示例#1
0
def test_cmp_16():
    # 32-bit
    assert_encodes_as(cb32, "CMP16", (ecx, ebx), '\x66\x39\xD9')
    assert_encodes_as(cb32, "CMP16", (ecx, ImmedLoc(12345)), '\x66\x81\xF9\x39\x30')

    # 64-bit
    assert_encodes_as(cb64, "CMP16", (r8, ebx), '\x66\x41\x39\xD8')  # 11 011 000
    assert_encodes_as(cb64, "CMP16", (ebx, r8), '\x66\x44\x39\xC3')  # 11 000 011
    assert_encodes_as(cb64, "CMP16", (ecx, ebx), '\x66\x40\x39\xD9')
    assert_encodes_as(cb64, "CMP16", (ecx, ImmedLoc(12345)), '\x66\x40\x81\xF9\x39\x30')
    assert_encodes_as(cb64, "CMP16", (AddressLoc(r13, ImmedLoc(0), 0, 0), ImmedLoc(12345)), '\x66\x41\x81\x7D\x00\x39\x30')
示例#2
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def test_mov_16():
    # 32-bit
    assert_encodes_as(cb32, "MOV16", (ecx, ebx), '\x66\x89\xD9')
    assert_encodes_as(cb32, "MOV16", (ecx, ImmedLoc(12345)), '\x66\xB9\x39\x30')

    # 64-bit
    assert_encodes_as(cb64, "MOV16", (r8, ebx), '\x66\x41\x89\xD8')  # 11 011 000
    assert_encodes_as(cb64, "MOV16", (ebx, r8), '\x66\x44\x89\xC3')  # 11 000 011
    assert_encodes_as(cb64, "MOV16", (ecx, ebx), '\x66\x40\x89\xD9')
    assert_encodes_as(cb64, "MOV16", (ecx, ImmedLoc(12345)), '\x66\xB9\x39\x30')
    # for the next case we don't pick the most efficient encoding, but well
    expected = '\x66\x40\xC7\xC1\xC7\xCF'  # could be '\x66\xB9\xC7\xCF'
    assert_encodes_as(cb64, "MOV16", (ecx, ImmedLoc(-12345)), expected)
    assert_encodes_as(cb64, "MOV16", (r9, ImmedLoc(12345)), '\x66\x41\xB9\x39\x30')
    # for the next case we don't pick the most efficient encoding, but well
    expected = '\x66\x41\xC7\xC1\xC7\xCF'  # could be '\x66\x41\xB9\xC7\xCF'
    assert_encodes_as(cb64, "MOV16", (r9, ImmedLoc(-12345)), expected)
    assert_encodes_as(cb64, "MOV16", (AddressLoc(r13, ImmedLoc(0), 0, 0), ImmedLoc(12345)), '\x66\x41\xC7\x45\x00\x39\x30')
示例#3
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def test_mov_16():
    # 32-bit
    assert_encodes_as(cb32, "MOV16", (ecx, ebx), '\x66\x89\xD9')
    assert_encodes_as(cb32, "MOV16", (ecx, ImmedLoc(12345)),
                      '\x66\xB9\x39\x30')

    # 64-bit
    assert_encodes_as(cb64, "MOV16", (r8, ebx),
                      '\x66\x41\x89\xD8')  # 11 011 000
    assert_encodes_as(cb64, "MOV16", (ebx, r8),
                      '\x66\x44\x89\xC3')  # 11 000 011
    assert_encodes_as(cb64, "MOV16", (ecx, ebx), '\x66\x40\x89\xD9')
    assert_encodes_as(cb64, "MOV16", (ecx, ImmedLoc(12345)),
                      '\x66\xB9\x39\x30')
    # for the next case we don't pick the most efficient encoding, but well
    expected = '\x66\x40\xC7\xC1\xC7\xCF'  # could be '\x66\xB9\xC7\xCF'
    assert_encodes_as(cb64, "MOV16", (ecx, ImmedLoc(-12345)), expected)
    assert_encodes_as(cb64, "MOV16", (r9, ImmedLoc(12345)),
                      '\x66\x41\xB9\x39\x30')
    # for the next case we don't pick the most efficient encoding, but well
    expected = '\x66\x41\xC7\xC1\xC7\xCF'  # could be '\x66\x41\xB9\xC7\xCF'
    assert_encodes_as(cb64, "MOV16", (r9, ImmedLoc(-12345)), expected)
    assert_encodes_as(cb64, "MOV16",
                      (AddressLoc(r13, ImmedLoc(0), 0, 0), ImmedLoc(12345)),
                      '\x66\x41\xC7\x45\x00\x39\x30')
示例#4
0
def test_cmp_16():
    # 32-bit
    assert_encodes_as(cb32, "CMP16", (ecx, ebx), '\x66\x39\xD9')
    assert_encodes_as(cb32, "CMP16", (ecx, ImmedLoc(12345)),
                      '\x66\x81\xF9\x39\x30')

    # 64-bit
    assert_encodes_as(cb64, "CMP16", (r8, ebx),
                      '\x66\x41\x39\xD8')  # 11 011 000
    assert_encodes_as(cb64, "CMP16", (ebx, r8),
                      '\x66\x44\x39\xC3')  # 11 000 011
    assert_encodes_as(cb64, "CMP16", (ecx, ebx), '\x66\x40\x39\xD9')
    assert_encodes_as(cb64, "CMP16", (ecx, ImmedLoc(12345)),
                      '\x66\x40\x81\xF9\x39\x30')
    assert_encodes_as(cb64, "CMP16",
                      (AddressLoc(r13, ImmedLoc(0), 0, 0), ImmedLoc(12345)),
                      '\x66\x41\x81\x7D\x00\x39\x30')
示例#5
0
文件: test_regloc.py 项目: ieure/pypy
def test_mov_16():
    # 32-bit
    assert_encodes_as(cb32, "MOV16", (ecx, ebx), '\x66\x89\xD9')
    assert_encodes_as(cb32, "MOV16", (ecx, ImmedLoc(12345)), '\x66\xB9\x39\x30')

    # 64-bit
    assert_encodes_as(cb64, "MOV16", (r8, ebx), '\x66\x41\x89\xD8')  # 11 011 000
    assert_encodes_as(cb64, "MOV16", (ebx, r8), '\x66\x44\x89\xC3')  # 11 000 011
    assert_encodes_as(cb64, "MOV16", (ecx, ebx), '\x66\x40\x89\xD9')
    # XXX: What we are testing for here is actually not the most compact
    # encoding.
    assert_encodes_as(cb64, "MOV16", (ecx, ImmedLoc(12345)), '\x66\x40\xC7\xC1\x39\x30')
    assert_encodes_as(cb64, "MOV16", (AddressLoc(r13, ImmedLoc(0), 0, 0), ImmedLoc(12345)), '\x66\x41\xC7\x45\x00\x39\x30')