[Qemu-devel] [PATCH] target-tilegx: Let x1 pipe process bpt instruction only

[gang . chen . 5i5j]

From: Chen Gang <address@hidden>

According to the related document, bpt can be only in x1 pipe.

Signed-off-by: Chen Gang <address@hidden>
---
 target-tilegx/translate.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c
index a9fc4ce..6622aeb 100644
--- a/target-tilegx/translate.c
+++ b/target-tilegx/translate.c
@@ -407,8 +407,14 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned 
opext,
         mnemonic = "flushwb";
         goto done0;
     case OE_RR_X1(ILL):
+        if (dest == 0x1c && srca == 0x25) {
+            mnemonic = "bpt";
+            goto done2;
+        }
+        /* Fall through */
     case OE_RR_Y1(ILL):
-        mnemonic = (dest == 0x1c && srca == 0x25 ? "bpt" : "ill");
+        mnemonic = "ill";
+    done2:
         qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s", mnemonic);
         return TILEGX_EXCP_OPCODE_UNKNOWN;
     case OE_RR_X1(MF):
-- 
1.9.3