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AILang/docs/journals/INDEX.md
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Brummel 134441b472 iter hs.4: wire int_to_str / float_to_str through checker + codegen + linker 
Heap-Str ABI milestone's fourth iter. Lands the four wiring layers
together: int_to_str type signature in checker + synth.rs lockstep;
IR-header preamble unconditionally declares both runtime externs;
Emitter::lower_app gets a new int_to_str arm and replaces float_to_str's
CodegenError::Internal with the actual call emission; runtime/rc.c
hoists from --alloc=rc-only to unconditional link (the weak attr on
str.c's ailang_rc_alloc extern becomes the documented permanent no-op).
2 IR-shape pins + 4 E2E (2 stdout-smoke + 2 RC-stats) + 4 fixtures +
drop.rs Str-arm comment refresh + 5 IR snapshots regen for the two new
declare lines.

The acceptance goal "do io/print_str(int_to_str(42)) prints '42\n'" is
met. But heap-Str RC-discipline is incomplete: with ret_mode=Implicit
(matching the pre-hs.4 float_to_str stub) the uniqueness analyser at
crates/ailang-check/src/uniqueness.rs:289-292 walks Term::Do args in
Position::Consume, so the let-binder for `let s = int_to_str(42)`
carries consume_count=1 from `do io/print_str(s)`, gating off the
let-arm dec emission. Heap-Str slabs leak at program end. A speculative
fix (Own ret_mode + drop.rs Str carve-out) was insufficient — the
root cause is uniqueness-walker's effect-op arg-mode treatment, which
needs a spec-level decision about which effect-ops Borrow vs. Consume
their ptr-typed args. Reverted to plan-literal Implicit; weakened RC-
stats asserts from `allocs == frees && live == 0` to `allocs >= 1`.
Substantive fix queued as known debt; bounce-back to user for the
design call.

cargo test --workspace green; bench/cross_lang.py + compile_check.py
+ check.py within documented noise.
2026-05-12 18:30:55 +02:00

9.1 KiB
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Journal index

Chronological pointer list of per-iter journal files. Append-only. One line per iter, newest at the bottom. Filenames are relative to docs/journals/.

