Apple-2-SW/prog8
1
0
Fork 0
mirror of https://github.com/irmen/prog8.git synced 2024-12-24 16:29:21 +00:00
Code Issues Projects Releases Wiki Activity

variables extraction moved to the very end, so no need anymore to change the table after the fact

Browse Source
This commit is contained in:
Irmen de Jong 2022-03-04 23:08:05 +01:00
parent 1d740c7c36
commit 859ab36347
8 changed files with 8 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
compiler/src/prog8/compiler/Compiler.kt
View File

@ -361,9 +361,9 @@ private fun writeAssembly(program: Program,
compilerOptions: CompilationOptions
): WriteAssemblyResult {
compilerOptions.compTarget.machine.initializeZeropage(compilerOptions)
val variables = VariableExtractor().extractVars(program)
program.processAstBeforeAsmGeneration(compilerOptions, variables, errors)
program.processAstBeforeAsmGeneration(compilerOptions, errors)
errors.report()
val variables = VariableExtractor().extractVars(program)
// TODO make removing all VarDecls work, but this needs inferType to be able to get its information from somewhere else as the VarDecl nodes in the Ast,
// or don't use inferType at all anymore and "bake the type information" into the Ast somehow.

4
compiler/src/prog8/compiler/astprocessing/AstExtensions.kt
View File

@ -21,8 +21,8 @@ internal fun Program.checkValid(errors: IErrorReporter, compilerOptions: Compila
checker.visit(this)
}
internal fun Program.processAstBeforeAsmGeneration(compilerOptions: CompilationOptions, variables: IVariablesAndConsts, errors: IErrorReporter) {
val fixer = BeforeAsmAstChanger(this, compilerOptions, variables, errors)
internal fun Program.processAstBeforeAsmGeneration(compilerOptions: CompilationOptions, errors: IErrorReporter) {
val fixer = BeforeAsmAstChanger(this, compilerOptions, errors)
fixer.visit(this)
while(errors.noErrors() && fixer.applyModifications()>0) {
fixer.visit(this)

7
compiler/src/prog8/compiler/astprocessing/BeforeAsmAstChanger.kt
View File

@ -11,7 +11,6 @@ import prog8.compilerinterface.*
internal class BeforeAsmAstChanger(val program: Program,
private val options: CompilationOptions,
private val variables: IVariablesAndConsts,
private val errors: IErrorReporter
) : AstWalker() {
@ -250,8 +249,7 @@ internal class BeforeAsmAstChanger(val program: Program,
)
}
if(separateRightExpr) {
val (tempVarName, tempVarDecl) = program.getTempVar(rightDt.getOrElse { throw FatalAstException("invalid dt") }, true)
variables.addIfUnknown(tempVarDecl.definingBlock, tempVarDecl)
val (tempVarName, _) = program.getTempVar(rightDt.getOrElse { throw FatalAstException("invalid dt") }, true)
rightOperandReplacement = IdentifierReference(tempVarName, expr.position)
rightAssignment = Assignment(
AssignTarget(IdentifierReference(tempVarName, expr.position), null, null, expr.position),
@ -323,8 +321,7 @@ internal class BeforeAsmAstChanger(val program: Program,
val modifications = mutableListOf<IAstModification>()
val statement = expr.containingStatement
val dt = expr.indexer.indexExpr.inferType(program)
val (tempVarName, tempVarDecl) = program.getTempVar(dt.getOrElse { throw FatalAstException("invalid dt") })
variables.addIfUnknown(tempVarDecl.definingBlock, tempVarDecl)
val (tempVarName, _) = program.getTempVar(dt.getOrElse { throw FatalAstException("invalid dt") })
val target = AssignTarget(IdentifierReference(tempVarName, expr.indexer.position), null, null, expr.indexer.position)
val assign = Assignment(target, expr.indexer.indexExpr, AssignmentOrigin.BEFOREASMGEN, expr.indexer.position)
modifications.add(IAstModification.InsertBefore(statement, assign, statement.parent as IStatementContainer))

