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add trunc zext #166

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Aug 22, 2024
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2 changes: 1 addition & 1 deletion _metadata.py
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
__extension_version__ = "0.13.0rc0"
__extension_version__ = "0.13.0rc1"
__extension_name__ = "pytket-qir"
3 changes: 2 additions & 1 deletion docs/changelog.rst
Original file line number Diff line number Diff line change
@@ -1,9 +1,10 @@
Changelog
~~~~~~~~~

0.13.0rc0 (August 2024)
0.13.0rc1 (August 2024)
-----------------------

* Updated pyqir version requirement to 0.10.4.
* Add option to generate profile compatible QIR

0.12.0 (July 2024)
Expand Down
24 changes: 17 additions & 7 deletions pytket/qir/conversion/pconversion.py
Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,7 @@ def __init__(
self.active_block = None

self.cregs = _retrieve_registers(self.circuit.bits, BitRegister)
self.creg_size: dict[str, int] = {}
self.target_gateset = self.module.gateset.base_gateset

self.block_count = 0
Expand Down Expand Up @@ -250,6 +251,7 @@ def __init__(
for creg in self.circuit.c_registers:
self._reg2ssa_var(creg)
self.list_of_changed_cregs.append(creg)
self.creg_size[creg.name] = creg.size

def _get_bit_from_creg(self, creg: str, index: int) -> Value:
ssa_index = pyqir.const(self.qir_int_type, 2**index)
Expand Down Expand Up @@ -311,7 +313,7 @@ def _set_bit_in_creg(self, creg: str, index: int, ssa_bit: Value) -> None:
phi.add_incoming(result_0, sb_0)
phi.add_incoming(result_1, sb_1)

self.set_ssa_vars(creg, phi)
self.set_ssa_vars(creg, phi, False)

def get_ssa_vars(self, reg_name: str) -> Value:
if reg_name not in self.ssa_vars:
Expand All @@ -323,10 +325,18 @@ def get_ssa_list(self, reg_name: str) -> list:
raise ValueError(f"{reg_name} is not a valid register")
return self.ssa_vars[reg_name]

def set_ssa_vars(self, reg_name: str, i64value: Value) -> None:
def set_ssa_vars(self, reg_name: str, ssa_i64: Value, trunc: bool = True) -> None:
if reg_name not in self.ssa_vars:
raise ValueError(f"{reg_name} is not a valid register")
self.ssa_vars[reg_name].append((i64value, self.active_block)) # type: ignore
if trunc and self.creg_size[reg_name] != self.int_size:
type_register = pyqir.IntType(self.module.context, self.creg_size[reg_name])
ssa_i_trunc = self.module.module.builder.trunc(ssa_i64, type_register)
ssa_i64_zext = self.module.module.builder.zext(
ssa_i_trunc, self.qir_int_type
)
self.ssa_vars[reg_name].append((ssa_i64_zext, self.active_block)) # type: ignore
else:
self.ssa_vars[reg_name].append((ssa_i64, self.active_block)) # type: ignore
self.list_of_changed_cregs.append(reg_name)

def _add_barrier_op(
Expand Down Expand Up @@ -658,7 +668,7 @@ def conv_conditional(self, command: Command, op: Conditional) -> None:
"Second block missing after subcircuit_to_module conversion"
)

self.set_ssa_vars(creg, phi)
self.set_ssa_vars(creg, phi, False)

else:
for i in range(op.width):
Expand Down Expand Up @@ -722,7 +732,7 @@ def conv_conditional(self, command: Command, op: Conditional) -> None:
subcircuit_to_module conversion"
)

self.set_ssa_vars(creg, phi)
self.set_ssa_vars(creg, phi, False)

else:
condition_name = command.args[0].reg_name
Expand Down Expand Up @@ -773,7 +783,7 @@ def conv_conditional(self, command: Command, op: Conditional) -> None:
"Second block missing after command_to_module conversion"
)

self.set_ssa_vars(creg, phi)
self.set_ssa_vars(creg, phi, False)

else:
for i in range(op.width):
Expand Down Expand Up @@ -836,7 +846,7 @@ def conv_conditional(self, command: Command, op: Conditional) -> None:
command_to_module conversion"
)

self.set_ssa_vars(creg, phi)
self.set_ssa_vars(creg, phi, False)

def conv_WASMOp(self, op: WASMOp, args: Union[Bit, Qubit]) -> None:
paramreg, resultreg = self._get_c_regs_from_com(op, args)
Expand Down
2 changes: 1 addition & 1 deletion setup.py
Original file line number Diff line number Diff line change
Expand Up @@ -46,7 +46,7 @@
include_package_data=True,
install_requires=[
"pytket >= 1.31.0",
"pyqir >= 0.10.3",
"pyqir >= 0.10.4",
],
classifiers=[
"Environment :: Console",
Expand Down
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