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[Bug target/64461] New: bad assembly generated for Coldfire targets
- From: "joel at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 31 Dec 2014 20:24:30 +0000
- Subject: [Bug target/64461] New: bad assembly generated for Coldfire targets
- Auto-submitted: auto-generated
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64461
Bug ID: 64461
Summary: bad assembly generated for Coldfire targets
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: joel at gcc dot gnu.org
Created attachment 34368
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34368&action=edit
Preprocessed RTEMS source which produces the error
Fails at -O1, -O2, and -Os. All RTEMS Coldfire BSPs appear to be failing to
build. I have not looked through all build logs yet to give a complete list of
CPU models impacted but all are Coldfires. For sure, 5235 and 5282 do this.
$ m68k-rtems4.11-gcc --versionm68k-rtems4.11-gcc (GCC) 5.0.0 20141230
(experimental)
$ m68k-rtems4.11-gcc -mcpu=5235 -Os -c coldfire.c
/tmp/ccrrBmOJ.s: Assembler messages:
/tmp/ccrrBmOJ.s:82: Error: operands mismatch -- statement `move.b
3(%a5),3(%a1,%d0.l)' ignored
/tmp/ccrrBmOJ.s:977: Error: operands mismatch -- statement `move.b
-1(%fp),3(%a0,%d2.l)' ignored
/tmp/ccrrBmOJ.s:1055: Error: operands mismatch -- statement `move.b
-5(%fp),3(%a0,%d3.l)' ignored