Changeset 10087:779d2dcc2d77
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arm: make the bi-mode predictor the default for O3_ARM_v7a_BP

the branch predictor used in the Cortex-A15 is a bi-mode style predictor,
see:

http://arm.com/files/pdf/at-exploring_the_design_of_the_cortex-a15.pdf
and
http://nvidia.com/docs/IO/116757/NVIDIA_Quad_a15_whitepaper_FINALv2.pdf

this patch makes the bi-mode predictor the default for the ARM O3 CPU.