Class: SyntaxTree::YARV::Leave

Inherits:
Object
  • Object
show all
Defined in:
lib/syntax_tree/yarv/instructions.rb

Overview

### Summary

leave exits the current frame.

### Usage

~~~ruby ;; ~~~

Instance Method Summary collapse

Instance Method Details

#call(vm) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2166

def call(vm)
  vm.leave
end

#canonical ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2162

def canonical
  self
end

#disasm(fmt) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2140

def disasm(fmt)
  fmt.instruction("leave")
end

#length ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2148

def length
  1
end

#pops ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2152

def pops
  1
end

#pushes ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2156

def pushes
  # TODO: This is wrong. It should be 1. But it's 0 for now because
  # otherwise the stack size is incorrectly calculated.
  0
end

#to_a(_iseq) ⇒ Object 



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# File 'lib/syntax_tree/yarv/instructions.rb', line 2144

def to_a(_iseq)
  [:leave]
end