target-xtensa: add fallthrough markers

Submitted by Max Filippov on Jan. 21, 2013, 2:44 p.m.

Details

Message ID 1358779465-19608-1-git-send-email-jcmvbkbc@gmail.com
State New
Headers show

Commit Message

Max Filippov Jan. 21, 2013, 2:44 p.m.
Explicitly mark cases where we are deliberately falling through to the
following code.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 target-xtensa/op_helper.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

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diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
index 3813a72..d1ea96c 100644
--- a/target-xtensa/op_helper.c
+++ b/target-xtensa/op_helper.c
@@ -443,8 +443,10 @@  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,