CI: deprecate releases

.github/ISSUE_TEMPLATE/bug_report.md

@@ -21,8 +21,7 @@ useful for layout problems in the PDF or HTML pages.
 
 **Our commitment**
 
-We will work to solve the bug report in time for the upcoming
-release. However, we would like to encourage you to submit the fix
-yourself, if possible. If you intend to do so and this is your first
+We will work to solve the bug report timely. However, we encourage you to submit
+the fix yourself, if possible. If you intend to do so and this is your first
 contribution, we recommend reading our [contribution
 guidelines](https://github.com/ARM-software/acle/blob/main/CONTRIBUTING.md).

.github/PULL_REQUEST_TEMPLATE.md

@@ -50,9 +50,9 @@ Checklist: (mark with ``X`` those which apply)
       patch will be automatically checked in the Actions of the pull
       request.
 * [ ] I have added an item that describes the changes I have
-      introduced in this PR in the section **Changes for next
-      release** of the section **Change Control**/**Document history**
-      of the document. Create **Changes for next release** if it does
+      introduced in this PR in the section **Changes for year 20xx** (this year)
+      of the section **Change Control**/**Document history**
+      of the document. Create **Changes for year 20xx** if it does
       not exist. Notice that changes that are not modifying the
       content and rendering of the specifications (both HTML and PDF)
       do not need to be listed.

CONTRIBUTING.md

@@ -8,12 +8,11 @@ title: Contribution Guidelines
 
 # Thank you for considering contributing!
 
-Contributions are always welcome. We accept [bug fixes](#bugs),
-[proposals and new ideas](#proposals-for-new-content), or simply [editorial
-improvements](#editorial-improvements).
+Contributions are always welcome. We accept bug fixes, proposals and new ideas,
+or simply editorial improvements.
 
 By submitting a pull request you are implicitly adhering to the
-[contribution agreement](#contribution-agreement)
+contribution agreement below.
 
 ## Bugs
 
@@ -52,14 +51,9 @@ the specifications and stores them in the folder `pdfs`.
 
 # Continuous integration
 
-The continuous integration bot executes the script:
-
-```
- ./build_with_docker.sh
-```
-
-PDFs are generated automatically in response to a pull request. You
-can download the PDFs in the `Actions` tab of any pull request.
+The continuous integration bot executes the script and generates PDFs
+automatically in response to a pull request. You can download the PDFs in the
+`Actions` tab of any pull request.
 
 An additional step uses
 [``markdown-link-check```](https://github.com/tcort/markdown-link-check)
@@ -68,20 +62,13 @@ correctly.
 
 # Branches and pull requests.
 
-The branch `latest-release` is the release branch, which contains the
-code used to build the PDFs of the [latest official
-release](https://github.com/ARM-software/acle/releases/latest). The
-branch `latest-release` is also used to build the [website of the ACLE
-project](https://arm-software.github.io/acle).
-
-New development (bug-fixes, proposals, extensions, and so on) is
-committed on the `main` branch. Therefore, please submit your
-PR against the branch `main`.
+Development (bug-fixes, proposals, extensions, and so on) is conducted
+exclusively on the `main` branch. Therefore, please submit your PR against
+`main`.
 
-It is good practice to track changes. In the section `Changes for next
-release`, please list any changes that you have made to the
-document. For an example, see [this
-PR](https://github.com/ARM-software/acle/pull/19).
+It is good practice to track changes. In section `Changes after ACLE Q1 2026`,
+please list any changes that you have made to the document. As an example, see
+[this PR](https://github.com/ARM-software/acle/pull/443/changes).
 
 # Contribution agreement
 

README.md

@@ -15,16 +15,31 @@
 This repository contains the source material from which the
 specifications for the Arm C Language Extensions (ACLE) are derived.
 
-The latest release of the specifications can be browsed online at
+The latest version of the specifications can be browsed online at
 [arm-software.github.io/acle/](https://arm-software.github.io/acle/).
 
