Re: [PATCH V2 3/9] tools/perf: Fix a comment about multi_regs in extract_reg_offset function

From: Namhyung Kim
Date: Tue May 07 2024 - 00:40:35 EST


On Mon, May 6, 2024 at 5:19 AM Athira Rajeev
<atrajeev@xxxxxxxxxxxxxxxxxx> wrote:
>
> Fix a comment in function which explains how multi_regs field gets set
> for an instruction. In the example, "mov %rsi, 8(%rbx,%rcx,4)", the
> comment mistakenly referred to "dst_multi_regs = 0". Correct it to use
> "src_multi_regs = 0"
>
> Signed-off-by: Athira Rajeev <atrajeev@xxxxxxxxxxxxxxxxxx>

Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>

Thanks,
Namhyung

> ---
> tools/perf/util/annotate.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
> index f5b6b5e5e757..0f5e10654d09 100644
> --- a/tools/perf/util/annotate.c
> +++ b/tools/perf/util/annotate.c
> @@ -2093,7 +2093,7 @@ static int extract_reg_offset(struct arch *arch, const char *str,
> * mov 0x18, %r8 # src_reg1 = -1, src_mem = 0
> * # dst_reg1 = r8, dst_mem = 0
> *
> - * mov %rsi, 8(%rbx,%rcx,4) # src_reg1 = rsi, src_mem = 0, dst_multi_regs = 0
> + * mov %rsi, 8(%rbx,%rcx,4) # src_reg1 = rsi, src_mem = 0, src_multi_regs = 0
> * # dst_reg1 = rbx, dst_reg2 = rcx, dst_mem = 1
> * # dst_multi_regs = 1, dst_offset = 8
> */
> --
> 2.43.0
>