On Thu May 23, 2024 at 3:14 PM AEST, Harsh Prateek Bora wrote:
> The second if-condition can be true only if the first one above is true.
> Enclose the latter into the former to avoid un-necessary check if first
> condition fails.
>
> Signed-off-by: Harsh Prateek Bora <hars...@linux.ibm.com>
> Reviewed-by: BALATON Zoltan <bala...@eik.bme.hu>

Ditto for this it's possible compiler can transform it, but I
like the code.

Reviewed-by: Nicholas Piggin <npig...@gmail.com>

> ---
>  target/ppc/helper_regs.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c
> index d09dcacd5e..261a8ba79f 100644
> --- a/target/ppc/helper_regs.c
> +++ b/target/ppc/helper_regs.c
> @@ -66,9 +66,9 @@ static uint32_t hreg_compute_pmu_hflags_value(CPUPPCState 
> *env)
>  #ifndef CONFIG_USER_ONLY
>      if (env->pmc_ins_cnt) {
>          hflags |= 1 << HFLAGS_INSN_CNT;
> -    }
> -    if (env->pmc_ins_cnt & 0x1e) {
> -        hflags |= 1 << HFLAGS_PMC_OTHER;
> +        if (env->pmc_ins_cnt & 0x1e) {
> +            hflags |= 1 << HFLAGS_PMC_OTHER;
> +        }
>      }
>  #endif
>  #endif


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