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Re: [PATCH][ARM] PR target/67929 Tighten vfp3_const_double_for_bits checks
- From: Christophe Lyon <christophe dot lyon at linaro dot org>
- To: Yvan Roux <yvan dot roux at linaro dot org>
- Cc: Ramana Radhakrishnan <ramana dot radhakrishnan at foss dot arm dot com>, Kyrill Tkachov <kyrylo dot tkachov at arm dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>, Ramana Radhakrishnan <ramana dot radhakrishnan at arm dot com>, Richard Earnshaw <Richard dot Earnshaw at arm dot com>
- Date: Mon, 2 Nov 2015 10:01:58 +0100
- Subject: Re: [PATCH][ARM] PR target/67929 Tighten vfp3_const_double_for_bits checks
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On 2 November 2015 at 09:51, Yvan Roux <yvan.roux@linaro.org> wrote:
> On 2 November 2015 at 09:38, Ramana Radhakrishnan
> <ramana.radhakrishnan@foss.arm.com> wrote:
>>
>>>>>
>>>>> 2015-10-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
>>>>>
>>>>> PR target/67929
>>>>> * gcc.target/arm/pr67929_1.c: New test.
>>>
>>> This test fails when tested on hard-float targets, adding the
>>> following line to avoid testing it in such cases will fix the issue,
>>> but I wonder if there is a better dejaGNU directives sequence to do
>>> that.
>>>
>>> /* { dg-skip-if "avoid conflicting multilib options" { *-*-*eabihf } {
>>> "*" } { "" } } */
>>
>> No, not without further investigation into why the test is failing.
>
> Sorry, it fails because of the ABI mismatch between the built libs for
> HF targets and the testcase which is built with the flag
> -mfloat-abi=softfp (which is added by the directive arm_vfpv3_ok)
>
I think that's what I meant in:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67929#c7
Christophe.
> Yvan
>
>> regards
>> Ramana
>>
>>>
>>> Cheers,
>>> Yvan
>>>