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PerfCnt: count and sum for each DiffState when Batch #560

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Feb 5, 2025
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@klin02 klin02 commented Feb 1, 2025

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klin02 commented Feb 1, 2025

Previous we will only show v_difftest_Batch when enable Batch. This change will also show nums and bytes of every DifftestBundle, which will help find out key DiffState affecting DPIC performance

Previous we will only show v_difftest_Batch when enable Batch.

This change will also show nums and bytes of every DifftestBundle,
which will help find out key DiffState affecting DPIC performance.
@klin02 klin02 requested a review from poemonsense February 5, 2025 10:59
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We need better ways to define performance counters in the future.

@klin02 klin02 merged commit d423186 into master Feb 5, 2025
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@klin02 klin02 deleted the batch-perf branch February 5, 2025 12:23
klin02 added a commit to OpenXiangShan/XiangShan that referenced this pull request Feb 10, 2025
* commit: b537f528bbb9e400b9d0da8756219a5f6d107be9

Including:
* fix(xdma): remove replicate data parsing when USE_THREAD_MEMPOOL (OpenXiangShan/difftest#555)
* Preprocess: move from Gateway to seperate file (OpenXiangShan/difftest#559)
* Batch: collect from different groups in one cycle to reduce gates (OpenXiangShan/difftest#558)
* feat(query): support query for difftest-dpic data (OpenXiangShan/difftest#557)
* PerfCnt: count and sum for each DiffState when Batch (OpenXiangShan/difftest#560)
* Preprocess: skip loadEvent for single-core (OpenXiangShan/difftest#561)
* vcs: Refact DifftestEndpoint by split large always-block into piece (OpenXiangShan/difftest#565)
* vcs: Ensure correct execution order of difftest DPI calls (OpenXiangShan/difftest#563)
* Batch: disable split strategy for FPGA to reduce gates (OpenXiangShan/difftest#562)
* fix(elfloader): Sort phdr entries by paddr before return to readFromElf() (OpenXiangShan/difftest#566)
* Batch: rename BatchInterval to BatchStep, move to tail of StepInfo (OpenXiangShan/difftest#564)
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