14 files changed, 318 insertions, 0 deletions
diff --git a/libc/src/math/CMakeLists.txt b/libc/src/math/CMakeLists.txt
index 5b20913..0983d26 100644
--- a/libc/src/math/CMakeLists.txt
+++ b/libc/src/math/CMakeLists.txt
@@ -99,7 +99,10 @@ add_math_entrypoint_object(exp10f)
 add_math_entrypoint_object(expm1)
 add_math_entrypoint_object(expm1f)
 
+add_math_entrypoint_object(f16add)
 add_math_entrypoint_object(f16addf)
+add_math_entrypoint_object(f16addl)
+add_math_entrypoint_object(f16addf128)
 
 add_math_entrypoint_object(f16div)
 add_math_entrypoint_object(f16divf)
@@ -116,7 +119,10 @@ add_math_entrypoint_object(f16sqrtf)
 add_math_entrypoint_object(f16sqrtl)
 add_math_entrypoint_object(f16sqrtf128)
 
+add_math_entrypoint_object(f16sub)
 add_math_entrypoint_object(f16subf)
+add_math_entrypoint_object(f16subl)
+add_math_entrypoint_object(f16subf128)
 
 add_math_entrypoint_object(fabs)
 add_math_entrypoint_object(fabsf)
diff --git a/libc/src/math/f16add.h b/libc/src/math/f16add.h
new file mode 100644
index 0000000..763a078
--- /dev/null
+++ b/libc/src/math/f16add.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16add ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16ADD_H
+#define LLVM_LIBC_SRC_MATH_F16ADD_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16add(double x, double y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16ADD_H
diff --git a/libc/src/math/f16addf128.h b/libc/src/math/f16addf128.h
new file mode 100644
index 0000000..284ce1d
--- /dev/null
+++ b/libc/src/math/f16addf128.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16addf128 --------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16ADDF128_H
+#define LLVM_LIBC_SRC_MATH_F16ADDF128_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16addf128(float128 x, float128 y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16ADDF128_H
diff --git a/libc/src/math/f16addl.h b/libc/src/math/f16addl.h
new file mode 100644
index 0000000..6a7267a
--- /dev/null
+++ b/libc/src/math/f16addl.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16addl -----------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16ADDL_H
+#define LLVM_LIBC_SRC_MATH_F16ADDL_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16addl(long double x, long double y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16ADDL_H
diff --git a/libc/src/math/f16sub.h b/libc/src/math/f16sub.h
new file mode 100644
index 0000000..66f82da
--- /dev/null
+++ b/libc/src/math/f16sub.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16sub ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16SUB_H
+#define LLVM_LIBC_SRC_MATH_F16SUB_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16sub(double x, double y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16SUB_H
diff --git a/libc/src/math/f16subf128.h b/libc/src/math/f16subf128.h
new file mode 100644
index 0000000..eb67429
--- /dev/null
+++ b/libc/src/math/f16subf128.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16subf128 --------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16SUBF128_H
+#define LLVM_LIBC_SRC_MATH_F16SUBF128_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16subf128(float128 x, float128 y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16SUBF128_H
diff --git a/libc/src/math/f16subl.h b/libc/src/math/f16subl.h
new file mode 100644
index 0000000..43b44a5
--- /dev/null
+++ b/libc/src/math/f16subl.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for f16subl -----------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_F16SUBL_H
+#define LLVM_LIBC_SRC_MATH_F16SUBL_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 f16subl(long double x, long double y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_F16SUBL_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index d6ea8c5..2e4ed8f 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -3796,6 +3796,19 @@ add_entrypoint_object(
 )
 
 add_entrypoint_object(
+  f16add
+  SRCS
+    f16add.cpp
+  HDRS
+    ../f16add.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
   f16addf
   SRCS
     f16addf.cpp
@@ -3809,6 +3822,45 @@ add_entrypoint_object(
 )
 
 add_entrypoint_object(
+  f16addl
+  SRCS
+    f16addl.cpp
+  HDRS
+    ../f16addl.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
+  f16addf128
+  SRCS
+    f16addf128.cpp
+  HDRS
+    ../f16addf128.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
+  f16sub
+  SRCS
+    f16sub.cpp
+  HDRS
+    ../f16sub.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
   f16subf
   SRCS
     f16subf.cpp
@@ -3822,6 +3874,32 @@ add_entrypoint_object(
 )
 
 add_entrypoint_object(
+  f16subl
+  SRCS
+    f16subl.cpp
+  HDRS
+    ../f16subl.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
+  f16subf128
+  SRCS
+    f16subf128.cpp
+  HDRS
+    ../f16subf128.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.generic.add_sub
+  COMPILE_OPTIONS
+    -O3
+)
+
+add_entrypoint_object(
   f16div
   SRCS
     f16div.cpp
diff --git a/libc/src/math/generic/f16add.cpp b/libc/src/math/generic/f16add.cpp
new file mode 100644
index 0000000..ef9b43e
--- /dev/null
+++ b/libc/src/math/generic/f16add.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16add function ---------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16add.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16add, (double x, double y)) {
+  return fputil::generic::add<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/f16addf128.cpp b/libc/src/math/generic/f16addf128.cpp
new file mode 100644
index 0000000..61c458f
--- /dev/null
+++ b/libc/src/math/generic/f16addf128.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16addf128 function -----------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16addf128.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16addf128, (float128 x, float128 y)) {
+  return fputil::generic::add<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/f16addl.cpp b/libc/src/math/generic/f16addl.cpp
new file mode 100644
index 0000000..d32d09d
--- /dev/null
+++ b/libc/src/math/generic/f16addl.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16addl function --------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16addl.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16addl, (long double x, long double y)) {
+  return fputil::generic::add<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/f16sub.cpp b/libc/src/math/generic/f16sub.cpp
new file mode 100644
index 0000000..114c8ad
--- /dev/null
+++ b/libc/src/math/generic/f16sub.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16sub function ---------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16sub.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16sub, (double x, double y)) {
+  return fputil::generic::sub<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/f16subf128.cpp b/libc/src/math/generic/f16subf128.cpp
new file mode 100644
index 0000000..1f9ff28
--- /dev/null
+++ b/libc/src/math/generic/f16subf128.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16subf128 function -----------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16subf128.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16subf128, (float128 x, float128 y)) {
+  return fputil::generic::sub<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/f16subl.cpp b/libc/src/math/generic/f16subl.cpp
new file mode 100644
index 0000000..31970af
--- /dev/null
+++ b/libc/src/math/generic/f16subl.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of f16subl function --------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "src/math/f16subl.h"
+#include "src/__support/FPUtil/generic/add_sub.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, f16subl, (long double x, long double y)) {
+  return fputil::generic::sub<float16>(x, y);
+}
+
+} // namespace LIBC_NAMESPACE