rv64,ref: fix the sc_fail for uarch_sync

This is a temp fix for sc_fail API. lr_valid and lr_addr is required by snapshot but not used now. It is to be fixed later.
OpenXiangShan · Sep 9, 2023 · 43b7350 · 43b7350
1 parent 0a4d0de
commit 43b7350
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/isa/riscv64/difftest/ref.c b/src/isa/riscv64/difftest/ref.c
@@ -221,7 +221,9 @@ void isa_difftest_uarchstatus_cpy(void *dut, bool direction) {
 
   if (direction == DIFFTEST_TO_REF) {
     struct SyncState* ms = (struct SyncState*)dut;
-    cpu.lr_valid = ms->lrscValid;
+    if (ms->lrscValid) { // this is actually sc_failed
+      cpu.lr_valid = 0;
+    }
   } else {
     struct SyncState ms;
     ms.lrscValid = cpu.lr_valid;