[llvm-branch-commits] [libclc] libclc: Add sub_group_broadcast (PR #184846)

[Wenju He via llvm-branch-commits]

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@@ -0,0 +1,32 @@
+//===----------------------------------------------------------------------===//
+//
+// 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 "clc/subgroup/sub_group_broadcast.h"
+
+#define CLC_SUB_GROUP_BROADCAST_IMPL(GENTYPE)                                  \
+  _CLC_OVERLOAD _CLC_DEF _CLC_CONST GENTYPE sub_group_broadcast(               \
+      GENTYPE x, uint sub_group_local_id) {                                    \
+    return __clc_sub_group_broadcast(x, sub_group_local_id);                   \
+  }
+
+#define CLC_SUB_GROUP_BROADCAST_TYPES()                                        \
+  CLC_SUB_GROUP_BROADCAST_IMPL(int)                                            \
+  CLC_SUB_GROUP_BROADCAST_IMPL(uint)                                           \
+  CLC_SUB_GROUP_BROADCAST_IMPL(long)                                           \
+  CLC_SUB_GROUP_BROADCAST_IMPL(ulong)                                          \
+  CLC_SUB_GROUP_BROADCAST_IMPL(float)
+
+CLC_SUB_GROUP_BROADCAST_TYPES()
+
+#ifdef cl_khr_fp16
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wenju-he wrote:

is `#pragma OPENCL EXTENSION cl_khr_fp16 : enable` needed here?

https://github.com/llvm/llvm-project/pull/184846