rename_impl.hh (2674:6d4afef73a20) | rename_impl.hh (2698:d5f35d41e017) |
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1/* 2 * Copyright (c) 2004-2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 313 unchanged lines hidden (view full) --- 322 DPRINTF(Rename, "[tid:%u]: Squashing instructions.\n",tid); 323 324 // Clear the stall signal if rename was blocked or unblocking before. 325 // If it still needs to block, the blocking should happen the next 326 // cycle and there should be space to hold everything due to the squash. 327 if (renameStatus[tid] == Blocked || 328 renameStatus[tid] == Unblocking || 329 renameStatus[tid] == SerializeStall) { | 1/* 2 * Copyright (c) 2004-2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 313 unchanged lines hidden (view full) --- 322 DPRINTF(Rename, "[tid:%u]: Squashing instructions.\n",tid); 323 324 // Clear the stall signal if rename was blocked or unblocking before. 325 // If it still needs to block, the blocking should happen the next 326 // cycle and there should be space to hold everything due to the squash. 327 if (renameStatus[tid] == Blocked || 328 renameStatus[tid] == Unblocking || 329 renameStatus[tid] == SerializeStall) { |
330#if 0 331 // In syscall emulation, we can have both a block and a squash due 332 // to a syscall in the same cycle. This would cause both signals to 333 // be high. This shouldn't happen in full system. 334 if (toDecode->renameBlock[tid]) { 335 toDecode->renameBlock[tid] = 0; 336 } else { 337 toDecode->renameUnblock[tid] = 1; 338 } 339#else | 330 |
340 toDecode->renameUnblock[tid] = 1; | 331 toDecode->renameUnblock[tid] = 1; |
341#endif | 332 |
342 serializeInst[tid] = NULL; 343 } 344 345 // Set the status to Squashing. 346 renameStatus[tid] = Squashing; 347 348 // Squash any instructions from decode. 349 unsigned squashCount = 0; --- 934 unchanged lines hidden --- | 333 serializeInst[tid] = NULL; 334 } 335 336 // Set the status to Squashing. 337 renameStatus[tid] = Squashing; 338 339 // Squash any instructions from decode. 340 unsigned squashCount = 0; --- 934 unchanged lines hidden --- |