603 lines
12 KiB
Ruby
603 lines
12 KiB
Ruby
require_relative 'helper'
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require 'intel/all'
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class TestIntel < MiniTest::Test
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# MachineCodeX86Test initialize-release
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def setup
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@asm = Intel::MachineCodeX86.new
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@stream = asm.stream
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end
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attr_reader :asm, :stream
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def ttest_wtf_inline! #Fiddle disabled
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assert_equal 1000, X.new.counter
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end
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def ttest_wtf1? #Fiddle disabled
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assert_equal 42, add_to_n(41)
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end
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def ttest_wtf2? #Fiddle disabled
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assert_equal 42, passthrough(42)
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end
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# MachineCodeX86Test testing ow/od
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def test_mov_offset_eax
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256.m.mov asm.eax
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assert_equal [0xA3, 0, 1, 0, 0], stream
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end
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def test_mov_eax_offset
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asm.eax.mov 256.m
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assert_equal [0xA1, 0, 1, 0, 0], stream
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end
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# MachineCodeX86Test testing reg<32, mem
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def test_mov_al_big_offset
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asm.al.mov 256.m
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assert_equal [0xA0, 0, 1, 0, 0], stream
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end
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def test_mov_cl_m_edx
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asm.cl.mov asm.edx.m
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assert_equal [0x8A, 0b00001010], stream
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end
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def test_mov_ax_m_ecx
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asm.ax.mov asm.ecx.m
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assert_equal [0x66, 0x8B, 1], stream
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end
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def test_mov_cl_offset
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asm.cl.mov 1.m
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assert_equal [0x8A, 0x0D, 1, 0, 0, 0], stream
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end
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def test_mov_ax_big_offset
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asm.ax.mov 256.m
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assert_equal [0x66, 0xA1, 0, 1, 0, 0], stream
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end
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def test_mov_al_offset
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asm.al.mov 1.m
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assert_equal [0xA0, 1, 0, 0, 0], stream
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end
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def test_mov_cx_offset
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asm.cx.mov 1.m
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assert_equal [0x66, 0x8B, 0x0D, 1, 0, 0, 0], stream
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end
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def test_mov_cx_m_edx
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asm.cx.mov asm.edx.m
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assert_equal [0x66, 0x8B, 0b00001010], stream
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end
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def test_mov_ax_offset
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asm.ax.mov 1.m
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assert_equal [0x66, 0xA1, 1, 0, 0, 0], stream
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end
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def test_mov_al_m_ecx
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asm.al.mov asm.ecx.m
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assert_equal [0x8A, 1], stream
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end
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# MachineCodeX86Test testing /r reg/reg
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def test_mov_eax_ebx
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asm.eax.mov asm.ebx
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assert_equal [0x89, 0b11011000], stream
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end
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def test_mov_ebx_ecx
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asm.ebx.mov asm.ecx
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assert_equal [0x89, 0b11001011], stream
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end
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# MachineCodeX86Test testing /n reg
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def test_bt_ecx_literal
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asm.ecx.bt 1
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assert_equal [0x0F, 0xBA, 0b11100001, 1], stream
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end
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def test_fdivr
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asm.ecx.m.fdivr
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assert_equal [0xD8, 0b00000001], stream
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end
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# MachineCodeX86Test testing []
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def test_bracket_argument
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asm.eax.mov { asm.ecx }
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assert_equal [0x8B, 1], stream
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end
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# def test_bracket_receiver # HACK
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# asm.assemble { [asm.ecx].mov asm.eax }
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# assert_equal [0x89, 1], stream
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# end
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# MachineCodeX86Test testing ib/iw/id
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def test_add_eax_literal
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asm.eax.add 256
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assert_equal [5, 0, 1, 0, 0], stream
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end
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def test_add_ax_literal
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asm.ax.add 256
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assert_equal [0x66, 5, 0, 1], stream
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end
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def test_add_al_literal
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asm.al.add 1
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assert_equal [4, 1], stream
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end
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# MachineCodeX86Test testing rb/rw/rd
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def test_label_jmp_veryFar
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label = asm.label
