[PATCH] [MIPS] PR82981 - mulditi3 pattern for MIPS64R6

[Jeff Law]

On 10/21/19 4:57 AM, Mihailo Stojanovic wrote:
> This expands the existing MIPS mulditi3 pattern by adding support for
> MIPS64R6 multiplication instructions.
> 
> gcc/ChangeLog:
> 
>         * config/mips/mips.md (<u>mulditi3): Generate patterns for high
>         doubleword and low doubleword result of multiplication on
>         MIPS64R6.
> 
> gcc/testsuite/ChangeLog:
> 
>         * gcc.target/mips/mips64r6-ti-mult.c: New test.
> 
> ---
> 
> Not sure if I should add "PR target/82981" above the ChangeLog entries,
> as there was already one patch which addressed the issue, but didn't
> resolve it completely.
I went ahead and added the marker.  It seems like this is a follow-up to
address more issues related to that issue.

Installed on the trunk.

Jeff