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Expand bytecode expression support for mixed ops

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sergeych committed 2026-01-25 21:15:29 +03:00
1 parent 8ae6eb8d69
commit 9c56cf751b
7 files changed
+737 -94
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lynglib/src/commonTest/kotlin/BytecodeVmTest.kt
+97
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@@ -25,12 +25,16 @@ import net.sergeych.lyng.bytecode.Opcode
import net.sergeych.lyng.obj.BinaryOpRef
import net.sergeych.lyng.obj.BinOp
import net.sergeych.lyng.obj.ConstRef
import net.sergeych.lyng.obj.LocalSlotRef
import net.sergeych.lyng.obj.ObjFalse
import net.sergeych.lyng.obj.ObjInt
import net.sergeych.lyng.obj.ObjTrue
import net.sergeych.lyng.obj.ObjReal
import net.sergeych.lyng.obj.AssignRef
import net.sergeych.lyng.obj.ValueFnRef
import net.sergeych.lyng.obj.ObjVoid
import net.sergeych.lyng.obj.toBool
import net.sergeych.lyng.obj.toDouble
import net.sergeych.lyng.obj.toInt
import kotlin.test.Test
import kotlin.test.assertEquals
@@ -129,4 +133,97 @@ class BytecodeVmTest {
val result = BytecodeVm().execute(fn, Scope(), emptyList())
assertEquals(true, result.toBool())
}
@Test
fun realArithmeticUsesBytecodeOps() = kotlinx.coroutines.test.runTest {
val expr = ExpressionStatement(
BinaryOpRef(
BinOp.PLUS,
ConstRef(ObjReal.of(2.5).asReadonly),
ConstRef(ObjReal.of(3.25).asReadonly),
),
net.sergeych.lyng.Pos.builtIn
)
val fn = BytecodeCompiler().compileExpression("realPlus", expr) ?: error("bytecode compile failed")
val result = BytecodeVm().execute(fn, Scope(), emptyList())
assertEquals(5.75, result.toDouble())
}
@Test
fun mixedIntRealComparisonUsesBytecodeOps() = kotlinx.coroutines.test.runTest {
val ltExpr = ExpressionStatement(
BinaryOpRef(
BinOp.LT,
ConstRef(ObjInt.of(2).asReadonly),
ConstRef(ObjReal.of(2.5).asReadonly),
),
net.sergeych.lyng.Pos.builtIn
)
val ltFn = BytecodeCompiler().compileExpression("mixedLt", ltExpr) ?: error("bytecode compile failed")
val ltResult = BytecodeVm().execute(ltFn, Scope(), emptyList())
assertEquals(true, ltResult.toBool())
val eqExpr = ExpressionStatement(
BinaryOpRef(
BinOp.EQ,
ConstRef(ObjReal.of(4.0).asReadonly),
ConstRef(ObjInt.of(4).asReadonly),
),
net.sergeych.lyng.Pos.builtIn
)
val eqFn = BytecodeCompiler().compileExpression("mixedEq", eqExpr) ?: error("bytecode compile failed")
val eqResult = BytecodeVm().execute(eqFn, Scope(), emptyList())
assertEquals(true, eqResult.toBool())
}
@Test
fun mixedIntRealArithmeticUsesBytecodeOps() = kotlinx.coroutines.test.runTest {
val expr = ExpressionStatement(
BinaryOpRef(
BinOp.PLUS,
ConstRef(ObjInt.of(2).asReadonly),
ConstRef(ObjReal.of(3.5).asReadonly),
),
net.sergeych.lyng.Pos.builtIn
)
val fn = BytecodeCompiler().compileExpression("mixedPlus", expr) ?: error("bytecode compile failed")
val result = BytecodeVm().execute(fn, Scope(), emptyList())
assertEquals(5.5, result.toDouble())
}
@Test
fun mixedIntRealNotEqualUsesBytecodeOps() = kotlinx.coroutines.test.runTest {
val expr = ExpressionStatement(
BinaryOpRef(
BinOp.NEQ,
ConstRef(ObjInt.of(3).asReadonly),
ConstRef(ObjReal.of(2.5).asReadonly),
),
net.sergeych.lyng.Pos.builtIn
)
val fn = BytecodeCompiler().compileExpression("mixedNeq", expr) ?: error("bytecode compile failed")
val result = BytecodeVm().execute(fn, Scope(), emptyList())
assertEquals(true, result.toBool())
}
@Test
fun localSlotTypeTrackingEnablesArithmetic() = kotlinx.coroutines.test.runTest {
val slotRef = LocalSlotRef("a", 0, 0, net.sergeych.lyng.Pos.builtIn)
val assign = AssignRef(
slotRef,
ConstRef(ObjInt.of(2).asReadonly),
net.sergeych.lyng.Pos.builtIn
)
val expr = ExpressionStatement(
BinaryOpRef(
BinOp.PLUS,
assign,
slotRef
),
net.sergeych.lyng.Pos.builtIn
)
val fn = BytecodeCompiler().compileExpression("localSlotAdd", expr) ?: error("bytecode compile failed")
val result = BytecodeVm().execute(fn, Scope(), emptyList())
assertEquals(4, result.toInt())
}
}