10 files changed, 210 insertions, 0 deletions
diff --git a/libc/shared/math.h b/libc/shared/math.h
index ddf219e..a89aa90 100644
--- a/libc/shared/math.h
+++ b/libc/shared/math.h
@@ -29,6 +29,14 @@
 #include "math/atanf.h"
 #include "math/atanf16.h"
 #include "math/atanhf.h"
+#include "math/atanhf16.h"
+#include "math/cbrt.h"
+#include "math/cbrtf.h"
+#include "math/cos.h"
+#include "math/cosf.h"
+#include "math/cosf16.h"
+#include "math/coshf.h"
+#include "math/coshf16.h"
 #include "math/erff.h"
 #include "math/exp.h"
 #include "math/exp10.h"
diff --git a/libc/shared/math/atanhf16.h b/libc/shared/math/atanhf16.h
new file mode 100644
index 0000000..b7b5d77
--- /dev/null
+++ b/libc/shared/math/atanhf16.h
@@ -0,0 +1,28 @@
+//===-- Shared atanhf16 function --------------------------------*- 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_SHARED_MATH_ATANHF16_H
+#define LLVM_LIBC_SHARED_MATH_ATANHF16_H
+
+#include "shared/libc_common.h"
+
+#ifdef LIBC_TYPES_HAS_FLOAT16
+
+#include "src/__support/math/atanhf16.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::atanhf16;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LIBC_TYPES_HAS_FLOAT16
+
+#endif // LLVM_LIBC_SHARED_MATH_ATANHF16_H
diff --git a/libc/shared/math/cbrt.h b/libc/shared/math/cbrt.h
new file mode 100644
index 0000000..5e677c5
--- /dev/null
+++ b/libc/shared/math/cbrt.h
@@ -0,0 +1,23 @@
+//===-- Shared cbrt function ------------------------------------*- 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_SHARED_MATH_CBRT_H
+#define LLVM_LIBC_SHARED_MATH_CBRT_H
+
+#include "shared/libc_common.h"
+#include "src/__support/math/cbrt.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::cbrt;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LLVM_LIBC_SHARED_MATH_CBRT_H
diff --git a/libc/shared/math/cbrtf.h b/libc/shared/math/cbrtf.h
new file mode 100644
index 0000000..09b86be
--- /dev/null
+++ b/libc/shared/math/cbrtf.h
@@ -0,0 +1,23 @@
+//===-- Shared cbrtf function -----------------------------------*- 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 LIBC_SHARED_MATH_CBRTF_H
+#define LIBC_SHARED_MATH_CBRTF_H
+
+#include "shared/libc_common.h"
+#include "src/__support/math/cbrtf.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::cbrtf;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LIBC_SHARED_MATH_CBRTF_H
diff --git a/libc/shared/math/cos.h b/libc/shared/math/cos.h
new file mode 100644
index 0000000..c498550
--- /dev/null
+++ b/libc/shared/math/cos.h
@@ -0,0 +1,23 @@
+//===-- Shared cos function -------------------------------------*- 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_SHARED_MATH_COS_H
+#define LLVM_LIBC_SHARED_MATH_COS_H
+
+#include "shared/libc_common.h"
+#include "src/__support/math/cos.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::cos;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LLVM_LIBC_SHARED_MATH_COS_H
diff --git a/libc/shared/math/cosf.h b/libc/shared/math/cosf.h
new file mode 100644
index 0000000..0618220
--- /dev/null
+++ b/libc/shared/math/cosf.h
@@ -0,0 +1,23 @@
+//===-- Shared cosf function ------------------------------------*- 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_SHARED_MATH_COSF_H
+#define LLVM_LIBC_SHARED_MATH_COSF_H
+
+#include "shared/libc_common.h"
+#include "src/__support/math/cosf.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::cosf;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LLVM_LIBC_SHARED_MATH_COSF_H
diff --git a/libc/shared/math/cosf16.h b/libc/shared/math/cosf16.h
new file mode 100644
index 0000000..8a19285
--- /dev/null
+++ b/libc/shared/math/cosf16.h
@@ -0,0 +1,28 @@
+//===-- Shared cosf16 function ----------------------------------*- 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_SHARED_MATH_COSF16_H
+#define LLVM_LIBC_SHARED_MATH_COSF16_H
+
+#include "shared/libc_common.h"
+
+#ifdef LIBC_TYPES_HAS_FLOAT16
+
+#include "src/__support/math/cosf16.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::cosf16;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LIBC_TYPES_HAS_FLOAT16
+
+#endif // LLVM_LIBC_SHARED_MATH_COSF16_H
diff --git a/libc/shared/math/coshf.h b/libc/shared/math/coshf.h
new file mode 100644
index 0000000..33c2580
--- /dev/null
+++ b/libc/shared/math/coshf.h
@@ -0,0 +1,23 @@
+//===-- Shared coshf function -----------------------------------*- 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_SHARED_MATH_COSHF_H
+#define LLVM_LIBC_SHARED_MATH_COSHF_H
+
+#include "shared/libc_common.h"
+#include "src/__support/math/coshf.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::coshf;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LLVM_LIBC_SHARED_MATH_COSHF_H
diff --git a/libc/shared/math/coshf16.h b/libc/shared/math/coshf16.h
new file mode 100644
index 0000000..66e8d14
--- /dev/null
+++ b/libc/shared/math/coshf16.h
@@ -0,0 +1,28 @@
+//===-- Shared coshf16 function ---------------------------------*- 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_SHARED_MATH_COSHF16_H
+#define LLVM_LIBC_SHARED_MATH_COSHF16_H
+
+#include "shared/libc_common.h"
+
+#ifdef LIBC_TYPES_HAS_FLOAT16
+
+#include "src/__support/math/coshf16.h"
+
+namespace LIBC_NAMESPACE_DECL {
+namespace shared {
+
+using math::coshf16;
+
+} // namespace shared
+} // namespace LIBC_NAMESPACE_DECL
+
+#endif // LIBC_TYPES_HAS_FLOAT16
+
+#endif // LLVM_LIBC_SHARED_MATH_COSHF16_H
diff --git a/libc/shared/rpc.h b/libc/shared/rpc.h
index 7295efd..dac2a79 100644
--- a/libc/shared/rpc.h
+++ b/libc/shared/rpc.h
@@ -551,6 +551,9 @@ template <uint32_t opcode> RPC_ATTRS Client::Port Client::open() {
 /// port if it has a pending receive operation
 RPC_ATTRS rpc::optional<typename Server::Port>
 Server::try_open(uint32_t lane_size, uint32_t start) {
+  if (rpc::get_lane_id() >= lane_size)
+    return rpc::nullopt;
+
   // Perform a naive linear scan for a port that has a pending request.
   for (uint32_t index = start; index < process.port_count; ++index) {
     uint64_t lane_mask = rpc::get_lane_mask();