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| author | Gabe Black <gblack@eecs.umich.edu> | 2007-03-15 02:47:42 +0000 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2007-03-15 02:47:42 +0000 |
| commit | a2b56088fb4d12aee73ecfeaba88cfa46f98567e (patch) | |
| tree | 7c6787e2757e9e5d047a3b6cec1b71b4eef915f1 /src/cpu/o3/fetch_impl.hh | |
| parent | ce18d900a17cdda2cc041b51c56e6c84fb155331 (diff) | |
| download | gem5-a2b56088fb4d12aee73ecfeaba88cfa46f98567e.tar.xz | |
Make the predecoder an object with it's own switched header file. Start adding predecoding functionality to x86.
src/arch/SConscript:
src/arch/alpha/utility.hh:
src/arch/mips/utility.hh:
src/arch/sparc/utility.hh:
src/cpu/base.hh:
src/cpu/o3/fetch.hh:
src/cpu/o3/fetch_impl.hh:
src/cpu/simple/atomic.cc:
src/cpu/simple/base.cc:
src/cpu/simple/base.hh:
src/cpu/static_inst.hh:
src/arch/alpha/predecoder.hh:
src/arch/mips/predecoder.hh:
src/arch/sparc/predecoder.hh:
Make the predecoder an object with it's own switched header file.
--HG--
extra : convert_revision : 77206e29089130e86b97164c30022a062699ba86
Diffstat (limited to 'src/cpu/o3/fetch_impl.hh')
| -rw-r--r-- | src/cpu/o3/fetch_impl.hh | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/cpu/o3/fetch_impl.hh b/src/cpu/o3/fetch_impl.hh index 89faeb1ab..1256dd233 100644 --- a/src/cpu/o3/fetch_impl.hh +++ b/src/cpu/o3/fetch_impl.hh @@ -103,6 +103,7 @@ DefaultFetch<Impl>::IcachePort::recvRetry() template<class Impl> DefaultFetch<Impl>::DefaultFetch(Params *params) : branchPred(params), + predecoder(NULL), decodeToFetchDelay(params->decodeToFetchDelay), renameToFetchDelay(params->renameToFetchDelay), iewToFetchDelay(params->iewToFetchDelay), @@ -1117,9 +1118,10 @@ DefaultFetch<Impl>::fetch(bool &status_change) inst = TheISA::gtoh(*reinterpret_cast<TheISA::MachInst *> (&cacheData[tid][offset])); - //unsigned int result = - TheISA::predecode(ext_inst, fetch_PC, inst, - cpu->thread[tid]->getTC()); + predecoder.setTC(cpu->thread[tid]->getTC()); + predecoder.moreBytes(fetch_PC, 0, inst); + + ext_inst = predecoder.getExtMachInst(); // Create a new DynInst from the instruction fetched. DynInstPtr instruction = new DynInst(ext_inst, |