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From: "Nicholas Piggin" <npiggin@gmail.com>
To: "BALATON Zoltan" <balaton@eik.bme.hu>, <qemu-devel@nongnu.org>,
	<qemu-ppc@nongnu.org>
Cc: <clg@kaod.org>, "Greg Kurz" <groug@kaod.org>,
	"Daniel Henrique Barboza" <danielhb413@gmail.com>
Subject: Re: [PATCH v3 05/14] target/ppc: Remove some more local CPUState variables only used once
Date: Tue, 20 Jun 2023 15:01:36 +1000	[thread overview]
Message-ID: <CTH7PDFL53VP.4NBZCKHLVRV9@wheely> (raw)
In-Reply-To: <aa34e449552c6ab52d48938ccbe762fc06adac01.1686868895.git.balaton@eik.bme.hu>

On Fri Jun 16, 2023 at 9:03 AM AEST, BALATON Zoltan wrote:
> Some helpers only have a CPUState local to call cpu_interrupt_exittb()
> but we can use env_cpu for that and remove the local.
>
> Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>

I have less issue with this one.

Acked-by: Nicholas Piggin <npiggin@gmail.com>

> ---
>  target/ppc/excp_helper.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
> index 122e2a6e41..a175865fa9 100644
> --- a/target/ppc/excp_helper.c
> +++ b/target/ppc/excp_helper.c
> @@ -2551,8 +2551,7 @@ void helper_store_msr(CPUPPCState *env, target_ulong val)
>      uint32_t excp = hreg_store_msr(env, val, 0);
>  
>      if (excp != 0) {
> -        CPUState *cs = env_cpu(env);
> -        cpu_interrupt_exittb(cs);
> +        cpu_interrupt_exittb(env_cpu(env));
>          raise_exception(env, excp);
>      }
>  }
> @@ -2589,8 +2588,6 @@ void helper_pminsn(CPUPPCState *env, uint32_t insn)
>  
>  static void do_rfi(CPUPPCState *env, target_ulong nip, target_ulong msr)
>  {
> -    CPUState *cs = env_cpu(env);
> -
>      /* MSR:POW cannot be set by any form of rfi */
>      msr &= ~(1ULL << MSR_POW);
>  
> @@ -2614,7 +2611,7 @@ static void do_rfi(CPUPPCState *env, target_ulong nip, target_ulong msr)
>       * No need to raise an exception here, as rfi is always the last
>       * insn of a TB
>       */
> -    cpu_interrupt_exittb(cs);
> +    cpu_interrupt_exittb(env_cpu(env));
>      /* Reset the reservation */
>      env->reserve_addr = -1;
>  
> -- 
> 2.30.9



  reply	other threads:[~2023-06-20  5:03 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-15 23:03 [PATCH v3 00/14] Misc clean ups to target/ppc exception handling BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 01/14] target/ppc: Remove some superfluous parentheses BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 02/14] target/ppc: Remove unneeded parameter from powerpc_reset_wakeup() BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 03/14] target/ppc: Move common check in exception handlers to a function BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 04/14] target/ppc: Use env_cpu for cpu_abort in excp_helper BALATON Zoltan
2023-06-20  4:54   ` Nicholas Piggin
2023-06-20 10:50     ` BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 05/14] target/ppc: Remove some more local CPUState variables only used once BALATON Zoltan
2023-06-20  5:01   ` Nicholas Piggin [this message]
2023-06-15 23:03 ` [PATCH v3 06/14] target/ppc: Readability improvements in exception handlers BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 07/14] target/ppd: Remove unused define BALATON Zoltan
2023-06-18 12:48   ` Bernhard Beschow
2023-06-15 23:03 ` [PATCH v3 08/14] target/ppc: Fix gen_sc to use correct nip BALATON Zoltan
2023-06-20  4:03   ` Nicholas Piggin
2023-06-15 23:03 ` [PATCH v3 09/14] target/ppc: Move patching nip from exception handler to helper_scv BALATON Zoltan
2023-06-20  4:09   ` Nicholas Piggin
2023-06-20 10:47     ` BALATON Zoltan
2023-06-26 11:25       ` Nicholas Piggin
2023-06-27 17:40         ` BALATON Zoltan
2023-06-28  1:03           ` Nicholas Piggin
2023-06-26 11:28   ` Nicholas Piggin
2023-06-15 23:03 ` [PATCH v3 10/14] target/ppc: Simplify syscall exception handlers BALATON Zoltan
2023-06-20  5:05   ` Nicholas Piggin
2023-06-15 23:03 ` [PATCH v3 11/14] target/ppc: Get CPUState in one step BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 12/14] target/ppc: Clean up ifdefs in excp_helper.c, part 1 BALATON Zoltan
2023-06-20  5:07   ` Nicholas Piggin
2023-06-20 10:52     ` BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 13/14] target/ppc: Clean up ifdefs in excp_helper.c, part 2 BALATON Zoltan
2023-06-15 23:03 ` [PATCH v3 14/14] target/ppc: Clean up ifdefs in excp_helper.c, part 3 BALATON Zoltan
2023-06-30 19:52 ` [PATCH v3 00/14] Misc clean ups to target/ppc exception handling Daniel Henrique Barboza
2023-06-30 22:57   ` BALATON Zoltan
2023-07-01  6:39     ` Daniel Henrique Barboza
2023-07-01  9:39       ` BALATON Zoltan
2023-07-01  9:59         ` Daniel Henrique Barboza
2023-07-02 12:36           ` BALATON Zoltan
2023-07-03 10:09             ` Daniel Henrique Barboza

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