r204786 - in /branches/ARM/embedded-4_8-branch/...

[jye2@gcc.gnu.org]

Author: jye2
Date: Thu Nov 14 10:23:43 2013
New Revision: 204786

URL: http://gcc.gnu.org/viewcvs?rev=204786&root=gcc&view=rev
Log:
2013-11-14  Joey Ye  <joey.ye@arm.com>

	Backport mainline r204778
	2013-11-14  Julian Brown  <julian@codesourcery.com>
        Joey Ye  <joey.ye@arm.com>

        * config/arm/arm.c (arm_cortex_m_branch_cost): New.
        (arm_v7m_tune): New.
        * config/arm/arm-cores.def (cortex-m4, cortex-m3):
        Use arm_v7m_tune.

testsuite:
        * gcc.dg/tree-ssa/vrp47.c: Disable for cortex_m.


Modified:
    branches/ARM/embedded-4_8-branch/gcc/ChangeLog.arm
    branches/ARM/embedded-4_8-branch/gcc/config/arm/arm-cores.def
    branches/ARM/embedded-4_8-branch/gcc/config/arm/arm.c
    branches/ARM/embedded-4_8-branch/gcc/testsuite/ChangeLog.arm
    branches/ARM/embedded-4_8-branch/gcc/testsuite/gcc.dg/tree-ssa/vrp47.c