From: Heiher <wangr@lemote.com>
Date: Fri, 14 Oct 2016 02:46:04 +0000 (+0800)
Subject: target-mips: Fix Loongson pandn instruction.
X-Git-Tag: qemu-xen-4.9.0-rc1~25^2~3
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=9099a36b4bb81f84004b77f08e58ac2c67eed0e7;p=qemu-xen.git

target-mips: Fix Loongson pandn instruction.

pandn FD, FS, FT
Operation: FD = ((NOT FS) AND FT)

Signed-off-by: Heiher <wangr@lemote.com>
Signed-off-by: Fuxin Zhang <zhangfx@lemote.com>
Reviewed-by: Yongbok Kim <yongbok.kim@imgtec.com>
Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
---

diff --git a/target-mips/translate.c b/target-mips/translate.c
index d8dde7a2f5..5ad97c7a4e 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -3945,9 +3945,12 @@ static void gen_loongson_multimedia(DisasContext *ctx, int rd, int rs, int rt)
     LMI_DIRECT(XOR_CP2, xor, xor);
     LMI_DIRECT(NOR_CP2, nor, nor);
     LMI_DIRECT(AND_CP2, and, and);
-    LMI_DIRECT(PANDN, pandn, andc);
     LMI_DIRECT(OR, or, or);
 
+    case OPC_PANDN:
+        tcg_gen_andc_i64(t0, t1, t0);
+        break;
+
     case OPC_PINSRH_0:
         tcg_gen_deposit_i64(t0, t0, t1, 0, 16);
         break;