diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index 683c7464abde9..af9f687e8fcd8 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -757,6 +757,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -765,6 +771,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index f8ecc2ea8a3a4..ce8d7c0d13b76 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -760,6 +760,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -768,6 +774,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index 679bfb3803686..7eeec245a31dd 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -760,6 +760,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -768,6 +774,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index 72b0265552ab8..de4b4df024ca1 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -590,6 +590,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -598,6 +604,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index b5ab1ee26a867..f668e8a6ebff3 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -233,6 +233,12 @@ set(TARGET_LIBM_ENTRYPOINTS
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index 77a13a66da545..f7b8b2f66c230 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -616,6 +616,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index 61c9c717d37ef..23afb40904836 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -617,6 +617,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index fbdf8fb621b0f..62a3ae9b2fa96 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -844,6 +844,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -852,6 +858,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LLVM_LIBC_FULL_BUILD)
   list(APPEND TARGET_LIBC_ENTRYPOINTS
     # assert.h entrypoints
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index e3f5feecc896a..eedf184384c19 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -460,6 +460,12 @@ set(TARGET_LIBM_ENTRYPOINTS
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index ba67dddbe8b98..cd569795ce438 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -863,6 +863,12 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
@@ -871,6 +877,14 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
   libc.src.math.truncbf16
 )
 
+if(LIBC_TYPES_HAS_FLOAT128)
+  list(APPEND TARGET_LIBM_ENTRYPOINTS
+    # math.h C++23 mixed bfloat16 and _Float128 entrypoints
+    libc.src.math.bf16addf128
+    libc.src.math.bf16subf128
+  )
+endif()
+
 if(LIBC_COMPILER_HAS_FIXED_POINT)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # stdfix.h _Fract and _Accum entrypoints
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 0a2b24b420ac2..2b0cf33dd67f4 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -895,13 +895,13 @@ endif()
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
-  libc.src.math.ceilbf16
   libc.src.math.bf16add
   libc.src.math.bf16addf
   libc.src.math.bf16addl
   libc.src.math.bf16sub
   libc.src.math.bf16subf
   libc.src.math.bf16subl
+  libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16
   libc.src.math.roundbf16
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index 994078c0ed274..1b1db5e5076b4 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -306,6 +306,12 @@ set(TARGET_LIBM_ENTRYPOINTS
 
 list(APPEND TARGET_LIBM_ENTRYPOINTS
   # bfloat16 entrypoints
+  libc.src.math.bf16add
+  libc.src.math.bf16addf
+  libc.src.math.bf16addl
+  libc.src.math.bf16sub
+  libc.src.math.bf16subf
+  libc.src.math.bf16subl
   libc.src.math.ceilbf16
   libc.src.math.fabsbf16
   libc.src.math.floorbf16