--- Comment #8 from ramana at gcc dot gnu dot org 2010-03-18 09:25 ---
(In reply to comment #7)
BTW, if the PRE_MODIFY representation doesn't work well, I'd say just using a
PARALLEL with what the insn really does and checking that in the
match_parallel
predicate probably wouldn't
--- Comment #9 from ramana at gcc dot gnu dot org 2010-03-18 10:21 ---
Created an attachment (id=20139)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=20139action=view)
patch
Patch that makes the ICE disappear by converting these into mem:BLKmode
(pre_modify (Pmode)). I will submit
--- Comment #1 from jakub at gcc dot gnu dot org 2010-03-17 12:56 ---
Please provide preprocessed source.
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jakub at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #2 from jakub at gcc dot gnu dot org 2010-03-17 13:51 ---
*** Bug 43400 has been marked as a duplicate of this bug. ***
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jakub at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #3 from robertcnelson at gmail dot com 2010-03-17 14:04 ---
Rebuilding 157476, will take a couple hours to hit that error..
System: gcc -v
voo...@beagle-256mb-1:~$ gcc -v
Using built-in specs.
Target: arm-linux-gnueabi
Configured with: ../src/configure -v
--- Comment #4 from robertcnelson at gmail dot com 2010-03-17 15:42 ---
Here here is the preprocessed source.
http://rcn-ee.homeip.net:81/dl/gcc/SVN-157476-trunk-c-armv7l-256-bug43399/save-temps.log
http://rcn-ee.homeip.net:81/dl/gcc/SVN-157476-trunk-c-armv7l-256-bug43399/libgcc2.i
--- Comment #5 from jakub at gcc dot gnu dot org 2010-03-17 21:44 ---
Argh, seems ARM is very badly abusing PRE_DEC:
(insn/f 72 41 73 2 /opt/trunk/libgcc/../gcc/libgcc2.c:553 (parallel [
(set (mem/c:BLK (pre_dec:BLK (reg/f:SI 13 sp)) [6 A8])
(unspec:BLK [
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rearnsha at gcc dot gnu dot org changed:
What|Removed |Added
CC||rearnsha at gcc dot gnu dot
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