2014-12-04 Yvan Roux <yvan.roux@linaro.org>

2014-12-04  Yvan Roux  <yvan.roux@linaro.org>

	Backport from trunk r215707, r215842.
	2014-10-03  David Sherwood  <david.sherwood@arm.com>

	* ira-int.h (ira_allocno): Mark hard_regno as signed.

	2014-09-30  David Sherwood  <david.sherwood@arm.com>

	* ira-int.h (ira_allocno): Add "wmode" field.
	* ira-build.c (create_insn_allocnos): Add new "parent" function
	parameter.
	* ira-conflicts.c (ira_build_conflicts): Add conflicts for registers
	that cannot be accessed in wmode.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/linaro/gcc-4_9-branch@218370 138bc75d-0d04-0410-961f-82ee72b054a4