Begin LLVM C API integration

2026-08-04 06:38:47 +00:00 · 2020-02-01 22:50:57 +00:00
parent 0f399a7294
commit 6ed6a91a64
45 changed files with 10683 additions and 2 deletions
@@ -0,0 +1,65 @@
+/*===-- llvm-c/Support.h - Support C Interface --------------------*- 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                    *|
+|*                                                                            *|
+|*===----------------------------------------------------------------------===*|
+|*                                                                            *|
+|* This file defines the C interface to the LLVM support library.             *|
+|*                                                                            *|
+\*===----------------------------------------------------------------------===*/
+
+#ifndef LLVM_C_SUPPORT_H
+#define LLVM_C_SUPPORT_H
+
+#include "llvm-c/DataTypes.h"
+#include "llvm-c/Types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * This function permanently loads the dynamic library at the given path.
+ * It is safe to call this function multiple times for the same library.
+ *
+ * @see sys::DynamicLibrary::LoadLibraryPermanently()
+  */
+LLVMBool LLVMLoadLibraryPermanently(const char* Filename);
+
+/**
+ * This function parses the given arguments using the LLVM command line parser.
+ * Note that the only stable thing about this function is its signature; you
+ * cannot rely on any particular set of command line arguments being interpreted
+ * the same way across LLVM versions.
+ *
+ * @see llvm::cl::ParseCommandLineOptions()
+ */
+void LLVMParseCommandLineOptions(int argc, const char *const *argv,
+                                 const char *Overview);
+
+/**
+ * This function will search through all previously loaded dynamic
+ * libraries for the symbol \p symbolName. If it is found, the address of
+ * that symbol is returned. If not, null is returned.
+ *
+ * @see sys::DynamicLibrary::SearchForAddressOfSymbol()
+ */
+void *LLVMSearchForAddressOfSymbol(const char *symbolName);
+
+/**
+ * This functions permanently adds the symbol \p symbolName with the
+ * value \p symbolValue.  These symbols are searched before any
+ * libraries.
+ *
+ * @see sys::DynamicLibrary::AddSymbol()
+ */
+void LLVMAddSymbol(const char *symbolName, void *symbolValue);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif