Definition of CRC32 helper generate_load_table_addr() is absent
Schmidt, Lutz
lutz.schmidt at sap.com
Wed Nov 28 14:04:08 UTC 2018
I'm fine. I tend to keep code because "you never know". Now is the time to get rid of some...
Regards,
Lutz
On 28.11.18, 14:58, "Doerr, Martin" <martin.doerr at sap.com> wrote:
Hi Gustavo,
Sounds good. If Lutz is ok with it, you can go ahead.
We can run a test build on s390.
Best regards,
Martin
-----Original Message-----
From: Gustavo Romero <gromero at linux.vnet.ibm.com>
Sent: Mittwoch, 28. November 2018 14:42
To: Doerr, Martin <martin.doerr at sap.com>
Cc: Schmidt, Lutz <lutz.schmidt at sap.com>; ppc-aix-port-dev at openjdk.java.net
Subject: Re: Definition of CRC32 helper generate_load_table_addr() is absent
Hi Martin!
On 11/28/2018 11:21 AM, Doerr, Martin wrote:
> it's fine to remove it. I think there are more unused leftovers. E.g. kernel_crc32_2word is not used at all.
hmm I missed that one. It looks like it's also present and unused on s390 code.
Should I place a RFR to cleanup generate_load_table_addr + kernel_crc32_2word (PPC64 and s390)?
I won't be able to test the s390 builds...
Best regards,
Gustavo
> Best regards,
> Martin
>
>
> -----Original Message-----
> From: Gustavo Romero <gromero at linux.vnet.ibm.com>
> Sent: Mittwoch, 28. November 2018 14:14
> To: Schmidt, Lutz <lutz.schmidt at sap.com>
> Cc: ppc-aix-port-dev at openjdk.java.net; Doerr, Martin <martin.doerr at sap.com>
> Subject: Re: Definition of CRC32 helper generate_load_table_addr() is absent
>
> Hi Lutz,
>
> On 11/28/2018 11:04 AM, Schmidt, Lutz wrote:
>> I support your assumption: this declaration is just a leftover from times long gone. It can be deleted without harm to anything. So please go ahead with the cleanup.
>>
>> I put Martin on CC:, just to let him know.
>
> OK. I'll send a RFR CC:ing you and Martin.
>
> Thanks!
>
> Best regards,
> Gustavo
>
>> Regards,
>> Lutz
>>
>>
>> On 28.11.18, 13:07, "Gustavo Romero" <gromero at linux.vnet.ibm.com> wrote:
>>
>> Hello Lutz,
>>
>> It looks like that generate_load_table_addr() prototype in CRC32 code is not
>> defined anywhere, so I'm wondering if it's a leftover and must be removed.
>>
>> Should I contribute with a trivial fix like the following?
>>
>> diff -r 263c7685a22a src/hotspot/cpu/ppc/stubRoutines_ppc.hpp
>> --- a/src/hotspot/cpu/ppc/stubRoutines_ppc.hpp Wed Nov 28 13:24:56 2018 +0300
>> +++ b/src/hotspot/cpu/ppc/stubRoutines_ppc.hpp Wed Nov 28 06:54:52 2018 -0500
>> @@ -62,7 +62,6 @@
>> public:
>>
>> // CRC32 Intrinsics.
>> - static void generate_load_table_addr(MacroAssembler* masm, Register table, address table_addr, uint64_t table_contents);
>> static void generate_load_crc_table_addr(MacroAssembler* masm, Register table);
>> static void generate_load_crc_constants_addr(MacroAssembler* masm, Register table);
>> static void generate_load_crc_barret_constants_addr(MacroAssembler* masm, Register table);
>>
>>
>> Best regards,
>> Gustavo
>>
>>
>>
>
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