bool isTerminatorInstr(unsigned Opcode) const {
return get(Opcode).Flags & M_TERMINATOR_FLAG;
}
+
+ bool isBranch(MachineOpCode Opcode) const {
+ return get(Opcode).Flags & M_BRANCH_FLAG;
+ }
+
+ /// isBarrier - Returns true if the specified instruction stops control flow
+ /// from executing the instruction immediately following it. Examples include
+ /// unconditional branches and return instructions.
+ bool isBarrier(MachineOpCode Opcode) const {
+ return get(Opcode).Flags & M_BARRIER_FLAG;
+ }
+
+ bool isCall(MachineOpCode Opcode) const {
+ return get(Opcode).Flags & M_CALL_FLAG;
+ }
+ bool isLoad(MachineOpCode Opcode) const {
+ return get(Opcode).Flags & M_LOAD_FLAG;
+ }
+ bool isStore(MachineOpCode Opcode) const {
+ return get(Opcode).Flags & M_STORE_FLAG;
+ }
+
+ /// usesCustomDAGSchedInsertionHook - Return true if this instruction requires
+ /// custom insertion support when the DAG scheduler is inserting it into a
+ /// machine basic block.
+ bool usesCustomDAGSchedInsertionHook(unsigned Opcode) const {
+ return get(Opcode).Flags & M_USES_CUSTOM_DAG_SCHED_INSERTION;
+ }
/// Return true if the instruction is a register to register move
/// and leave the source and dest operands in the passed parameters.
abort();
return MI;
}
+
//-------------------------------------------------------------------------
// Code generation support for creating individual machine instructions
bool isNop(MachineOpCode Opcode) const {
return get(Opcode).Flags & M_NOP_FLAG;
}
- bool isBranch(MachineOpCode Opcode) const {
- return get(Opcode).Flags & M_BRANCH_FLAG;
- }
- /// isBarrier - Returns true if the specified instruction stops control flow
- /// from executing the instruction immediately following it. Examples include
- /// unconditional branches and return instructions.
- bool isBarrier(MachineOpCode Opcode) const {
- return get(Opcode).Flags & M_BARRIER_FLAG;
- }
-
- bool isCall(MachineOpCode Opcode) const {
- return get(Opcode).Flags & M_CALL_FLAG;
- }
- bool isLoad(MachineOpCode Opcode) const {
- return get(Opcode).Flags & M_LOAD_FLAG;
- }
- bool isStore(MachineOpCode Opcode) const {
- return get(Opcode).Flags & M_STORE_FLAG;
- }
-
+
/// hasDelaySlot - Returns true if the specified instruction has a delay slot
/// which must be filled by the code generator.
bool hasDelaySlot(unsigned Opcode) const {
return get(Opcode).Flags & M_DELAY_SLOT_FLAG;
}
- /// usesCustomDAGSchedInsertionHook - Return true if this instruction requires
- /// custom insertion support when the DAG scheduler is inserting it into a
- /// machine basic block.
- bool usesCustomDAGSchedInsertionHook(unsigned Opcode) const {
- return get(Opcode).Flags & M_USES_CUSTOM_DAG_SCHED_INSERTION;
- }
-
virtual bool hasResultInterlock(MachineOpCode Opcode) const {
return true;
}