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Re: How to configure a bi-arch PowerPC GCC?
- From: Andreas Schwab <schwab at suse dot de>
- To: Sebastian Huber <sebastian dot huber at embedded-brains dot de>
- Cc: Segher Boessenkool <segher at kernel dot crashing dot org>, GCC Development <gcc at gcc dot gnu dot org>
- Date: Wed, 13 Sep 2017 15:11:13 +0200
- Subject: Re: How to configure a bi-arch PowerPC GCC?
- Authentication-results: sourceware.org; auth=none
- References: <5880B3FD.2030605@embedded-brains.de> <20170120010404.GW30284@gate.crashing.org> <5881BDB2.3050505@embedded-brains.de> <20170121004635.GB30284@gate.crashing.org> <5885BC78.8010804@embedded-brains.de> <20170123171823.GF30284@gate.crashing.org> <58889605.4060501@embedded-brains.de> <20170125175520.GP30284@gate.crashing.org> <588F179B.70402@embedded-brains.de> <1b060957-eb13-0018-4f18-604914d863a7@embedded-brains.de>
On Jul 20 2017, Sebastian Huber <sebastian.huber@embedded-brains.de> wrote:
> Ok, so why do I get a "error: unrecognizable insn:"? How can I debug a
> message like this:
>
> (insn 12 11 13 2 (set (reg:CCFP 126)
> (compare:CCFP (reg:TF 123)
> (reg:TF 124))) "test-v0.i":5 -1
> (nil))
This is supposed to be matched by the cmptf_internal1 pattern with
-mabi=ibmlongdouble. Looks like your configuration defaults to
-mabi=ieeelongdouble.
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
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