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* nios2: remove unused statistic countersBernd Weiberg2015-09-07
| | | | | | | Removed some statistic counters to improve the performance of the handler. Signed-off-by: Bernd Weiberg <bernd.weiberg@siemens.com> Signed-off-by: Ley Foon Tan <lftan@altera.com>
* nios2: fixed variable imm16 to s16Bernd Weiberg2015-09-07
| | | | | | | Fxid variable imm16 to s16 instead of u16, offset might be negative. Signed-off-by: Bernd Weiberg <bernd.weiberg@siemens.com> Signed-off-by: Ley Foon Tan <lftan@altera.com>
* nios2: Exception handlingLey Foon Tan2014-12-07
This patch contains the exception entry code (kernel/entry.S) and misaligned exception. Signed-off-by: Ley Foon Tan <lftan@altera.com>