Add Halidoscope for interactive trace and profiling visualization. - #9356

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parkerziegler wants to merge 68 commits into

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parkerziegler/halidoscope

Commits on Aug 20, 2026

Initial prototype of neotrace viewer

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parkerziegler
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3df85f2
Add local_laplacian_trace / process_viz to build

alexreinking
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parkerziegler
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8e4e26a
basic neotrace fixups

alexreinking
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parkerziegler
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4bf6c99
pre-commit after rebase

alexreinking
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parkerziegler
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88e30e5
Add profiling; fix render performance

alexreinking
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parkerziegler
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d20791c
Improve scrubbing performance

alexreinking
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parkerziegler
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15b95ed
feat: Initial commit for basic client-server setup for Halidoscope.

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parkerziegler
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909c4ed
feat: Support full playback and forward scrubbing of Halide traces.

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parkerziegler
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047b256
feat: Support RGB.

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parkerziegler
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7aa9437
feat: Add support for heatmap visualizations of load / store counts.

parkerziegler
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claude
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3ab8906
feat: Migrate to Rust backend and add Histograms.

parkerziegler
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claude
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6b90a9c
feat: Add support for Reuse Distance visualization and highlight live Funcs on playback.

parkerziegler
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claude
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665ef4b
fix: Remove Python backend and shift Tauri app to root directory of apps/halidoscope.
parkerziegler
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c55ad21
Support produce-consume liveness highlighting and refactor backend with mode-specific renderers.

parkerziegler
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claude
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5002b3d
Add CLI for snapshotting Func buffers at packet indices.
parkerziegler
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5f66e2f
Add dot subcommand to Halidoscope CLI.
parkerziegler
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9443c30
Adjust packet parsing to accommodate #9192 and report thread count information by Func.
parkerziegler
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8f41c43
Fix responsive text aliasing issues by using NodeToolbar.
parkerziegler
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d156730
Fix liveness producer-consumer derivation to align more closely with the notion of producer-consumer in the original Halide paper.

parkerziegler
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claude
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939f783
Adjust liveness color mappings.
parkerziegler
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8241df7
Adjust redundant store count metric to mark a redundant store only if there are no intervening loads.

parkerziegler
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claude
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872367a
Add support for normalization modes and real-time histogram rendering.

parkerziegler
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1c2e216
Add list and stats CLI subcommands.

parkerziegler
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c69dad2
Adjust halidoscope snapshot subcommand to return values as JSON.

parkerziegler
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claude
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c8fd203
Add docs on building Halidoscope, using the GUI and CLI, and developing Halidoscope locally.
parkerziegler
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46acffe
Add support for NaN and inf rendering.
parkerziegler
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608d94d
Add support for Thread Coverage rendering.
parkerziegler
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ee89272
Dramatically improve rendering performancefor Load Frequency render mode.
parkerziegler
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967e4b0
Add support for thread filtering and highlighting.
parkerziegler
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857a377
Back out changes to Python tracing infrastructure that are not on main and not used by Halidoscope.
parkerziegler
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aceaa66
Add support for visualizing information from the Halide profiler.
parkerziegler
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b743763
Reduce IPC calls by shifting NaN/Inf overlay computation into the IPC response for each render mode.

parkerziegler
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claude
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bfcb819
Support user-selected colors for NaN and Inf highlighting. Rework UI to keep display parameters visible across all top-level tabs.
parkerziegler
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a598fde
Ignore demos.
parkerziegler
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8ee9b76
Add support for Grayscale render mode histograms.
parkerziegler
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7982b07
Add basic support for RGB histograms.

parkerziegler
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eb010cc
Add .halidoscope method to Pipeline class.

parkerziegler
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5868c55
Support invoking Halidoscope with no arguments.

parkerziegler
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d809ffd
Apply clippy recommended fixes.
parkerziegler
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7cc5bb6
Reduce trace loading and parsing time 1.25x by combining stats computation into 2 (instead of 5) passes over store and load indices.

parkerziegler
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a6f7fb8
Adjust and document types for the frontend.

parkerziegler
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ccf4613
Add HalidoscopeOptions to allow callers of Pipeline::halidoscope to specify a path to the halidoscope binary on disk.
parkerziegler
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e503a39
Allow callers of Pipeline::halidoscope to specify a non-volatile directory for persisting generated Halide trace and profile.
parkerziegler
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44d4ca4
Fix missing end bin in histogram rendering and shift all render mode GUI controls into RenderModeParameters component.
parkerziegler
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881ce00
Only include NaN and Inf overlay buffers when explicitly requested.
parkerziegler
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c7d5dfe
Only request live Funcs during playback to reduce IPC calls.
parkerziegler
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592ccd7
Add more granular loading feedback to support XL traces.
parkerziegler
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dbe3d5e
Send NaN and Inf buffers as bit masks.
parkerziegler
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e702be4
Fix caching scope bug in FuncNode.
parkerziegler
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a266317
Use bindgen to derive halide_trace_packet_t's field names and offsets from HalideRuntime.h.

parkerziegler
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f42366f
Introduce RAII type to support accumulating profiler stats in Halidoscope's JIT profiling runs.

parkerziegler
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1f5cdab
Standardize styles for Select and Checkbox components and reuse across UI.

parkerziegler
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b845629
Add new Profile UI.

parkerziegler
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Claude Sonnet 5
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1f7ef54
Move halidoscope into the tools directory.
parkerziegler
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b98274e
Remove erroneously committed files.
parkerziegler
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e9dab3f
Fix Halidoscope profiling pass to snapshot profiler stats once just before exit of DeferProfilerFlush.

parkerziegler
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93510cd
Fix clang-tidy warnings.
parkerziegler
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5bc2dce
Check in Halidoscope's icon set.
parkerziegler
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d8e77c0
Misc improvements to tooltips and styling in Profile tab.
parkerziegler
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2baf1fb
Make sizes a required argument for Pipeline::halidoscope's first overload.
parkerziegler
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85a4432
Rework component directory structure for maintainability and clarity.
parkerziegler
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68b0708
Standardize Props naming convention.
parkerziegler
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2a0a502
Make all HalidoscopeOptions fields optional, and update README.
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2f62d76
Add updated icons.
parkerziegler
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08c1d5f
Remove unneeded icons.
parkerziegler
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8296d43
Add basic tests for Pipeline::halidoscope.

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1061c18
Fix CI error on Windows owing to unreferenced local variable.
parkerziegler
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87189a8
Only run halidoscope tests with serialization enabled.

parkerziegler
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e85bf54