PING^2 [PATCH 05/52] rust: Replace uses of {FLOAT,{,LONG_}DOUBLE}_TYPE_SIZE

[Kewen.Lin]

Hi!

Gentle ping^2:

https://gcc.gnu.org/pipermail/gcc-patches/2024-June/653339.html

BR,
Kewen

on 2024/6/12 17:35, Kewen.Lin wrote:
> Hi,
> 
> Gentle ping:
> 
> https://gcc.gnu.org/pipermail/gcc-patches/2024-June/653339.html
> 
> BR,
> Kewen
> 
> on 2024/6/3 11:00, Kewen Lin wrote:
>> Joseph pointed out "floating types should have their mode,
>> not a poorly defined precision value" in the discussion[1],
>> as he and Richi suggested, the existing macros
>> {FLOAT,{,LONG_}DOUBLE}_TYPE_SIZE will be replaced with a
>> hook mode_for_floating_type.  To be prepared for that, this
>> patch is to replace use of {FLOAT,{,LONG_}DOUBLE}_TYPE_SIZE
>> in rust with TYPE_PRECISION of {float,{,long_}double}_type_node.
>>
>> [1] https://gcc.gnu.org/pipermail/gcc-patches/2024-May/651209.html
>>
>> gcc/rust/ChangeLog:
>>
>> 	* rust-gcc.cc (float_type): Use TYPE_PRECISION of
>> 	{float,double,long_double}_type_node to replace
>> 	{FLOAT,DOUBLE,LONG_DOUBLE}_TYPE_SIZE.
>> ---
>>  gcc/rust/rust-gcc.cc | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/gcc/rust/rust-gcc.cc b/gcc/rust/rust-gcc.cc
>> index f17e19a2dfc..38169c08985 100644
>> --- a/gcc/rust/rust-gcc.cc
>> +++ b/gcc/rust/rust-gcc.cc
>> @@ -411,11 +411,11 @@ tree
>>  float_type (int bits)
>>  {
>>    tree type;
>> -  if (bits == FLOAT_TYPE_SIZE)
>> +  if (bits == TYPE_PRECISION (float_type_node))
>>      type = float_type_node;
>> -  else if (bits == DOUBLE_TYPE_SIZE)
>> +  else if (bits == TYPE_PRECISION (double_type_node))
>>      type = double_type_node;
>> -  else if (bits == LONG_DOUBLE_TYPE_SIZE)
>> +  else if (bits == TYPE_PRECISION (long_double_type_node))
>>      type = long_double_type_node;
>>    else
>>      {
>