On 9/15/20 8:32 AM, H.J. Lu via Gcc-patches wrote:
> commit e95395926a84a2406faefe0995295d199d595440
> Author: Uros Bizjak <ubiz...@gmail.com>
> Date: Thu Jun 18 20:12:48 2020 +0200
>
> i386: Fix mode of ZERO_EXTRACT RTXes, remove ext_register_operand
> predicate.
>
> caused
>
> FAIL: gcc.target/i386/pr78904-4a.c scan-assembler [ \t]movb[\t ]+%.h, t
>
> when compiled with --target_board='unix{-m32\ -march=cascadelake}'. With
> -mtune=generic:
>
> movzwl 4(%esp), %edx
> movl 8(%esp), %eax
> movb %dh, t(%eax)
> ret
>
> With -mtune=cascadelake:
>
> movzbl 5(%esp), %edx
> movl 8(%esp), %eax
> movb %dl, t(%eax)
> ret
>
> Add -mtune=generic for --target_board='unix{-m32\ -march=cascadelake}'.OK with an appropriate ChangeLog entry on the commit. jeff
pEpkey.asc
Description: application/pgp-keys
