Commit 01b530d8 authored by Nguyen, Thien Minh's avatar Nguyen, Thien Minh
Browse files

Clean up the conditional measurement example 



Signed-off-by: default avatarThien Nguyen <nguyentm@ornl.gov>
parent dd9a1546

mlir/parsers/qasm3/examples/measure_conditional.qasm

+12 −14
Original line number Diff line number Diff line
@@ -2,41 +2,42 @@ OPENQASM 3; 
include "qelib1.inc";



qubit q[2];

bit c[4];

const bits_precision = 4;

bit c[bits_precision];



h q[0];

// Prepare the eigen-state: |1>

x q[1];



// Prepare the state:

// First bit

h q[0];

// Controlled rotation: CU^k

for i in [0:8] {

  cphase(-5*pi/8) q[0], q[1];

}

h q[0];



// Measure and reset

measure q[0] -> c[0];

reset q[0];



// Second bit

h q[0];

for i in [0:4] {

  cphase(-5*pi/8) q[0], q[1];

}



// Conditional rotation

if (c[0] == 1) {

  rz(-pi/2) q[0];

}



h q[0];

// Measure and reset

measure q[0] -> c[1];

reset q[0];



// Third bit

h q[0];

for i in [0:2] {

  cphase(-5*pi/8) q[0], q[1];

}



// Conditional rotation

if (c[0] == 1) {

  rz(-pi/4) q[0];
@@ -45,15 +46,13 @@ if (c[1] == 1) { 
  rz(-pi/2) q[0];

}

h q[0];





// Measure and reset

measure q[0] -> c[2];

reset q[0];



// Fourth bit

h q[0];

cphase(-5*pi/8) q[0], q[1];



// Conditional rotation

if (c[0] == 1) {

  rz(-pi/8) q[0];
@@ -64,6 +63,5 @@ if (c[1] == 1) { 
if (c[2] == 1) {

  rz(-pi/2) q[0];

}



h q[0];

measure q[0] -> c[3];
 
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