[libc][math] Add Missing math functions to math.yaml · llvm/llvm-project#199266

2026-05-22T19:37:02.000Z

Some of the missing functions - [ ] **Trigonometric Functions**: https://github.com/llvm/llvm-project/pull/199442 - acospif - atan2f16 - [ ] **Error, Gamma Functions and fma**: https://github.com/llvm/llvm-project/pull/199485 - dfmaf128 - dfmal - [ ] **Canonical** : https://github.com/llvm/llvm-project/pull/199317 - iscanonical - iscanonicalf - iscanonicalf128 - iscanonicalf16 - iscanonicall - [ ] **Signaling**: https://github.com/llvm/llvm-project/pull/199357 - issignaling - issignalingf - issignalingf128 - issignalingf16 - issignalingl Feel free to add any additional missing functions apart from this. Make sure to adhere to [LLVM AI Tool Use Policy](https://llvm.org/docs/AIToolPolicy.html).

(19 评论) (1 反应) (0 负责人)C++ (26,378 star) (10,782 fork)batch import

good first issuelibc

描述

Some of the missing functions

Trigonometric Functions: https://github.com/llvm/llvm-project/pull/199442
- acospif
- atan2f16
Error, Gamma Functions and fma: https://github.com/llvm/llvm-project/pull/199485
- dfmaf128
- dfmal
Canonical : https://github.com/llvm/llvm-project/pull/199317
- iscanonical
- iscanonicalf
- iscanonicalf128
- iscanonicalf16
- iscanonicall
Signaling: https://github.com/llvm/llvm-project/pull/199357
- issignaling
- issignalingf
- issignalingf128
- issignalingf16
- issignalingl

Feel free to add any additional missing functions apart from this. Make sure to adhere to LLVM AI Tool Use Policy.

贡献者指南

技术栈: ccpp
领域: backend
议题类型: feature
难度: 3
预计时间: 1-2 days
活动状态: active
清晰度: clear
前置要求: familiarity with LLVM libc structureC/C++ knowledge
新手友好度: 60
研究方向: Examine the linked pull requests (#199442, #199485, #199317, #199357) for examples of how similar functions were added. Look at the file libc/spec/math.yaml to understand the YAML format. Identify a function not yet listed and follow the pattern to add its specification. Ensure compliance with LLVM AI Tool Use Policy.