Re: [PATCH] i386: Define __LAHF_SAHF__ and __MOVBE__ macros, based on ISA flags

[Uros Bizjak via Gcc-patches]

On Tue, Sep 29, 2020 at 5:47 PM Florian Weimer <f...@deneb.enyo.de> wrote:
>
> It looks like these have been omitted by accident.
>
> gcc/
>         * config/i386/i386-c.c (ix86_target_macros_internal): Define
>         __LAHF_SAHF__ and __MOVBE__ based on ISA flags.

LGTM.

Thanks,
Uros.

>
> ---
>  gcc/config/i386/i386-c.c | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/gcc/config/i386/i386-c.c b/gcc/config/i386/i386-c.c
> index 9da682ab05c..e647fce9ad4 100644
> --- a/gcc/config/i386/i386-c.c
> +++ b/gcc/config/i386/i386-c.c
> @@ -594,6 +594,10 @@ ix86_target_macros_internal (HOST_WIDE_INT isa_flag,
>      def_or_undef (parse_in, "__AMX_INT8__");
>    if (isa_flag2 & OPTION_MASK_ISA2_AMX_BF16)
>      def_or_undef (parse_in, "__AMX_BF16__");
> +  if (isa_flag & OPTION_MASK_ISA_SAHF)
> +    def_or_undef (parse_in, "__LAHF_SAHF__");
> +  if (isa_flag2 & OPTION_MASK_ISA2_MOVBE)
> +    def_or_undef (parse_in, "__MOVBE__");
>
>    if (TARGET_IAMCU)
>      {