Hi, SMS loop versioning will generate extra condition code. If SMS could not find enough overlapping in the loop, it may drop performance.
Adding parameter PARAM_SMS_LOOP_MIN_SIZE with default value 8 to skip small loops which may not find enough overlapping instructions. Thanks, Shiva
0006-skip-the-loop-if-the-loop-size-too-small.patch
Description: 0006-skip-the-loop-if-the-loop-size-too-small.patch