From 6bba6bb12f020206baf242ca6b76e1609cdf0d4b Mon Sep 17 00:00:00 2001
From: Rui Ueyama <ruiu@google.com>
Date: Wed, 9 Oct 2013 23:15:49 +0000
Subject: Revert "llvm-c: Make target initializer functions external functions
 in lib."

This reverts commit r192316. The original change introduced circular
dependencies between libTarget and backends. That would broke a build unless
link everything into one big binary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192329 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm-c/Target.h   | 47 ++++++++++++++++++++++++++++++++++++-----------
 lib/Target/AllTargets.cpp | 43 -------------------------------------------
 lib/Target/CMakeLists.txt |  1 -
 3 files changed, 36 insertions(+), 55 deletions(-)
 delete mode 100644 lib/Target/AllTargets.cpp

diff --git a/include/llvm-c/Target.h b/include/llvm-c/Target.h
index 1d7884f..80fc3e5 100644
--- a/include/llvm-c/Target.h
+++ b/include/llvm-c/Target.h
@@ -71,37 +71,62 @@ typedef struct LLVMStructLayout *LLVMStructLayoutRef;
   void LLVMInitialize##TargetName##Disassembler(void);
 #include "llvm/Config/Disassemblers.def"
 #undef LLVM_DISASSEMBLER  /* Explicit undef to make SWIG happier */
-
+  
 /** LLVMInitializeAllTargetInfos - The main program should call this function if
     it wants access to all available targets that LLVM is configured to
     support. */
-void LLVMInitializeAllTargetInfos(void);
+static inline void LLVMInitializeAllTargetInfos(void) {
+#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##TargetInfo();
+#include "llvm/Config/Targets.def"
+#undef LLVM_TARGET  /* Explicit undef to make SWIG happier */
+}
 
 /** LLVMInitializeAllTargets - The main program should call this function if it
     wants to link in all available targets that LLVM is configured to
     support. */
-void LLVMInitializeAllTargets(void);
+static inline void LLVMInitializeAllTargets(void) {
+#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##Target();
+#include "llvm/Config/Targets.def"
+#undef LLVM_TARGET  /* Explicit undef to make SWIG happier */
+}
 
 /** LLVMInitializeAllTargetMCs - The main program should call this function if
     it wants access to all available target MC that LLVM is configured to
     support. */
-void LLVMInitializeAllTargetMCs(void);
-
+static inline void LLVMInitializeAllTargetMCs(void) {
+#define LLVM_TARGET(TargetName) LLVMInitialize##TargetName##TargetMC();
+#include "llvm/Config/Targets.def"
+#undef LLVM_TARGET  /* Explicit undef to make SWIG happier */
+}
+  
 /** LLVMInitializeAllAsmPrinters - The main program should call this function if
     it wants all asm printers that LLVM is configured to support, to make them
     available via the TargetRegistry. */
-void LLVMInitializeAllAsmPrinters(void);
-
+static inline void LLVMInitializeAllAsmPrinters(void) {
+#define LLVM_ASM_PRINTER(TargetName) LLVMInitialize##TargetName##AsmPrinter();
+#include "llvm/Config/AsmPrinters.def"
+#undef LLVM_ASM_PRINTER  /* Explicit undef to make SWIG happier */
+}
+  
 /** LLVMInitializeAllAsmParsers - The main program should call this function if
     it wants all asm parsers that LLVM is configured to support, to make them
     available via the TargetRegistry. */
-void LLVMInitializeAllAsmParsers(void);
-
+static inline void LLVMInitializeAllAsmParsers(void) {
+#define LLVM_ASM_PARSER(TargetName) LLVMInitialize##TargetName##AsmParser();
+#include "llvm/Config/AsmParsers.def"
+#undef LLVM_ASM_PARSER  /* Explicit undef to make SWIG happier */
+}
+  
 /** LLVMInitializeAllDisassemblers - The main program should call this function
     if it wants all disassemblers that LLVM is configured to support, to make
     them available via the TargetRegistry. */
-void LLVMInitializeAllDisassemblers(void);
-
+static inline void LLVMInitializeAllDisassemblers(void) {
+#define LLVM_DISASSEMBLER(TargetName) \
+  LLVMInitialize##TargetName##Disassembler();
+#include "llvm/Config/Disassemblers.def"
+#undef LLVM_DISASSEMBLER  /* Explicit undef to make SWIG happier */
+}
+  
 /** LLVMInitializeNativeTarget - The main program should call this function to
     initialize the native target corresponding to the host.  This is useful 
     for JIT applications to ensure that the target gets linked in correctly. */
diff --git a/lib/Target/AllTargets.cpp b/lib/Target/AllTargets.cpp
deleted file mode 100644
index a265e88..0000000
--- a/lib/Target/AllTargets.cpp
+++ /dev/null
@@ -1,43 +0,0 @@
-//===-- AllTargets.cpp ----------------------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements functions for initialization of different
-// aspects of all configured targets. When calling any of these
-// functions all configured targets must be linked in.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm-c/Target.h"
-#include "llvm/Support/TargetSelect.h"
-
-using namespace llvm;
-
-void LLVMInitializeAllTargetInfos(void) {
-  InitializeAllTargetInfos();
-}
-
-void LLVMInitializeAllTargets(void) {
-  InitializeAllTargets();
-}
-
-void LLVMInitializeAllTargetMCs(void) {
-  InitializeAllTargetMCs();
-}
-
-void LLVMInitializeAllAsmPrinters(void) {
-  InitializeAllAsmPrinters();
-}
-
-void LLVMInitializeAllAsmParsers(void) {
-  InitializeAllAsmParsers();
-}
-
-void LLVMInitializeAllDisassemblers(void) {
-  InitializeAllDisassemblers();
-}
diff --git a/lib/Target/CMakeLists.txt b/lib/Target/CMakeLists.txt
index 75b65cf..02ac493 100644
--- a/lib/Target/CMakeLists.txt
+++ b/lib/Target/CMakeLists.txt
@@ -1,5 +1,4 @@
 add_llvm_library(LLVMTarget
-  AllTargets.cpp
   Mangler.cpp
   Target.cpp
   TargetIntrinsicInfo.cpp
-- 
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