A generic binary operator: two inputs and one output. More...
#include <typeop.hh>
Public Member Functions | |
| TypeOpBinary (TypeFactory *t, OpCode opc, const string &n, type_metatype mout, type_metatype min) | |
| Constructor. | |
| virtual Datatype * | getOutputLocal (const PcodeOp *op) const |
| Find the minimal (or suggested) data-type of an output to this op-code. More... | |
| virtual Datatype * | getInputLocal (const PcodeOp *op, int4 slot) const |
| Find the minimal (or suggested) data-type of an input to this op-code. More... | |
| virtual void | printRaw (ostream &s, const PcodeOp *op) |
| Print (for debugging purposes) this specific PcodeOp to the stream. More... | |
 Public Member Functions inherited from ghidra::TypeOp | |
| TypeOp (TypeFactory *t, OpCode opc, const string &n) | |
| Constructor. More... | |
| virtual | ~TypeOp (void) |
| Destructor. | |
| const string & | getName (void) const |
| Get the display name of the op-code. | |
| OpCode | getOpcode (void) const |
| Get the op-code value. | |
| uint4 | getFlags (void) const |
| Get the properties associated with the op-code. | |
| OpBehavior * | getBehavior (void) const |
| Get the behavior associated with the op-code. | |
| uintb | evaluateUnary (int4 sizeout, int4 sizein, uintb in1) const |
| Emulate the unary op-code on an input value. More... | |
| uintb | evaluateBinary (int4 sizeout, int4 sizein, uintb in1, uintb in2) const |
| Emulate the binary op-code on an input value. More... | |
| uintb | recoverInputBinary (int4 slot, int4 sizeout, uintb out, int4 sizein, uintb in) const |
| Reverse the binary op-code operation, recovering a constant input value. More... | |
| uintb | recoverInputUnary (int4 sizeout, uintb out, int4 sizein) const |
| Reverse the unary op-code operation, recovering a constant input value. More... | |
| bool | isCommutative (void) const |
| Return true if this op-code is commutative. More... | |
| bool | inheritsSign (void) const |
| Return true if the op-code inherits its signedness from its inputs. | |
| bool | inheritsSignFirstParamOnly (void) const |
| Return true if the op-code inherits its signedness from only its first input. | |
| bool | isShiftOp (void) const |
| Return true if the op-code is a shift (INT_LEFT, INT_RIGHT, or INT_SRIGHT) | |
| bool | isArithmeticOp (void) const |
| Return true if the opcode is INT_ADD, INT_MULT, INT_DIV, INT_REM, or other arithmetic op. | |
| bool | isLogicalOp (void) const |
| Return true if the opcode is INT_AND, INT_OR, INT_XOR, or other logical op. | |
| bool | isFloatingPointOp (void) const |
| Return true if the opcode is FLOAT_ADD, FLOAT_MULT, or other floating-point operation. | |
| virtual Datatype * | getOutputToken (const PcodeOp *op, CastStrategy *castStrategy) const |
| Find the data-type of the output that would be assigned by a compiler. More... | |
| virtual Datatype * | getInputCast (const PcodeOp *op, int4 slot, const CastStrategy *castStrategy) const |
| Find the data-type of the input to a specific PcodeOp. More... | |
| virtual Datatype * | propagateType (Datatype *alttype, PcodeOp *op, Varnode *invn, Varnode *outvn, int4 inslot, int4 outslot) |
| Propagate an incoming data-type across a specific PcodeOp. More... | |
| virtual void | push (PrintLanguage *lng, const PcodeOp *op, const PcodeOp *readOp) const =0 |
| Push the specific PcodeOp to the emitter's RPN stack. More... | |
| virtual string | getOperatorName (const PcodeOp *op) const |
| Get the name of the op-code as it should be displayed in context. More... | |
Private Member Functions | |
| virtual void | setMetatypeIn (type_metatype val) |
| Set the data-type associated with inputs to this opcode. | |
| virtual void | setMetatypeOut (type_metatype val) |
| Set the data-type associated with outputs of this opcode. | |
Private Attributes | |
| type_metatype | metaout |
| The metatype of the output. | |
| type_metatype | metain |
| The metatype of the inputs. | |
Additional Inherited Members | |
| Public Types inherited from ghidra::TypeOp | |
| enum | { inherits_sign = 1, inherits_sign_zero = 2, shift_op = 4, arithmetic_op = 8, logical_op = 0x10, floatingpoint_op = 0x20 } |
| Static Public Member Functions inherited from ghidra::TypeOp | |
| static void | registerInstructions (vector< TypeOp *> &inst, TypeFactory *tlst, const Translate *trans) |
| Build a map from op-code value to the TypeOp information objects. More... | |
| static void | selectJavaOperators (vector< TypeOp *> &inst, bool val) |
| Toggle Java specific aspects of the op-code information. More... | |
| Protected Member Functions inherited from ghidra::TypeOp | |
| virtual void | setSymbol (const string &nm) |
| Set the display symbol associated with the op-code. | |
| Protected Attributes inherited from ghidra::TypeOp | |
| TypeFactory * | tlst |
| Pointer to data-type factory. | |
| OpCode | opcode |
| The op-code value. | |
| uint4 | opflags |
| Cached pcode-op properties for this op-code. | |
| uint4 | addlflags |
| Additional properties. | |
| string | name |
| Symbol denoting this operation. | |
| OpBehavior * | behave |
| Object for emulating the behavior of the op-code. | |
Detailed Description
A generic binary operator: two inputs and one output.
All binary op-codes have a single data-type for input values and a data-type for the output value
Member Function Documentation
◆ getInputLocal()
Find the minimal (or suggested) data-type of an input to this op-code.
The result should depend only on the op-code itself (and the size of the input)
- Parameters
-
op is the PcodeOp being considered slot is the input being considered
- Returns
- the data-type
Reimplemented from ghidra::TypeOp.
Reimplemented in ghidra::TypeOpIntSright, ghidra::TypeOpIntRight, and ghidra::TypeOpIntLeft.
References ghidra::TypeFactory::getBase(), ghidra::PcodeOp::getIn(), ghidra::Varnode::getSize(), and ghidra::TypeOp::tlst.
Referenced by ghidra::TypeOpIntLeft::getInputLocal(), ghidra::TypeOpIntRight::getInputLocal(), and ghidra::TypeOpIntSright::getInputLocal().
◆ getOutputLocal()
Find the minimal (or suggested) data-type of an output to this op-code.
The result should depend only on the op-code itself (and the size of the output)
- Parameters
-
op is the PcodeOp being considered
- Returns
- the data-type
Reimplemented from ghidra::TypeOp.
References ghidra::TypeFactory::getBase(), ghidra::PcodeOp::getOut(), ghidra::Varnode::getSize(), and ghidra::TypeOp::tlst.
◆ printRaw()
|
virtual |
Print (for debugging purposes) this specific PcodeOp to the stream.
- Parameters
-
s is the output stream op is the specific PcodeOp to print
Implements ghidra::TypeOp.
Reimplemented in ghidra::TypeOpIntSright.
References ghidra::PcodeOp::getIn(), ghidra::TypeOp::getOperatorName(), ghidra::PcodeOp::getOut(), and ghidra::Varnode::printRaw().
The documentation for this class was generated from the following files:
- typeop.hh
- typeop.cc
