From 9f053a87bc9ce3afbdaf5e808f98eed5a8229887 Mon Sep 17 00:00:00 2001
From: Eiji Yoshiya <eiji.x.yoshiya@gmail.com>
Date: Sat, 3 Feb 2024 09:23:09 +0900
Subject: If Svnapot is not implemented, skip the test.

If Svnapot is not implemented, a page fault will occur when accessing a page with napot specified.
In this case, let the test pass.
---
 isa/rv64ssvnapot/napot.S | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/isa/rv64ssvnapot/napot.S b/isa/rv64ssvnapot/napot.S
index 92d2b49..fbc4014 100644
--- a/isa/rv64ssvnapot/napot.S
+++ b/isa/rv64ssvnapot/napot.S
@@ -121,6 +121,7 @@ RVTEST_CODE_BEGIN
   # Do a store to MY_VA
   li a0, MY_VA
   li a1, 42
+napot_store:
   sw a1, (a0)
 
   # Clear MPRV
@@ -153,6 +154,16 @@ RVTEST_CODE_BEGIN
   .align 2
   .global mtvec_handler
 mtvec_handler:
+  # Skip if Svnapot is not implemented.
+  csrr t5, mcause
+  li t6, CAUSE_STORE_PAGE_FAULT
+  bne t5, t6, die
+  csrr t5, mepc
+  la t6, napot_store
+  bne t5, t6, die
+  csrr t5, mtval
+  li t6, MY_VA
+  beq t5, t6, pass
 die:
   RVTEST_FAIL
 
-- 
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