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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: "Daniel Henrique Barboza" <danielhb413@gmail.com>
Subject: Re: [PATCH v7 36/61] target/ppc/mmu_common.c: Remove local name for a constant
Date: Fri, 17 May 2024 16:21:37 +1000	[thread overview]
Message-ID: <D1BPBI452YKP.HT0RH2UYZGHW@gmail.com> (raw)
In-Reply-To: <b9605839090fd145b067db34b2bdce45548c0631.1715555763.git.balaton@eik.bme.hu>

On Mon May 13, 2024 at 9:28 AM AEST, BALATON Zoltan wrote:
> The mmask local variable is a less descriptive local name for a
> constant. Drop it and use the constant directly in the two places it
> is needed.

Wow, lots more. I might take up to patch 34ish for first PR.

Thanks,
Nick

>
> Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
> ---
>  target/ppc/mmu_common.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c
> index 9e0bfbda67..5d0090014a 100644
> --- a/target/ppc/mmu_common.c
> +++ b/target/ppc/mmu_common.c
> @@ -98,7 +98,7 @@ static int ppc6xx_tlb_pte_check(mmu_ctx_t *ctx, target_ulong pte0,
>                                  target_ulong pte1, int h,
>                                  MMUAccessType access_type)
>  {
> -    target_ulong ptem, mmask;
> +    target_ulong ptem;
>      int ret, pteh, ptev, pp;
>  
>      ret = -1;
> @@ -108,12 +108,11 @@ static int ppc6xx_tlb_pte_check(mmu_ctx_t *ctx, target_ulong pte0,
>      if (ptev && h == pteh) {
>          /* Check vsid & api */
>          ptem = pte0 & PTE_PTEM_MASK;
> -        mmask = PTE_CHECK_MASK;
>          pp = pte1 & 0x00000003;
>          if (ptem == ctx->ptem) {
>              if (ctx->raddr != (hwaddr)-1ULL) {
>                  /* all matches should have equal RPN, WIMG & PP */
> -                if ((ctx->raddr & mmask) != (pte1 & mmask)) {
> +                if ((ctx->raddr & PTE_CHECK_MASK) != (pte1 & PTE_CHECK_MASK)) {
>                      qemu_log_mask(CPU_LOG_MMU, "Bad RPN/WIMG/PP\n");
>                      return -3;
>                  }



