Fix quadrant patch circuits

vm6502q · Dec 11, 2024 · d679128 · d679128
1 parent f3631da
commit d679128
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Showing 4 changed files with 4 additions and 10 deletions.
diff --git a/rcs/sycamore_2019_elided_quadrant.py b/rcs/sycamore_2019_elided_quadrant.py
@@ -93,8 +93,6 @@ def bench_qrack(width, depth):
     gateSequence = [ 0, 3, 2, 1, 2, 1, 0, 3 ]
     one_bit_gates = [ sqrt_x, sqrt_y, sqrt_w ]
 
-    row_len, col_len = factor_width(width)
-
     for d in range(depth):
         # Single-qubit gates
         if d == 0:

diff --git a/rcs/sycamore_2019_elided_quadrant_time.py b/rcs/sycamore_2019_elided_quadrant_time.py
@@ -95,8 +95,6 @@ def bench_qrack(width, depth):
     gateSequence = [ 0, 3, 2, 1, 2, 1, 0, 3 ]
     one_bit_gates = [ sqrt_x, sqrt_y, sqrt_w ]
 
-    row_len, col_len = factor_width(width)
-
     for d in range(depth):
         # Single-qubit gates
         if d == 0:

diff --git a/rcs/sycamore_2019_patch_quadrant.py b/rcs/sycamore_2019_patch_quadrant.py
@@ -61,9 +61,6 @@ def bench_qrack(width, depth):
     gateSequence = [ 0, 3, 2, 1, 2, 1, 0, 3 ]
     one_bit_gates = [ sqrt_x, sqrt_y, sqrt_w ]
 
-    row_len, col_len = factor_width(width)
-    patch_bound = (row_len + 1) >> 1
-
     for d in range(depth):
         # Single-qubit gates
         if d == 0:

diff --git a/rcs/sycamore_2019_patch_quadrant_time.py b/rcs/sycamore_2019_patch_quadrant_time.py
@@ -49,9 +49,10 @@ def bench_qrack(width, depth):
 
     patch_sim = QrackSimulator(width)
 
-    patch_bound = (width + 1) >> 1
+    row_len, col_len = factor_width(width)
+    row_bound = row_len >> 1
+    col_bound = col_len >> 1
     lcv_range = range(width)
-    all_bits = list(lcv_range)
     last_gates = []
 
     # Nearest-neighbor couplers:
@@ -98,7 +99,7 @@ def bench_qrack(width, depth):
                 if (b1 >= width) or (b2 >= width) or (b1 == dead_qubit) or (b2 == dead_qubit):
                     continue
 
-                if ((b1 < patch_bound) and (b2 >= patch_bound)) or ((b2 < patch_bound) and (b1 >= patch_bound)):
+                if ((row < row_bound) and (temp_row >= row_bound)) or ((temp_row < row_bound) and row >= row_bound) or ((col < col_bound) and (temp_col >= col_bound)) or ((temp_col < col_bound) and (col >= col_bound)):
                     continue
 
                 patch_sim.fsim(-math.pi / 2, math.pi / 6, b1, b2)