Exclude overwritten writes in ResultsDataWriteGroups query

2026-09-19 12:01:33 +02:00
parent 7438769fed
commit d353efa28a
1 changed files with 4 additions and 1 deletions
@@ -30,7 +30,9 @@ sub query {
    # "inject-on-write" fault model like in global-occurrences-onwrite.sh
    #
    # A fault in a written value is treated as a fault in the next access to
-    # the same address.
+    # the same address. Only a read consumes the value, if it is overwritten
+    # first, the write is skipped.
+    #
    # FAIL weights the write area by SUM(t.width), this query uses
    # (g.time2 - g.time1 + 1) instead.
    my $resulttype_order =
@@ -71,6 +73,7 @@ FROM (
    JOIN trace t ON t.variant_id = g.variant_id
        AND t.data_physical_address = g.data_physical_address
        AND t.instr1 = g.instr2 + 1
+        AND t.accesstype = 'R'
    JOIN fspgroup h ON h.variant_id = t.variant_id
        AND h.data_physical_address = t.data_physical_address
        AND h.instr2 = t.instr2