qiskit qir by default

azure-quantum/azure/quantum/qiskit/backends/backend.py

@@ -36,6 +36,25 @@
 To install run: pip install azure-quantum[qiskit]"
     )
 
+QIR_BASIS_GATES = [
+    "x",
+    "y",
+    "z",
+    "rx",
+    "ry",
+    "rz",
+    "h",
+    "swap",
+    "cx",
+    "cz",
+    "reset",
+    "s",
+    "sdg",
+    "t",
+    "tdg",
+    "measure",
+]
+
 
 class AzureBackendBase(Backend, SessionHost):
 
@@ -280,7 +299,11 @@ def _azure_config(self) -> Dict[str, str]:
             "content_type": "qir.v1",
             "input_data_format": "qir.v1",
             "output_data_format": "microsoft.quantum-results.v2",
+            "is_default": True,
         }
+
+    def _basis_gates(self) -> List[str]:
+        return QIR_BASIS_GATES
 
     def run(
         self,
@@ -429,6 +452,37 @@ def _translate_input(
 
         return module.bitcode
 
+    def _estimate_cost_qir(self, circuits, shots, options={}):
+        """Estimate the cost for the given circuit."""
+        config = self.configuration()
+        input_params = self._get_input_params(options, shots=shots)
+
+        if not (isinstance(circuits, list)):
+            circuits = [circuits]
+
+        to_qir_kwargs = input_params.pop(
+            "to_qir_kwargs", config.azure.get("to_qir_kwargs", {"record_output": True})
+        )
+        targetCapability = input_params.pop(
+            "targetCapability",
+            self.options.get("targetCapability", "AdaptiveExecution"),
+        )
+
+        if not input_params.pop("skipTranspile", False):
+            # Set of gates supported by QIR targets.
+            circuits = transpile(
+                circuits, basis_gates=config.basis_gates, optimization_level=0
+            )
+
+
+        (module, _) = self._generate_qir(
+            circuits, targetCapability, **to_qir_kwargs
+        )
+
+        workspace = self.provider().get_workspace()
+        target = workspace.get_targets(self.name())
+        return target.estimate_cost(module, shots=shots)
+
 
 class AzureBackend(AzureBackendBase):
     """Base class for interfacing with a backend in Azure Quantum"""

azure-quantum/azure/quantum/qiskit/backends/ionq.py

@@ -20,7 +20,6 @@
 from qiskit.providers import Options, Provider
 
 from qiskit_ionq.helpers import (
-    ionq_basis_gates,
     GATESET_MAP,
     qiskit_circ_to_ionq_circ,
 )
@@ -77,6 +76,10 @@ def _azure_config(self) -> Dict[str, str]:
             }
         )
         return config
+
+    def estimate_cost(self, circuits, shots, options={}):
+        """Estimate the cost for the given circuit."""
+        return self._estimate_cost_qir(circuits, shots, options)
 
     def run(
         self, 
@@ -103,7 +106,6 @@ class IonQSimulatorQirBackend(IonQQirBackendBase):
 
     def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
         """Base class for interfacing with an IonQ QIR Simulator backend"""
-
         default_config = BackendConfiguration.from_dict(
             {
                 "backend_name": name,
@@ -112,7 +114,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "IonQ simulator on Azure Quantum",
-                "basis_gates": ionq_basis_gates,
+                "basis_gates": self._basis_gates(),
                 "memory": False,
                 "n_qubits": 29,
                 "conditional": False,
@@ -135,7 +137,6 @@ class IonQAriaQirBackend(IonQQirBackendBase):
 
     def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
         """Base class for interfacing with an IonQ Aria QPU backend"""
-
         default_config = BackendConfiguration.from_dict(
             {
                 "backend_name": name,
@@ -144,7 +145,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "IonQ Aria QPU on Azure Quantum",
-                "basis_gates": ionq_basis_gates,
+                "basis_gates": self._basis_gates(),
                 "memory": False,
                 "n_qubits": 23,
                 "conditional": False,
@@ -167,7 +168,6 @@ class IonQForteQirBackend(IonQQirBackendBase):
 
     def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
         """Base class for interfacing with an IonQ Forte QPU backend"""
-
         default_config = BackendConfiguration.from_dict(
             {
                 "backend_name": name,
@@ -176,7 +176,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "IonQ Forte QPU on Azure Quantum",
-                "basis_gates": ionq_basis_gates,
+                "basis_gates": self._basis_gates(),
                 "memory": False,
                 "n_qubits": 35,
                 "conditional": False,
@@ -241,7 +241,7 @@ def _azure_config(self) -> Dict[str, str]:
             "provider_id": "ionq",
             "input_data_format": "ionq.circuit.v1",
             "output_data_format": "ionq.quantum-results.v1",
-            "is_default": True,
+            "is_default": False,
         }
 
     def _prepare_job_metadata(self, circuit, **kwargs):
@@ -316,15 +316,6 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
             kwargs["gateset"] = "native"
         super().__init__(name, provider, **kwargs)
 
-    def _azure_config(self) -> Dict[str, str]:
-        config = super()._azure_config()
-        config.update(
-            {
-                "is_default": False,
-            }
-        )
-        return config
-
 
 class IonQAriaBackend(IonQBackend):
     backend_names = ("ionq.qpu.aria-1", "ionq.qpu.aria-2")
@@ -398,27 +389,9 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
             kwargs["gateset"] = "native"
         super().__init__(name, provider, **kwargs)
 
