target-xtensa: add fallthrough markers

Explicitly mark cases where we are deliberately falling through to the following code. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
qemu · Jul 29, 2013 · 5739006 · 5739006
1 parent 7be9d0e
commit 5739006
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
@@ -448,8 +448,10 @@ void HELPER(check_atomctl)(CPUXtensaState *env, uint32_t pc, uint32_t vaddr)
     switch (access & PAGE_CACHE_MASK) {
     case PAGE_CACHE_WB:
         atomctl >>= 2;
+        /* fall through */
     case PAGE_CACHE_WT:
         atomctl >>= 2;
+        /* fall through */
     case PAGE_CACHE_BYPASS:
         if ((atomctl & 0x3) == 0) {
             HELPER(exception_cause_vaddr)(env, pc,