Mercurial > hg > truffle

comparison graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64Move.java @ 21080:3253fe1bed41

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Remove CompressedNullCheckOp, merge functionality into regular NullCheckOp.
author Roland Schatz <roland.schatz@oracle.com>
date Wed, 22 Apr 2015 16:46:57 +0200
parents f259c81821ef
children 9965d71c8971
comparison
equal deleted inserted replaced
21079:5454085a08a7 21080:3253fe1bed41
180 } 180 }
181 181
182 public static final class NullCheckOp extends AMD64LIRInstruction implements NullCheck { 182 public static final class NullCheckOp extends AMD64LIRInstruction implements NullCheck {
183 public static final LIRInstructionClass<NullCheckOp> TYPE = LIRInstructionClass.create(NullCheckOp.class); 183 public static final LIRInstructionClass<NullCheckOp> TYPE = LIRInstructionClass.create(NullCheckOp.class);
184 184
185 @Use({REG}) protected AllocatableValue input; 185 @Use({COMPOSITE}) protected AMD64AddressValue address;
186 @State protected LIRFrameState state; 186 @State protected LIRFrameState state;
187 187
188 public NullCheckOp(Variable input, LIRFrameState state) { 188 public NullCheckOp(AMD64AddressValue address, LIRFrameState state) {
189 super(TYPE); 189 super(TYPE);
190 this.input = input; 190 this.address = address;
191 this.state = state; 191 this.state = state;
192 } 192 }
193 193
194 @Override 194 @Override
195 public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) { 195 public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
196 crb.recordImplicitException(masm.position(), state); 196 crb.recordImplicitException(masm.position(), state);
197 masm.nullCheck(asRegister(input)); 197 masm.nullCheck(address.toAddress());
198 } 198 }
199 199
200 public Value getCheckedValue() { 200 public Value getCheckedValue() {
201 return input; 201 return address.base;
202 } 202 }
203 203
204 public LIRFrameState getState() { 204 public LIRFrameState getState() {
205 return state; 205 return state;
206 } 206 }