75 lines
2.3 KiB
Ruby
75 lines
2.3 KiB
Ruby
require_relative 'helper'
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class TestMemory < MiniTest::Test
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include ArmHelper
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def test_ldr
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code = @machine.ldr :r0, :r0
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assert_code code, :ldr , [0x00,0x00,0x90,0xe5] #e5 90 00 00
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end
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def test_ldr_const_offset
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code = @machine.ldr :r0, :r0 , 4
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assert_code code, :ldr , [0x04,0x00,0x90,0xe5] #e5 90 00 04
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end
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def test_ldr_reg_offset
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code = @machine.ldr :r3, :r4 , :r5
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assert_code code, :ldr , [0x05,0x30,0x94,0xe7] #e7 94 30 05
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end
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def test_ldr_reg_shift2
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code = @machine.ldr :r3, :r4 , :r5 , :shift_lsl => 2
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assert_code code, :ldr , [0x05,0x31,0x94,0xe7] #e7 94 31 05
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end
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def test_ldr_reg_shift3
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code = @machine.ldr :r3, :r4 , :r5 , :shift_lsl => 3
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assert_code code, :ldr , [0x85,0x31,0x94,0xe7] #e7 94 31 85
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end
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def test_ldrb
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code = @machine.ldrb :r0, :r0
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assert_code code, :ldrb , [0x00,0x00,0xd0,0xe5] #e5 d0 00 00
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end
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def test_ldrb_const
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code = @machine.ldrb :r0, :r0 , 12
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assert_code code, :ldrb , [0x0c,0x00,0xd0,0xe5] #e5 d0 00 0c
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end
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def test_ldrb_reg_offset
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code = @machine.ldrb :r0, :r1 , :r2
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assert_code code, :ldrb , [0x02,0x00,0xd1,0xe7] #e7 d1 00 02
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end
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def test_str
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code = @machine.str :r0, :r1
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assert_code code, :str , [0x00,0x00,0x81,0xe5] #e5 81 00 00
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end
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def test_str_const_offset
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code = @machine.str :r1, :r2 , 4
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assert_code code, :str , [0x04,0x10,0x82,0xe5] #e5 82 10 04
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end
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def test_str_reg_offset
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code = @machine.str :r3, :r4 , :r5
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assert_code code, :str , [0x05,0x30,0x84,0xe7] #e7 84 30 05
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end
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def test_str_reg_shift
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code = @machine.str :r3, :r4 , :r5 , :shift_lsl => 2
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assert_code code, :str , [0x05,0x31,0x84,0xe7] #e7 84 31 05
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end
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def test_strb_inc #THIS IS BROKEN, but so is gnu as, as it produces same output for ! or not
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code = @machine.strb :r0, :r2 , 1 , pre_post_index: 1 # pre_post_index is autoinc (r2 here)
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assert_code code, :strb , [0x01,0x00,0xc2,0xe5] #e5 e2 00 01
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end
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def test_strb
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code = @machine.strb :r0, :r0
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assert_code code, :strb , [0x00,0x00,0xc0,0xe5] #e5 c0 00 00
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end
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def test_strb_const
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code = @machine.strb :r1, :r2 , 4
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assert_code code, :strb , [0x04,0x10,0xc2,0xe5] #e5 c2 10 04
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end
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def test_strb_reg_offset
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code = @machine.strb :r1, :r2 , :r3
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assert_code code, :strb , [0x03,0x10,0xc2,0xe7] #e7 c2 10 03
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end
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end
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