mirror of
https://github.com/JetSetIlly/Gopher2600.git
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ac05b88ac9
- registers must now be labelled, although the label can be the empty string
- this means that we specify the name for the register once, at
creation time, and not everywhere we print out information
o debugger
- breakpoints now takes advantage of register labels
30 lines
814 B
Go
30 lines
814 B
Go
package registers
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import (
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"headlessVCS/hardware/cpu/registers/r16bit"
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"headlessVCS/hardware/cpu/registers/rbits"
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)
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// Register defines the minumum implementation for a register type. mutating
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// methods are not included because of the limitation in the language with
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// regard to implementing an interface with pointer receivers -- I'm not keen
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// on the idea on receiving and returning new values
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type Register interface {
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Size() int
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Label() string
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ToBits() string
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ToHex() string
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ToUint() uint
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ToUint16() uint16
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IsNegative() bool
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IsZero() bool
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}
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// Generate calls the appropriate implementation's Generate function
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func Generate(v interface{}, bitlen int, label string) (Register, error) {
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if bitlen == 16 {
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return r16bit.Generate(v, bitlen, label)
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}
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return rbits.Generate(v, bitlen, label)
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}
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