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 pass 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