Revert the following commit to work around a bootstrap comparison failure on
ARMv7, as reported at <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71399>.

commit f6ab85b7049a03962ea98924d00802da357a1ad3
Author: renlin <renlin@138bc75d-0d04-0410-961f-82ee72b054a4>
Date:   Wed Dec 2 14:06:31 2015 +0000

    [PR67383][ARM][4.9]Backport of "Allow any register for DImode values in Thumb2"
    
    This partially fix PR67383. It allows the reload more flexibility to choose
    spilling pseudo registers.
    
    
    gcc/ChangeLog:
    
    2015-12-02  Renlin Li  <renlin.li@arm.com>
    
            Backport from mainline.
            2014-04-22  Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
    
            * config/arm/arm.c (arm_hard_regno_mode_ok): Loosen
            restrictions on core registers for DImode values in Thumb2.
    
    
    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@231177 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 8ba6060..d9028a1 100644
--- b/gcc/config/arm/arm.c
+++ a/gcc/config/arm/arm.c
@@ -22624,19 +22624,1</td></tr></table>
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