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From: Andrew Haley <aph@redhat.com>
To: "Graeme Peterson" <gp@qnx.com>
Cc: gcc@gcc.gnu.org
Subject: soft-float support
Date: Tue, 08 Oct 2002 15:37:00 -0000	[thread overview]
Message-ID: <15779.10380.899984.685930@cuddles.cambridge.redhat.com> (raw)
In-Reply-To: <200210081837.SAA1097762@node128.ott.qnx.com>

Graeme Peterson writes:
 > Hi, all.
 > 
 > I have done some searching, and it seems that gcc (in this case 
 > 2.95.3 targetting ppc-QNX6) does not have support for statically
 > linked software emulated floating point instructions.
 > 
 > Can someone clarify for me what is required to get this going?  Do 
 > I need to implement the floating point emulation and tell gcc to 
 > use it in place of the fadd in the __adddf3 call?  If so, how do I
 > do that?

You need to specify the multilibs in your target file for qnx.

For example, in the current gcc source, gcc/config/rs6000/t-rs6000
contains

MULTILIB_OPTIONS = msoft-float
MULTILIB_DIRNAMES = soft-float

Andrew.

  reply	other threads:[~2002-10-08 18:48 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-08 14:42 Graeme Peterson
2002-10-08 15:37 ` Andrew Haley [this message]
2002-10-08 15:52   ` Graeme Peterson
2002-10-08 16:21   ` Graeme Peterson
     [not found] <no.id>
2002-10-08 16:26 ` Graeme Peterson

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