solidity/test/tools/ossfuzz/yulProto.proto

/*
	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/>.
*/

syntax = "proto2";

message FunctionCall {
  // Indexes an existing function
  required uint32 func_index = 1;
  required Expression in_param1 = 2;
  required Expression in_param2 = 3;
  required Expression in_param3 = 4;
  required Expression in_param4 = 5;
  required VarRef out_param1 = 6;
  required VarRef out_param2 = 7;
  required VarRef out_param3 = 8;
  required VarRef out_param4 = 9;
}

message VarRef {
  required int32 varnum = 1;
}

message Literal {
  oneof literal_oneof {
    uint64 intval = 1;
    string hexval = 2;
    string strval = 3;
    bool boolval = 4;
  }
}

message BinaryOp {
  enum BOp {
    ADD = 0;
    SUB = 1;
    MUL = 2;
    DIV = 3;
    MOD = 4;
    XOR = 5;
    AND = 6;
    OR = 7;
    EQ = 8;
    LT = 9;
    GT = 10;
    SHR = 11;
    SHL = 12;
    SAR = 13;
    SDIV = 14;
    SMOD = 15;
    EXP = 16;
    SLT = 17;
    SGT = 18;
    BYTE = 19;
    SI = 20;
    KECCAK = 21;
  };
  required BOp op = 1;
  required Expression left = 2;
  required Expression right = 3;
}

message UnaryOp {
  enum UOp {
    NOT = 0;
    MLOAD = 1;
    SLOAD = 2;
    ISZERO = 3;
    CALLDATALOAD = 4;
  }
  required UOp op = 1;
  required Expression operand = 2;
}

message TernaryOp {
  enum TOp {
    ADDM = 0;
    MULM = 1;
  }
  required TOp op = 1;
  required Expression arg1 = 2;
  required Expression arg2 = 3;
  required Expression arg3 = 4;
}

message NullaryOp {
  enum NOp {
    CALLDATASIZE = 4;
    RETURNDATASIZE = 6;
    ADDRESS = 7;
    ORIGIN = 8;
    CALLER = 9;
    CALLVALUE = 10;
    GASPRICE = 11;
    COINBASE = 12;
    NUMBER = 14;
    DIFFICULTY = 15;
    GASLIMIT = 16;
    SELFBALANCE = 17;
    CHAINID = 18;
  }
  required NOp op = 1;
}

message StoreFunc {
  enum Storage {
    MSTORE = 0;
    SSTORE = 1;
    MSTORE8 = 2;
  }
  required Expression loc = 1;
  required Expression val = 2;
  required Storage st = 3;
}

message FunctionExpr {
  required uint64 index = 1;
  required Expression in_param1 = 2;
  required Expression in_param2 = 3;
  required Expression in_param3 = 4;
  required Expression in_param4 = 5;
}

message Expression {
  oneof expr_oneof {
    VarRef varref = 1;
    Literal cons = 2;
    BinaryOp binop = 3;
    UnaryOp unop = 4;
    TernaryOp top = 5;
    NullaryOp nop = 6;
    FunctionExpr funcexpr = 10;
  }
}

message AssignmentStatement {
  required VarRef ref_id = 1;
  required Expression expr = 2;
}

message IfStmt {
  required Expression cond = 1;
  required Block block = 2;
}

message BoundedForStmt {
  required Block block = 1;
}

message ForStmt {
  required Block block = 1;
  required Block for_init = 2;
  required Block for_post = 3;
  required Expression for_cond = 4;
}

message CaseStmt {
  required Literal case_lit = 1;
  required Block block = 2;
}

message SwitchStmt {
  required Expression switch_expr = 1;
  repeated CaseStmt case_stmt = 2;
  optional Block block = 3;
}

message BreakStmt {}
message ContinueStmt {}

message FunctionDef {
  required uint32 num_input_params = 1;
  required uint32 num_output_params = 2;
  required Block block = 3;
  required bool force_call = 4;
}

message PopStmt {
  required Expression expr = 1;
}

message LeaveStmt {}

message Statement {
  oneof stmt_oneof {
    AssignmentStatement assignment      = 2;
    IfStmt              ifstmt          = 3;
    StoreFunc           storage_func    = 4;
    Block               blockstmt       = 5;
    ForStmt             forstmt         = 6;
    SwitchStmt          switchstmt      = 7;
    BreakStmt           breakstmt       = 8;
    ContinueStmt        contstmt        = 9;
    FunctionCall        functioncall    = 14;
    BoundedForStmt      boundedforstmt  = 15;
    FunctionDef         funcdef         = 16;
    PopStmt             pop             = 17;
    LeaveStmt           leave           = 18;
  }
}

message Block {
  repeated Statement statements = 1;
}

message Program {
  required Block block = 1;
}

package solidity.yul.test.yul_fuzzer;