RFR: 8270517: Add Zero support for LoongArch

[Ao Qi]

On Thu, 15 Jul 2021 06:30:24 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> LoongArch is a new RISC ISA. This issue proposes adding Zero support for LoongArch. Only 64-bit support is proposed at present.
>> 
>> linux-loongarch64-zero-{release, fastdebug} build tested:
>> 
>> $ ./build/linux-loongarch64-zero-fastdebug/jdk/bin/java -version
>> openjdk version "18-internal" 2022-03-15
>> OpenJDK Runtime Environment (fastdebug build 18-internal+0-adhoc.aoqi.jdk)
>> OpenJDK 64-Bit Zero VM (fastdebug build 18-internal+0-adhoc.aoqi.jdk, interpreted mode)
>
> src/hotspot/os/linux/os_linux.cpp line 1701:
> 
>> 1699:     {EM_AARCH64,     EM_AARCH64, ELFCLASS64, ELFDATA2LSB, (char*)"AARCH64"},
>> 1700:     {EM_RISCV,       EM_RISCV,   ELFCLASS64, ELFDATA2LSB, (char*)"RISC-V"},
>> 1701:     {EM_LOONGARCH,   EM_LOONGARCH,   ELFCLASS64, ELFDATA2LSB, (char*)"LoongArch"},
> 
> Suggestion:
> 
>     {EM_LOONGARCH,   EM_LOONGARCH, ELFCLASS64, ELFDATA2LSB, (char*)"LoongArch"},

I added some additional whitespaces according to EM_MIPS_RS3_LE line, which is also too long. Your suggestion is fine to me. I will fix it.

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PR: https://git.openjdk.java.net/jdk/pull/4787