Files
hakorune/tools/selfhost/README.md
nyash-codex 075257a948 Hybrid selfhost build (tools) + opt-in smokes
- Add tools/selfhost/selfhost_build.sh: Stage‑B emit(JSON v0) + optional Core‑Direct (in-proc) run
- Add tools/selfhost/README.md
- Add opt-in smokes: selfhost_build_return_vm, selfhost_build_binop_vm (SMOKES_ENABLE_SELFHOST=1)

This establishes the mixed selfhost route (Hakorune Stage‑B front), ready to expand toward full build.
2025-11-02 18:07:33 +09:00

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Hybrid Selfhost Build (80/20)

Purpose

  • Provide a minimal, fast path to compile Hako source via Hakorune StageB to Program(JSON v0), and optionally run it via CoreDirect (inproc).
  • Future: add MIR emit and ny-llvmc EXE build in small increments.

Script

  • tools/selfhost/selfhost_build.sh
    • --in <file.hako>: input Hako source
    • --json <out.json>: write Program(JSON v0); default: /tmp/hako_stageb_$$.json
    • --run: run via GateC/Core Direct (inproc). Exit code mirrors program return.
    • Env:
      • NYASH_BIN: path to hakorune/nyash binary (auto-detected)
      • NYASH_ROOT: repo root (auto-detected)

Examples

# Emit JSON only
tools/selfhost/selfhost_build.sh --in apps/demo/main.hako --json /tmp/demo.json

# Run and use exit code
tools/selfhost/selfhost_build.sh --in apps/demo/return7.hako --run; echo $?

Notes

  • The script uses StageB entry (lang/src/compiler/entry/compiler_stageb.hako).
  • Runner executes CoreDirect in-proc under HAKO_CORE_DIRECT_INPROC=1.
  • For heavier cases (bundles/alias/require), keep StageB canaries optin in quick profile.