Merge branch 'users/chapuni/cov/single/base' into users/chapuni/cov/single/switchusers/chapuni/cov/single/switch

1 files changed, 53 insertions, 0 deletions

diff --git a/libc/utils/hdrgen/gpu_headers.py b/libc/utils/hdrgen/gpu_headers.py
new file mode 100644
index 0000000..8c4ff6e
--- /dev/null
+++ b/libc/utils/hdrgen/gpu_headers.py
@@ -0,0 +1,53 @@
+# ===- GPU HeaderFile Class for --export-decls version --------*- python -*--==#
+#
+# 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
+#
+# ==-------------------------------------------------------------------------==#
+
+from header import HeaderFile
+
+class GpuHeaderFile(HeaderFile):
+    def __str__(self):
+        content = []
+
+        content.append(
+            f"//===-- C standard declarations for {self.name} ------------------------------===//"
+        )
+        content.append("//")
+        content.append(
+            "// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions."
+        )
+        content.append("// See https://llvm.org/LICENSE.txt for license information.")
+        content.append("// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception")
+        content.append("//")
+        content.append(
+            "//===----------------------------------------------------------------------===//\n"
+        )
+
+        header_guard = f"__LLVM_LIBC_DECLARATIONS_{self.name.upper()[:-2]}_H"
+        content.append(f"#ifndef {header_guard}")
+        content.append(f"#define {header_guard}\n")
+
+        content.append("#ifndef __LIBC_ATTRS")
+        content.append("#define __LIBC_ATTRS")
+        content.append("#endif\n")
+
+        content.append("#ifdef __cplusplus")
+        content.append('extern "C" {')
+        content.append("#endif\n")
+
+        for function in self.functions:
+            content.append(f"{function} __LIBC_ATTRS;\n")
+
+        for object in self.objects:
+            content.append(f"{object} __LIBC_ATTRS;\n")
+
+        content.append("#ifdef __cplusplus")
+        content.append("}")
+        content.append("#endif\n")
+
+        content.append(f"#endif")
+
+        return "\n".join(content)