[PATCH] ARM: do not add a regmask for TAILJUMPs Was: [PATCH] improve arm machine code (make -verify-machineinstrs happier)
renato.golin at linaro.org
Thu Oct 3 18:03:25 PDT 2013
On 4 Oct 2013 01:26, "Matthias Braun" <mbraun at apple.com> wrote:
> Attached is a revised version with testcase.
> Description: ARM: do not add a regmask for TAILJUMPs
> The jump doesn't really kill the registers, the following call does but
> we never get back anyway.
> This works around some verify-machineinstrs problems when TAILJUMPs are
> On Oct 3, 2013, at 10:41 AM, Matthias Braun <mbraun at apple.com> wrote:
> > The attached 3 patches improve some cases in the ARM backend where bad
> code (in the sense of -verify-machineinstrs) was produced. Please review,
> > Greetings,
> > Matthias
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