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[Bug middle-end/18641] [4.0 Regression] Another ICE caused by reload of a psuedo reg into f0 for a DImode expr
- From: "dje at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 Dec 2004 06:09:07 -0000
- Subject: [Bug middle-end/18641] [4.0 Regression] Another ICE caused by reload of a psuedo reg into f0 for a DImode expr
- References: <20041124011632.18641.fjahanian@apple.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From dje at gcc dot gnu dot org 2004-12-05 06:09 -------
For option (2), are you suggesting changing PREFERRED_RELOAD_CLASS from
((GET_CODE (X) == CONST_DOUBLE && GET_MODE_CLASS (GET_MODE (X)) == MODE_FLOAT)
? NO_REGS : ...)
to
((GET_CODE (X) == CONST_DOUBLE && reg_classes_intersect_p ((CLASS), FLOAT_REGS))
? NO_REGS : ...)
to reload any CONST_DOUBLE into an FPR via memory?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18641