[libc] Add half-precision math functions to the math header #155060
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@llvm/pr-subscribers-libc Author: Leandro Lacerda (leandrolcampos) ChangesThis patch adds the Full diff: https://github.com/llvm/llvm-project/pull/155060.diff 1 Files Affected:
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
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jhuber6
approved these changes
Aug 23, 2025
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This patch adds the
exp10f16,exp2f16,expf16, andexpm1f16math functions to themath.hheader.