Merge pull request Apress#33 from Pennycook/matrix-multiply-verification

Relax correctness test for Ch04 matrix multiply
wdamon-intel · Apr 12, 2022 · 5c8d690 · 5c8d690
2 parents 3242729 + 4ddd485
commit 5c8d690
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Showing 4 changed files with 4 additions and 4 deletions.
diff --git a/samples/Ch04_expressing_parallelism/fig_4_13_nd_range_matrix_multiply.cpp b/samples/Ch04_expressing_parallelism/fig_4_13_nd_range_matrix_multiply.cpp
@@ -59,7 +59,7 @@ int main() {
       for (int k = 0; k < N; ++k) {
         gold += a[j * N + k] * b[k * N + i];
       }
-      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-06) {
+      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-05) {
         passed = false;
       }
     }

diff --git a/samples/Ch04_expressing_parallelism/fig_4_20_hierarchical_matrix_multiply.cpp b/samples/Ch04_expressing_parallelism/fig_4_20_hierarchical_matrix_multiply.cpp
@@ -62,7 +62,7 @@ int main() {
       for (int k = 0; k < N; ++k) {
         gold += a[j * N + k] * b[k * N + i];
       }
-      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-06) {
+      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-05) {
         passed = false;
       }
     }

diff --git a/samples/Ch04_expressing_parallelism/fig_4_22_hierarchical_logical_matrix_multiply.cpp b/samples/Ch04_expressing_parallelism/fig_4_22_hierarchical_logical_matrix_multiply.cpp
@@ -62,7 +62,7 @@ int main() {
       for (int k = 0; k < N; ++k) {
         gold += a[j * N + k] * b[k * N + i];
       }
-      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-06) {
+      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-05) {
         passed = false;
       }
     }

diff --git a/samples/Ch04_expressing_parallelism/fig_4_7_basic_matrix_multiply.cpp b/samples/Ch04_expressing_parallelism/fig_4_7_basic_matrix_multiply.cpp
@@ -55,7 +55,7 @@ int main() {
       for (int k = 0; k < N; ++k) {
         gold += a[j * N + k] * b[k * N + i];
       }
-      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-06) {
+      if (std::abs(gold - c[j * N + i]) / gold > 1.0E-05) {
         passed = false;
       }
     }