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65536.times { asm.stream << 0x90 } # cheaters way to do nop, so it runs faster
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label.jmp
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assert_equal 65536 + 5, stream.size
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assert_equal [0xE9, 0xFB, 0xFF, 0xFE, 0xFF], stream[65536..-1]
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end
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def test_jmp_big_offset
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asm.jmp 256.m
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assert_equal [0xFF, 0b00100101, 0, 1, 0, 0], stream
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end
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def test_jmp_m_ecx
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asm.jmp asm.ecx.m
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assert_equal [0xFF, 0b00100001], stream
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end
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def test_jmp_infinite
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label = asm.label
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label.jmp
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assert_equal [0xEB, 0xFE], stream
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end
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def test_label_jmp_far
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asm.bits = 16
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label = asm.label
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256.times { stream << 0x90 } # cheaters way to do nop, so it runs faster
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label.jmp
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assert_equal 256 + 3, stream.size
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assert_equal [0xE9, 0xFD, 0xFE], stream[256..-1]
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end
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def test_jmp_forward_and_backward
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label = asm.future_label
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label.jmp
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asm.nop
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label.plant
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label.jmp
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assert_equal [0xE9, 1, 0, 0, 0, 0x90, 0xEB, 0xFE], stream
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end
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def test_jmp_forward
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label = asm.future_label
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label.jmp
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asm.nop
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label.plant
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assert_equal [0xE9, 1, 0, 0, 0, 0x90], stream
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end
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def test_jmp_offset
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asm.jmp 1.m
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assert_equal [0xFF, 0b00100101, 1, 0, 0, 0], stream
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end
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def test_jmp_far
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asm.jmp 256
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assert_equal [0xE9, 0xFB, 0, 0, 0], stream
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end
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def test_loop_infinite
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label = asm.label
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label.loop
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assert_equal [0xE2, 0xFE], stream
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end
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# MachineCodeX86Test testing o16/o32
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def test_adc_ax_literal
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asm.bits = 32
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asm.ax.add 1
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assert_equal [0x66, 5, 1, 0], stream
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end
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def test_adc_ax_literal16
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asm.bits = 32
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asm.ax.add 256
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assert_equal [0x66, 5, 0, 1], stream
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end
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def test_adc_eax_literal
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asm.bits = 16
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asm.eax.add 1
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assert_equal [0x67, 0x83, 0b11000000, 1], stream
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end
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def test_adc_eax_literal16
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asm.bits = 16
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asm.eax.add 256
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assert_equal [0x67, 5, 0, 1, 0, 0], stream
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end
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# MachineCodeX86Test testing cpuregs
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def test_mov_ecx_cr0
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asm.ecx.mov asm.cr0
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assert_equal [0x0f, 0x20, 0b11000001], stream
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end
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def test_mov_dr0Ecx
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asm.dr0.mov asm.ecx
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assert_equal [0x0f, 0x23, 0b11000001], stream
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end
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def test_mov_ecx_tr3
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asm.ecx.mov asm.tr3
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assert_equal [0x0f, 0x24, 0b11011001], stream
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end
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def test_mov_tr3_ecx
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asm.tr3.mov asm.ecx
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assert_equal [0x0f, 0x26, 0b11011001], stream
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end
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def test_mov_ecx_dr0
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asm.ecx.mov asm.dr0
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assert_equal [0x0f, 0x21, 0b11000001], stream
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end
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def test_mov_cr0_ecx
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asm.cr0.mov asm.ecx
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assert_equal [0x0f, 0x22, 0b11000001], stream
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end
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# MachineCodeX86Test testing /r reg/mem
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def test_mov_eax_m_ecx
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asm.eax.mov asm.ecx.m
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assert_equal [0x8B, 0b00000001], stream
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end
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def test_mov_ebx_m_ecx_edx_offset
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asm.ebx.mov(asm.ecx + asm.edx + 1)
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assert_equal [0x8B, 0b00011100, 0b01010001, 1], stream
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end
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def test_mov_ebx_m_ecx_edx
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asm.ebx.mov(asm.ecx + asm.edx)
