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Support immediate operands in the data segment in all the ways we support
them in the code segment.
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Some automated commenting cleanup. Still needs more careful manual scanning.
sed -i 's/^# 1-3/# . 1-3/' *.subx */*.subx
sed -i 's/^# op/# . op/' *.subx */*.subx
sed -i 's/# vim/# . . vim/' *.subx */*.subx
sed -i 's/^ # push args/ # . . push args/' *.subx */*.subx
sed -i 's/^ # discard args/ # . . discard args/' *.subx */*.subx
sed -i 's/^ # call/ # . . call/' *.subx */*.subx
sed -i 's/^ # prolog/ # . prolog/' *.subx */*.subx
sed -i 's/^ # epilog/ # . epilog/' *.subx */*.subx
sed -i 's/^ # save registers/ # . save registers/' *.subx */*.subx
sed -i 's/^ # restore registers/ # . restore registers/' *.subx */*.subx
sed -i 's/ operand / register /' *.subx */*.subx
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Reindent all SubX code to make some room for the new comment style.
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Let's start highlighting all global variables in Red. Assembly programming
has a tendency to over-use them. They're a necessary evil, but we should
minimize the number of functions that access them.
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Standardize on hyphens in all names.
And we'll use colons for namespacing labels in functions.
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Start requiring a '-o' flag to designate the output binary when translating.
Things currently get funky if you pass in multiple inputs, but that's ok.
This is the first step to supporting multiple input files for a single
output binary.
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