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comparison graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiAddress.java @ 5506:56860d3f9f39

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More refactorings and renamings in preparation of ci/ri split.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Thu, 07 Jun 2012 18:12:01 +0200
parents 452f91ebdb54
children dc71b06d09f8
comparison
equal deleted inserted replaced
5505:28af6dff047f 5506:56860d3f9f39
29 /** 29 /**
30 * Represents an address in target machine memory, specified via some combination of a base register, an index register, 30 * Represents an address in target machine memory, specified via some combination of a base register, an index register,
31 * a displacement and a scale. Note that the base and index registers may be a variable that will get a register assigned 31 * a displacement and a scale. Note that the base and index registers may be a variable that will get a register assigned
32 * later by the register allocator. 32 * later by the register allocator.
33 */ 33 */
34 public final class CiAddress extends CiValue { 34 public final class CiAddress extends RiValue {
35 private static final long serialVersionUID = -1003772042519945089L; 35 private static final long serialVersionUID = -1003772042519945089L;
36 36
37 /** 37 /**
38 * A sentinel value used as a place holder in an instruction stream for an address that will be patched. 38 * A sentinel value used as a place holder in an instruction stream for an address that will be patched.
39 */ 39 */
40 public static final CiAddress Placeholder = new CiAddress(RiKind.Illegal, CiValue.IllegalValue); 40 public static final CiAddress Placeholder = new CiAddress(RiKind.Illegal, RiValue.IllegalValue);
41 41
42 /** 42 /**
43 * Base register that defines the start of the address computation. 43 * Base register that defines the start of the address computation.
44 * If not present, is denoted by {@link CiValue#IllegalValue}. 44 * If not present, is denoted by {@link RiValue#IllegalValue}.
45 */ 45 */
46 public CiValue base; 46 public RiValue base;
47 47
48 /** 48 /**
49 * Index register, the value of which (possibly scaled by {@link #scale}) is added to {@link #base}. 49 * Index register, the value of which (possibly scaled by {@link #scale}) is added to {@link #base}.
50 * If not present, is denoted by {@link CiValue#IllegalValue}. 50 * If not present, is denoted by {@link RiValue#IllegalValue}.
51 */ 51 */
52 public CiValue index; 52 public RiValue index;
53 53
54 /** 54 /**
55 * Scaling factor for indexing, dependent on target operand size. 55 * Scaling factor for indexing, dependent on target operand size.
56 */ 56 */
57 public final Scale scale; 57 public final Scale scale;
64 /** 64 /**
65 * Creates a {@code CiAddress} with given base register, no scaling and no displacement. 65 * Creates a {@code CiAddress} with given base register, no scaling and no displacement.
66 * @param kind the kind of the value being addressed 66 * @param kind the kind of the value being addressed
67 * @param base the base register 67 * @param base the base register
68 */ 68 */
69 public CiAddress(RiKind kind, CiValue base) { 69 public CiAddress(RiKind kind, RiValue base) {
70 this(kind, base, IllegalValue, Scale.Times1, 0); 70 this(kind, base, IllegalValue, Scale.Times1, 0);
71 } 71 }
72 72
73 /** 73 /**
74 * Creates a {@code CiAddress} with given base register, no scaling and a given displacement. 74 * Creates a {@code CiAddress} with given base register, no scaling and a given displacement.
75 * @param kind the kind of the value being addressed 75 * @param kind the kind of the value being addressed
76 * @param base the base register 76 * @param base the base register
77 * @param displacement the displacement 77 * @param displacement the displacement
78 */ 78 */
79 public CiAddress(RiKind kind, CiValue base, int displacement) { 79 public CiAddress(RiKind kind, RiValue base, int displacement) {
80 this(kind, base, IllegalValue, Scale.Times1, displacement); 80 this(kind, base, IllegalValue, Scale.Times1, displacement);
81 } 81 }
82 82
83 /** 83 /**
84 * Creates a {@code CiAddress} with given base and index registers, scaling and displacement. 84 * Creates a {@code CiAddress} with given base and index registers, scaling and displacement.
87 * @param base the base register 87 * @param base the base register
88 * @param index the index register 88 * @param index the index register
89 * @param scale the scaling factor 89 * @param scale the scaling factor
90 * @param displacement the displacement 90 * @param displacement the displacement
91 */ 91 */
92 public CiAddress(RiKind kind, CiValue base, CiValue index, Scale scale, int displacement) { 92 public CiAddress(RiKind kind, RiValue base, RiValue index, Scale scale, int displacement) {
93 super(kind); 93 super(kind);
94 this.base = base; 94 this.base = base;
95 this.index = index; 95 this.index = index;
96 this.scale = scale; 96 this.scale = scale;
97 this.displacement = displacement; 97 this.displacement = displacement;