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Date: Tue, 24 Feb 2015 16:07:06 +0800
From: Chen Gang S <gang.chen@sunrus.com.cn>
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Subject: Re: [Qemu-devel] [PATCH] target-tilegx: Execute _start and reach to
 __libc_start_main successfully
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To: Peter Maydell <peter.maydell@linaro.org>, Richard Henderson <rth@redhat.com>, Chris Metcalf <cmetcalf@ezchip.com>, "walt@tilera.com" <walt@tilera.com>, Riku Voipio <riku.voipio@iki.fi>
Cc: qemu-devel <qemu-devel@nongnu.org>

On 2/24/15 15:53, Chen Gang S wrote:

[...]

> diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c
> index 5131fa7..82c751e 100644
> --- a/target-tilegx/translate.c
> +++ b/target-tilegx/translate.c
> @@ -25,18 +25,880 @@
>  #include "exec/cpu_ldst.h"
>  #include "exec/helper-gen.h"
>  
> +#define TILEGX_BUNDLE_SIZE            8  /* Each bundle size in bytes */
> +#define TILEGX_BUNDLE_INSNS           3  /* Maximized insns per bundle */
> +#define TILEGX_BUNDLE_OPCS            10 /* Assume maximized opcs per bundle */
> +
> +/* Check Bundle whether is Y type, else is X type */
> +#define TILEGX_BUNDLE_TYPE_MASK       0xc000000000000000ULL
> +#define TILEGX_BUNDLE_TYPE_Y(bundle)  ((bundle) & TILEGX_BUNDLE_TYPE_MASK)
> +#define TILEGX_BUNDLE_TYPE_X(bundle)  (!TILEGX_BUNDLE_TYPE_Y(bundle))
> +
> +/* Bundle pipe mask, still remain the bundle type */

Oh, this comment is incorrect, it should be: "Bundle pipe mask without
bundle type".

> +#define TILEGX_PIPE_X0(bundle)        ((bundle) & 0x000000007fffffffULL)
> +#define TILEGX_PIPE_X1(bundle)        ((bundle) & 0x3fffffff80000000ULL)
> +#define TILEGX_PIPE_Y0(bundle)        ((bundle) & 0x00000000780fffffULL)
> +#define TILEGX_PIPE_Y1(bundle)        ((bundle) & 0x3c07ffff80000000ULL)
> +#define TILEGX_PIPE_Y2(bundle)        ((bundle) & 0x03f8000007f00000ULL)
> +

[...]

Thanks.
-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed