Category:XPL0: Difference between revisions
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'''XPL0''' is essentially a cross between Pascal and C. It was created in 1976 |
'''XPL0''' is essentially a cross between Pascal and C. It was originally created in 1976 |
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by Peter J. R. Boyle, who designed it to run on a 6502 |
by Peter J. R. Boyle, who designed it to run on a 6502 microprocessor as |
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an alternative to BASIC, which was the dominant language for personal |
an alternative to BASIC, which was the dominant language for personal |
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computers at the time. XPL0 is based on PL/0, an example compiler in the |
computers at the time. XPL0 is based on PL/0, an example compiler in the |
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book ''Algorithms + Data Structures = Programs'' by Niklaus Wirth. The first |
book ''Algorithms + Data Structures = Programs'' by Niklaus Wirth. The first |
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compiler was written in ALGOL. This was used to create a compiler |
XPL0 compiler was written in ALGOL. This was then used to create a compiler |
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written in XPL0 syntax. |
written in XPL0's syntax. |
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XPL0 has been implemented on more than a dozen processors, but is |
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currently maintained for IBM-type PCs. Free, open-source versions of the |
currently maintained for IBM-type PCs. Free, open-source versions of the |
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compilers (interpreted, assembly |
compilers (interpreted, assembly-code compiled, and optimizing) are |
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available from the official website: xpl0.org [http://www.xpl0.org/] |
available from the official website: xpl0.org [http://www.xpl0.org/] |
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