55 lines
1.6 KiB
Ruby
55 lines
1.6 KiB
Ruby
require_relative "../helper"
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module Risc
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class TestStandardAllocator < MiniTest::Test
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def setup
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Parfait.boot!(Parfait.default_test_options)
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@allocator = StandardAllocator.new(Risc.test_compiler , Platform.for(:arm))
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end
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def tmp_reg
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Risc.tmp_reg(:Type)
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end
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def test_regs
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assert_equal Hash , @allocator.used_regs.class
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end
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def test_empty
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assert @allocator.used_regs_empty?
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end
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def test_reg_names
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assert_equal 16 , @allocator.reg_names.length
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end
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def test_compiler
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assert_equal CallableCompiler , @allocator.compiler.class
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assert_equal :fake_name , @allocator.compiler.callable.name
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end
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def test_platform
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assert_equal Arm::ArmPlatform , @allocator.platform.class
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end
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def test_allocate_runs
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assert_nil @allocator.allocate_regs
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end
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def test_live
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live = @allocator.walk_and_mark(@allocator.compiler.risc_instructions)
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assert_equal 0 , live.length
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end
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def test_add_ok
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assert_equal Symbol, @allocator.use_reg(:r1, :some).class
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assert @allocator.used_regs.include?(:r1)
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end
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def test_reverse_check
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assert_equal Symbol, @allocator.use_reg(:r1, :some).class
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assert_equal :r1 , @allocator.reverse_used(:some)
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end
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def test_add_fail
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assert_raises{ @allocator.use_reg(1)}
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end
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def test_release_reg
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@allocator.use_reg(:r1 , :some)
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assert @allocator.used_regs.include?(:r1)
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assert_equal Symbol , @allocator.release_reg(tmp_reg).class
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assert !@allocator.used_regs.include?(:r1)
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end
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end
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end
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