[PATCH 3 16/16] MIPS: Fix fallthrough warning for mips16e

[Jovan Dmitrovic]

In 28c06ff1a1, some fallthough warnings were fixed, but not all of
them. Notably, this causes a build-time error when Werror is
enabled.

        * sim/mips/m16e.igen: Added ATTRIBUTE_FALLTROUGH where needed.

---
 sim/mips/m16e.igen | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sim/mips/m16e.igen b/sim/mips/m16e.igen
index 0db8f6b392f..64ae93a5689 100644
--- a/sim/mips/m16e.igen
+++ b/sim/mips/m16e.igen
@@ -305,16 +305,22 @@
   switch (xsregs) {
   case 7:
     GPR[30] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 6:
     GPR[23] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 5:
     GPR[22] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 4:
     GPR[21] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 3:
     GPR[20] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 2:
     GPR[19] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
+    ATTRIBUTE_FALLTHROUGH;
   case 1:
     GPR[18] = EXTEND32 (do_load (SD_,AccessLength_WORD, temp -= 4, 0));
   }
-- 
2.34.1