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Date: Wed, 16 Feb 2011 15:43:13 +0100
From: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>
Message-ID: <20110216144313.GA8694@edde.se.axis.com>
References: <1297159190-29092-1-git-send-email-gingold@adacore.com>
	<331CBE8E-7699-4AB1-B2F7-A76ACEA247D3@adacore.com>
	<4D59132D.7080205@suse.de>
	<20110215083954.GA34339@ulanbator.act-europe.fr>
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In-Reply-To: <20110215083954.GA34339@ulanbator.act-europe.fr>
Subject: [Qemu-devel] Re: [PATCHv2] Handle icount for powerpc tbl/tbu/decr
 load and store.
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To: Tristan Gingold <gingold@adacore.com>
Cc: Alexander Graf <agraf@suse.de>, Aurelien Jarno <aurelien@aurel32.net>, "qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>

On Tue, Feb 15, 2011 at 09:39:54AM +0100, Tristan Gingold wrote:
> Handle option '-icount X' on powerpc targets.

I've applied this one, thanks.


> 
> Signed-off-by: Tristan Gingold <gingold@adacore.com>
> ---
>  target-ppc/translate_init.c |   42 ++++++++++++++++++++++++++++++++++++++++++
>  1 files changed, 42 insertions(+), 0 deletions(-)
> 
> diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
> index 907535e..27aff74 100644
> --- a/target-ppc/translate_init.c
> +++ b/target-ppc/translate_init.c
> @@ -154,12 +154,26 @@ static void spr_read_ureg (void *opaque, int gprn, int sprn)
>  #if !defined(CONFIG_USER_ONLY)
>  static void spr_read_decr (void *opaque, int gprn, int sprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_load_decr(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  
>  static void spr_write_decr (void *opaque, int sprn, int gprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_store_decr(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  #endif
>  
> @@ -167,12 +181,26 @@ static void spr_write_decr (void *opaque, int sprn, int gprn)
>  /* Time base */
>  static void spr_read_tbl (void *opaque, int gprn, int sprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_load_tbl(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  
>  static void spr_read_tbu (void *opaque, int gprn, int sprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_load_tbu(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  
>  __attribute__ (( unused ))
> @@ -190,12 +218,26 @@ static void spr_read_atbu (void *opaque, int gprn, int sprn)
>  #if !defined(CONFIG_USER_ONLY)
>  static void spr_write_tbl (void *opaque, int sprn, int gprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_store_tbl(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  
>  static void spr_write_tbu (void *opaque, int sprn, int gprn)
>  {
> +    if (use_icount) {
> +        gen_io_start();
> +    }
>      gen_helper_store_tbu(cpu_gpr[gprn]);
> +    if (use_icount) {
> +        gen_io_end();
> +        gen_stop_exception(opaque);
> +    }
>  }
>  
>  __attribute__ (( unused ))
> -- 
> 1.7.3.GIT
>