317 lines
4.9 KiB
HTML
317 lines
4.9 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<HTML
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><HEAD
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><TITLE
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>Assembling the code</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
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REL="HOME"
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TITLE="Programming with Ophis"
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HREF="book1.html"><LINK
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REL="UP"
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TITLE="The basics"
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HREF="c35.html"><LINK
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REL="PREVIOUS"
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TITLE="Writing the actual code"
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HREF="x140.html"><LINK
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REL="NEXT"
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TITLE="Labels and aliases"
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HREF="c200.html"></HEAD
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><BODY
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CLASS="SECTION"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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LINK="#0000FF"
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VLINK="#840084"
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ALINK="#0000FF"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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SUMMARY="Header navigation table"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>Programming with Ophis</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="x140.html"
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ACCESSKEY="P"
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><<< Previous</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>The basics</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="c200.html"
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ACCESSKEY="N"
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>Next >>></A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="SECTION"
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><H1
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CLASS="SECTION"
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><A
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NAME="AEN149"
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>Assembling the code</A
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></H1
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><P
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> The Ophis assembler is a collection of Python modules,
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controlled by a master script. On Windows, this should all
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have been combined into an executable
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file <B
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CLASS="COMMAND"
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>ophis.exe</B
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>; on other platforms, the
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Ophis modules should be in the library and
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the <B
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CLASS="COMMAND"
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>ophis</B
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> script should be in your path.
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Typing <B
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CLASS="COMMAND"
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>ophis</B
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> with no arguments should give a
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summary of available command line options.
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</P
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><DIV
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CLASS="TABLE"
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><A
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NAME="AEN155"
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></A
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><P
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><B
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>Table 2. Ophis Options</B
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></P
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><TABLE
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BORDER="1"
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BGCOLOR="#E0E0E0"
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CELLSPACING="0"
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CELLPADDING="4"
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CLASS="CALSTABLE"
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><THEAD
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><TR
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><TH
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ALIGN="CENTER"
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>Option</TH
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><TH
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ALIGN="CENTER"
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>Effect</TH
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></TR
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></THEAD
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><TBODY
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-6510</CODE
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></TD
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><TD
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>Allows the 6510 undocumented opcodes as listed in the VICE documentation.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-65c02</CODE
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></TD
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><TD
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>Allows opcodes and addressing modes added by the 65C02.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-v 0</CODE
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></TD
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><TD
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>Quiet operation. Only reports errors.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-v 1</CODE
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></TD
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><TD
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>Default operation. Reports files as they are loaded, and gives statistics on the final output.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-v 2</CODE
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></TD
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><TD
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>Verbose operation. Names each assembler pass as it runs.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-v 3</CODE
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></TD
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><TD
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>Debug operation: Dumps the entire IR after each pass.</TD
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></TR
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><TR
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><TD
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><CODE
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CLASS="OPTION"
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>-v 4</CODE
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></TD
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><TD
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>Full debug operation: Dumps the entire IR and symbol table after each pass.</TD
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></TR
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></TBODY
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></TABLE
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></DIV
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><P
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> The only options Ophis demands are an input file and an output
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file. Here's a sample session, assembling the tutorial file
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here:
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</P
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><TABLE
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BORDER="0"
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BGCOLOR="#E0E0E0"
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WIDTH="100%"
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><TR
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><TD
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><PRE
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CLASS="SCREEN"
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>localhost$ ophis tutor1.oph tutor1.prg -v 2
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Loading tutor1.oph
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Running: Macro definition pass
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Running: Macro expansion pass
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Running: Label initialization pass
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Fixpoint failed, looping back
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Running: Label initialization pass
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Running: Circularity check pass
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Running: Expression checking pass
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Running: Easy addressing modes pass
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Running: Label Update Pass
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Fixpoint failed, looping back
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Running: Label Update Pass
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Running: Instruction Collapse Pass
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Running: Mode Normalization pass
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Running: Label Update Pass
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Running: Assembler
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Assembly complete: 45 bytes output (14 code, 29 data, 2 filler)
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</PRE
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></TD
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></TR
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></TABLE
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><P
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> If your emulator can run <TT
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CLASS="FILENAME"
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>PRG</TT
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> files
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directly, this file will now run (and
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print <SAMP
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CLASS="COMPUTEROUTPUT"
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>HELLO, WORLD!</SAMP
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>) as many
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times as you type <KBD
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CLASS="USERINPUT"
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>RUN</KBD
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>. Otherwise, use
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a <TT
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CLASS="FILENAME"
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>D64</TT
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> management utility to put
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the <TT
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CLASS="FILENAME"
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>PRG</TT
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> on a <TT
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CLASS="FILENAME"
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>D64</TT
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>, then
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load and run the file off that.
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</P
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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SUMMARY="Footer navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="x140.html"
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ACCESSKEY="P"
|
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><<< Previous</A
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></TD
|
|
><TD
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WIDTH="34%"
|
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ALIGN="center"
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VALIGN="top"
|
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><A
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HREF="book1.html"
|
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ACCESSKEY="H"
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>Home</A
|
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></TD
|
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><TD
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WIDTH="33%"
|
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ALIGN="right"
|
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VALIGN="top"
|
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><A
|
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HREF="c200.html"
|
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ACCESSKEY="N"
|
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>Next >>></A
|
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></TD
|
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></TR
|
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><TR
|
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><TD
|
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WIDTH="33%"
|
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ALIGN="left"
|
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VALIGN="top"
|
|
>Writing the actual code</TD
|
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
|
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><A
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HREF="c35.html"
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ACCESSKEY="U"
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>Up</A
|
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></TD
|
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><TD
|
|
WIDTH="33%"
|
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ALIGN="right"
|
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VALIGN="top"
|
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>Labels and aliases</TD
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></TR
|
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></TABLE
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></DIV
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></BODY
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></HTML
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> |