From: Fangrui Song <maskray@google.com>
To: Kito Cheng <kito.cheng@gmail.com>
Cc: Jeff Law <jeffreyalaw@gmail.com>,
Kito Cheng <kito.cheng@sifive.com>,
gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] RISC-V: Emit .note.GNU-stack for non-linux target as well
Date: Tue, 5 Sep 2023 13:53:29 -0700 [thread overview]
Message-ID: <CAFP8O3+5MFGzeabnFz8_Ww04ovXx0QJBpN20+nqvfdtHwfr-gQ@mail.gmail.com> (raw)
In-Reply-To: <CA+yXCZA9OMEivLKjw1U7VBk5DkBO1S6bWwvfKGyoJV=OLMBxEQ@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1100 bytes --]
On Tue, Sep 5, 2023 at 5:14 AM Kito Cheng via Gcc-patches <
gcc-patches@gcc.gnu.org> wrote:
> committed, thanks :)
>
> On Tue, Sep 5, 2023 at 3:18 PM Jeff Law via Gcc-patches
> <gcc-patches@gcc.gnu.org> wrote:
> >
> >
> >
> > On 8/31/23 03:05, Kito Cheng wrote:
> > > We only emit that on linux target before, that not problem before,
> > > however Qemu has fix a bug to make qemu user mode honor
> PT_GNU_STACK[1],
> > > that will cause problem when we test baremetal with qemu.
> > >
> > > So the straightforward is enable that as well for non-linux toolchian,
> > > the price is that will increase few bytes for each binary.
> > >
> > > [1]
> https://github.com/qemu/qemu/commit/872f3d046f2381e3f416519e82df96bd60818311
> > >
> > > gcc/ChangeLog:
> > >
> > > * config/riscv/linux.h (TARGET_ASM_FILE_END): Move ...
> > > * config/riscv/riscv.cc (TARGET_ASM_FILE_END): to here.
> > OK.
> > jeff
>
Does
https://github.com/qemu/qemu/commit/872f3d046f2381e3f416519e82df96bd60818311
use #define EXSTACK_DEFAULT true
for riscv?
--
宋方睿
next prev parent reply other threads:[~2023-09-05 20:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-31 9:05 Kito Cheng
2023-09-05 7:17 ` Jeff Law
2023-09-05 12:14 ` Kito Cheng
2023-09-05 20:53 ` Fangrui Song [this message]
2023-09-06 2:57 ` Kito Cheng
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