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comparison graal/GraalCompiler/src/com/sun/c1x/target/amd64/AMD64LIRGenerator.java @ 2718:c1ce2a53d6c3

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Attempt to remove dependency between backend and BlockBegin.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Thu, 19 May 2011 16:05:42 +0200
parents a0dd2b907806
children c379183d1c54
comparison
equal deleted inserted replaced
2717:bd85cf08720a 2718:c1ce2a53d6c3
138 lir.negate(value.result(), reg, globalStub); 138 lir.negate(value.result(), reg, globalStub);
139 setResult(x, reg); 139 setResult(x, reg);
140 } 140 }
141 141
142 public boolean livesLonger(Value x, Value y) { 142 public boolean livesLonger(Value x, Value y) {
143 BlockBegin bx = x.block(); 143 // TODO(tw): Estimate which value will live longer.
144 BlockBegin by = y.block(); 144 return false;
145 if (bx == null || by == null) {
146 return false;
147 }
148 return bx.loopDepth() < by.loopDepth();
149 } 145 }
150 146
151 public void visitArithmeticOpFloat(ArithmeticOp x) { 147 public void visitArithmeticOpFloat(ArithmeticOp x) {
152 LIRItem left = new LIRItem(x.x(), this); 148 LIRItem left = new LIRItem(x.x(), this);
153 LIRItem right = new LIRItem(x.y(), this); 149 LIRItem right = new LIRItem(x.y(), this);