  reply	other threads:[~2024-05-17  6:22 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-12 23:27 [PATCH v7 00/61] Misc PPC exception and BookE MMU clean ups BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 01/61] target/ppc: Remove unused struct 'mmu_ctx_hash32' BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 02/61] target/ppc: Remove unused helper BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 03/61] target/ppc/mmu_common.c: Move calculation of a value closer to its usage BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 04/61] target/ppc/mmu_common.c: Remove unneeded local variable BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 05/61] target/ppc/mmu_common.c: Simplify checking for real mode BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 06/61] target/ppc/mmu_common.c: Drop cases for unimplemented MPC8xx MMU BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 07/61] target/ppc/mmu_common.c: Introduce mmu6xx_get_physical_address() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 08/61] target/ppc/mmu_common.c: Move else branch to avoid large if block BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 09/61] target/ppc/mmu_common.c: Move some debug logging BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 10/61] target/ppc/mmu_common.c: Eliminate ret from mmu6xx_get_physical_address() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 11/61] target/ppc/mmu_common.c: Split out BookE cases before checking real mode BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 12/61] target/ppc/mmu_common.c: Split off real mode cases in get_physical_address_wtlb() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 13/61] target/ppc/mmu_common.c: Inline and remove check_physical() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 14/61] target/ppc/mmu_common.c: Fix misindented qemu_log_mask() calls BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 15/61] target/ppc/mmu_common.c: Deindent ppc_jumbo_xlate() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 16/61] target/ppc/mmu_common.c: Replace hard coded constants in ppc_jumbo_xlate() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 17/61] target/ppc/mmu_common.c: Don't use mmu_ctx_t for mmu40x_get_physical_address() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 18/61] target/ppc/mmu_common.c: Don't use mmu_ctx_t in mmubooke_get_physical_address() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 19/61] target/ppc/mmu_common.c: Don't use mmu_ctx_t in mmubooke206_get_physical_address() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 20/61] target/ppc/mmu_common.c: Remove BookE from direct store handling BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 21/61] target/ppc/mmu_common.c: Split off BookE handling from ppc_jumbo_xlate() BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 22/61] target/ppc/mmu_common.c: Simplify ppc_booke_xlate() part 1 BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 23/61] target/ppc/mmu_common.c: Simplify ppc_booke_xlate() part 2 BALATON Zoltan
2024-05-12 23:27 ` [PATCH v7 24/61] target/ppc/mmu_common.c: Split off real mode handling from get_physical_address_wtlb() BALATON Zoltan
2024-05-17  5:26   ` Nicholas Piggin
2024-05-12 23:27 ` [PATCH v7 25/61] target/ppc/mmu_common.c: Split off 40x cases from ppc_jumbo_xlate() BALATON Zoltan
2024-05-17  5:49   ` Nicholas Piggin
2024-05-12 23:27 ` [PATCH v7 26/61] target/ppc/mmu_common.c: Transform ppc_jumbo_xlate() into ppc_6xx_xlate() BALATON Zoltan
2024-05-17  5:49   ` Nicholas Piggin
2024-05-12 23:28 ` [PATCH v7 27/61] target/ppc/mmu_common.c: Move mmu_ctx_t type to mmu_common.c BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 28/61] target/ppc/mmu_common.c: Remove pte_update_flags() BALATON Zoltan
2024-05-17  5:48   ` Nicholas Piggin
2024-05-12 23:28 ` [PATCH v7 29/61] target/ppc: Remove id_tlbs flag from CPU env BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 30/61] target/ppc: Split off common embedded TLB init BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 31/61] target/ppc/mmu-hash32.c: Drop a local variable BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 32/61] target/ppc/mmu-radix64.c: " BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 33/61] target/ppc: Add a function to check for page protection bit BALATON Zoltan
2024-05-17  5:59   ` Nicholas Piggin
2024-05-12 23:28 ` [PATCH v7 34/61] target/ppc: Move out BookE and related MMU functions from mmu_common.c BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 35/61] target/ppc: Remove pp_check() and reuse ppc_hash32_pp_prot() BALATON Zoltan
2024-05-17  6:11   ` Nicholas Piggin
2024-05-17  9:01     ` BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 36/61] target/ppc/mmu_common.c: Remove local name for a constant BALATON Zoltan
2024-05-17  6:21   ` Nicholas Piggin [this message]
2024-05-17  9:04     ` BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 37/61] target/ppc/mmu_common.c: Remove single use local variable BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 38/61] " BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 39/61] target/ppc/mmu_common.c: Remove another single use local BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 40/61] target/ppc/mmu_common.c: Remove yet " BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 41/61] target/ppc/mmu_common.c: Return directly in ppc6xx_tlb_pte_check() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 42/61] target/ppc/mmu_common.c: Simplify ppc6xx_tlb_pte_check() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 43/61] target/ppc/mmu_common.c: Remove unused field from mmu_ctx_t BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 44/61] target/ppc/mmu_common.c: Remove hash " BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 45/61] target/ppc/mmu_common.c: Remove nx " BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 46/61] target/ppc/mmu_common.c: Convert local variable to bool BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 47/61] target/ppc/mmu_common.c: Remove single use local variable BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 48/61] target/ppc/mmu_common.c: Simplify a switch statement BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 49/61] target/ppc/mmu_common.c: Inline and remove ppc6xx_tlb_pte_check() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 50/61] target/ppc/mmu_common.c: Remove ptem field from mmu_ctx_t BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 51/61] target/ppc: Add function to get protection key for hash32 MMU BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 52/61] target/ppc/mmu-hash32.c: Inline and remove ppc_hash32_pte_prot() BALATON Zoltan
2024-05-17  6:24   ` Nicholas Piggin
2024-05-18 19:50     ` BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 53/61] target/ppc/mmu_common.c: Init variable in function that relies on it BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 54/61] target/ppc/mmu_common.c: Remove key field from mmu_ctx_t BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 55/61] target/ppc/mmu_common.c: Stop using ctx in ppc6xx_tlb_check() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 56/61] target/ppc/mmu_common.c: Rename function parameter BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 57/61] targe/ppc/mmu_common.c: Use defines instead of numeric constants BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 58/61] target/ppc: Remove bat_size_prot() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 59/61] target/ppc/mmu_common.c: Stop using ctx in get_bat_6xx_tlb() BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 60/61] target/ppc/mmu_common.c: Remove mmu_ctx_t BALATON Zoltan
2024-05-12 23:28 ` [PATCH v7 61/61] target/ppc/mmu_common.c: Remove a local variable BALATON Zoltan
2024-05-18  9:14 ` [PATCH v7 00/61] Misc PPC exception and BookE MMU clean ups Nicholas Piggin
2024-05-18  9:40   ` BALATON Zoltan

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