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comparison graal/GraalCompiler/src/com/sun/c1x/graph/GraphBuilder.java @ 2582:768d77a1c7af

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new node layout: Instruction
author Lukas Stadler <lukas.stadler@jku.at>
date Thu, 05 May 2011 13:47:14 +0200
parents 4a36a0bd6d18
children 421da5f53b5e
comparison
equal deleted inserted replaced
2581:4a36a0bd6d18 2582:768d77a1c7af
180 BlockBegin syncHandler = null; 180 BlockBegin syncHandler = null;
181 181
182 // 3. setup internal state for appending instructions 182 // 3. setup internal state for appending instructions
183 curBlock = startBlock; 183 curBlock = startBlock;
184 lastInstr = startBlock; 184 lastInstr = startBlock;
185 lastInstr.setNext(null, -1); 185 lastInstr.appendNext(null, -1);
186 curState = initialState; 186 curState = initialState;
187 187
188 if (isSynchronized(rootMethod.accessFlags())) { 188 if (isSynchronized(rootMethod.accessFlags())) {
189 // 4A.1 add a monitor enter to the start block 189 // 4A.1 add a monitor enter to the start block
190 rootMethodSynchronizedObject = synchronizedObject(initialState, compilation.method); 190 rootMethodSynchronizedObject = synchronizedObject(initialState, compilation.method);
1163 assert x.next() == null : "instruction should not have been appended yet"; 1163 assert x.next() == null : "instruction should not have been appended yet";
1164 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")"; 1164 assert lastInstr.next() == null : "cannot append instruction to instruction which isn't end (" + lastInstr + "->" + lastInstr.next() + ")";
1165 if (lastInstr instanceof Base) { 1165 if (lastInstr instanceof Base) {
1166 assert false : "may only happen when inlining intrinsics"; 1166 assert false : "may only happen when inlining intrinsics";
1167 } else { 1167 } else {
1168 lastInstr = lastInstr.setNext(x, bci); 1168 lastInstr = lastInstr.appendNext(x, bci);
1169 } 1169 }
1170 if (++stats.nodeCount >= C1XOptions.MaximumInstructionCount) { 1170 if (++stats.nodeCount >= C1XOptions.MaximumInstructionCount) {
1171 // bailout if we've exceeded the maximum inlining size 1171 // bailout if we've exceeded the maximum inlining size
1172 throw new CiBailout("Method and/or inlining is too large"); 1172 throw new CiBailout("Method and/or inlining is too large");
1173 } 1173 }
1287 // now parse the block 1287 // now parse the block
1288 killMemoryMap(); 1288 killMemoryMap();
1289 curBlock = b; 1289 curBlock = b;
1290 curState = b.stateBefore().copy(); 1290 curState = b.stateBefore().copy();
1291 lastInstr = b; 1291 lastInstr = b;
1292 b.setNext(null, -1); 1292 b.appendNext(null, -1);
1293 1293
1294 iterateBytecodesForBlock(b.bci(), false); 1294 iterateBytecodesForBlock(b.bci(), false);
1295 } 1295 }
1296 } 1296 }
1297 } 1297 }
1319 } 1319 }
1320 } 1320 }
1321 if (nextBlock != null && nextBlock != block) { 1321 if (nextBlock != null && nextBlock != block) {
1322 // we fell through to the next block, add a goto and break 1322 // we fell through to the next block, add a goto and break
1323 end = new Goto(nextBlock, null, false); 1323 end = new Goto(nextBlock, null, false);
1324 lastInstr = lastInstr.setNext(end, prevBCI); 1324 lastInstr = lastInstr.appendNext(end, prevBCI);
1325 break; 1325 break;
1326 } 1326 }
1327 // read the opcode 1327 // read the opcode
1328 int opcode = stream.currentBC(); 1328 int opcode = stream.currentBC();
1329 1329