-The PDF version of the documents can be retrieved from the [latest
-release](https://github.com/ARM-software/acle/releases/latest) page.
+## Versioning
 
-The development version is stored on the branch `main` at
-[github.com/ARM-software/acle/](https://github.com/ARM-software/acle/),
-while the latest released version is tracked by the branch
-`latest-release`.
+We have transitioned from a quarterly release schedule to a continuously updated
+specification. The specification is now updated on every commit as changes are
+completed and reviewed, providing more timely access to new features,
+clarifications, and corrections.
+
+The PDF version of the documents can be retrieved from the
+[releases](https://github.com/ARM-software/acle/releases) page.
+
+Branch `main` at
+[github.com/ARM-software/acle/](https://github.com/ARM-software/acle/) is
+ACLE's main development branch.
+
+## Legacy releases
+
+Quarterly releases (now considered legacy) up to 2026Q1 are also present in the
+[releases](https://github.com/ARM-software/acle/releases) page.
+
+Pre-GitHub versions of the documents were previously released on
+[Arm Developer](https://developer.arm.com), and are also hosted in this
+repository, in [Legacy releases](legacyreleases/README.md).
 
 ## Contributing
 
@@ -43,19 +58,18 @@ an email to arm.acle@arm.com.
 
 ## List of documents
 
-HTML version                                                                                                  | PDF version
----                                                                                                           | ---
-[Arm C Language Extensions](https://arm-software.github.io/acle/main/)                                        | [download](https://github.com/ARM-software/acle/releases/latest)
-[Morello Supplement to the Arm C Language Extensions](https://arm-software.github.io/acle/morello/)           | [download](https://github.com/ARM-software/acle/releases/latest)
-[Arm MVE Intrinsics](https://arm-software.github.io/acle/mve_intrinsics/)                                     | [download](https://github.com/ARM-software/acle/releases/latest)
-[Arm Neon Intrinsics Reference](https://arm-software.github.io/acle/neon_intrinsics/)                         | [download](https://github.com/ARM-software/acle/releases/latest)
-[Arm®v8-M Security Extensions - Requirements on Development Tools](https://arm-software.github.io/acle/cmse/) | [download](https://github.com/ARM-software/acle/releases/latest)
+[Arm C Language Extensions](https://arm-software.github.io/acle/main/)
 
-## Legacy releases
+[Morello Supplement to the Arm C Language Extensions](https://arm-software.github.io/acle/morello/)
+
+[Arm MVE Intrinsics](https://arm-software.github.io/acle/mve_intrinsics/)
+
+[Arm Neon Intrinsics Reference](https://arm-software.github.io/acle/neon_intrinsics/)
+
+[Arm®v8-M Security Extensions - Requirements on Development Tools](https://arm-software.github.io/acle/cmse/)
 
-Legacy versions of the documents were released on [Arm Developer](https://developer.arm.com).
-They are now also hosted in this repository and are to be found in [Legacy releases](legacyreleases/README.md).
-They follow the same folder naming scheme as the main document folders.
+The PDF versions can be found in the latest GitHub
+[release](https://github.com/ARM-software/acle/releases/latest).
 
 # License
 

main/acle.md

@@ -1,6 +1,5 @@
 ---
 title: Arm C Language Extensions
-date-of-issue: 15 May 2026
 # LaTeX specific variables
 copyright-text: "Copyright: see section \\texorpdfstring{\\nameref{copyright}}{Copyright}."
 # Jekyll specific variables
@@ -117,9 +116,7 @@ about Arm’s trademarks.
 
 ## About this document
 
-### Change control
-
-#### Current Status and Anticipated Changes
+### Support levels
 
 The following support level definitions are used by the ACLE
 specifications:
@@ -151,7 +148,36 @@ specifications:
 All content in this document is at the **Release** quality level,
 unless a different support level is specified in the text.
 
-#### Change history
+### Changelog for year 2026
+
+After leagcy release 2026Q1, this specification is published continuously from
+the main branch. Each published version is identified by its Git commit hash.
+
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3), SME2.3 (FEAT_SME2p3), FEAT_F16F32DOT
+  dot product intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for FEAT_F16F32MM, FEAT_F16MM and FEAT_SVE_B16MM mmla intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 lookup table intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 pairwise operation intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 conversion intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 absolute difference accumulation
+  intrinsics.
+* Added [**Alpha**](#current-status-and-anticipated-changes)
+  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 shift right narrow intrinsics.
+* Bumped armv9.6 intrinsics implementation to [**Beta**](#current-status-and-anticipated-changes)
+* Added support for producer-consumer data placement hints.
+* Clarified interaction between SME keyword attributes and a common compiler
+  extension whereby type attributes can be inherited between subsequent
+  duplicate decls.
+
+### Legacy changelog
+
+The changes between legacy releases were as follows:
 
 | **Issue**    | **Date**          | **By** | **Change**                                                                                                           |
 | ------------ | ----------------- | ------ | -------------------------------------------------------------------------------------------------------------------- |
@@ -488,30 +514,6 @@ Armv8.4-A [[ARMARMv84]](#ARMARMv84). Support is added for the Dot Product intrin
   for Brain 16-bit floating-point vector multiplication intrinsics.
 * Redesigned atomic store with hints intrinsics.
 
