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authorKevin Lim <ktlim@umich.edu>2006-09-30 23:43:23 -0400
committerKevin Lim <ktlim@umich.edu>2006-09-30 23:43:23 -0400
commit4ed184eadefb16627f2807cb3dc7886bb1b920d1 (patch)
tree7704b61afbb10876c86329665fe7d35865ba611b /src/cpu/o3/rename_impl.hh
parent51425382ca079290411e033acc8cf14dde36c82b (diff)
parent30b719fd768115bb26e848a02096350c11c1b0bd (diff)
downloadgem5-4ed184eadefb16627f2807cb3dc7886bb1b920d1.tar.xz
Merge ktlim@zamp:./local/clean/o3-merge/m5
into zamp.eecs.umich.edu:/z/ktlim2/clean/o3-merge/newmem configs/boot/micro_memlat.rcS: configs/boot/micro_tlblat.rcS: src/arch/alpha/ev5.cc: src/arch/alpha/isa/decoder.isa: src/arch/alpha/isa_traits.hh: src/cpu/base.cc: src/cpu/base.hh: src/cpu/base_dyn_inst.hh: src/cpu/checker/cpu.hh: src/cpu/checker/cpu_impl.hh: src/cpu/o3/alpha/cpu_impl.hh: src/cpu/o3/alpha/params.hh: src/cpu/o3/checker_builder.cc: src/cpu/o3/commit_impl.hh: src/cpu/o3/cpu.cc: src/cpu/o3/decode_impl.hh: src/cpu/o3/fetch_impl.hh: src/cpu/o3/iew.hh: src/cpu/o3/iew_impl.hh: src/cpu/o3/inst_queue.hh: src/cpu/o3/lsq.hh: src/cpu/o3/lsq_impl.hh: src/cpu/o3/lsq_unit.hh: src/cpu/o3/lsq_unit_impl.hh: src/cpu/o3/regfile.hh: src/cpu/o3/rename_impl.hh: src/cpu/o3/thread_state.hh: src/cpu/ozone/checker_builder.cc: src/cpu/ozone/cpu.hh: src/cpu/ozone/cpu_impl.hh: src/cpu/ozone/front_end.hh: src/cpu/ozone/front_end_impl.hh: src/cpu/ozone/lw_back_end.hh: src/cpu/ozone/lw_back_end_impl.hh: src/cpu/ozone/lw_lsq.hh: src/cpu/ozone/lw_lsq_impl.hh: src/cpu/ozone/thread_state.hh: src/cpu/simple/base.cc: src/cpu/simple_thread.cc: src/cpu/simple_thread.hh: src/cpu/thread_state.hh: src/dev/ide_disk.cc: src/python/m5/objects/O3CPU.py: src/python/m5/objects/Root.py: src/python/m5/objects/System.py: src/sim/pseudo_inst.cc: src/sim/pseudo_inst.hh: src/sim/system.hh: util/m5/m5.c: Hand merge. --HG-- rename : arch/alpha/ev5.cc => src/arch/alpha/ev5.cc rename : arch/alpha/freebsd/system.cc => src/arch/alpha/freebsd/system.cc rename : arch/alpha/isa/decoder.isa => src/arch/alpha/isa/decoder.isa rename : arch/alpha/isa/mem.isa => src/arch/alpha/isa/mem.isa rename : arch/alpha/isa_traits.hh => src/arch/alpha/isa_traits.hh rename : arch/alpha/linux/system.cc => src/arch/alpha/linux/system.cc rename : arch/alpha/system.cc => src/arch/alpha/system.cc rename : arch/alpha/tru64/system.cc => src/arch/alpha/tru64/system.cc rename : cpu/base.cc => src/cpu/base.cc rename : cpu/base.hh => src/cpu/base.hh rename : cpu/base_dyn_inst.hh => src/cpu/base_dyn_inst.hh rename : cpu/checker/cpu.hh => src/cpu/checker/cpu.hh rename : cpu/checker/cpu.cc => src/cpu/checker/cpu_impl.hh rename : cpu/o3/alpha_cpu_builder.cc => src/cpu/o3/alpha/cpu_builder.cc rename : cpu/checker/o3_cpu_builder.cc => src/cpu/o3/checker_builder.cc rename : cpu/o3/commit_impl.hh => src/cpu/o3/commit_impl.hh rename : cpu/o3/cpu.cc => src/cpu/o3/cpu.cc rename : cpu/o3/fetch_impl.hh => src/cpu/o3/fetch_impl.hh rename : cpu/o3/iew.hh => src/cpu/o3/iew.hh rename : cpu/o3/iew_impl.hh => src/cpu/o3/iew_impl.hh rename : cpu/o3/inst_queue.hh => src/cpu/o3/inst_queue.hh rename : cpu/o3/inst_queue_impl.hh => src/cpu/o3/inst_queue_impl.hh rename : cpu/o3/lsq_impl.hh => src/cpu/o3/lsq_impl.hh rename : cpu/o3/lsq_unit.hh => src/cpu/o3/lsq_unit.hh rename : cpu/o3/lsq_unit_impl.hh => src/cpu/o3/lsq_unit_impl.hh rename : cpu/o3/mem_dep_unit_impl.hh => src/cpu/o3/mem_dep_unit_impl.hh rename : cpu/o3/rename.hh => src/cpu/o3/rename.hh rename : cpu/o3/rename_impl.hh => src/cpu/o3/rename_impl.hh rename : cpu/o3/thread_state.hh => src/cpu/o3/thread_state.hh rename : cpu/o3/tournament_pred.cc => src/cpu/o3/tournament_pred.cc rename : cpu/o3/tournament_pred.hh => src/cpu/o3/tournament_pred.hh rename : cpu/checker/cpu_builder.cc => src/cpu/ozone/checker_builder.cc rename : cpu/ozone/cpu.hh => src/cpu/ozone/cpu.hh rename : cpu/ozone/cpu_builder.cc => src/cpu/ozone/cpu_builder.cc rename : cpu/ozone/cpu_impl.hh => src/cpu/ozone/cpu_impl.hh rename : cpu/ozone/front_end.hh => src/cpu/ozone/front_end.hh rename : cpu/ozone/front_end_impl.hh => src/cpu/ozone/front_end_impl.hh rename : cpu/ozone/inorder_back_end_impl.hh => src/cpu/ozone/inorder_back_end_impl.hh rename : cpu/ozone/inst_queue_impl.hh => src/cpu/ozone/inst_queue_impl.hh rename : cpu/ozone/lw_back_end.hh => src/cpu/ozone/lw_back_end.hh rename : cpu/ozone/lw_back_end_impl.hh => src/cpu/ozone/lw_back_end_impl.hh rename : cpu/ozone/lw_lsq.hh => src/cpu/ozone/lw_lsq.hh rename : cpu/ozone/lw_lsq_impl.hh => src/cpu/ozone/lw_lsq_impl.hh rename : cpu/ozone/simple_params.hh => src/cpu/ozone/simple_params.hh rename : cpu/ozone/thread_state.hh => src/cpu/ozone/thread_state.hh rename : cpu/simple/cpu.cc => src/cpu/simple/base.cc rename : cpu/cpu_exec_context.cc => src/cpu/simple_thread.cc rename : cpu/thread_state.hh => src/cpu/thread_state.hh rename : dev/ide_disk.hh => src/dev/ide_disk.hh rename : python/m5/objects/BaseCPU.py => src/python/m5/objects/BaseCPU.py rename : python/m5/objects/AlphaFullCPU.py => src/python/m5/objects/O3CPU.py rename : python/m5/objects/OzoneCPU.py => src/python/m5/objects/OzoneCPU.py rename : python/m5/objects/Root.py => src/python/m5/objects/Root.py rename : python/m5/objects/System.py => src/python/m5/objects/System.py rename : sim/eventq.hh => src/sim/eventq.hh rename : sim/pseudo_inst.cc => src/sim/pseudo_inst.cc rename : sim/pseudo_inst.hh => src/sim/pseudo_inst.hh rename : sim/serialize.cc => src/sim/serialize.cc rename : sim/stat_control.cc => src/sim/stat_control.cc rename : sim/stat_control.hh => src/sim/stat_control.hh rename : sim/system.hh => src/sim/system.hh extra : convert_revision : 135d90e43f6cea89f9460ba4e23f4b0b85886e7d
Diffstat (limited to 'src/cpu/o3/rename_impl.hh')
-rw-r--r--src/cpu/o3/rename_impl.hh13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/cpu/o3/rename_impl.hh b/src/cpu/o3/rename_impl.hh
index 782c0fe5f..248d7deb6 100644
--- a/src/cpu/o3/rename_impl.hh
+++ b/src/cpu/o3/rename_impl.hh
@@ -41,7 +41,8 @@ DefaultRename<Impl>::DefaultRename(Params *params)
commitToRenameDelay(params->commitToRenameDelay),
renameWidth(params->renameWidth),
commitWidth(params->commitWidth),
- numThreads(params->numberOfThreads)
+ numThreads(params->numberOfThreads),
+ maxPhysicalRegs(params->numPhysIntRegs + params->numPhysFloatRegs)
{
_status = Inactive;
@@ -286,6 +287,11 @@ DefaultRename<Impl>::switchOut()
// Put the renamed physical register back on the free list.
freeList->addReg(hb_it->newPhysReg);
+ // Be sure to mark its register as ready if it's a misc register.
+ if (hb_it->newPhysReg >= maxPhysicalRegs) {
+ scoreboard->setReg(hb_it->newPhysReg);
+ }
+
historyBuffer[i].erase(hb_it++);
}
insts[i].clear();
@@ -889,6 +895,11 @@ DefaultRename<Impl>::doSquash(const InstSeqNum &squashed_seq_num, unsigned tid)
// Put the renamed physical register back on the free list.
freeList->addReg(hb_it->newPhysReg);
+ // Be sure to mark its register as ready if it's a misc register.
+ if (hb_it->newPhysReg >= maxPhysicalRegs) {
+ scoreboard->setReg(hb_it->newPhysReg);
+ }
+
historyBuffer[tid].erase(hb_it++);
++renameUndoneMaps;