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assert_equal [0x8B, 0b00011100, 0b00010001], stream
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end
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def test_mov_ebx_m_ecx_edx_big_offset
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asm.ebx.mov(asm.ecx + asm.edx + 256)
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assert_equal [0x8B, 0b00011100, 0b10010001, 0, 1, 0, 0], stream
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end
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def test_mov_eax_m_ecx_big_offset
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asm.eax.mov asm.ecx + 256
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assert_equal [0x8B, 0b10000001, 0, 1, 0, 0], stream
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end
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def test_mov_ecx_m_offset
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asm.ecx.mov 256.m
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assert_equal [0x8B, 0x0D, 0, 1, 0, 0], stream
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end
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def test_mov_eax_m_ecx_offset
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asm.eax.mov asm.ecx + 1
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assert_equal [0x8B, 0b01000001, 1], stream
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end
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# MachineCodeX86Test testing imm:imm
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def test_jmp_imm_Imm32
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asm.jmp 256, 65537
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assert_equal [0xEA, 1, 0, 1, 0, 0, 1], stream
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end
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def test_call_imm_Imm16
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asm.call 1, 2
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assert_equal [0x66, 0x9A, 2, 0, 1, 0], stream
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end
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def test_jmp_imm_Imm16
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asm.jmp 1, 2
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assert_equal [0x66, 0xEA, 2, 0, 1, 0], stream
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end
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def test_call_imm_Imm32
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asm.call 256, 65537
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assert_equal [0x9A, 1, 0, 1, 0, 0, 1], stream
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end
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# MachineCodeX86Test testing 0 args
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def test_ret
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asm.ret
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assert_equal [0xC3], stream
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end
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def test_nop
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asm.nop
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assert_equal [0x90], stream
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end
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def test_hlt
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asm.hlt
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assert_equal [0xF4], stream
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end
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# MachineCodeX86Test testing 3 args
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def test_imul_ecx_edx_immediate
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asm.ecx.imul asm.edx, 1
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assert_equal [0x6B, 0xCA, 1], stream
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end
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def test_imul_ecx_edx_big_immediate
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asm.ecx.imul asm.edx, 256
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assert_equal [0x69, 0xCA, 0, 1, 0, 0], stream
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end
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# MachineCodeX86Test testing fpureg
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def test_fadd_st0St1
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asm.st0.fadd asm.st1
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assert_equal [0xD8, 0xC1], stream
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end
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def test_fmulp_st1St0
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asm.st1.fmulp asm.st0
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assert_equal [0xDE, 0xC9], stream
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end
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def test_fadd_st0
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asm.st0.fadd
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assert_equal [0xD8, 0xC0], stream
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end
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def test_fadd_st1
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asm.st1.fadd
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assert_equal [0xD8, 0xC1], stream
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end
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# MachineCodeX86Test testing /n mem
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def test_fild_m_ecx_edx_offset
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(asm.ecx + asm.edx + 1).fild
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assert_equal [0xDB, 0b00000100, 0b01010001, 1], stream
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end
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def test_bt_m_ecx_literal
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# ... this shouldn't work. The machine code generated here does
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# not work and nasm complains that a size was not specified if you
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# try to write the same code in nasm -> mov [ecx], 1
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#
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# Some how we're meant to know this is invalid and throw an
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# error.. not sure how yet.
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asm.ecx.m.bt 1
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assert_equal [0x0F, 0xBA, 0b00100001, 1], stream
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end
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def test_fild_m_ecx_big_offset
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(asm.ecx + 256).fild
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assert_equal [0xDB, 0b10000001, 0, 1, 0, 0], stream
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end
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def test_fild_m_ecx_edx
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(asm.ecx + asm.edx).fild
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assert_equal [0xDB, 0b00000100, 0b00010001], stream
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end
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def test_fild_m_ecx_edx_big_offset
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(asm.ecx + asm.edx + 256).fild
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assert_equal [0xDB, 0b00000100, 0b10010001, 0, 1, 0, 0], stream
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end
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def test_fild_m_ecx
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asm.ecx.m.fild
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assert_equal [0xDB, 0b00000001], stream
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end
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def test_fild_m_ecx_offset
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(asm.ecx + 1).fild
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assert_equal [0xDB, 0b01000001, 1], stream
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end
