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[Bug middle-end/40375] redundant register move with scheduler before RA turned off
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Sep 2009 08:10:39 -0000
- Subject: [Bug middle-end/40375] redundant register move with scheduler before RA turned off
- References: <bug-40375-17659@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from pinskia at gcc dot gnu dot org 2009-09-25 08:10 -------
PPC has the same issue with -fno-schedule-insns:
test:
stwu 1,-16(1)
mflr 0
stw 0,20(1)
mr 0,3
mr 5,4
li 3,0
mr 4,0
bl foo
lwz 0,20(1)
addi 1,1,16
mtlr 0
blr
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Component|target |middle-end
GCC build triplet|i686-linux |
GCC host triplet|i686-linux |
GCC target triplet|arm-eabi |arm-eabi, powerpc*-*
Summary|redundant register move with|redundant register move with
|-mthumb |scheduler before RA turned
| |off
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40375