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| author | Gabe Black <gabeblack@google.com> | 2019-10-13 23:56:30 -0700 |
|---|---|---|
| committer | Gabe Black <gabeblack@google.com> | 2019-10-25 22:42:31 +0000 |
| commit | 54b9d49ec79b8c93ce914d4c3600661363e829d5 (patch) | |
| tree | 2b0d3e6988b697c69cb46cdb2567ac0cb283f784 /src/arch | |
| parent | 272a43175fc0de46ba1e264b3b1add5ea01d7e5d (diff) | |
| download | gem5-54b9d49ec79b8c93ce914d4c3600661363e829d5.tar.xz | |
fastmodel: Implement getCurrentInstCount.
This uses the step counter the iris API provides.
Change-Id: Ic916888fa256d0aa65042d3e6695d9bf4ba32c86
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/22111
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/arm/fastmodel/iris/thread_context.cc | 9 | ||||
| -rw-r--r-- | src/arch/arm/fastmodel/iris/thread_context.hh | 2 |
2 files changed, 10 insertions, 1 deletions
diff --git a/src/arch/arm/fastmodel/iris/thread_context.cc b/src/arch/arm/fastmodel/iris/thread_context.cc index 79c9062cb..43be17142 100644 --- a/src/arch/arm/fastmodel/iris/thread_context.cc +++ b/src/arch/arm/fastmodel/iris/thread_context.cc @@ -163,6 +163,15 @@ ThreadContext::~ThreadContext() client.unregisterEventCallback("ec_IRIS_INSTANCE_REGISTRY_CHANGED"); } +Tick +ThreadContext::getCurrentInstCount() +{ + uint64_t count; + auto ret = call().step_getStepCounterValue(_instId, count, "instruction"); + panic_if(ret != iris::E_ok, "Failed to get instruction count."); + return count; +} + ThreadContext::Status ThreadContext::status() const { diff --git a/src/arch/arm/fastmodel/iris/thread_context.hh b/src/arch/arm/fastmodel/iris/thread_context.hh index c07c642fb..da9666161 100644 --- a/src/arch/arm/fastmodel/iris/thread_context.hh +++ b/src/arch/arm/fastmodel/iris/thread_context.hh @@ -100,7 +100,7 @@ class ThreadContext : public ::ThreadContext void serviceInstCountEvents(Tick count) override {} void scheduleInstCountEvent(Event *event, Tick count) override {} void descheduleInstCountEvent(Event *event) override {} - Tick getCurrentInstCount() override { return 0; } + Tick getCurrentInstCount() override; virtual Counter totalInsts() |