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author | Gabe Black <gblack@eecs.umich.edu> | 2009-04-06 10:19:36 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-04-06 10:19:36 -0700 |
commit | d080581db1f9ee4e1e6d07d2b01c13c67908a391 (patch) | |
tree | cc484b289fa5a30c4631f9faa1d8b456bffeebfc /src/cpu/memtest | |
parent | 7a7c4c5fca83a8d47c7e71c9c080a882ebe204a9 (diff) | |
parent | 639cb0a42d953ee32bc7e96b0cdfa96cd40e9fc1 (diff) | |
download | gem5-d080581db1f9ee4e1e6d07d2b01c13c67908a391.tar.xz |
Merge ARM into the head. ARM will compile but may not actually work.
Diffstat (limited to 'src/cpu/memtest')
-rw-r--r-- | src/cpu/memtest/memtest.cc | 15 | ||||
-rw-r--r-- | src/cpu/memtest/memtest.hh | 29 |
2 files changed, 22 insertions, 22 deletions
diff --git a/src/cpu/memtest/memtest.cc b/src/cpu/memtest/memtest.cc index 42889163a..3c57f85b7 100644 --- a/src/cpu/memtest/memtest.cc +++ b/src/cpu/memtest/memtest.cc @@ -152,7 +152,7 @@ MemTest::MemTest(const Params *p) // set up counters noResponseCycles = 0; numReads = 0; - tickEvent.schedule(0); + schedule(tickEvent, 0); id = TESTER_ALLOCATOR++; @@ -262,7 +262,7 @@ void MemTest::tick() { if (!tickEvent.scheduled()) - tickEvent.schedule(curTick + ticks(1)); + schedule(tickEvent, curTick + ticks(1)); if (++noResponseCycles >= 500000) { cerr << name() << ": deadlocked at cycle " << curTick << endl; @@ -279,7 +279,7 @@ MemTest::tick() unsigned base = random() % 2; uint64_t data = random(); unsigned access_size = random() % 4; - unsigned cacheable = random() % 100; + bool uncacheable = (random() % 100) < percentUncacheable; //If we aren't doing copies, use id as offset, and do a false sharing //mem tester @@ -290,17 +290,16 @@ MemTest::tick() access_size = 0; Request *req = new Request(); - uint32_t flags = 0; + Request::Flags flags; Addr paddr; - if (cacheable < percentUncacheable) { - flags |= UNCACHEABLE; + if (uncacheable) { + flags.set(Request::UNCACHEABLE); paddr = uncacheAddr + offset; } else { paddr = ((base) ? baseAddr1 : baseAddr2) + offset; } - bool probe = (random() % 100 < percentFunctional) && !(flags & UNCACHEABLE); - //bool probe = false; + bool probe = (random() % 100 < percentFunctional) && !uncacheable; paddr &= ~((1 << access_size) - 1); req->setPhys(paddr, 1 << access_size, flags); diff --git a/src/cpu/memtest/memtest.hh b/src/cpu/memtest/memtest.hh index ac2d0a058..907659f69 100644 --- a/src/cpu/memtest/memtest.hh +++ b/src/cpu/memtest/memtest.hh @@ -35,6 +35,7 @@ #include <set> #include "base/statistics.hh" +#include "base/fast_alloc.hh" #include "params/MemTest.hh" #include "sim/eventq.hh" #include "sim/sim_exit.hh" @@ -73,10 +74,10 @@ class MemTest : public MemObject { private: MemTest *cpu; + public: - TickEvent(MemTest *c) - : Event(&mainEventQueue, CPU_Tick_Pri), cpu(c) {} - void process() {cpu->tick();} + TickEvent(MemTest *c) : Event(CPU_Tick_Pri), cpu(c) {} + void process() { cpu->tick(); } virtual const char *description() const { return "MemTest tick"; } }; @@ -116,7 +117,7 @@ class MemTest : public MemObject bool snoopRangeSent; - class MemTestSenderState : public Packet::SenderState + class MemTestSenderState : public Packet::SenderState, public FastAlloc { public: /** Constructor. */ @@ -132,10 +133,10 @@ class MemTest : public MemObject bool accessRetry; - unsigned size; // size of testing memory region + unsigned size; // size of testing memory region - unsigned percentReads; // target percentage of read accesses - unsigned percentFunctional; // target percentage of functional accesses + unsigned percentReads; // target percentage of read accesses + unsigned percentFunctional; // target percentage of functional accesses unsigned percentUncacheable; int id; @@ -153,12 +154,12 @@ class MemTest : public MemObject Addr traceBlockAddr; - Addr baseAddr1; // fix this to option - Addr baseAddr2; // fix this to option + Addr baseAddr1; // fix this to option + Addr baseAddr2; // fix this to option Addr uncacheAddr; - unsigned progressInterval; // frequency of progress reports - Tick nextProgressMessage; // access # for next progress report + unsigned progressInterval; // frequency of progress reports + Tick nextProgressMessage; // access # for next progress report unsigned percentSourceUnaligned; unsigned percentDestUnaligned; @@ -170,9 +171,9 @@ class MemTest : public MemObject bool atomic; - Stats::Scalar<> numReadsStat; - Stats::Scalar<> numWritesStat; - Stats::Scalar<> numCopiesStat; + Stats::Scalar numReadsStat; + Stats::Scalar numWritesStat; + Stats::Scalar numCopiesStat; // called by MemCompleteEvent::process() void completeRequest(PacketPtr pkt); |