catalyst

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Currently compile driver always attempts to detect the entry point signature (see [getJITFunction](https://github.com/PennyLaneAI/catalyst/blob/2c77640cc5fbceeb88eeee541f1cc955774d791a/mlir/lib/Driver/CompilerDriver.cpp#L465)) and prints messages if it can't find one, which is is only relevant for IR string input....

sergei-mironov

Counts does not return the same type as PL

1

* *Expected behavior:* In PL `qml.counts()` returns a dictionary. I would expect in catalyst to also return a dictionary. * *Actual behavior:* In Catalyst `qml.counts()` returns a tuple of arrays.

erick-xanadu

Devices have a short name, long name, and sometimes might even be different from their short name and long name. Right now depending on the implementation details, the qdevice_p primitive...

erick-xanadu

Support new SProd

1

https://github.com/PennyLaneAI/pennylane/pull/5287 Superseded by: https://github.com/PennyLaneAI/pennylane/pull/5885

erick-xanadu

Support for value_and_grad at the MLIR side (inside a jitting context)

2

**Context:** Lowering of value_and_grad to MLIR is now supported when @qjit is used. **Description of the Change:** A new ValueAndGradOp was added and the existing BackpropOp was modified to return...

rauletorresc

[Runtime] Use GIL lock in the runtime instead of custom mutexes.

10

**Context:** We have a custom mutex that denotes current use of the Python interpreter (a shared resource among threads). This custom mutex may be replaced by the lock found in...

erick-xanadu

dime10

**Context:** **Description of the Change:** **Benefits:** **Possible Drawbacks:** **Related GitHub Issues:**

rauletorresc

Implement value and grad

1

**Context:** **Description of the Change:** **Benefits:** **Possible Drawbacks:** **Related GitHub Issues:**

rauletorresc

[Frontend][CUDAQ] Support `for_p` for CUDA Quantum Interpreter (#524)

5

## Context Catalyst supports CUDA Quantum (CUDAQ) Interpreter as a simulator backend (`SoftwareQQPP)` by having a custom Jaxpr interpreter that translates the input program to CUDA Quantum Python API calls....

zzzDavid