python: properly handle SIB's registers on irrelevant cases (zero value) of test_x86.py
python: properly handle SIB's registers on irrelevant cases (zero value) of test_x86.py

bowlofstew/capstone,krytarowski/capstone,sigma-random/capstone,fvrmatteo/capstone,dynm/capstone,bowlofstew/capstone,krytarowski/capstone,bSr43/capstone,AmesianX/capstone,dynm/capstone,capturePointer/capstone,xia0pin9/capstone,pranith/capstone,code4bones/capstone,NeilBryant/capstone,xia0pin9/capstone,angelabier1/capstone,dynm/capstone,sephiroth99/capstone,bughoho/capstone,zuloloxi/capstone,pombredanne/capstone,NeilBryant/capstone,pyq881120/capstone,pombredanne/capstone,code4bones/capstone,pranith/capstone,pyq881120/capstone,krytarowski/capstone,8l/capstone,zneak/capstone,bigendiansmalls/capstone,bughoho/capstone,bigendiansmalls/capstone,AmesianX/capstone,sephiroth99/capstone,pranith/capstone,pombredanne/capstone,dynm/capstone,bughoho/capstone,07151129/capstone,bughoho/capstone,zuloloxi/capstone,AmesianX/capstone,krytarowski/capstone,8l/capstone,bSr43/capstone,AmesianX/capstone,07151129/capstone,pyq881120/capstone,dynm/capstone,bigendiansmalls/capstone,techvoltage/capstone,fvrmatteo/capstone,sephiroth99/capstone,bSr43/capstone,pombredanne/capstone,bowlofstew/capstone,nplanel/capstone,zneak/capstone,code4bones/capstone,zuloloxi/capstone,NeilBryant/capstone,capturePointer/capstone,code4bones/capstone,zuloloxi/capstone,bowlofstew/capstone,sigma-random/capstone,sigma-random/capstone,bughoho/capstone,sephiroth99/capstone,capturePointer/capstone,sigma-random/capstone,pombredanne/capstone,capturePointer/capstone,krytarowski/capstone,NeilBryant/capstone,bowlofstew/capstone,bSr43/capstone,bughoho/capstone,xia0pin9/capstone,8l/capstone,techvoltage/capstone,pyq881120/capstone,nplanel/capstone,capturePointer/capstone,8l/capstone,pyq881120/capstone,8l/capstone,nplanel/capstone,pranith/capstone,angelabier1/capstone,angelabier1/capstone,bigendiansmalls/capstone,nplanel/capstone,krytarowski/capstone,07151129/capstone,zneak/capstone,techvoltage/capstone,bSr43/capstone,fvrmatteo/capstone,07151129/capstone,07151129/capstone,zuloloxi/capstone,8l/capstone,pombredanne/capstone,code4bones/capstone,sephiroth99/capstone,bowlofstew/capstone,nplanel/capstone,angelabier1/capstone,8l/capstone,krytarowski/capstone,angelabier1/capstone,zneak/capstone,code4bones/capstone,sephiroth99/capstone,AmesianX/capstone,fvrmatteo/capstone,sigma-random/capstone,sephiroth99/capstone,capturePointer/capstone,bowlofstew/capstone,techvoltage/capstone,xia0pin9/capstone,bigendiansmalls/capstone,fvrmatteo/capstone,bigendiansmalls/capstone,angelabier1/capstone,xia0pin9/capstone,NeilBryant/capstone,capturePointer/capstone,NeilBryant/capstone,pombredanne/capstone,code4bones/capstone,pranith/capstone,zuloloxi/capstone,fvrmatteo/capstone,NeilBryant/capstone,zuloloxi/capstone,bughoho/capstone,pranith/capstone,bSr43/capstone,bigendiansmalls/capstone,pyq881120/capstone,techvoltage/capstone,zneak/capstone,dynm/capstone,07151129/capstone,xia0pin9/capstone,AmesianX/capstone,sigma-random/capstone,nplanel/capstone,bSr43/capstone,AmesianX/capstone,sigma-random/capstone,zneak/capstone,07151129/capstone,angelabier1/capstone,techvoltage/capstone,pyq881120/capstone,dynm/capstone,pranith/capstone,techvoltage/capstone,fvrmatteo/capstone,xia0pin9/capstone,nplanel/capstone,zneak/capstone