Mercurial > repos > blastem
diff cpu_dsl.py @ 1703:49a52c737bf0
Fix zero flag calculation in CPU DSL
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Mon, 28 Jan 2019 19:24:04 -0800 |
parents | 73ac2e59fa3f |
children | 89932fd29abd |
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--- a/cpu_dsl.py Sun Jan 27 14:37:37 2019 -0800 +++ b/cpu_dsl.py Mon Jan 28 19:24:04 2019 -0800 @@ -324,14 +324,11 @@ output.append('\n\t{reg} = {res} ? ({reg} & {mask}U) : ({reg} | {bit}U);'.format( reg = reg, mask = ~(1 << storageBit), res = lastDst, bit = 1 << storageBit )) - elif prog.paramSize(prog.lastDst) > prog.paramSize(storage): + else: reg = prog.resolveParam(storage, None, {}) - output.append('\n\t{reg} = {res} != 0;'.format( + output.append('\n\t{reg} = {res} == 0;'.format( reg = reg, res = lastDst )) - else: - reg = prog.resolveParam(storage, None, {}) - output.append('\n\t{reg} = {res};'.format(reg = reg, res = lastDst)) elif calc == 'half-carry': pass elif calc == 'carry': @@ -978,6 +975,7 @@ self.regs.writeHeader(otype, hFile) hFile.write('\n}} {0}context;'.format(self.prefix)) hFile.write('\n') + hFile.write('\nvoid {pre}execute({type} *context, uint32_t target_cycle);'.format(pre = self.prefix, type = self.context_type)) hFile.write('\n#endif //{0}_'.format(macro)) hFile.write('\n') hFile.close()