[PATCH] x86: correct CPU_AMX_{BF16,INT8}_FLAGS
H.J. Lu
hjl.tools@gmail.com
Mon Oct 17 22:24:16 GMT 2022
On Mon, Oct 17, 2022 at 12:44 AM Jan Beulich <jbeulich@suse.com> wrote:
>
> AMX-TILE is a prereq to these, as already correctly expressed by
> CPU_ANY_AMX_TILE_FLAGS. Express the dependency also in the reverse
> ("positive") direction.
> ---
> Ideally we would teach i386-gen to at least check (better derive) such
> two-way dependencies.
>
> --- a/opcodes/i386-gen.c
> +++ b/opcodes/i386-gen.c
> @@ -303,9 +303,9 @@ static initializer cpu_flag_init[] =
> { "CPU_CLDEMOTE_FLAGS",
> "CpuCLDEMOTE" },
> { "CPU_AMX_INT8_FLAGS",
> - "CpuAMX_INT8" },
> + "CPU_AMX_TILE_FLAGS|CpuAMX_INT8" },
> { "CPU_AMX_BF16_FLAGS",
> - "CpuAMX_BF16" },
> + "CPU_AMX_TILE_FLAGS|CpuAMX_BF16" },
> { "CPU_AMX_TILE_FLAGS",
> "CpuAMX_TILE" },
> { "CPU_MOVDIRI_FLAGS",
OK.
Thanks.
--
H.J.
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