qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH v2 05/27] tcg-ppc64: Introduce and use tcg_out_s


From: Aurelien Jarno
Subject: Re: [Qemu-devel] [PATCH v2 05/27] tcg-ppc64: Introduce and use tcg_out_shli64
Date: Mon, 1 Apr 2013 16:52:10 +0200
User-agent: Mutt/1.5.20 (2009-06-14)

On Mon, Mar 04, 2013 at 04:32:48PM -0800, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <address@hidden>
> ---
>  tcg/ppc64/tcg-target.c | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)
> 
> diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
> index 84e30ad..9199ac4 100644
> --- a/tcg/ppc64/tcg-target.c
> +++ b/tcg/ppc64/tcg-target.c
> @@ -456,6 +456,11 @@ static inline void tcg_out_ext32u(TCGContext *s, TCGReg 
> dst, TCGReg src)
>      tcg_out_rld(s, RLDICL, dst, src, 0, 32);
>  }
>  
> +static inline void tcg_out_shli64(TCGContext *s, TCGReg dst, TCGReg src, int 
> c)
> +{
> +    tcg_out_rld(s, RLDICR, dst, src, c, 63 - c);
> +}
> +
>  static void tcg_out_movi32(TCGContext *s, TCGReg ret, int32_t arg)
>  {
>      if (arg == (int16_t) arg)
> @@ -482,7 +487,7 @@ static void tcg_out_movi (TCGContext *s, TCGType type,
>              uint16_t l16 = arg;
>  
>              tcg_out_movi32 (s, ret, arg >> 32);
> -            tcg_out_rld (s, RLDICR, ret, ret, 32, 31);
> +            tcg_out_shli64(s, ret, ret, 32);
>              if (h16) tcg_out32 (s, ORIS | RS (ret) | RA (ret) | h16);
>              if (l16) tcg_out32 (s, ORI | RS (ret) | RA (ret) | l16);
>          }
> @@ -597,9 +602,7 @@ static void tcg_out_tlb_read(TCGContext *s, TCGReg r0, 
> TCGReg r1, TCGReg r2,
>      tcg_out_rld (s, RLDICL, r0, addr_reg,
>                   64 - TARGET_PAGE_BITS,
>                   64 - CPU_TLB_BITS);
> -    tcg_out_rld (s, RLDICR, r0, r0,
> -                 CPU_TLB_ENTRY_BITS,
> -                 63 - CPU_TLB_ENTRY_BITS);
> +    tcg_out_shli64(s, r0, r0, CPU_TLB_ENTRY_BITS);
>  
>      tcg_out32 (s, ADD | TAB (r0, r0, TCG_AREG0));
>      tcg_out32 (s, LD_ADDR | RT (r1) | RA (r0) | offset);
> @@ -1446,7 +1449,7 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, 
> const TCGArg *args,
>  
>      case INDEX_op_shl_i64:
>          if (const_args[2])
> -            tcg_out_rld (s, RLDICR, args[0], args[1], args[2], 63 - args[2]);
> +            tcg_out_shli64(s, args[0], args[1], args[2]);
>          else
>              tcg_out32 (s, SLD | SAB (args[1], args[0], args[2]));
>          break;

Reviewed-by: Aurelien Jarno <address@hidden>

-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
address@hidden                 http://www.aurel32.net



reply via email to

[Prev in Thread] Current Thread [Next in Thread]