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|    comp.compilers    |    Compiler construction, theory, etc. (Mod    |    2,753 messages    |
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|    Message 1,194 of 2,753    |
|    Hans-Peter Diettrich to Fridiric    |
|    Re: Work around ambiguities in LL(1) ass    |
|    07 Jan 08 07:41:16    |
      From: DrDiettrich1@aol.com              Fridiric wrote:              > LDA (data),Y ; #1 Indirect address indexed by Y       >       > index EQU 123       > LDA (index-1)*3,Y ; #2 Absolute address indexed by Y       > LDA 3*(index-1),Y ; Equivalent but non ambiguous              Are you sure that you got it right?              What processor do you have in mind (Z80, 6502, 6809...)?              IMO a unique addressing mode is specified by ",Y", where the first       operand specifies an absolute address. Then it depends on the processor,       how that address and the index register are combined, in order to form       the final address.              DoDi              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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