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Separate simple Ast and Symboltable from codeCore into new simpleAst …
…module. VirtualMachine and Intermediate do not need them, just codeCore.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package prog8.code | ||
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| // the automatically generated module where all string literals are interned to: | ||
| const val INTERNED_STRINGS_MODULENAME = "prog8_interned_strings" | ||
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| // all automatically generated labels everywhere need to have the same label name prefix: | ||
| const val GENERATED_LABEL_PREFIX = "p8_label_gen_" |
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146 changes: 146 additions & 0 deletions
146
codeGenIntermediate/src/prog8/codegen/intermediate/StConvert.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,146 @@ | ||
| package prog8.codegen.intermediate | ||
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| import prog8.code.StArrayElement | ||
| import prog8.code.StConstant | ||
| import prog8.code.StMemVar | ||
| import prog8.code.StMemorySlab | ||
| import prog8.code.StNodeType | ||
| import prog8.code.StStaticVariable | ||
| import prog8.code.SymbolTable | ||
| import prog8.code.core.DataType | ||
| import prog8.intermediate.IRStArrayElement | ||
| import prog8.intermediate.IRStConstant | ||
| import prog8.intermediate.IRStMemVar | ||
| import prog8.intermediate.IRStMemorySlab | ||
| import prog8.intermediate.IRStStaticVariable | ||
| import prog8.intermediate.IRSymbolTable | ||
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| fun convertStToIRSt(sourceSt: SymbolTable?): IRSymbolTable { | ||
| val st = IRSymbolTable() | ||
| if (sourceSt != null) { | ||
| sourceSt.flat.forEach { | ||
| when(it.value.type) { | ||
| StNodeType.STATICVAR -> st.add(convert(it.value as StStaticVariable)) | ||
| StNodeType.MEMVAR -> st.add(convert(it.value as StMemVar)) | ||
| StNodeType.CONSTANT -> st.add(convert(it.value as StConstant)) | ||
| StNodeType.MEMORYSLAB -> st.add(convert(it.value as StMemorySlab)) | ||
| else -> { } | ||
| } | ||
| } | ||
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| st.validate() | ||
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| st.allVariables().forEach { variable -> | ||
| variable.onetimeInitializationArrayValue?.let { | ||
| it.forEach { arrayElt -> | ||
| val addrOfSymbol = arrayElt.addressOfSymbol | ||
| if (addrOfSymbol != null) { | ||
| require(addrOfSymbol.contains('.')) { | ||
| "pointer var in array should be properly scoped: ${addrOfSymbol} in ${variable.name}" | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return st | ||
| } | ||
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| private fun convert(variable: StStaticVariable): IRStStaticVariable { | ||
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| fun convertArrayElt(elt: StArrayElement): IRStArrayElement = if(elt.boolean!=null) | ||
| IRStArrayElement(elt.boolean, null, elt.addressOfSymbol) | ||
| else | ||
| IRStArrayElement(null, elt.number, elt.addressOfSymbol) | ||
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| val scopedName: String | ||
| if('.' in variable.name) { | ||
| scopedName = variable.name | ||
| return IRStStaticVariable(variable.name, | ||
| variable.dt, | ||
| variable.initializationNumericValue, | ||
| variable.initializationStringValue, | ||
| variable.initializationArrayValue?.map { convertArrayElt(it) }, | ||
| variable.length, | ||
| variable.zpwish, | ||
| variable.align) | ||
| } else { | ||
| fun fixupAddressOfInArray(array: List<StArrayElement>?): List<IRStArrayElement>? { | ||
| if(array==null) | ||
| return null | ||
| val newArray = mutableListOf<IRStArrayElement>() | ||
| array.forEach { | ||
| if(it.addressOfSymbol!=null) { | ||
| val target = variable.lookup(it.addressOfSymbol!!) ?: throw NoSuchElementException("can't find variable ${it.addressOfSymbol}") | ||
| newArray.add(IRStArrayElement(null, null, target.scopedName)) | ||
| } else { | ||
| newArray.add(convertArrayElt(it)) | ||
| } | ||
| } | ||
| return newArray | ||
| } | ||
| scopedName = variable.scopedName | ||
| return IRStStaticVariable(scopedName, | ||
| variable.dt, | ||
| variable.initializationNumericValue, | ||
| variable.initializationStringValue, | ||
| fixupAddressOfInArray(variable.initializationArrayValue), | ||
| variable.length, | ||
| variable.zpwish, | ||
| variable.align | ||
| ) | ||
| } | ||
| } | ||
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| private fun convert(variable: StMemVar): IRStMemVar { | ||
| val scopedName: String | ||
| if('.' in variable.name) { | ||
| scopedName = variable.name | ||
| return IRStMemVar( | ||
| variable.name, | ||
| variable.dt, | ||
| variable.address, | ||
| variable.length | ||
| ) | ||
| } else { | ||
| scopedName = try { | ||
| variable.scopedName | ||
| } catch (_: UninitializedPropertyAccessException) { | ||
| variable.name | ||
| } | ||
| return IRStMemVar(scopedName, variable.dt, variable.address, variable.length) | ||
| } | ||
| } | ||
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| private fun convert(constant: StConstant): IRStConstant { | ||
| val dt = DataType.forDt(constant.dt) | ||
| val scopedName = if('.' in constant.name) { | ||
| constant.name | ||
| } else { | ||
| try { | ||
| constant.scopedName | ||
| } catch (_: UninitializedPropertyAccessException) { | ||
| constant.name | ||
| } | ||
| } | ||
| return IRStConstant(scopedName, dt, constant.value) | ||
| } | ||
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| private fun convert(variable: StMemorySlab): IRStMemorySlab { | ||
| return if('.' in variable.name) | ||
| IRStMemorySlab(variable.name, variable.size, variable.align) | ||
| else | ||
| IRStMemorySlab("prog8_slabs.${variable.name}", variable.size, variable.align) | ||
| } | ||
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| /* | ||
| */ |
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