-#### Changes after ACLE Q1 2026
-
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3), SME2.3 (FEAT_SME2p3), FEAT_F16F32DOT
-  dot product intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for FEAT_F16F32MM, FEAT_F16MM and FEAT_SVE_B16MM mmla intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 lookup table intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 pairwise operation intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 conversion intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 absolute difference accumulation
-  intrinsics.
-* Added [**Alpha**](#current-status-and-anticipated-changes)
-  support for SVE2.3 (FEAT_SVE2p3) and SME2.3 shift right narrow intrinsics.
-* Bumped armv9.6 intrinsics implementation to [**Beta**](#current-status-and-anticipated-changes)
-* Added support for producer-consumer data placement hints.
-* Clarified interaction between SME keyword attributes and a common compiler
-  extension whereby type attributes can be inherited between subsequent
-  duplicate decls.
-
 ### References
 
 This document refers to the following documents.

neon_intrinsics/advsimd.md

@@ -1,6 +1,5 @@
 ---
 title: Arm Neon Intrinsics Reference
-date-of-issue: 15 May 2026
 # LaTeX specific variables
 landscape: true
 copyright-text: "Copyright: see section \\texorpdfstring{\\nameref{copyright}}{Copyright}."
@@ -108,7 +107,18 @@ for more information about Arm’s trademarks.
 * Copyright 2014-2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
 * Copyright 2021 Matt P. Dziubinski <matdzb@gmail.com>
 
-## Document history
+## About this document
+
+### Changelog for year 2026
+
+After leagcy release 2026Q1, this specification is published continuously from
+the main branch. Each published version is identified by its Git commit hash.
+
+* Added support for FEAT_F16F32DOT
+* Added support for FEAT_F16F32MM and FEAT_F16MM
+* Renamed vmmlaq_f16_f16 to vmmlaq_f16
+
+### Legacy changelog
 
 | Issue | Date              | Change               |
 | ----- | ----------------- | -------------------- |
@@ -128,12 +138,12 @@ for more information about Arm’s trademarks.
 | N     | 06 June 2025      | 2025Q2               |
 | O     | 15 May 2026       | 2026Q1               |
 
-### Changes between 2021Q2 and 2021Q3
+#### Changes between 2021Q2 and 2021Q3
 
 * Fixed the guard macro for the base intrinsics.
 * Corrected ``sdot``, ``udot`` and ``usdot`` specification on AArch32.
 
-### Changes between 2021Q3 and 2021Q4.
+#### Changes between 2021Q3 and 2021Q4.
 
 * Fixed typo in signature of ``vaddq_s16``.
 * Updated copyright statement in section [Copyright](#copyright).
@@ -144,36 +154,30 @@ for more information about Arm’s trademarks.
 * Added missing item for release 2021Q3 in the table with the list of
   versions in section [Document history](#document-history).
 
-### Changes between 2021Q4 and 2023Q2
+#### Changes between 2021Q4 and 2023Q2
 
 * Added support for FEAT_LRCPC3 LDAP1/STL1 intrinsics.
 
-### Changes between 2023Q2 and 2024Q3
+#### Changes between 2023Q2 and 2024Q3
 
 * Fixed the range of the ``lane`` immediate argument for ``vst2q_lane_f64``.
 
-### Changes between 2024Q3 and 2024Q4
+#### Changes between 2024Q3 and 2024Q4
 
 * Added `mf8` forms of the `vbsl`, `vluti2` and `vluti4` families of
   intrinsics.
 
-### Changes between 2024Q4 and 2025Q2
+#### Changes between 2024Q4 and 2025Q2
 
 * Added `fp8` version of the `vget_lane` intrinsic.
 
-### Changes between 2025Q2 and 2026Q1
+#### Changes between 2025Q2 and 2026Q1
 
 * Added support for FEAT_FPRCVT intrinsics.
 * Fixed typos in the "AArch64 Instruction" and "Result" fields of
   floating point conversion intrinsics from "Half Precision to 32-bit"
   and "Half Precision to 64-bit".
 
-### Changes since 2026Q1
-
-* Added support for FEAT_F16F32DOT
-* Added support for FEAT_F16F32MM and FEAT_F16MM
-* Renamed vmmlaq_f16_f16 to vmmlaq_f16
-
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