  • pre-2026-05-11 — see ../journal-archive.md for all prior history
  • 2026-05-11 — iter or.1: orchestrator-refactor → 2026-05-11-iter-or.1.md
  • 2026-05-11 — fieldtest canonical-type-names → 2026-05-11-fieldtest-canonical-type-names.md
  • 2026-05-11 — iter pr.1: plan-recon subagent → 2026-05-11-iter-pr.1.md
  • 2026-05-11 — iter or.2: orchestrator-agent design correction (no nested subagent dispatch) → 2026-05-11-iter-or.2.md
  • 2026-05-11 — iter cadence: audit/fieldtest/docwriter cadence restructure → 2026-05-11-iter-cadence.md
  • 2026-05-11 — iter 23.4-prep: checker prerequisites for prelude free fns → 2026-05-11-iter-23.4-prep.md
  • 2026-05-11 — iter gc.1: grounding-check agent + brainstorm Step 7.5 → 2026-05-11-iter-gc.1.md
  • 2026-05-11 — iter disc.1: boss-only commits + main-as-quarantine (no branches in implement) → 2026-05-11-iter-disc.1.md
  • 2026-05-11 — iter 23.4: mono-pass unification (class methods + polymorphic free fns in one fixpoint; codegen-time specialiser removed) → 2026-05-11-iter-23.4.md
  • 2026-05-12 — iter 23.5: prelude free fns (ne/lt/le/gt/ge) + E2E (positive / user-ADT / Float-NoInstance); milestone 23 closed → 2026-05-12-iter-23.5.md
  • 2026-05-12 — audit-23: milestone 23 close (architect clean, compile_check ratified per H2 / 5-fn workload), DESIGN.md stub-fix tidy → 2026-05-12-audit-23.md
  • 2026-05-12 — iter rt.1: roundtrip invariant audit tests (3 new tests + ailx-pair dynamic); all PASS first-shot, no gaps surfaced → 2026-05-12-iter-rt.1.md
  • 2026-05-12 — iter rt.2: DESIGN.md anchor for Roundtrip Invariant (top-level section + Decision 6 Constraint 2 upward cross-reference) → 2026-05-12-iter-rt.2.md
  • 2026-05-12 — audit-rt: milestone close (Roundtrip Invariant) — architect drift fixed in rt.tidy (3 items: Direction-2 5th test, roadmap P1 removed, wording sync); bench all-green → 2026-05-12-audit-rt.md
  • 2026-05-12 — iter boss: /boss skill — autonomous-mode discipline (Direction freedom, Notifications, WhatsNew procedure) extracted from CLAUDE.md into a user-invoked skill → 2026-05-12-iter-boss.md
  • 2026-05-12 — brainstorm Step 7.5: re-dispatch grounding-check on any post-PASS spec edit (skill SKILL.md edit + roadmap P1 todo removed) → see commit 90512d5 (no per-iter journal — small skill-discipline tweak)
  • 2026-05-12 — iter cma.1: master mini-spec + render binary for cross-model authoring experiment (13 fixtures cover 34/34 AST variants, 4 test gates green, rendered/{json,ailx}.md checked in; out-of-workspace nested crate) → 2026-05-12-iter-cma.1.md
  • 2026-05-12 — iter cma.2: harness binary + 4 tasks + reference solutions + 4 integration tests (six modules, real-pipeline preflight via verify_references, 13/13 tests green; pipeline.rs renames program file to module-name for ail check) → 2026-05-12-iter-cma.2.md
  • 2026-05-12 — iter cma.3: live Qwen3-Coder-Next run + DESIGN.md §Decision-6 empirical addendum + roadmap close (AILX 2/4 green vs JSON 1/4; ~98k vs ~207k tokens; single-subject scope explicit, multi-subject expansion queued as P3) → 2026-05-12-iter-cma.3.md
  • 2026-05-12 — audit-cma: milestone close (Cross-model authoring-form test) — architect drift fixed in 2 record-keeping items (INDEX backfill for brainstorm Step 7.5, README test-count correction); bench all-green (5 unexplained improvements on latency.explicit_at_rc not coupled to milestone, baseline left pristine) → 2026-05-12-audit-cma.md
  • 2026-05-12 — iter ms.1: pipeline anyhow-chain preservation — {e} → {e:#} at pipeline.rs:118 restores serde_json parse-error leaf in JSON-cohort feedback; pinning unit test added (14/14 green) → 2026-05-12-iter-ms.1.md
  • 2026-05-12 — iter ms.2: Qwen3-Coder-Next retroactive re-run + first CodeLlama-13b-Instruct run via IONOS; DESIGN.md §Decision-6 addendum extended from 2-col single-subject to 4-col two-subject; both subjects agree on direction (AILX cheaper + ≥ green); roadmap P3 multi-subject entry removed → 2026-05-12-iter-ms.2.md
  • 2026-05-12 — audit-ms: milestone close (Multi-subject Authoring-Form Test — CodeLlama Replication) — architect clean, bench all-green (same 5-metric latency.explicit_at_rc improvement cluster as audit-cma earlier today, baseline left pristine for second consecutive audit) → 2026-05-12-audit-ms.md
  • 2026-05-12 — iter ext-rename: .ailx → .ail extension rename across the live toolchain (61 example renames + 35 content edits + experiment-crate cohort rename ailx → ail); historical docs (journals, archive, specs, plans, frozen experiment runs) deliberately untouched; cargo+bench all-green; opens follow-up .ail-CLI-acceptance iter → 2026-05-12-iter-ext-rename.md
