[PATCH v4 5/7] Write SEH records to pdata/xdata

[Jan Beulich]

On 15.08.2025 00:50, Evgeny Karpov wrote:
> @@ -1352,6 +1431,213 @@ seh_x64_write_function_xdata (seh_context *c)
>  }
>  #endif
> 
> +#if defined (COFFAARCH64)
> +/* Write out the xdata information for one function (aarch64).  */
> +static void
> +seh_aarch64_write_function_xdata (seh_context *seh_ctx)
> +{
> +  if (!seh_ctx->aarch64_ctx.unwind_codes_byte_count)
> +    return;
> +
> +  /* Set 4-byte alignment.  */
> +  frag_align (2, 0, 0);
> +
> +  fragS *start_frag, *end_frag;
> +  addressT start_value, end_value;
> +  start_frag = symbol_get_frag_and_value (seh_ctx->start_addr, &start_value);
> +  end_frag = symbol_get_frag_and_value (seh_ctx->end_addr, &end_value);
> +  offsetT offset;
> +  frag_offset_ignore_align_p (end_frag, start_frag, &offset);

Now that I looked at patch 6: Why is it correct to ignore alignment frags
here? Doesn't .xdata need to hold data matching the final generated code,
including any alignment padding that would need inserting?

Jan