Re: [PATCH] Loongarch support

[Dmitry V. Levin]

Hi,

On Thu, Dec 10, 2020 at 08:25:37PM +0800, 武校田 wrote:
> Hello!
> 
> This patch add support for recognizing LoongArch as a valid cpu in 
> config.sub and config.guess.
> 
> I added test cases, and they all passed.
> 
> $ make check
> cd testsuite && bash config-guess.sh && rm uname
> cd testsuite && bash config-sub.sh
> PASS: config.sub checks (821 tests)
> PASS: config.sub idempotency checks (764 tests)
> PASS: config.sub canonicalise each config.guess testcase (129 tests)
> PASS: config.guess checks (129 tests)
> 
> We're porting downstream software, but almost every software needs to be 
> modified, so hopefully this patch will be accepted here so that future 
> automake versions can be used directly.
> 
> If I need to change / add anything, please let me know, thank you.

Sorry, your patch fails to apply because it's corrupted,
could you submit a patch that does apply, please?

>  From 3366787d4995a9ba288372ffb211782fb20ee37c Mon Sep 17 00:00:00 2001
> From: Xiaotian Wu <wuxiaotian@loongson.cn>
> Date: Thu, 3 Dec 2020 14:18:08 +0800
> Subject: [PATCH] Recgnize loongarch32, loongarch64 and loongarchx32
> 
>      * config.guess (loongarch32:Linux:*:*, loongarch64:Linux:*:*, 
> loongarchx32:Linux:*:*): New.
>      * config.sub (loongarch32, loongarch64, loongarchx32): New.
>      * testsuite/config-sub.data: Add loongarch32, loongarch64, 
> loongarchx32 test cases.
>      * testsuite/config-guess.data: Add loongarch32, loongarch64, 
> loongarchx32 test cases.
> ---
>   config.guess                |  3 +++
>   config.sub                  |  1 +
>   testsuite/config-guess.data |  3 +++
>   testsuite/config-sub.data   | 12 ++++++++++++
>   4 files changed, 19 insertions(+)
> 
> diff --git a/config.guess b/config.guess
> index 699b3a1..7154420 100755
>       k1om:Linux:*:*)
>       echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
>       exit ;;
> +    loongarch32:Linux:*:* | loongarch64:Linux:*:* | loongarchx32:Linux:*:*)
> +    echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
> +    exit ;;
>       m32r*:Linux:*:*)
>       echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
>       exit ;;
> diff --git a/config.sub b/config.sub
> index 19c9553..6ddd1ce 100755
> --- a/config.sub
> +++ b/config.sub
> @@ -1185,6 +1185,7 @@ case $cpu-$vendor in
>               | k1om \
>               | le32 | le64 \
>               | lm32 \
> +            | loongarch32 | loongarch64 | loongarchx32 \
>               | m32c | m32r | m32rle \
>               | m5200 | m68000 | m680[012346]0 | m68360 | m683?2 | m68k \
>               | m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x \
> diff --git a/testsuite/config-guess.data b/testsuite/config-guess.data
> index 2ce2d79..d7e7fc2 100644
> --- a/testsuite/config-guess.data
> +++ b/testsuite/config-guess.data
> @@ -63,6 +63,9 @@ i86xen | 5.0 | AuroraUX | ignored | ignored | 
> i386-pc-auroraux5.0
>   i86xen | 5.6 | SunOS | ignored | ignored | i386-pc-solaris2.6
>   IA64 | 6.0 | Interix | ignored | ignored | ia64-unknown-interix6.0
>   k1om | 2.6.38 | Linux | ignored | ignored | k1om-unknown-linux-gnu
> +loongarch32 | ignored | Linux | ignored | ignored | 
> loongarch32-unknown-linux-gnu
> +loongarch64 | ignored | Linux | ignored | ignored | 
> loongarch64-unknown-linux-gnu
> +loongarchx32 | ignored | Linux | ignored | ignored | 
> loongarchx32-unknown-linux-gnu
>   m88k | 7.0 | CX/UX | ignored | ignored | m88k-harris-cxux7
>   macppc | 1.0 | MirBSD | ignored | ignored | powerpc-unknown-mirbsd1.0
>   mips | 1.0 | OSF1 | ignored | ignored | mips-dec-osf1
> diff --git a/testsuite/config-sub.data b/testsuite/config-sub.data
> index 82c9547..1648f69 100644
> --- a/testsuite/config-sub.data
> +++ b/testsuite/config-sub.data
> @@ -315,6 +315,18 @@ leon sparc-leon-sunos4.1.1
>   leon-wrs-vxworks                sparc-leon-vxworks
>   lm32-elf                    lm32-unknown-elf
>   lm32                        lm32-unknown-none
> +loongarch32-company-elf                loongarch32-company-elf
> +loongarch32-elf                    loongarch32-unknown-elf
> +loongarch32-linux                loongarch32-unknown-linux-gnu
> +loongarch32                    loongarch32-unknown-none
> +loongarch64-company-elf                loongarch64-company-elf
> +loongarch64-elf                    loongarch64-unknown-elf
> +loongarch64-linux                loongarch64-unknown-linux-gnu
> +loongarch64                    loongarch64-unknown-none
> +loongarchx32-company-elf            loongarchx32-company-elf
> +loongarchx32-elf                loongarchx32-unknown-elf
> +loongarchx32-linux                loongarchx32-unknown-linux-gnu
> +loongarchx32                    loongarchx32-unknown-none
>   m3230                        mips-mips-sysv
>   m32c-elf                    m32c-unknown-elf
>   m32c                        m32c-unknown-none
> -- 
> 2.28.0
> 
> 
> -- 
> Best Regards.
> 
> Xiaotian
> 

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