On Sat, Dec 17, 2022 at 2:21 AM Andreas Schwab wrote:
>
> On Dez 17 2022, Andrew Waterman wrote:
>
> > On Sat, Dec 17, 2022 at 2:10 AM Andreas Schwab
> > wrote:
> >>
> >> On Dez 17 2022, Andrew Waterman wrote:
> >>
> >> > It took me a few minutes to understand the purpose of this chicanery, but
On Dez 17 2022, Andrew Waterman wrote:
> On Sat, Dec 17, 2022 at 2:10 AM Andreas Schwab wrote:
>>
>> On Dez 17 2022, Andrew Waterman wrote:
>>
>> > It took me a few minutes to understand the purpose of this chicanery, but
>> > there's indeed a contradiction in the ISA spec. HINT instructions _do
On Sat, Dec 17, 2022 at 2:10 AM Andreas Schwab wrote:
>
> On Dez 17 2022, Andrew Waterman wrote:
>
> > It took me a few minutes to understand the purpose of this chicanery, but
> > there's indeed a contradiction in the ISA spec. HINT instructions _do_
> > affect architectural state in a limited f
On Dez 17 2022, Andrew Waterman wrote:
> It took me a few minutes to understand the purpose of this chicanery, but
> there's indeed a contradiction in the ISA spec. HINT instructions _do_
> affect architectural state in a limited fashion--namely, updating the PC.
How can an insn _not_ affect the
It took me a few minutes to understand the purpose of this chicanery, but
there's indeed a contradiction in the ISA spec. HINT instructions _do_
affect architectural state in a limited fashion--namely, updating the PC.
So, it's incorrect to say that PAUSE changes no architectural state.
Because th
On Mon, 28 Nov 2022 10:45:51 PST (-0800), Palmer Dabbelt wrote:
On Fri, 18 Nov 2022 09:01:08 PST (-0800), Palmer Dabbelt wrote:
On Thu, 17 Nov 2022 22:59:08 PST (-0800), Kito Cheng wrote:
Wait, what's Xgnuzihintpausestate???
I just made it up, it's defined right next to the name like those
pr
On Fri, 18 Nov 2022 09:01:08 PST (-0800), Palmer Dabbelt wrote:
On Thu, 17 Nov 2022 22:59:08 PST (-0800), Kito Cheng wrote:
Wait, what's Xgnuzihintpausestate???
I just made it up, it's defined right next to the name like those
profile extensions are. I figured that's the most RISC-V way to de
On Thu, 17 Nov 2022 22:59:08 PST (-0800), Kito Cheng wrote:
Wait, what's Xgnuzihintpausestate???
I just made it up, it's defined right next to the name like those
profile extensions are. I figured that's the most RISC-V way to define
something like this, but we could just drop it and run wit
Wait, what's Xgnuzihintpausestate???
On Fri, Nov 18, 2022 at 12:30 PM Palmer Dabbelt wrote:
>
> gcc/ChangeLog:
>
> * doc/extend.texi (__builtin_riscv_pause): Imply
> Xgnuzihintpausestate.
> ---
> gcc/doc/extend.texi | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
>
