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8338623: StackCounter adding extraneous slots for receiver invoke instructions

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Reviewed-by: asotona
This commit is contained in:
Chen Liang 2024-08-20 14:44:37 +00:00
parent bc2700b7dc
commit b442003048
2 changed files with 33 additions and 5 deletions
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7
src/java.base/share/classes/jdk/internal/classfile/impl/StackCounter.java
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@ -313,13 +313,14 @@ public final class StackCounter {
var cpe = cp.entryByIndex(bcs.getIndexU2());
var nameAndType = opcode == INVOKEDYNAMIC ? ((DynamicConstantPoolEntry)cpe).nameAndType() : ((MemberRefEntry)cpe).nameAndType();
var mtd = Util.methodTypeSymbol(nameAndType);
addStackSlot(Util.slotSize(mtd.returnType()) - Util.parameterSlots(mtd));
var delta = Util.slotSize(mtd.returnType()) - Util.parameterSlots(mtd);
if (opcode != INVOKESTATIC && opcode != INVOKEDYNAMIC) {
addStackSlot(-1);
delta--;
}
addStackSlot(delta);
}
case MULTIANEWARRAY ->
addStackSlot (1 - bcs.getU1(bcs.bci + 3));
addStackSlot(1 - bcs.getU1(bcs.bci + 3));
case JSR -> {
addStackSlot(+1);
jump(bcs.dest()); //here we lost track of the exact stack size after return from subroutine