100 lines
3.7 KiB
Kotlin
100 lines
3.7 KiB
Kotlin
package com.smallhacker.disbrowser
|
|
|
|
import com.smallhacker.disbrowser.asm.*
|
|
import com.smallhacker.disbrowser.disassembler.Disassembler
|
|
import com.smallhacker.disbrowser.util.jsonFile
|
|
import com.smallhacker.disbrowser.util.toUInt24
|
|
import java.nio.file.Paths
|
|
import kotlin.reflect.KMutableProperty1
|
|
|
|
private val RESET_VECTOR_LOCATION = address(0x00_FFFC)
|
|
|
|
private val VECTORS = listOf(
|
|
address(0x00_FFE4) to "COP",
|
|
address(0x00_FFE6) to "BRK",
|
|
address(0x00_FFE8) to "ABORT",
|
|
address(0x00_FFEA) to "NMI",
|
|
address(0x00_FFEC) to "RESET",
|
|
address(0x00_FFEE) to "IRQ",
|
|
address(0x00_FFF4) to "COP (e)",
|
|
address(0x00_FFF6) to "BRK (e)",
|
|
address(0x00_FFF8) to "ABORT (e)",
|
|
address(0x00_FFFA) to "NMI (e)",
|
|
address(0x00_FFFC) to "RES (e)",
|
|
address(0x00_FFFE) to "IRQBRK (e)"
|
|
)
|
|
|
|
object Service {
|
|
private const val romName = "Zelda no Densetsu - Kamigami no Triforce (Japan)"
|
|
private val romDir = Paths.get("""P:\Emulation\ROMs\SNES""")
|
|
private val metaDir = Paths.get("""P:\Programming\disbrowser""")
|
|
private val metaFile = jsonFile<Metadata>(metaDir.resolve("$romName.json"), true)
|
|
private val metadata by lazy { metaFile.load() }
|
|
|
|
private val snesMemory by lazy {
|
|
val path = romDir.resolve("$romName.sfc")
|
|
SnesLoRom(loadRomData(path))
|
|
}
|
|
|
|
fun showDisassemblyFromReset(): HtmlNode? {
|
|
val resetVector = snesMemory.getWord(RESET_VECTOR_LOCATION)
|
|
val fullResetVector = resetVector!!.toUInt24()
|
|
val initialAddress = SnesAddress(fullResetVector)
|
|
val flags = VagueNumber(0x30u)
|
|
return showDisassembly(initialAddress, flags)
|
|
}
|
|
|
|
fun showDisassembly(initialAddress: SnesAddress, flags: VagueNumber): HtmlNode? {
|
|
val initialState = State(memory = snesMemory, address = initialAddress, flags = flags, metadata = metadata)
|
|
val disassembly = Disassembler.disassemble(initialState, metadata, false)
|
|
|
|
return print(disassembly, metadata)
|
|
}
|
|
|
|
|
|
private fun print(disassembly: Disassembly, metadata: Metadata): HtmlNode {
|
|
val grid = Grid()
|
|
disassembly.forEach {
|
|
grid.add(it, metadata, disassembly)
|
|
}
|
|
disassembly.asSequence()
|
|
.mapNotNull {
|
|
it.linkedState
|
|
?.let { link ->
|
|
it.presentedAddress to link.address
|
|
}
|
|
}
|
|
.sortedBy { it.first distanceTo it.second }
|
|
.forEach { grid.arrow(it.first, it.second) }
|
|
|
|
return grid.output()
|
|
}
|
|
|
|
fun updateMetadata(address: SnesAddress, field: KMutableProperty1<MetadataLine, String?>, value: String) {
|
|
if (value.isEmpty()) {
|
|
if (address in metadata) {
|
|
doUpdateMetadata(address, field, null)
|
|
}
|
|
} else {
|
|
doUpdateMetadata(address, field, value)
|
|
}
|
|
}
|
|
|
|
private fun doUpdateMetadata(address: SnesAddress, field: KMutableProperty1<MetadataLine, String?>, value: String?) {
|
|
val line = metadata.getOrCreate(address)
|
|
field.set(line, value)
|
|
|
|
metadata.cleanUp()
|
|
metaFile.save(metadata)
|
|
}
|
|
|
|
fun getVectors() = VECTORS.asSequence()
|
|
.map { (vectorLocation: SnesAddress, name: String ) ->
|
|
val codeLocation = SnesAddress(snesMemory.getWord(vectorLocation)!!.toUInt24())
|
|
val label = metadata[codeLocation]?.label
|
|
?: codeLocation.toFormattedString()
|
|
Vector(vectorLocation, codeLocation, name, label)
|
|
}
|
|
}
|
|
|
|
data class Vector(val vectorLocation: SnesAddress, val codeLocation: SnesAddress, val name: String, val label: String) |