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[Bug target/19378] [4.0 Regression] ICE during bootstrap compiling __fixdfdi
- From: "marekm at amelek dot gda dot pl" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Jan 2005 00:14:55 -0000
- Subject: [Bug target/19378] [4.0 Regression] ICE during bootstrap compiling __fixdfdi
- References: <20050111162912.19378.joel@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From marekm at amelek dot gda dot pl 2005-01-23 00:14 -------
I think the proposed avr_hard_regno_mode_ok patch may need a small fix for
QImode in r29 - possible problem with frame pointer (see removed comment):
- if (regno <= REG_Y && (regno + GET_MODE_SIZE (mode)) >= (REG_Y + 1))
+ if (regno <= (REG_Y + 1) && regno + GET_MODE_SIZE (mode) > REG_Y)
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19378