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[Qemu-devel] [RFC 16/28] target-xtensa: implement SYNC group
From: |
Max Filippov |
Subject: |
[Qemu-devel] [RFC 16/28] target-xtensa: implement SYNC group |
Date: |
Wed, 4 May 2011 04:59:16 +0400 |
All operations in this group are no-ops, because there are no delayed
side effects.
Signed-off-by: Max Filippov <address@hidden>
---
target-xtensa/translate.c | 31 ++++++++++++++++++++++++++++++-
1 files changed, 30 insertions(+), 1 deletions(-)
diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c
index da3120f..3959d80 100644
--- a/target-xtensa/translate.c
+++ b/target-xtensa/translate.c
@@ -317,7 +317,36 @@ static void disas_xtensa_insn(DisasContext *dc)
break;
case 2: /*SYNC*/
- TBD();
+ switch (RRR_T) {
+ case 0: /*ISYNC*/
+ break;
+
+ case 1: /*RSYNC*/
+ break;
+
+ case 2: /*ESYNC*/
+ break;
+
+ case 3: /*DSYNC*/
+ break;
+
+ case 8: /*EXCW*/
+ HAS_OPTION(XTENSA_OPTION_EXCEPTION);
+ break;
+
+ case 12: /*MEMW*/
+ break;
+
+ case 13: /*EXTW*/
+ break;
+
+ case 15: /*NOP*/
+ break;
+
+ default: /*reserved*/
+ RESERVED();
+ break;
+ }
break;
case 3: /*RFEIx*/
--
1.7.3.4
- [Qemu-devel] [RFC 11/28] target-xtensa: implement RST3 group, (continued)
[Qemu-devel] [RFC 13/28] target-xtensa: implement LSAI group, Max Filippov, 2011/05/03
[Qemu-devel] [RFC 14/28] target-xtensa: mark reserved and TBD opcodes, Max Filippov, 2011/05/03
[Qemu-devel] [RFC 15/28] target-xtensa: big endian support, Max Filippov, 2011/05/03
[Qemu-devel] [RFC 16/28] target-xtensa: implement SYNC group,
Max Filippov <=
[Qemu-devel] [RFC 17/28] target-xtensa: implement CACHE group, Max Filippov, 2011/05/03
[Qemu-devel] [RFC 18/28] target-xtensa: implement exceptions, Max Filippov, 2011/05/03
[Qemu-devel] [RFC 19/28] target-xtensa: implement RST2 group (32 bit mul/div/rem), Max Filippov, 2011/05/03
[Qemu-devel] [RFC 20/28] target-xtensa: implement windowed registers, Max Filippov, 2011/05/03