Should i leave my boyfriend?

i love my boyfriend its goin to b a yr when i 1st meet him he was so sweet showd me he realy cares for me we will always haing out spend great time together we will go out n take turns paying im not the type of girl that will let the guys pay all the time as time p by his job cut his hours he started havin pronlems so i started helpin him out by giving him $ here and there n now out of no where he turnd in to a total ashole he calls me o text me when he feels like it or when he needs $ we do see each other at work all the time since we work tohether i tell him how i feel n all i hear is he stresst out has no $ n has bills to pay spmetimes he gets mad at me if i dont buy him wat he wants lately he dont waiste a dime on me but has $ for stupid stuff i dont think he has time for me any mo o love him n ha says it to but he stopt showing it someone healp please n by the way i cant talk to any guys at work or he thinks i want them