rubyx/test/risc/test_standard_allocator.rb

56 lines
1.5 KiB
Ruby

require_relative "../helper"
module Risc
class TestStandardAllocator < MiniTest::Test
def setup
Parfait.boot!(Parfait.default_test_options)
@allocator = StandardAllocator.new(Risc.test_compiler , Platform.for(:arm))
end
def tmp_reg
Risc.tmp_reg(:Type)
end
def test_regs
assert_equal Hash , @allocator.used_regs.class
end
def test_empty
assert @allocator.used_regs_empty?
end
def test_reg_names
assert_equal 16 , @allocator.reg_names.length
end
def test_compiler
assert_equal CallableCompiler , @allocator.compiler.class
assert_equal :fake_name , @allocator.compiler.callable.name
end
def test_platform
assert_equal Arm::ArmPlatform , @allocator.platform.class
end
def test_allocate_runs
assert @allocator.allocate_regs
end
def test_live
live = @allocator.determine_liveness
assert_equal 0 , live.length
end
def test_add_ok
assert_equal RegisterValue, @allocator.use_reg(tmp_reg).class
end
def test_add_fail
assert_raises{ @allocator.use_reg(1)}
end
def test_release_reg
@allocator.use_reg(tmp_reg)
assert_equal RegisterValue , @allocator.release_reg(tmp_reg).class
end
def test_remove_symbol
@allocator.use_reg(tmp_reg)
assert_equal RegisterValue , @allocator.release_reg(tmp_reg.symbol).class
end
def test_clear
@allocator.clear_used_regs
assert @allocator.used_regs_empty?
end
end
end