From 848cab66b8df8f974f9829234525523c35c6eb3d Mon Sep 17 00:00:00 2001
From: Leandro Augusto Lacerda Campos <leandrolcampos@yahoo.com.br>
Date: Fri, 22 Aug 2025 23:23:19 -0300
Subject: [PATCH] Add half-precision math functions to `math.h` header

---
 libc/include/math.yaml | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/libc/include/math.yaml b/libc/include/math.yaml
index 60e6265eece75..6f48e0e9fd35f 100644
--- a/libc/include/math.yaml
+++ b/libc/include/math.yaml
@@ -370,6 +370,13 @@ functions:
     return_type: float
     arguments:
       - type: float
+  - name: exp10f16
+    standards:
+      - stdc
+    return_type: _Float16
+    arguments:
+      - type: _Float16
+    guard: LIBC_TYPES_HAS_FLOAT16
   - name: exp10m1f
     standards:
       - stdc
@@ -395,6 +402,13 @@ functions:
     return_type: float
     arguments:
       - type: float
+  - name: exp2f16
+    standards:
+      - stdc
+    return_type: _Float16
+    arguments:
+      - type: _Float16
+    guard: LIBC_TYPES_HAS_FLOAT16
   - name: exp2m1f
     standards:
       - stdc
@@ -414,6 +428,13 @@ functions:
     return_type: float
     arguments:
       - type: float
+  - name: expf16
+    standards:
+      - stdc
+    return_type: _Float16
+    arguments:
+      - type: _Float16
+    guard: LIBC_TYPES_HAS_FLOAT16
   - name: expm1
     standards:
       - stdc
@@ -426,6 +447,13 @@ functions:
     return_type: float
     arguments:
       - type: float
+  - name: expm1f16
+    standards:
+      - stdc
+    return_type: _Float16
+    arguments:
+      - type: _Float16
+    guard: LIBC_TYPES_HAS_FLOAT16
   - name: f16add
     standards:
       - llvm_libc_ext