Mercurial > hg > truffle

comparison graal/com.oracle.max.cri/src/com/oracle/max/cri/ci/CiValueUtil.java @ 4323:df5547057954

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Remove LIROpcode and use non-anonymous subclasses of LIRInstruction
author Christian Wimmer <Christian.Wimmer@Oracle.com>
date Wed, 25 Jan 2012 14:34:53 -0800
parents 9ce8594bedaf
children d89b20486d87
comparison
equal deleted inserted replaced
4322:49b33f8fcad7 4323:df5547057954
108 assert value.kind == CiKind.Double; 108 assert value.kind == CiKind.Double;
109 return asRegister(value); 109 return asRegister(value);
110 } 110 }
111 111
112 112
113 public static boolean sameRegister(CiValue...values) { 113 public static boolean sameRegister(CiValue v1, CiValue v2) {
114 for (int i = 0; i < values.length; i++) { 114 return isRegister(v1) && isRegister(v2) && asRegister(v1) == asRegister(v2);
115 for (int j = i + 1; j < values.length; j++) {
116 if (isRegister(values[i]) && isRegister(values[j]) && asRegister(values[i]) != asRegister(values[j])) {
117 return false;
118 }
119 }
120 }
121 return true;
122 } 115 }
123 116
124 public static boolean differentRegisters(CiValue...values) { 117 public static boolean sameRegister(CiValue v1, CiValue v2, CiValue v3) {
125 for (int i = 0; i < values.length; i++) { 118 return sameRegister(v1, v2) && sameRegister(v1, v3);
126 for (int j = i + 1; j < values.length; j++) { 119 }
127 if (isRegister(values[i]) && isRegister(values[j]) && asRegister(values[i]) == asRegister(values[j])) { 120
128 return false; 121 public static boolean differentRegisters(CiValue v1, CiValue v2) {
129 } 122 return !isRegister(v1) || !isRegister(v2) || asRegister(v1) != asRegister(v2);
130 } 123 }
131 } 124
132 return true; 125 public static boolean differentRegisters(CiValue v1, CiValue v2, CiValue v3) {
126 return differentRegisters(v1, v2) && differentRegisters(v1, v3) && differentRegisters(v2, v3);
133 } 127 }
134 } 128 }