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# MachineCodeX86Test testing processors
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# def testing_adc_edx_ecx # HACK
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# asm.processors.reject! { |processor| processor == '386' }
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# assert_raise NoMethodError do
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# asm.edx.adc asm.ecx
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# end
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# end
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# MachineCodeX86Test testing mmxreg
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def test_psllw_mm1Immediate
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asm.mm1.psllw 1
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assert_equal [0x0F, 0x71, 0xF1, 1], stream
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end
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def test_movd_eax_mm0
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asm.eax.movd asm.mm0
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assert_equal [0x0F, 0x7E, 0xC0], stream
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end
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def test_movd_mm0Eax
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asm.mm0.movd asm.eax
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assert_equal [0x0F, 0x6E, 0xC0], stream
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end
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# MachineCodeX86Test testing +r
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def test_mov_ecx_literal
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asm.ecx.mov 1
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assert_equal [0xB9, 1, 0, 0, 0], stream
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end
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def test_mov_edx_literal
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asm.edx.mov 1
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assert_equal [0xBA, 1, 0, 0, 0], stream
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end
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def test_mov_eax_literal
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asm.eax.mov 1
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assert_equal [0xB8, 1, 0, 0, 0], stream
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end
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def test_mov_ebx_literal
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asm.ebx.mov 1
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assert_equal [0xBB, 1, 0, 0, 0], stream
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end
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# MachineCodeX86Test testing /r mem/reg
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def test_mov_m_ecx_edx_offset_ebx
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(asm.ecx + asm.edx + 1).mov asm.ebx
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assert_equal [0x89, 0b00011100, 0b01010001, 1], stream
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end
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def test_mov_m_eax_ecx
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asm.eax.m.mov asm.ecx
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assert_equal [0x89, 0b00001000], stream
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end
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def test_mov_m_ecx_big_offset_ebx
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(asm.ecx + 256).mov asm.ebx
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assert_equal [0x89, 0b10011001, 0, 1, 0, 0], stream
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end
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def test_mov_m_ecx_edx_big_offset_ebx
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(asm.ecx + asm.edx + 256).mov asm.ebx
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assert_equal [0x89, 0b00011100, 0b10010001, 0, 1, 0, 0], stream
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end
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def test_mov_m_ecx_offset_ebx
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(asm.ecx + 1).mov asm.ebx
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assert_equal [0x89, 0b01011001, 1], stream
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end
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def test_mov_m_ecx_eax
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asm.ecx.m.mov asm.eax
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assert_equal [0x89, 0b00000001], stream
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end
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def test_mov_m_ecx_edx_ebx
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(asm.ecx + asm.edx).mov asm.ebx
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assert_equal [0x89, 0b00011100, 0b00010001], stream
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end
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# MachineCodeX86Test testing +cc
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def test_cmovne_eax_ecx
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asm.eax.cmovne asm.ecx
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assert_equal [0x0F, 0x45, 0xC1], stream
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end
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def test_cmove_eax_ecx
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asm.eax.cmove asm.ecx
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assert_equal [0x0F, 0x44, 0xC1], stream
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end
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def test_jnb
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asm.label.jnb
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assert_equal [0x73, 0xFE], stream
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end
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def test_jnc
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asm.label.jnc
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assert_equal [0x73, 0xFE], stream
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end
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def test_jno
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asm.label.jno
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assert_equal [0x71, 0xFE], stream
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end
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def test_jae
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asm.label.jae
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assert_equal [0x73, 0xFE], stream
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end
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def test_jnae
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asm.label.jnae
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assert_equal [0x72, 0xFE], stream
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end
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def test_cmovz_eax_ecx
|
|
asm.eax.cmovz asm.ecx
|
|
assert_equal [0x0F, 0x44, 0xC1], stream
|
|
end
|
|
|
|
def test_jb
|
|
asm.label.jb
|
|
assert_equal [0x72, 0xFE], stream
|
|
end
|
|
|
|
def test_jc
|
|
asm.label.jc
|
|
assert_equal [0x72, 0xFE], stream
|
|
end
|
|
|
|
def test_cmovnz_eax_ecx
|
|
asm.eax.cmovnz asm.ecx
|
|
assert_equal [0x0F, 0x45, 0xC1], stream
|
|
end
|
|
|
|
def test_jo
|
|
asm.label.jo
|
|
assert_equal [0x70, 0xFE], stream
|
|
end
|
|
|
|
# MachineCodeX86Test testing reg,1/cl
|
|
|
|
def test_rcr_eax1
|
|
asm.eax.rcr 1
|
|
assert_equal [0xD1, 0xD8], stream
|
|
end
|
|
|
|
def test_rcr_eaxCl
|
|
asm.eax.rcr asm.cl
|
|
assert_equal [0xD3, 0xD8], stream
|
|
end
|
|
|
|
# MachineCodeX86Test testing segreg
|
|
|
|
def test_mov_fs_m_eax
|
|
asm.fs.mov asm.eax.m
|
|
assert_equal [0x8E, 0x20], stream
|
|
end
|
|
|
|
def test_mov_eaxFs
|
|
asm.eax.mov asm.fs
|
|
assert_equal [0x8C, 0xE0], stream
|
|
end
|
|
|
|
def test_mov_m_eaxFs
|
|
asm.eax.m.mov asm.fs
|
|
assert_equal [0x8C, 0x20], stream
|
|
end
|
|
|
|
def test_mov_fs_eax
|
|
asm.fs.mov asm.eax
|
|
assert_equal [0x8E, 0xE0], stream
|
|
end
|
|
end
|