[Qemu-devel] [PATCH 1/6] target-xtensa: add RRRI4 opcode format fields

[Max Filippov]

This encoding is used by cache instructions.

Signed-off-by: Max Filippov <address@hidden>
---
 target-xtensa/translate.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c
index dc5e78f..b0b7fa0 100644
--- a/target-xtensa/translate.c
+++ b/target-xtensa/translate.c
@@ -922,6 +922,15 @@ static void disas_xtensa_insn(CPUXtensaState *env, 
DisasContext *dc)
 #define RRRN_S RRR_S
 #define RRRN_T RRR_T
 
+#define RRI4_R RRR_R
+#define RRI4_S RRR_S
+#define RRI4_T RRR_T
+#ifdef TARGET_WORDS_BIGENDIAN
+#define RRI4_IMM4 ((b2) & 0xf)
+#else
+#define RRI4_IMM4 (((b2) & 0xf0) >> 4)
+#endif
+
 #define RRI8_R RRR_R
 #define RRI8_S RRR_S
 #define RRI8_T RRR_T
-- 
1.8.1.4