6 files changed, 113 insertions, 6 deletions
diff --git a/libc/src/math/CMakeLists.txt b/libc/src/math/CMakeLists.txt
index f8582d8..82dfdaf 100644
--- a/libc/src/math/CMakeLists.txt
+++ b/libc/src/math/CMakeLists.txt
@@ -315,11 +315,13 @@ add_math_entrypoint_object(powf)
 add_math_entrypoint_object(remainder)
 add_math_entrypoint_object(remainderf)
 add_math_entrypoint_object(remainderl)
+add_math_entrypoint_object(remainderf16)
 
 add_math_entrypoint_object(remquo)
 add_math_entrypoint_object(remquof)
 add_math_entrypoint_object(remquof128)
 add_math_entrypoint_object(remquol)
+add_math_entrypoint_object(remquof16)
 
 add_math_entrypoint_object(rint)
 add_math_entrypoint_object(rintf)
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index caaa0ac..f4f683e 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2495,7 +2495,7 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
 )
 
 add_entrypoint_object(
@@ -2519,7 +2519,7 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
 )
 
 add_entrypoint_object(
@@ -2531,7 +2531,20 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
+)
+
+add_entrypoint_object(
+  remquof16
+  SRCS
+    remquof16.cpp
+  HDRS
+    ../remquof16.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.division_and_remainder_operations
+  COMPILE_OPTIONS
+    -O3
 )
 
 add_entrypoint_object(
@@ -2543,7 +2556,7 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
 )
 
 add_entrypoint_object(
@@ -2555,7 +2568,7 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
 )
 
 add_entrypoint_object(
@@ -2567,7 +2580,20 @@ add_entrypoint_object(
   DEPENDS
     libc.src.__support.FPUtil.division_and_remainder_operations
   COMPILE_OPTIONS
-    -O2
+    -O3
+)
+
+add_entrypoint_object(
+  remainderf16
+  SRCS
+    remainderf16.cpp
+  HDRS
+    ../remainderf16.h
+  DEPENDS
+    libc.src.__support.macros.properties.types
+    libc.src.__support.FPUtil.division_and_remainder_operations
+  COMPILE_OPTIONS
+    -O3
 )
 
 add_entrypoint_object(
diff --git a/libc/src/math/generic/remainderf16.cpp b/libc/src/math/generic/remainderf16.cpp
new file mode 100644
index 0000000..3517722
--- /dev/null
+++ b/libc/src/math/generic/remainderf16.cpp
@@ -0,0 +1,20 @@
+//===-- Implementation of remainderf16 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/remainderf16.h"
+#include "src/__support/FPUtil/DivisionAndRemainderOperations.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, remainderf16, (float16 x, float16 y)) {
+  int quotient;
+  return fputil::remquo(x, y, quotient);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/generic/remquof16.cpp b/libc/src/math/generic/remquof16.cpp
new file mode 100644
index 0000000..a373bfa
--- /dev/null
+++ b/libc/src/math/generic/remquof16.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of remquof16 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/remquof16.h"
+#include "src/__support/FPUtil/DivisionAndRemainderOperations.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, remquof16, (float16 x, float16 y, int *exp)) {
+  return fputil::remquo(x, y, *exp);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/remainderf16.h b/libc/src/math/remainderf16.h
new file mode 100644
index 0000000..e23eead
--- /dev/null
+++ b/libc/src/math/remainderf16.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for remainderf16 ------------------*- 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_REMAINDERF16_H
+#define LLVM_LIBC_SRC_MATH_REMAINDERF16_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 remainderf16(float16 x, float16 y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_REMAINDERF16_H
diff --git a/libc/src/math/remquof16.h b/libc/src/math/remquof16.h
new file mode 100644
index 0000000..fee848c
--- /dev/null
+++ b/libc/src/math/remquof16.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for remquof16 ---------------------*- 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_REMQUOF16_H
+#define LLVM_LIBC_SRC_MATH_REMQUOF16_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 remquof16(float16 x, float16 y, int *exp);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_REMQUOF16_H