mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-25 12:57:17 +00:00
62391ddbeb
Fixes #18210
323 lines
8.8 KiB
Solidity
323 lines
8.8 KiB
Solidity
pragma solidity >=0.4.21 <0.6.0;
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contract Test1 {
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function isSameAddress(address a, address b) public returns(bool){ //Simply add the two arguments and return
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if (a == b) return true;
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return false;
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}
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}
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contract OpCodes {
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Test1 test1;
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constructor() public { //Constructor function
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test1 = new Test1(); //Create new "Test1" function
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}
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modifier onlyOwner(address _owner) {
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require(msg.sender == _owner);
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_;
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}
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// Add a todo to the list
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function test() public {
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//simple_instructions
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/*assembly { pop(sub(dup1, mul(dup1, dup1))) }*/
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//keywords
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assembly { pop(address) return(2, byte(2,1)) }
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//label_complex
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/*assembly { 7 abc: 8 eq jump(abc) jumpi(eq(7, 8), abc) pop }
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assembly { pop(jumpi(eq(7, 8), abc)) jump(abc) }*/
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//functional
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/*assembly { let x := 2 add(7, mul(6, x)) mul(7, 8) add =: x }*/
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//for_statement
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assembly { for { let i := 1 } lt(i, 5) { i := add(i, 1) } {} }
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assembly { for { let i := 6 } gt(i, 5) { i := add(i, 1) } {} }
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assembly { for { let i := 1 } slt(i, 5) { i := add(i, 1) } {} }
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assembly { for { let i := 6 } sgt(i, 5) { i := add(i, 1) } {} }
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//no_opcodes_in_strict
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assembly { pop(callvalue()) }
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//no_dup_swap_in_strict
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/*assembly { swap1() }*/
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//print_functional
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assembly { let x := mul(sload(0x12), 7) }
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//print_if
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assembly { if 2 { pop(mload(0)) }}
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//function_definitions_multiple_args
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assembly { function f(a, d){ mstore(a, d) } function g(a, d) -> x, y {}}
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//sstore
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assembly { function f(a, d){ sstore(a, d) } function g(a, d) -> x, y {}}
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//mstore8
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assembly { function f(a, d){ mstore8(a, d) } function g(a, d) -> x, y {}}
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//calldatacopy
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assembly {
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let a := mload(0x40)
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let b := add(a, 32)
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calldatacopy(a, 4, 32)
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/*calldatacopy(b, add(4, 32), 32)*/
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/*result := add(mload(a), mload(b))*/
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}
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//codecopy
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assembly {
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let a := mload(0x40)
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let b := add(a, 32)
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codecopy(a, 4, 32)
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}
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//codecopy
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assembly {
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let a := mload(0x40)
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let b := add(a, 32)
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extcodecopy(0, a, 4, 32)
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}
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//for_statement
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assembly { let x := calldatasize() for { let i := 0} lt(i, x) { i := add(i, 1) } { mstore(i, 2) } }
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//keccak256
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assembly { pop(keccak256(0,0)) }
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//returndatasize
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assembly { let r := returndatasize }
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//returndatacopy
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assembly { returndatacopy(64, 32, 0) }
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//byzantium vs const Constantinople
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//staticcall
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assembly { pop(staticcall(10000, 0x123, 64, 0x10, 128, 0x10)) }
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/*//create2 Constantinople
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assembly { pop(create2(10, 0x123, 32, 64)) }*/
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//create Constantinople
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assembly { pop(create(10, 0x123, 32)) }
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//shift Constantinople
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/*assembly { pop(shl(10, 32)) }
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assembly { pop(shr(10, 32)) }
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assembly { pop(sar(10, 32)) }*/
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//not
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assembly { pop( not(0x1f)) }
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//exp
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assembly { pop( exp(2, 226)) }
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//mod
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assembly { pop( mod(3, 9)) }
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//smod
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assembly { pop( smod(3, 9)) }
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//div
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assembly { pop( div(4, 2)) }
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//sdiv
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assembly { pop( sdiv(4, 2)) }
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//iszero
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assembly { pop(iszero(1)) }
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//and
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assembly { pop(and(2,3)) }
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//or
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assembly { pop(or(3,3)) }
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//xor
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assembly { pop(xor(3,3)) }
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//addmod
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assembly { pop(addmod(3,3,6)) }
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//mulmod
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assembly { pop(mulmod(3,3,3)) }
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//signextend
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assembly { pop(signextend(1, 10)) }
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//sha3
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assembly { pop(calldataload(0)) }
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//blockhash
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assembly { pop(blockhash(sub(number(), 1))) }
