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Restrict general compare intrinsic optimization to CompareTo intrinsic

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This commit is contained in:
Mikhael Bogdanov
2019-04-29 14:01:31 +02:00
parent 51f5042315
commit 0482f7e9c5
1 changed files with 2 additions and 2 deletions
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compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java
+2 -2
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@@ -3817,7 +3817,6 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
Type rightType = expressionType(right);
TypeAndNullability left754Type = calcTypeForIeee754ArithmeticIfNeeded(left, getLeftOperandType(primitiveNumericComparisonInfo));
TypeAndNullability right754Type = calcTypeForIeee754ArithmeticIfNeeded(right, getRightOperandType(primitiveNumericComparisonInfo));
Callable callable = resolveToCallable((FunctionDescriptor) resolvedCall.getResultingDescriptor(), false, resolvedCall);
boolean isSame754ArithmeticTypes = left754Type != null && right754Type != null && left754Type.type.equals(right754Type.type);
boolean properIeee754Comparisons = shouldUseProperIeee754Comparisons();
@@ -3827,7 +3826,8 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
rightValue = gen(right);
}
else if (!properIeee754Comparisons &&
callable instanceof IntrinsicCallable && ((isPrimitive(leftType) && isPrimitive(rightType)) || isSame754ArithmeticTypes)) {
state.getIntrinsics().getIntrinsic((FunctionDescriptor) resolvedCall.getResultingDescriptor()) instanceof CompareTo &&
((isPrimitive(leftType) && isPrimitive(rightType)) || isSame754ArithmeticTypes)) {
type = isSame754ArithmeticTypes ? left754Type.type : comparisonOperandType(leftType, rightType);
leftValue = gen(left);
rightValue = gen(right);