rename internalcompiler

docs/source/howitworks.rst

@@ -91,7 +91,10 @@ The boolean expressions are then being fed to the `qlasskit.compiler`` which tra
 to invertible circuits, introducing auxiliary qubits. In this step, the compiler will automatically uncompute 
 auxiliary qubits in order to reduce the number of qubits needed and the circuit footprint. 
 
+For the compilation, two backends are supported:
 
+- InternalCompiler
+- Tweedledum.xag_synth
 
 
 Result 

qlasskit/compiler/__init__.py

@@ -17,17 +17,14 @@
 from .expqmap import ExpQMap  # noqa: F401
 from .compiler import Compiler, CompilerException, optimizer  # noqa: F401
 
-from .multipass import MultipassCompiler
-from .poccompiler2 import POCCompiler2
+from .internalcompiler import InternalCompiler
 from .poccompiler3 import POCCompiler3
 from .tweedledumcompiler import TweedledumCompiler
 
 
 def to_quantum(name, args, returns, exprs, compiler="tw"):
-    if compiler == "multipass":
-        s = MultipassCompiler()
-    elif compiler == "poc2":
-        s = POCCompiler2()
+    if compiler == "int":
+        s = InternalCompiler()
     elif compiler == "poc3":
         s = POCCompiler3()
     elif compiler == "tw":

qlasskit/compiler/poccompiler2.py → qlasskit/compiler/internalcompiler.py

@@ -21,8 +21,8 @@
 from . import Compiler, CompilerException, ExpQMap
 
 
-class POCCompiler2(Compiler):
-    """POC2 compiler translating an expression list to quantum circuit"""
+class InternalCompiler(Compiler):
+    """InternalCompiler translating an expression list to quantum circuit"""
 
     def compile(self, name, args: Args, returns: Arg, exprs: BoolExpList) -> QCircuit:
         qc = QCircuit(name=name)

qlasskit/qcircuit.py

@@ -331,7 +331,7 @@ def toffoli(q0, q1, q2):
                 raise Exception("Not implemented yet")
             elif g == "mcx":
                 raise Exception("Not implemented yet")
-            else:
+            elif g != "bar":
                 raise Exception(f"not handled {g}")
 
             if ga:
@@ -361,7 +361,7 @@ def __qiskit_export(self, mode: Literal["circuit", "gate"]):  # noqa: C901
                 qc.fredkin(w[0], w[1], w[2])
             elif g == "mcrx":
                 qc.append(RXGate(p).control(len(w[0:-1])), w)
-            else:
+            elif g != "bar":
                 raise Exception(f"not handled {g}")
 
         if mode == "gate":