Commit 52c6d7db authored by Mccaskey, Alex's avatar Mccaskey, Alex
Browse files

add 2 qubit broadcast functions 



Signed-off-by: Mccaskey, Alex's avatarAlex McCaskey <mccaskeyaj@ornl.gov>
parent 291b4e3c

runtime/qrt/qrt.cpp

+34 −0
Original line number Diff line number Diff line
@@ -303,4 +303,38 @@ void reset(qreg q) { 
    reset(q[i]);

  }

}



void cnot(qreg src, qreg tgt) {

  assert(src.size() == tgt.size() &&

         "2-qubit broadcast must be across registers of same size.");



  for (int i = 0; i < src.size(); i++) {

    cnot(src[i], tgt[i]);

  }

}



void cy(qreg src, qreg tgt) {

  assert(src.size() == tgt.size() &&

         "2-qubit broadcast must be across registers of same size.");



  for (int i = 0; i < src.size(); i++) {

    cy(src[i], tgt[i]);

  }

}

void cz(qreg src, qreg tgt) {

  assert(src.size() == tgt.size() &&

         "2-qubit broadcast must be across registers of same size.");



  for (int i = 0; i < src.size(); i++) {

    cz(src[i], tgt[i]);

  }

}

void ch(qreg src, qreg tgt) {

  assert(src.size() == tgt.size() &&

         "2-qubit broadcast must be across registers of same size.");



  for (int i = 0; i < src.size(); i++) {

    ch(src[i], tgt[i]);

  }

}

}  // namespace quantum
 
 No newline at end of file

runtime/qrt/qrt.hpp

+6 −0
Original line number Diff line number Diff line
@@ -168,6 +168,12 @@ void swap(const qubit &src_idx, const qubit &tgt_idx); 
void cphase(const qubit &src_idx, const qubit &tgt_idx, const double theta);

void crz(const qubit &src_idx, const qubit &tgt_idx, const double theta);



// Broadcast two registers

void cnot(qreg src, qreg tgt);

void cy(qreg src, qreg tgt);

void cz(qreg src, qreg tgt);

void ch(qreg src, qreg tgt);



// exponential of i * theta * H, where H is an Observable pointer

void exp(qreg q, const double theta, xacc::Observable &H);

void exp(qreg q, const double theta, xacc::Observable *H);