-    def _azure_config(self) -> Dict[str, str]:
-        config = super()._azure_config()
-        config.update(
-            {
-                "is_default": False,
-            }
-        )
-        return config
-
 
 class IonQForteNativeBackend(IonQForteBackend):
     def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
         if "gateset" not in kwargs:
             kwargs["gateset"] = "native"
         super().__init__(name, provider, **kwargs)
-
-    def _azure_config(self) -> Dict[str, str]:
-        config = super()._azure_config()
-        config.update(
-            {
-                "is_default": False,
-            }
-        )
-        return config

azure-quantum/azure/quantum/qiskit/backends/qci.py

@@ -15,28 +15,6 @@
 from qiskit.providers.models import BackendConfiguration
 from qiskit.providers import Options, Provider
 
-QIR_BASIS_GATES  = [
-    "measure",
-    "m",
-    "barrier",
-    "cx",
-    "cz",
-    "h",
-    "reset",
-    "rx",
-    "ry",
-    "rz",
-    "s",
-    "sdg",
-    "swap",
-    "t",
-    "tdg",
-    "x",
-    "y",
-    "z",
-    "id",
-]
-
 if TYPE_CHECKING:
     from azure.quantum.qiskit import AzureQuantumProvider
 
@@ -110,7 +88,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "QCI simulator on Azure Quantum",
-                "basis_gates": QIR_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": False,
                 "n_qubits": 29,
                 "conditional": True,
@@ -142,7 +120,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "QCI QPU on Azure Quantum",
-                "basis_gates": QIR_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": False,
                 "n_qubits": 11,
                 "conditional": True,

azure-quantum/azure/quantum/qiskit/backends/quantinuum.py

@@ -50,6 +50,24 @@
     "reset",
 ]
 
+QUANTINUUM_QIR_BASIS_GATES = [
+    "x",
+    "y",
+    "z",
+    "rx",
+    "ry",
+    "rz",
+    "h",
+    "cx",
+    "cz",
+    "reset",
+    "s",
+    "sdg",
+    "t",
+    "tdg",
+    "measure",
+]
+
 QUANTINUUM_PROVIDER_ID = "quantinuum"
 QUANTINUUM_PROVIDER_NAME = "Quantinuum"
 
@@ -94,9 +112,16 @@ def _azure_config(self) -> Dict[str, str]:
             }
         )
         return config
+
+    def _basis_gates(self) -> List[str]:
+        return QUANTINUUM_QIR_BASIS_GATES
 
     def _get_n_qubits(self, name):
         return _get_n_qubits(name)
+
+    def estimate_cost(self, circuits, shots, options={}):
+        """Estimate the cost for the given circuit."""
+        return self._estimate_cost_qir(circuits, shots, options)
 
 
 class QuantinuumSyntaxCheckerQirBackend(QuantinuumQirBackendBase):
@@ -118,7 +143,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": f"Quantinuum Syntax Checker on Azure Quantum",
-                "basis_gates": QUANTINUUM_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": True,
                 "n_qubits": self._get_n_qubits(name),
                 "conditional": False,
@@ -155,7 +180,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": f"Quantinuum emulator on Azure Quantum",
-                "basis_gates": QUANTINUUM_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": True,
                 "n_qubits": self._get_n_qubits(name),
                 "conditional": False,
@@ -192,7 +217,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": f"Quantinuum QPU on Azure Quantum",
-                "basis_gates": QUANTINUUM_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": True,
                 "n_qubits": self._get_n_qubits(name),
                 "conditional": False,
@@ -236,7 +261,7 @@ def _azure_config(self) -> Dict[str, str]:
             "provider_id": self._provider_id,
             "input_data_format": "honeywell.openqasm.v1",
             "output_data_format": "honeywell.quantum-results.v1",
-            "is_default": True,
+            "is_default": False,
         }
 
     def _translate_input(self, circuit):

azure-quantum/azure/quantum/qiskit/backends/rigetti.py

@@ -12,26 +12,6 @@
 from qiskit.providers.models import BackendConfiguration
 from qiskit.providers import Options, Provider
 
-QIR_BASIS_GATES = [
-    "measure",
-    "m",
-    "cx",
-    "cz",
-    "h",
-    "reset",
-    "rx",
-    "ry",
-    "rz",
-    "s",
-    "sdg,"
-    "t",
-    "tdg",
-    "x",
-    "y",
-    "z",
-    "id",
-]
-
 if TYPE_CHECKING:
     from azure.quantum.qiskit import AzureQuantumProvider
 
@@ -85,7 +65,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "Rigetti simulator on Azure Quantum",
-                "basis_gates": QIR_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": True,
                 "n_qubits": RigettiTarget.num_qubits(name),
                 "conditional": False,
@@ -117,7 +97,7 @@ def __init__(self, name: str, provider: "AzureQuantumProvider", **kwargs):
                 "local": False,
                 "coupling_map": None,
                 "description": "Rigetti QPU on Azure Quantum",
-                "basis_gates": QIR_BASIS_GATES,
+                "basis_gates": self._basis_gates(),
                 "memory": True,
                 "n_qubits": RigettiTarget.num_qubits(name),
                 "conditional": False,