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fix // expression error
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parent
04bbdf5991
commit
c2c1b43714
@ -10,67 +10,5 @@
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sub start() {
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sub start() {
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A //= 1 ; @todo wrong error about float
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A = A//1 ; @todo wrong error about float
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Y = A//1 ; @todo wrong error about float
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A=A*2
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A=255
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A=A*4
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A=255
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A=A*8
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A=255
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A=A*16
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A=255
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A=A*32
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A=255
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A=A*64
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A=255
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A=A*128
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A=255
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A=A*3
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A=255
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; A *= 0
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; A *= 1
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; A *= 2
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; A *= 3
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; A *= 4
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; A *= 5
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; A *= 6
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; A *= 7
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; A *= 8
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; A *= 9
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; A *= 10
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; A *= 11
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; A *= 16
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; A *= 32
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; A *= 64
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; A *= 128
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; A *= 255
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;A *= 256
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;A *= 257
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; Y = A
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; Y = A*0
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; Y = A*1
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; Y = A*2
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; Y = A*3
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; Y = A*4
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; Y = A*5
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; Y = A*6
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; Y = A*7
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; Y = A*8
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; Y = A*9
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; Y = A*10
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; Y = A*11
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; Y = A*16
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; Y = A*32
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; Y = A*64
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; Y = A*128
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; Y = A*255
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;Y = A*256
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;Y = A*257
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}
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}
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}
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}
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@ -374,27 +374,38 @@ class SimplifyExpressions(private val namespace: INameScope, private val heap: H
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// right value is a constant, see if we can optimize
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// right value is a constant, see if we can optimize
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val rightConst: LiteralValue = rightVal
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val rightConst: LiteralValue = rightVal
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val cv = rightConst.asNumericValue?.toDouble()
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val cv = rightConst.asNumericValue?.toDouble()
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val leftDt = expr.left.resultingDatatype(namespace, heap)
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when(cv) {
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when(cv) {
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-1.0 -> {
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-1.0 -> {
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// '/' -> -left, '//' -> -ceil(left)
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// '/' -> -left, '//' -> -ceil(left) (if operand is float) else just -left
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optimizationsDone++
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optimizationsDone++
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when(expr.operator) {
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when(expr.operator) {
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"/" -> return PrefixExpression("-", expr.left, expr.position)
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"/" -> return PrefixExpression("-", expr.left, expr.position)
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"//" -> return PrefixExpression("-",
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"//" -> {
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FunctionCall(IdentifierReference(listOf("ceil"), expr.position), mutableListOf(expr.left), expr.position),
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return if(leftDt in IntegerDatatypes)
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expr.position)
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PrefixExpression("-", expr.left, expr.left.position)
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else
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PrefixExpression("-",
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FunctionCall(IdentifierReference(listOf("ceil"), expr.position), mutableListOf(expr.left), expr.position),
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expr.position)
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}
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}
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}
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}
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}
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1.0 -> {
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1.0 -> {
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// '/' -> left, '//' -> floor(left)
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// '/' -> left, '//' -> floor(left) (if operand is float) else just left
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optimizationsDone++
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optimizationsDone++
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when(expr.operator) {
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when(expr.operator) {
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"/" -> return expr.left
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"/" -> return expr.left
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"//" -> return FunctionCall(IdentifierReference(listOf("floor"), expr.position), mutableListOf(expr.left), expr.position)
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"//" -> {
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return if(leftDt in IntegerDatatypes)
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expr.left
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else
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FunctionCall(IdentifierReference(listOf("floor"), expr.position), mutableListOf(expr.left), expr.position)
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}
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}
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}
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}
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}
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2.0, 4.0, 8.0, 16.0, 32.0, 64.0, 128.0, 256.0, 512.0, 1024.0, 2048.0, 4096.0, 8192.0, 16384.0, 32768.0, 65536.0 -> {
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2.0, 4.0, 8.0, 16.0, 32.0, 64.0, 128.0, 256.0, 512.0, 1024.0, 2048.0, 4096.0, 8192.0, 16384.0, 32768.0, 65536.0 -> {
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if(expr.left.resultingDatatype(namespace, heap) in IntegerDatatypes) {
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if(leftDt in IntegerDatatypes) {
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// divided by a power of two => shift right
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// divided by a power of two => shift right
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optimizationsDone++
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optimizationsDone++
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val numshifts = log2(cv)
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val numshifts = log2(cv)
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@ -402,7 +413,7 @@ class SimplifyExpressions(private val namespace: INameScope, private val heap: H
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}
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}
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}
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}
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-2.0, -4.0, -8.0, -16.0, -32.0, -64.0, -128.0, -256.0, -512.0, -1024.0, -2048.0, -4096.0, -8192.0, -16384.0, -32768.0, -65536.0 -> {
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-2.0, -4.0, -8.0, -16.0, -32.0, -64.0, -128.0, -256.0, -512.0, -1024.0, -2048.0, -4096.0, -8192.0, -16384.0, -32768.0, -65536.0 -> {
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if(expr.left.resultingDatatype(namespace, heap) in IntegerDatatypes) {
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if(leftDt in IntegerDatatypes) {
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// divided by a negative power of two => negate, then shift right
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// divided by a negative power of two => negate, then shift right
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optimizationsDone++
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optimizationsDone++
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val numshifts = log2(-cv)
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val numshifts = log2(-cv)
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@ -411,13 +422,13 @@ class SimplifyExpressions(private val namespace: INameScope, private val heap: H
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}
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}
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}
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}
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if (expr.left.resultingDatatype(namespace, heap) == DataType.UBYTE) {
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if (leftDt == DataType.UBYTE) {
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if(abs(rightConst.asNumericValue!!.toDouble()) >= 256.0) {
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if(abs(rightConst.asNumericValue!!.toDouble()) >= 256.0) {
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optimizationsDone++
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optimizationsDone++
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return LiteralValue(DataType.UBYTE, 0, position = expr.position)
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return LiteralValue(DataType.UBYTE, 0, position = expr.position)
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}
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}
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}
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}
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else if (expr.left.resultingDatatype(namespace, heap) == DataType.UWORD) {
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else if (leftDt == DataType.UWORD) {
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if(abs(rightConst.asNumericValue!!.toDouble()) >= 65536.0) {
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if(abs(rightConst.asNumericValue!!.toDouble()) >= 65536.0) {
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optimizationsDone++
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optimizationsDone++
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return LiteralValue(DataType.UBYTE, 0, position = expr.position)
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return LiteralValue(DataType.UBYTE, 0, position = expr.position)
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