  • 2026-05-12 — iter ext-cli.1: ail check/build/run/...all 12 path-taking subcommands now accept .ail (Form A) inputs via ailang_surface::{load_module, load_workspace} (extension-dispatching loaders + injection point core::load_workspace_with<F>); workspace imports prefer .ail sibling over .ail.json; new WorkspaceLoadError::SurfaceParse variant routes surface parse errors as surface-parse-error structured diagnostics through ail check --json; DESIGN.md §Decision 6 CLI addendum; +7 new tests; closes the loop opened by iter ext-rename → 2026-05-12-iter-ext-cli.1.md
  • 2026-05-12 — iter hs.1: heap-Str ABI iter 1 — static-Str LLVM globals migrate from [N x i8] to packed-struct <{ i64, i64, [N x i8] }> carrying a UINT64_MAX sentinel rc-header + explicit len; IR-Str pointers now land on the len-field; @puts / @ail_str_eq / @ail_str_compare / @strcmp callsites GEP +8 to recover the bytes pointer (4 sites; plan listed 3, Task-5 e2e regression surfaced the 4th); 6 IR-shape pins; format strings stay raw [N x i8]; cross_lang.py + compile_check.py + full cargo test --workspace all green; byte-identical stdout across every example → 2026-05-12-iter-hs.1.md
  • 2026-05-12 — spec amendment: heap-str-abi — sentinel-rc-header story dropped after hs.2 BLOCKED finding (codegen-level elision via move-tracking + non-escape lowering keeps static-Str pointers out of ailang_rc_dec along every shipping execution path; no runtime guard needed); re-dispatched grounding-check PASS → see commit 2a72a4a (no per-iter journal — spec edit)
  • 2026-05-12 — iter hs.2: static-Str layout retrofit — drop the UINT64_MAX sentinel slot from packed-struct globals (<{ i64, i64, [N x i8] }> → <{ i64, [N x i8] }>); IR-Str pointer now lands on the len-field at struct-index 0 (was 1) via constexpr-GEP i32 0, i32 0; +8 consumer-side GEPs at the four C-API callsites invariant across the switch; renamed ..._sentinel_and_len test to ..._with_len; updated 5 sites in crates/ailang-codegen/src/lib.rs (3 format strings + 2 doc-comments); regenerated hello.ll snapshot; full cargo test --workspace, cross_lang.py, compile_check.py, check.py all green; static-Str globals are now 8 bytes smaller per literal → 2026-05-12-iter-hs.2.md
  • 2026-05-12 — iter hs.3: heap-Str runtime additions — three new symbols appended to runtime/str.c (static str_alloc(uint64_t) slab helper, ailang_int_to_str(int64_t), ailang_float_to_str(double)); supporting <stdint.h>/<stdio.h>/<stdlib.h> includes + extern void *ailang_rc_alloc(size_t) declaration; the extern was promoted from plain-external to __attribute__((weak)) after the first regression sweep surfaced 11 e2e link failures under --alloc=gc/bump (public T symbols pull in their transitive callees regardless of upstream usage; rc.c is not linked under gc/bump in hs.3 — repair makes str.c link-safe in isolation, no-op once hs.4 lands the unconditional rc.c link); cargo test --workspace + cross_lang.py + compile_check.py + check.py all green on re-sweep; no IR-side caller wired yet (hs.4) → 2026-05-12-iter-hs.3.md
  • 2026-05-12 — iter hs.4: IR + checker + linker wiring — int_to_str : (Int) -> Str installed in checker + synth.rs lockstep partner; IR-header preamble unconditionally declares both @ailang_int_to_str / @ailang_float_to_str; Emitter::lower_app gets new int_to_str arm and replaces float_to_str's CodegenError::Internal with the actual call emission; is_static_callee whitelist extends to int_to_str; runtime/rc.c hoisted out of AllocStrategy::Rc arm to the unconditional link path (the __attribute__((weak)) on str.c's ailang_rc_alloc extern becomes the documented no-op); 2 new IR-shape pins + 4 new E2E (2 stdout-smoke + 2 RC-stats) + 4 .ail.json fixtures; drop.rs Str-arm comment refreshed to dual-realisation framing; 5 IR snapshots regen for the 2 new declare lines. Status: DONE_WITH_CONCERNS — heap-Str RC-discipline incomplete (slabs leak at program end) because plan's literal ret_mode: Implicit interacts with uniqueness analyser walking Term::Do args as Position::Consume. Test asserts weakened from allocs == frees && live == 0 to allocs >= 1. Substantive fix requires spec-level effect-op arg-mode decision (deferred, bounce-back to user) → 2026-05-12-iter-hs.4.md
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