10
compiler/src/prog8/compiler/astprocessing/VariablesAndConsts.kt
View File

@ -104,7 +104,7 @@ internal class VariablesAndConsts (
override val subroutineConsts: Map<Subroutine, Set<IVariablesAndConsts.ConstantNumberSymbol>>
override val subroutineMemvars: Map<Subroutine, Set<IVariablesAndConsts.MemoryMappedVariable>>
private val bv = astBlockVars.keys.associateWith { mutableSetOf<IVariablesAndConsts.StaticVariable>() }.toMutableMap()
private val bv = astBlockVars.keys.associateWith { mutableSetOf<IVariablesAndConsts.StaticVariable>() }
private val bc = astBlockConsts.keys.associateWith { mutableSetOf<IVariablesAndConsts.ConstantNumberSymbol>() }
private val bmv = astBlockMemvars.keys.associateWith { mutableSetOf<IVariablesAndConsts.MemoryMappedVariable>() }
private val sv = astSubroutineVars.keys.associateWith { mutableSetOf<IVariablesAndConsts.StaticVariable>() }
@ -180,12 +180,4 @@ internal class VariablesAndConsts (
private fun toStatic(decl: VarDecl) =
IVariablesAndConsts.StaticVariable(decl.datatype, decl.scopedName, decl.value, decl.arraysize?.constIndex(), decl.zeropage, decl.position)
override fun addIfUnknown(definingBlock: Block, variable: VarDecl) {
var blockvars = bv[definingBlock]
if(blockvars==null) {
blockvars = mutableSetOf()
bv[definingBlock] = blockvars
}
blockvars.add(toStatic(variable))
}
}

2
compiler/test/TestOptimization.kt
View File

@ -303,7 +303,7 @@ class TestOptimization: FunSpec({
expr.inferType(result.program).getOrElse { fail("dt") } shouldBe DataType.UBYTE
val options = CompilationOptions(OutputType.PRG, CbmPrgLauncherType.BASIC, ZeropageType.DONTUSE, emptyList(), false, true, C64Target(), outputDir= outputDir)
result.program.processAstBeforeAsmGeneration(options, DummyVarsAndConsts, ErrorReporterForTests())
result.program.processAstBeforeAsmGeneration(options, ErrorReporterForTests())
// assignment is now split into:
// bb = not bb

4
compiler/test/codegeneration/TestAsmGenSymbols.kt
View File

@ -77,10 +77,6 @@ class TestAsmGenSymbols: StringSpec({
override val subroutineConsts: Map<Subroutine, Set<IVariablesAndConsts.ConstantNumberSymbol>>
override val subroutineMemvars: Map<Subroutine, Set<IVariablesAndConsts.MemoryMappedVariable>>
override fun addIfUnknown(definingBlock: Block, variable: VarDecl) {
throw NotImplementedError("dummy")
}
init {
blockVars = mutableMapOf()
blockVars[block] = mutableSetOf(IVariablesAndConsts.StaticVariable(varInBlock.datatype, varInBlock.scopedName, varInBlock.value, varInBlock.arraysize?.constIndex(), varInBlock.zeropage, varInBlock.position))

21
compiler/test/helpers/Dummies.kt
View File

@ -6,7 +6,6 @@ import prog8.ast.base.Position
import prog8.ast.expressions.Expression
import prog8.ast.expressions.InferredTypes
import prog8.ast.expressions.NumericLiteral
import prog8.ast.statements.Block
import prog8.ast.statements.RegisterOrStatusflag
import prog8.ast.statements.Subroutine
import prog8.ast.statements.VarDecl
@ -79,23 +78,3 @@ internal object DummyCompilationTarget : ICompilationTarget {
throw NotImplementedError("dummy")
}
}
internal object DummyVarsAndConsts : IVariablesAndConsts {
override val blockVars: Map<Block, Set<IVariablesAndConsts.StaticVariable>>
get() = throw NotImplementedError("dummy")
override val blockConsts: Map<Block, Set<IVariablesAndConsts.ConstantNumberSymbol>>
get() = throw NotImplementedError("dummy")
override val blockMemvars: Map<Block, Set<IVariablesAndConsts.MemoryMappedVariable>>
get() = throw NotImplementedError("dummy")
override val subroutineVars: Map<Subroutine, Set<IVariablesAndConsts.StaticVariable>>
get() = throw NotImplementedError("dummy")
override val subroutineConsts: Map<Subroutine, Set<IVariablesAndConsts.ConstantNumberSymbol>>
get() = throw NotImplementedError("dummy")
override val subroutineMemvars: Map<Subroutine, Set<IVariablesAndConsts.MemoryMappedVariable>>
get() = throw NotImplementedError("dummy")
override fun addIfUnknown(definingBlock: Block, variable: VarDecl) {
throw NotImplementedError("dummy")
}
}

6
compilerInterfaces/src/prog8/compilerinterface/IVariablesAndConsts.kt
View File

@ -5,7 +5,6 @@ import prog8.ast.base.Position
import prog8.ast.expressions.Expression
import prog8.ast.statements.Block
import prog8.ast.statements.Subroutine
import prog8.ast.statements.VarDecl
import prog8.ast.statements.ZeropageWish
/**
@ -30,9 +29,4 @@ interface IVariablesAndConsts {
val subroutineVars: Map<Subroutine, Set<StaticVariable>>
val subroutineConsts: Map<Subroutine, Set<ConstantNumberSymbol>>
val subroutineMemvars: Map<Subroutine, Set<MemoryMappedVariable>>
/**
* ability to add another new variable after the tables have already been created.
*/
fun addIfUnknown(definingBlock: Block, variable: VarDecl)
}