I wrote a windows dll in assembly language and compile and link it using MASM32.the dll contains code for function doing simple arithmatic operation.I write the same function and made dll using visual c++ compiler.the dll produced by vc++ run faster then that produced by MASM32.How can i get my assembly level dll faster than vc++ dll.How can i specify bigger virtual memory size than default in assembly level programming?i use FLAT memory model and STDCALL calling convension. Save the world,save your neighbours,To survive yourself.

It''s not easy to beat a compiler. You might find some tricks here: Optimizing assembly code