On 6/30/06, Richard Latter <[EMAIL PROTECTED]> wrote: > Hello All, > > I have an application which I am writiing for the > PIC14 range of processors. I have written the > application in SDCC C. I use the following line: > > sdcc -mpic14 -p16f628.c myproc.c > > The compiled .asm output seems to be quite bloated and > the .hex file is about 1200 bytes in length. > > I have tried to optimize the code as much as possible, > but I can only get this down to 820 bytes. > > The code is not that complicated <30loc and just seems > to be a bit big for my application. If I write anymore > code, I will blow the 1K limit on this! > > I have asked a friend to try and compile my application > using CCS C compiler and the resultant code is only 175 > bytes (optimized version). There seems to be a massive > difference size of the generated outputs. > > I have tried the options --opt-code-size and > --opt-code-speed, but this seems to make no difference. > > Is there any way I can optimize this to be even smaller? > > Is there an FAQ on the subject, in particular using the > PIC range of chips. > > Many thanks in advance, > > Richard >
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