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//balance
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assembly { pop(balance(0x0)) }
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//caller
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assembly { pop(caller()) }
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//codesize
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assembly { pop(codesize()) }
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//extcodesize
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assembly { pop(extcodesize(0x1)) }
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//origin
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assembly { pop(origin()) }
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//gas
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assembly { pop(gas())}
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//msize
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assembly { pop(msize())}
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//pc
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assembly { pop(pc())}
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//gasprice
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assembly { pop(gasprice())}
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//coinbase
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assembly { pop(coinbase())}
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//timestamp
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assembly { pop(timestamp())}
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//number
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assembly { pop(number())}
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//difficulty
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assembly { pop(difficulty())}
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//gaslimit
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assembly { pop(gaslimit())}
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//call
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address contractAddr = address(test1);
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bytes4 sig = bytes4(keccak256("isSameAddress(address,address)")); //Function signature
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address a = msg.sender;
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assembly {
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let x := mload(0x40) //Find empty storage location using "free memory pointer"
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mstore(x,sig) //Place signature at begining of empty storage
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mstore(add(x,0x04),a) // first address parameter. just after signature
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes)
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function.
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// new free pointer position after the output values of the called function.
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let success := call(
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5000, //5k gas
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contractAddr, //To addr
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0, //No wei passed
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x, // Inputs are at location x
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0x44, //Inputs size two padded, so 68 bytes
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x, //Store output over input
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0x20) //Output is 32 bytes long
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}
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//callcode
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assembly {
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let x := mload(0x40) //Find empty storage location using "free memory pointer"
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mstore(x,sig) //Place signature at begining of empty storage
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mstore(add(x,0x04),a) // first address parameter. just after signature
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes)
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function.
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// new free pointer position after the output values of the called function.
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let success := callcode(
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5000, //5k gas
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contractAddr, //To addr
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0, //No wei passed
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x, // Inputs are at location x
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0x44, //Inputs size two padded, so 68 bytes
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x, //Store output over input
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0x20) //Output is 32 bytes long
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}
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//delegatecall
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assembly {
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let x := mload(0x40) //Find empty storage location using "free memory pointer"
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mstore(x,sig) //Place signature at begining of empty storage
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mstore(add(x,0x04),a) // first address parameter. just after signature
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes)
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function.
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// new free pointer position after the output values of the called function.
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let success := delegatecall(
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5000, //5k gas
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contractAddr, //To addr
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x, // Inputs are at location x
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0x44, //Inputs size two padded, so 68 bytes
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x, //Store output over input
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0x20) //Output is 32 bytes long
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}
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uint256 _id = 0x420042;
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//log0
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log0(
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20)
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);
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//log1
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log1(
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20)
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);
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//log2
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log2(
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(uint256(msg.sender))
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);
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//log3
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log3(
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(uint256(msg.sender)),
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bytes32(_id)
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);
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//log4
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log4(
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20),
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bytes32(uint256(msg.sender)),
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bytes32(_id),
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bytes32(_id)
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);
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//selfdestruct
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assembly { selfdestruct(0x02) }
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}
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function test_revert() public {
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//revert
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assembly{ revert(0, 0) }
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}
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function test_invalid() public {
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//revert
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assembly{ invalid() }
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}
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function test_stop() public {
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//revert
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assembly{ stop() }
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}
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}
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