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From: Tom Rini <trini@konsulko.com>
To: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Cc: Leo Liang <ycliang@andestech.com>,
	Alexandre Ghiti <alexandre.ghiti@canonical.com>,
	Rick Chen <rick@andestech.com>,
	Aurelien Jarno <aurelien@aurel32.net>,
	u-boot@lists.denx.de, bmeng.cn@gmail.com, sjg@chromium.org
Subject: Re: [PATCH] riscv: Fix build against binutils 2.38
Date: Sun, 2 Oct 2022 13:16:33 -0400	[thread overview]
Message-ID: <20221002171633.GC3044094@bill-the-cat> (raw)
In-Reply-To: <ddd621ec-2b56-9855-2120-b1df612dd542@canonical.com>

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On Sun, Oct 02, 2022 at 03:52:00AM +0200, Heinrich Schuchardt wrote:
> 
> 
> On 10/2/22 01:57, Tom Rini wrote:
> > > > Any thoughts or comments ?
> > > In our Docker container command
> > > 
> > > tools/buildman/buildman -o build -w -E -W  -e --board qemu-riscv32_spl
> > > 
> > > leads to build/toolchain with content
> > > 
> > > gcc /opt/gcc-11.1.0-nolibc/riscv64-linux/bin/riscv64-linux-gcc
> > > path /opt/gcc-11.1.0-nolibc/riscv64-linux/bin
> > > cross riscv64-linux-
> > > arch riscv64
> > > 
> > > When compiling qemu-riscv32_defconfig with Alexandre's patch and
> > > 
> > >     export
> > > CROSS_COMPILE=/opt/gcc-11.1.0-nolibc/riscv64-linux/bin/riscv64-linux-
> > > 
> > > I see undefined reference to `__ashldi3'.
> > Another reason to port the generic *di3 option from modern Linux kernel.
> 
> Why should we use a 64bit toolchain for 32bit RISC-V when a 32bit toolchain
> is available?
> 
> Fixing the Docker container and buildman seems to be the logical way
> forward.
> 
> Cf.
> https://source.denx.de/u-boot/custodians/u-boot-efi/-/commits/riscv
> https://source.denx.de/u-boot/custodians/u-boot-efi/-/pipelines/13657

Because it's also yet another example of the problems we have because we
haven't ported that functionality back, which improves on the state of
what's in our tree today wrt "libgcc".

-- 
Tom

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  reply	other threads:[~2022-10-02 17:16 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-28 13:47 [PATCH] riscv: Fix build against binutils 2.38 Alexandre Ghiti
2022-01-28 14:15 ` Bin Meng
2022-01-28 18:03 ` Heinrich Schuchardt
2022-01-28 18:19   ` Aurelien Jarno
2022-01-28 18:28     ` Aurelien Jarno
2022-01-28 18:22   ` Heinrich Schuchardt
2022-02-17  9:24 ` Leo Liang
2022-02-17 10:28   ` Alexandre Ghiti
2022-02-19  8:51     ` Leo Liang
2022-02-21 16:42       ` Alexandre Ghiti
2022-03-01  3:21         ` Leo Liang
2022-03-03 11:06           ` Leo Liang
2022-03-09  6:31             ` Leo Liang
2022-03-10  8:03               ` Alexandre Ghiti
2022-04-07  9:12                 ` Leo Liang
2022-04-12  9:14                   ` Alexandre Ghiti
2022-04-13  1:49                     ` Leo Liang
2022-10-01 23:24               ` Heinrich Schuchardt
2022-10-01 23:57                 ` Tom Rini
2022-10-02  1:52                   ` Heinrich Schuchardt
2022-10-02 17:16                     ` Tom Rini [this message]
2022-10-02 17:25                       ` Tom Rini
2022-06-23 13:40 ` Heiko Stübner
2022-08-30 20:28   ` Christian Stewart

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