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* [Qemu-devel] [PATCH v2] target-mips: Fix Loongson pandn instruction.
@ 2016-10-14  2:46 Heiher
  2016-10-14 15:50 ` Yongbok Kim
  0 siblings, 1 reply; 2+ messages in thread
From: Heiher @ 2016-10-14  2:46 UTC (permalink / raw)
  To: qemu-devel; +Cc: aurelien, yongbok.kim, Heiher, Fuxin Zhang

From: Heiher <wangr@lemote.com>

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>
---
 target-mips/translate.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/target-mips/translate.c b/target-mips/translate.c
index 55c2ca0..1412347 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;
-- 
2.10.0

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [Qemu-devel] [PATCH v2] target-mips: Fix Loongson pandn instruction.
  2016-10-14  2:46 [Qemu-devel] [PATCH v2] target-mips: Fix Loongson pandn instruction Heiher
@ 2016-10-14 15:50 ` Yongbok Kim
  0 siblings, 0 replies; 2+ messages in thread
From: Yongbok Kim @ 2016-10-14 15:50 UTC (permalink / raw)
  To: Heiher, qemu-devel; +Cc: aurelien, Heiher, Fuxin Zhang



On 14/10/2016 03:46, Heiher wrote:
> From: Heiher <wangr@lemote.com>
> 
> 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>
> ---
>  target-mips/translate.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/target-mips/translate.c b/target-mips/translate.c
> index 55c2ca0..1412347 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;
> 


Reviewed-by: Yongbok Kim <yongbok.kim@imgtec.com>

Regards,
Yongbok

^ permalink raw reply	[flat|nested] 2+ messages in thread

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