Add support for building Targets with control flow operations

qiskit_ibm_provider/utils/backend_converter.py

@@ -17,6 +17,7 @@
 from qiskit.transpiler.target import Target, InstructionProperties
 from qiskit.utils.units import apply_prefix
 from qiskit.circuit.library.standard_gates import IGate, SXGate, XGate, CXGate, RZGate
+from qiskit.circuit import IfElseOp, WhileLoopOp, ForLoopOp
 from qiskit.circuit.parameter import Parameter
 from qiskit.circuit.gate import Gate
 from qiskit.circuit.delay import Delay
@@ -47,6 +48,11 @@ def convert_to_target(
         "rz": RZGate(Parameter("λ")),
         "reset": Reset(),
     }
+    control_flow_map = {
+        "if_else": IfElseOp,
+        "while_loop": WhileLoopOp,
+        "for_loop": ForLoopOp,
+    }
     custom_gates = {}
     target = None
     # Parse from properties if it exsits
@@ -136,6 +142,11 @@ def convert_to_target(
         target.add_instruction(
             Delay(Parameter("t")), {(bit,): None for bit in range(target.num_qubits)}
         )
+    # Handle control flow opeartions as globally support in the target
+    for control_flow_op_name, op_class in control_flow_map.items():
+        if control_flow_op_name in configuration.basis_gates:
+            target.add_instruction(op_class, name=control_flow_op_name)
+
     return target
 
 

requirements.txt

@@ -1,4 +1,4 @@
-qiskit-terra>=0.20.0
+qiskit-terra>=0.22.0
 requests>=2.19
 requests_ntlm>=1.1.0
 numpy>=1.13