),
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" /* \"root.asm\":1:3 */\n"
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" 0x2a\n"
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" assignImmutable(\"0x26f2c0195e9d408feff3abd77d83f2971f3c9a18d1e8a9437c7835ae4211fc9f\")\n"
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" 0x17\n"
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" assignImmutable(\"0xc3978657661c4d8e32e3d5f42597c009f0d3859e9f9d0d94325268f9799e2bfb\")\n"
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" dataSize(sub_0)\n"
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" dataOffset(sub_0)\n"
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"stop\n"
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"\n"
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"sub_0: assembly {\n"
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" /* \"sub.asm\":6:8 */\n"
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" immutable(\"0x26f2c0195e9d408feff3abd77d83f2971f3c9a18d1e8a9437c7835ae4211fc9f\")\n"
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" immutable(\"0xc3978657661c4d8e32e3d5f42597c009f0d3859e9f9d0d94325268f9799e2bfb\")\n"
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" immutable(\"0x26f2c0195e9d408feff3abd77d83f2971f3c9a18d1e8a9437c7835ae4211fc9f\")\n"
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"}\n"
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);
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BOOST_CHECK_EQUAL(
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util::jsonCompactPrint(_assembly.assemblyJSON(indices)),
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"{\".code\":["
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH\",\"source\":0,\"value\":\"2A\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"ASSIGNIMMUTABLE\",\"source\":0,\"value\":\"someImmutable\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH\",\"source\":0,\"value\":\"17\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"ASSIGNIMMUTABLE\",\"source\":0,\"value\":\"someOtherImmutable\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH #[$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"},"
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"{\"begin\":1,\"end\":3,\"name\":\"PUSH [$]\",\"source\":0,\"value\":\"0000000000000000000000000000000000000000000000000000000000000000\"}"
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"],\".data\":{\"0\":{\".code\":["
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"{\"begin\":6,\"end\":8,\"name\":\"PUSHIMMUTABLE\",\"source\":1,\"value\":\"someImmutable\"},"
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"{\"begin\":6,\"end\":8,\"name\":\"PUSHIMMUTABLE\",\"source\":1,\"value\":\"someOtherImmutable\"},"
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"{\"begin\":6,\"end\":8,\"name\":\"PUSHIMMUTABLE\",\"source\":1,\"value\":\"someImmutable\"}"
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"]}}}"
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);
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}
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BOOST_AUTO_TEST_SUITE_END()
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} // end namespaces
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