diff options
Diffstat (limited to 'include/llvm-c/lto.h')
| -rw-r--r-- | include/llvm-c/lto.h | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/include/llvm-c/lto.h b/include/llvm-c/lto.h index 40110fd..89f54b7 100644 --- a/include/llvm-c/lto.h +++ b/include/llvm-c/lto.h @@ -16,9 +16,22 @@ #ifndef LLVM_C_LTO_H #define LLVM_C_LTO_H -#include <stdbool.h> #include <stddef.h> -#include <unistd.h> +#include <sys/types.h> + +#ifndef __cplusplus +#if !defined(_MSC_VER) +#include <stdbool.h> +typedef bool lto_bool_t; +#else +/* MSVC in particular does not have anything like _Bool or bool in C, but we can + at least make sure the type is the same size. The implementation side will + use C++ bool. */ +typedef unsigned char lto_bool_t; +#endif +#else +typedef bool lto_bool_t; +#endif /** * @defgroup LLVMCLTO LTO @@ -27,7 +40,7 @@ * @{ */ -#define LTO_API_VERSION 4 +#define LTO_API_VERSION 5 typedef enum { LTO_SYMBOL_ALIGNMENT_MASK = 0x0000001F, /* log2 of alignment */ @@ -87,14 +100,14 @@ lto_get_error_message(void); /** * Checks if a file is a loadable object file. */ -extern bool +extern lto_bool_t lto_module_is_object_file(const char* path); /** * Checks if a file is a loadable object compiled for requested target. */ -extern bool +extern lto_bool_t lto_module_is_object_file_for_target(const char* path, const char* target_triple_prefix); @@ -102,14 +115,14 @@ lto_module_is_object_file_for_target(const char* path, /** * Checks if a buffer is a loadable object file. */ -extern bool +extern lto_bool_t lto_module_is_object_file_in_memory(const void* mem, size_t length); /** * Checks if a buffer is a loadable object compiled for requested target. */ -extern bool +extern lto_bool_t lto_module_is_object_file_in_memory_for_target(const void* mem, size_t length, const char* target_triple_prefix); @@ -208,7 +221,7 @@ lto_codegen_dispose(lto_code_gen_t); * Add an object module to the set of modules for which code will be generated. * Returns true on error (check lto_get_error_message() for details). */ -extern bool +extern lto_bool_t lto_codegen_add_module(lto_code_gen_t cg, lto_module_t mod); @@ -217,7 +230,7 @@ lto_codegen_add_module(lto_code_gen_t cg, lto_module_t mod); * Sets if debug info should be generated. * Returns true on error (check lto_get_error_message() for details). */ -extern bool +extern lto_bool_t lto_codegen_set_debug_model(lto_code_gen_t cg, lto_debug_model); @@ -225,7 +238,7 @@ lto_codegen_set_debug_model(lto_code_gen_t cg, lto_debug_model); * Sets which PIC code model to generated. * Returns true on error (check lto_get_error_message() for details). */ -extern bool +extern lto_bool_t lto_codegen_set_pic_model(lto_code_gen_t cg, lto_codegen_model); @@ -251,9 +264,8 @@ lto_codegen_set_assembler_args(lto_code_gen_t cg, const char **args, int nargs); /** - * Adds to a list of all global symbols that must exist in the final - * generated code. If a function is not listed, it might be - * inlined into every usage and optimized away. + * Tells LTO optimization passes that this symbol must be preserved + * because it is referenced by native code or a command line option. */ extern void lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg, const char* symbol); @@ -263,7 +275,7 @@ lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg, const char* symbol); * merged contents of all modules added so far. * Returns true on error (check lto_get_error_message() for details). */ -extern bool +extern lto_bool_t lto_codegen_write_merged_modules(lto_code_gen_t cg, const char* path); /** @@ -281,7 +293,7 @@ lto_codegen_compile(lto_code_gen_t cg, size_t* length); * Generates code for all added modules into one native object file. * The name of the file is written to name. Returns true on error. */ -extern bool +extern lto_bool_t lto_codegen_compile_to_file(lto_code_gen_t cg, const char** name); |