2018-04-23 12:16:46 +02:00
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require_relative "../helper"
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2018-04-01 20:18:08 +02:00
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module Risc
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class InterpreterMultTest < MiniTest::Test
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include Ticker
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def setup
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@string_input = as_main "return #{2**31} * #{2**31}"
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super
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end
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def test_mult
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2018-04-04 19:05:09 +02:00
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#show_main_ticks # get output of what is
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2018-08-12 14:02:23 +02:00
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check_main_chain [LoadConstant, LoadConstant, SlotToReg, SlotToReg, RegToSlot,
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RegToSlot, RegToSlot, RegToSlot, LoadConstant, SlotToReg, # 10
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RegToSlot, LoadConstant, SlotToReg, Branch, SlotToReg,
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RegToSlot, LoadConstant, SlotToReg, RegToSlot, SlotToReg, # 20
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2018-11-24 21:40:22 +01:00
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FunctionCall, LoadConstant, SlotToReg, LoadConstant, OperatorInstruction,
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IsNotZero, SlotToReg, RegToSlot, SlotToReg, Branch, # 30
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SlotToReg, SlotToReg, SlotToReg, SlotToReg, OperatorInstruction,
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RegToSlot, RegToSlot, SlotToReg, SlotToReg, RegToSlot, # 40
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LoadConstant, SlotToReg, RegToSlot, Branch, RegToSlot,
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SlotToReg, SlotToReg, SlotToReg, FunctionReturn, SlotToReg, # 50
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SlotToReg, RegToSlot, SlotToReg, SlotToReg, RegToSlot,
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Branch, Branch, SlotToReg, SlotToReg, RegToSlot, # 60
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LoadConstant, SlotToReg, RegToSlot, RegToSlot, SlotToReg,
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SlotToReg, SlotToReg, FunctionReturn, Transfer, SlotToReg, # 70
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SlotToReg, Syscall, NilClass, ]
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2018-06-19 17:55:47 +02:00
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assert_equal 0 , get_return
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2018-04-01 20:18:08 +02:00
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end
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2018-05-30 11:54:40 +02:00
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def test_zero
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ticks( 12 )
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assert @interpreter.flags[:zero]
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end
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2018-04-01 20:18:08 +02:00
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def test_op
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2018-11-24 21:40:22 +01:00
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op = main_ticks(35)
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2018-04-01 20:18:08 +02:00
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assert_equal OperatorInstruction , op.class
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2018-11-24 21:40:22 +01:00
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assert_equal :r2 , op.left.symbol
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assert_equal :r3 , op.right.symbol
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assert_equal 0 , @interpreter.get_register(:r2)
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assert_equal 2**31 , @interpreter.get_register(:r3)
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2018-04-01 20:18:08 +02:00
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end
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def test_overflow
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2018-11-24 21:40:22 +01:00
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main_ticks( 36 )
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2018-04-01 20:18:08 +02:00
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assert @interpreter.flags[:overflow]
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end
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end
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end
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