Commit b3028cf3 authored by Nguyen, Thien Minh's avatar Nguyen, Thien Minh
Browse files

First pass of impl FTQC qrt 



Basic functionality implemented.

Signed-off-by: default avatarThien Nguyen <nguyentm@ornl.gov>
parent b8ee6202

examples/ftqc_qrt/simple-demo.cpp

0 → 100644
+31 −0
Original line number Diff line number Diff line 
#include <qalloc>

// Compile with: qcor -qpu qpp -qrt ftqc simple-demo.cpp

// Execute: ./a.out

// We should get the print out conditioned by the measurement.

// If not using the "ftqc" QRT, this will cause errors since the Measure results

// are not available yet.



__qpu__ void bell(qreg q) {

  using qcor::xasm;

  H(q[0]);

  CX(q[0], q[1]);

  for (int i = 0; i < 2; i++)

    X(q[i]);

  

  Measure(q[0]);

  

  if (q.cReg(0)) {

    std::cout << "Q0 = 1 !\n";

  } 

  

  Measure(q[1]);

  if (q.cReg(1)) {

    std::cout << "Q1 = 1 !\n";

  } 

}



int main() {

  qcor::set_verbose(true);

  auto q = qalloc(2);

  bell(q);

}

runtime/kernel/quantum_kernel.hpp

+7 −3
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@@ -4,6 +4,7 @@ 
#include "qrt.hpp"



namespace qcor {

enum class QrtType { NISQ, FTQC };



// The QuantumKernel represents the super-class of all qcor

// quantum kernel functors. Subclasses of this are auto-generated
@@ -50,10 +51,11 @@ public: 
  // Flag to indicate we only want to

  // run the pass manager and not execute

  bool optimize_only = false;

  enum class QrtType { NISQ, FTQC };

  QrtType runtime_env = QrtType::NISQ;

  // Default constructor, takes quantum kernel function arguments

  QuantumKernel(Args... args) : args_tuple(std::forward_as_tuple(args...)) {}

  QuantumKernel(Args... args) : args_tuple(std::forward_as_tuple(args...)) {

    runtime_env = (__qrt_env == "ftqc") ? QrtType::FTQC : QrtType::NISQ;

  }



  // Internal constructor, provide parent kernel, this

  // kernel now represents a nested kernel call and
@@ -61,7 +63,9 @@ public: 
  QuantumKernel(std::shared_ptr<qcor::CompositeInstruction> _parent_kernel,

                Args... args)

      : args_tuple(std::forward_as_tuple(args...)),

        parent_kernel(_parent_kernel), is_callable(false) {}

        parent_kernel(_parent_kernel), is_callable(false) {

    runtime_env = (__qrt_env == "ftqc") ? QrtType::FTQC : QrtType::NISQ;

  }



  // Static method for printing this kernel as a flat qasm string

  static void print_kernel(std::ostream &os, Args... args) {

runtime/qcor.hpp

+4 −0
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@@ -19,6 +19,10 @@ namespace __internal__ { 
class internal_startup {

public:

  internal_startup() {

// IMPORTANT: This needs to be set before quantum::initialize

#ifdef __internal__qcor__compile__qrt__mode

    xacc::internal_compiler::__qrt_env = __internal__qcor__compile__qrt__mode;

#endif

#ifdef __internal__qcor__compile__backend

    quantum::initialize(__internal__qcor__compile__backend, "empty");

#endif

runtime/qrt/impls/ftqc/CMakeLists.txt

+1 −1
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@@ -10,7 +10,7 @@ 
# Contributors:

#   Alexander J. McCaskey - initial API and implementation

# *******************************************************************************/

set(LIBRARY_NAME qcor-nisq-ftqc)

set(LIBRARY_NAME qcor-ftqc-qrt)



file(GLOB SRC *.cpp)

runtime/qrt/impls/ftqc/ftqc_qrt.cpp

+2 −1
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@@ -56,7 +56,8 @@ public: 
  }



  // Measure-Z

  virtual void mz(const qubit &qidx) override { /* TODO */

  virtual void mz(const qubit &qidx) override {

    applyGate("Measure", {qidx.second});

  }



  // Common two-qubit gates.