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Re: [PATCH,rs6000] Fix error in Power9 code generation for vpermr instruction
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: Kelvin Nilsen <kdnilsen at linux dot vnet dot ibm dot com>
- Cc: gcc-patches at gcc dot gnu dot org, Segher Boessenkool <segher at linux dot vnet dot ibm dot com>
- Date: Wed, 29 Jun 2016 18:24:13 -0500
- Subject: Re: [PATCH,rs6000] Fix error in Power9 code generation for vpermr instruction
- Authentication-results: sourceware.org; auth=none
- References: <57743F20 dot 6060604 at linux dot vnet dot ibm dot com>
On Wed, Jun 29, 2016 at 03:35:28PM -0600, Kelvin Nilsen wrote:
> Testing on a Power9 simulator revealed an error in the code emitted for
> the *altivec_vpermr_<mode>_internal define_insn pattern. Two of the
> operands of the vpermr operand had been emitted in wrong order. This
> patch corrects the error.
"Oops" :-)
> The patch has bootstrapped and regression tested on
> powerpc64le-unknown-linux with no regressions. Is this ok
> for the trunk and for backporting to GCC6 after burn-in
> on the trunk?
Yes, thank you!
Segher