tree c2603e639b98463ebc1b2de95dcbfffd338c8138
parent 502a0c775c7f0a01065e0d078e06c0440b86a11a
author Vineet Gupta <vgupta@synopsys.com> 1371030220 +0530
committer Vineet Gupta <vgupta@synopsys.com> 1372240850 +0530

ARC: Remove explicit passing around of ECR

With ECR now part of pt_regs

* No need to propagate from lowest asm handlers as arg
* No need to save it in tsk->thread.cause_code
* Avoid bit chopping to access the bit-fields

More code consolidation, cleanup

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>