Class: CastOff::Compiler::SimpleIR::Stack

Inherits:
Object
  • Object
show all
Includes:
Util
Defined in:
lib/cast_off/compile/ir/simple_ir.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util

#bug, #dlog, #todo, #vlog

Constructor Details

#initialize(depth) ⇒ Stack 



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# File 'lib/cast_off/compile/ir/simple_ir.rb', line 15

def initialize(depth)
  @depth = depth
end

Instance Attribute Details

#depth ⇒ Object (readonly)

Returns the value of attribute depth.



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# File 'lib/cast_off/compile/ir/simple_ir.rb', line 13

def depth
  @depth
end

Instance Method Details

#pop ⇒ Object 



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# File 'lib/cast_off/compile/ir/simple_ir.rb', line 19

def pop()
  @depth -= 1
  bug() if @depth < 0
  @depth
end

#push ⇒ Object 



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# File 'lib/cast_off/compile/ir/simple_ir.rb', line 25

def push()
  ret = @depth
  @depth += 1
  ret
end