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[Bug target/34903] -Os code size regression
- 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: 21 Jan 2008 15:54:02 -0000
- Subject: [Bug target/34903] -Os code size regression
- References: <bug-34903-15672@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from dje at gcc dot gnu dot org 2008-01-21 15:54 -------
The "regression" is due to a wrong-code bug fix. To reduce the code size, the
prologue and epilogue need to emit lwm/stwm for two ranges of registers, which
does not correspond to a standard PowerPC ABI.
--
dje at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |dje at gcc dot gnu dot org
Severity|normal |enhancement
Status|UNCONFIRMED |NEW
Component|c |target
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-01-21 15:54:02
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34903