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Re: [PATCH] Removal of uses of MAX_REGISTER_SIZE


Alan Hayward <Alan.Hayward@arm.com> writes:

> @@ -1279,7 +1335,7 @@ regcache_dump (struct regcache *regcache, struct ui_file *file,
>    int footnote_register_offset = 0;
>    int footnote_register_type_name_null = 0;
>    long register_offset = 0;
> -  gdb_byte buf[MAX_REGISTER_SIZE];
> +  std::vector<gdb_byte> buf (max_register_size (gdbarch));
>
>  #if 0
>    fprintf_unfiltered (file, "nr_raw_registers %d\n",
> @@ -1406,8 +1462,8 @@ regcache_dump (struct regcache *regcache, struct ui_file *file,
>  	    fprintf_unfiltered (file, "<unavailable>");
>  	  else
>  	    {
> -	      regcache_raw_read (regcache, regnum, buf);
> -	      print_hex_chars (file, buf,
> +	      regcache_raw_update (regcache, regnum);
> +	      print_hex_chars (file, register_buffer (regcache, regnum),
>  			       regcache->descr->sizeof_register[regnum],
>  			       gdbarch_byte_order (gdbarch));
>  	    }
> @@ -1422,13 +1478,13 @@ regcache_dump (struct regcache *regcache, struct ui_file *file,
>  	    {
>  	      enum register_status status;
>
> -	      status = regcache_cooked_read (regcache, regnum, buf);
> +	      status = regcache_cooked_read (regcache, regnum, buf.data ());

Can we use regcache_cooked_read_value so that we don't need buf at all.

>  	      if (status == REG_UNKNOWN)
>  		fprintf_unfiltered (file, "<invalid>");
>  	      else if (status == REG_UNAVAILABLE)
>  		fprintf_unfiltered (file, "<unavailable>");
>  	      else
> -		print_hex_chars (file, buf,
> +		print_hex_chars (file, buf.data (),
>  				 regcache->descr->sizeof_register[regnum],
>  				 gdbarch_byte_order (gdbarch));
>  	    }

-- 
Yao (齐尧)


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