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Questions - jvm-bytecode

I don't understand this opcode in JVM Implementation

I am writing a JVM. I was implementing all opcodes one by one, until I faced dup2. The oracle instruction set https://docs.oracle.com/javase/specs/jvms/se7/html/jvms-6.html#jvms-6.5.dup2 says Duplica...
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user18065873

java

jvm

bytecode

opcode

jvm-bytecode

Votes: 0

Answers: 1

Latest Answer

The description of the opcode says: Form 1: ..., value2, value1 → ..., value2, value1, value2, value1 where both value1 and value2 are values of a category 1 computational type (§2.11.1). Form 2: ......
test-img

Stephen C

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