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      1 /*===-- backend_ocaml.c - LLVM OCaml Glue -----------------------*- C++ -*-===*\
      2 |*                                                                            *|
      3 |*                     The LLVM Compiler Infrastructure                       *|
      4 |*                                                                            *|
      5 |* This file is distributed under the University of Illinois Open Source      *|
      6 |* License. See LICENSE.TXT for details.                                      *|
      7 |*                                                                            *|
      8 |*===----------------------------------------------------------------------===*|
      9 |*                                                                            *|
     10 |* This file glues LLVM's OCaml interface to its C interface. These functions *|
     11 |* are by and large transparent wrappers to the corresponding C functions.    *|
     12 |*                                                                            *|
     13 |* Note that these functions intentionally take liberties with the CAMLparamX *|
     14 |* macros, since most of the parameters are not GC heap objects.              *|
     15 |*                                                                            *|
     16 \*===----------------------------------------------------------------------===*/
     17 
     18 #include "llvm-c/Target.h"
     19 #include "caml/alloc.h"
     20 #include "caml/memory.h"
     21 
     22 /* TODO: Figure out how to call these only for targets which support them.
     23  * LLVMInitialize ## target ## AsmPrinter();
     24  * LLVMInitialize ## target ## AsmParser();
     25  * LLVMInitialize ## target ## Disassembler();
     26  */
     27 
     28 #define INITIALIZER1(target) \
     29   CAMLprim value llvm_initialize_ ## target(value Unit) {  \
     30     LLVMInitialize ## target ## TargetInfo();              \
     31     LLVMInitialize ## target ## Target();                  \
     32     LLVMInitialize ## target ## TargetMC();                \
     33     return Val_unit;                                       \
     34   }
     35 
     36 #define INITIALIZER(target) INITIALIZER1(target)
     37 
     38 INITIALIZER(TARGET)
     39