diff options
Diffstat (limited to 'test/libsolidity/SolidityEndToEndTest.cpp')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index beeae786..0a43069a 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -11141,6 +11141,135 @@ BOOST_AUTO_TEST_CASE(swap_peephole_optimisation) BOOST_CHECK(callContractFunction("div(uint256,uint256)", u256(0), u256(1)) == encodeArgs(u256(0))); } +BOOST_AUTO_TEST_CASE(bitwise_shifting_constantinople) +{ + if (!dev::test::Options::get().evmVersion().hasBitwiseShifting()) + return; + char const* sourceCode = R"( + contract C { + function shl(uint a, uint b) returns (uint c) { + assembly { + a + b + shl + =: c + } + } + function shr(uint a, uint b) returns (uint c) { + assembly { + a + b + shr + =: c + } + } + function sar(uint a, uint b) returns (uint c) { + assembly { + a + b + sar + =: c + } + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("shl(uint256,uint256)", u256(1), u256(2)) == encodeArgs(u256(4))); + BOOST_CHECK(callContractFunction("shl(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(1)) == encodeArgs(u256("0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe"))); + BOOST_CHECK(callContractFunction("shl(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(256)) == encodeArgs(u256(0))); + BOOST_CHECK(callContractFunction("shr(uint256,uint256)", u256(3), u256(1)) == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shr(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(1)) == encodeArgs(u256("0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))); + BOOST_CHECK(callContractFunction("shr(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(255)) == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shr(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(256)) == encodeArgs(u256(0))); + BOOST_CHECK(callContractFunction("sar(uint256,uint256)", u256(3), u256(1)) == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("sar(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(1)) == encodeArgs(u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))); + BOOST_CHECK(callContractFunction("sar(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(255)) == encodeArgs(u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))); + BOOST_CHECK(callContractFunction("sar(uint256,uint256)", u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), u256(256)) == encodeArgs(u256("0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"))); +} + +BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) +{ + if (!dev::test::Options::get().evmVersion().hasBitwiseShifting()) + return; + char const* sourceCode = R"( + contract C { + function shl_1() returns (bool) { + uint c; + assembly { + 1 + 2 + shl + =: c + } + assert(c == 4); + return true; + } + function shl_2() returns (bool) { + uint c; + assembly { + 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff + 1 + shl + =: c + } + assert(c == 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe); + return true; + } + function shl_3() returns (bool) { + uint c; + assembly { + 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff + 256 + shl + =: c + } + assert(c == 0); + return true; + } + function shr_1() returns (bool) { + uint c; + assembly { + 3 + 1 + shr + =: c + } + assert(c == 1); + return true; + } + function shr_2() returns (bool) { + uint c; + assembly { + 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff + 1 + shr + =: c + } + assert(c == 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); + return true; + } + function shr_3() returns (bool) { + uint c; + assembly { + 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff + 256 + shr + =: c + } + assert(c == 0); + return true; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("shl_1()") == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shl_2()") == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shl_3()") == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shr_1()") == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shr_2()") == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("shr_3()") == encodeArgs(u256(1))); +} + BOOST_AUTO_TEST_SUITE_END() } |