r189841 - in /branches/ARM/embedded-4_7-branch/...

[xguo@gcc.gnu.org]

Author: xguo
Date: Wed Jul 25 11:07:08 2012
New Revision: 189841

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189841
Log:
        Merge r179036 from embedded-4_6-branch
        2011-09-13  Jiangning Liu  <jiangning.liu@arm.com>

        * config/arm/arm-cores.def (cortex-m3): Use cortex-v7m.
        (cortex-m4) : Likewise.
        * config/arm/arm.c (arm_cortex_v7m_branch_cost): New.
        (arm_cortex_v7m_tune): New.


Modified:
    branches/ARM/embedded-4_7-branch/gcc/ChangeLog.arm
    branches/ARM/embedded-4_7-branch/gcc/config/arm/arm-cores.def
    branches/ARM/embedded-4_7-branch/gcc/config/arm/arm.c