MC: Remove NullStreamer hook, as it is redundant with NullTargetStreamer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229799 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Support/TargetRegistry.h b/include/llvm/Support/TargetRegistry.h
index 3c5371e8612a64f684bf333f338a39c3298f401b..7a71f6d195558f0d5d6ecf78cd83644baff4eb3d 100644 (file)
--- a/include/llvm/Support/TargetRegistry.h
+++ b/include/llvm/Support/TargetRegistry.h
@@ -139,7 +139,6 @@ namespace llvm {
                                              MCCodeEmitter *CE,
                                              MCAsmBackend *TAB,
                                              bool ShowInst);
-    typedef MCStreamer *(*NullStreamerCtorTy)(MCContext &Ctx);
     typedef MCTargetStreamer *(*NullTargetStreamerCtorTy)(MCStreamer &S);
     typedef MCRelocationInfo *(*MCRelocationInfoCtorTy)(StringRef TT,
                                                         MCContext &Ctx);
@@ -225,10 +224,6 @@ namespace llvm {
     /// AsmStreamer, if registered (default = llvm::createAsmStreamer).
     AsmStreamerCtorTy AsmStreamerCtorFn;
 
-    /// Construction function for this target's NullStreamer, if registered
-    /// (default = llvm::createNullStreamer).
-    NullStreamerCtorTy NullStreamerCtorFn;
-
     /// Construction function for this target's null TargetStreamer, if
     /// registered (default = nullptr).
     NullTargetStreamerCtorTy NullTargetStreamerCtorFn;
@@ -243,8 +238,8 @@ namespace llvm {
 
   public:
     Target()
-        : AsmStreamerCtorFn(nullptr), NullStreamerCtorFn(nullptr),
-          MCRelocationInfoCtorFn(nullptr), MCSymbolizerCtorFn(nullptr) {}
+        : AsmStreamerCtorFn(nullptr), MCRelocationInfoCtorFn(nullptr),
+          MCSymbolizerCtorFn(nullptr) {}
 
     /// @name Target Information
     /// @{
@@ -454,9 +449,9 @@ namespace llvm {
     }
 
     MCStreamer *createNullStreamer(MCContext &Ctx) const {
-      if (NullStreamerCtorFn)
-        return NullStreamerCtorFn(Ctx);
-      return llvm::createNullStreamer(Ctx);
+      MCStreamer *S = llvm::createNullStreamer(Ctx);
+      createNullTargetStreamer(*S);
+      return S;
     }
 
     MCTargetStreamer *createNullTargetStreamer(MCStreamer &S) const {
@@ -791,10 +786,6 @@ namespace llvm {
       T.AsmStreamerCtorFn = Fn;
     }
 
-    static void RegisterNullStreamer(Target &T, Target::NullStreamerCtorTy Fn) {
-      T.NullStreamerCtorFn = Fn;
-    }
-
     static void
     RegisterNullTargetStreamer(Target &T, Target::NullTargetStreamerCtorTy Fn) {
       T.NullTargetStreamerCtorFn = Fn;

diff --git a/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp b/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
index 7a3023743789cd0f85b2061d236e2d13aad63796..34dcd1e876cbf9ffd7c86757febf7cb243845925 100644 (file)
--- a/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
@@ -1354,12 +1354,6 @@ MCStreamer *createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
   return S;
 }
 
-MCStreamer *createARMNullStreamer(MCContext &Ctx) {
-  MCStreamer *S = llvm::createNullStreamer(Ctx);
-  new ARMTargetStreamer(*S);
-  return S;
-}
-
 MCTargetStreamer *createARMNullTargetStreamer(MCStreamer &S) {
   return new ARMTargetStreamer(S);
 }

diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
index ad96717da8cad7b7c5e5870e442da8fd338c2d94..8c1978506a6102040272bd6c32a87357409f3003 100644 (file)
--- a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -455,12 +455,6 @@ extern "C" void LLVMInitializeARMTargetMC() {
   TargetRegistry::RegisterAsmStreamer(TheThumbLETarget, createMCAsmStreamer);
   TargetRegistry::RegisterAsmStreamer(TheThumbBETarget, createMCAsmStreamer);
 
-  // Register the null streamer.
-  TargetRegistry::RegisterNullStreamer(TheARMLETarget, createARMNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheARMBETarget, createARMNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheThumbLETarget, createARMNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheThumbBETarget, createARMNullStreamer);
-
   // Register the null TargetStreamer.
   TargetRegistry::RegisterNullTargetStreamer(TheARMLETarget,
                                              createARMNullTargetStreamer);

diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h
index e534b131bac855b062cf2306a6b2218249f493e4..c17e9592e1a406f2475ff571cb9b96051ef4e815 100644 (file)
--- a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h
+++ b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h
@@ -52,8 +52,6 @@ MCStreamer *createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
                                 MCInstPrinter *InstPrint, MCCodeEmitter *CE,
                                 MCAsmBackend *TAB, bool ShowInst);
 
-MCStreamer *createARMNullStreamer(MCContext &Ctx);
-
 MCTargetStreamer *createARMNullTargetStreamer(MCStreamer &S);
 
 MCCodeEmitter *createARMLEMCCodeEmitter(const MCInstrInfo &MCII,

diff --git a/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp b/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
index 66cc50b94e01e3e199d0fbe1d6f1a3df981db969..9b56067253cb9d30d02cde747c1934575ffa7e82 100644 (file)
--- a/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
+++ b/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
@@ -130,10 +130,8 @@ createMCAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
   return S;
 }
 
-static MCStreamer *createMipsNullStreamer(MCContext &Ctx) {
-  MCStreamer *S = llvm::createNullStreamer(Ctx);
-  new MipsTargetStreamer(*S);
-  return S;
+static MCTargetStreamer *createMipsNullTargetStreamer(MCStreamer &S) {
+  return new MipsTargetStreamer(S);
 }
 
 extern "C" void LLVMInitializeMipsTargetMC() {
@@ -190,11 +188,14 @@ extern "C" void LLVMInitializeMipsTargetMC() {
   TargetRegistry::RegisterAsmStreamer(TheMips64Target, createMCAsmStreamer);
   TargetRegistry::RegisterAsmStreamer(TheMips64elTarget, createMCAsmStreamer);
 
-  TargetRegistry::RegisterNullStreamer(TheMipsTarget, createMipsNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheMipselTarget, createMipsNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheMips64Target, createMipsNullStreamer);
-  TargetRegistry::RegisterNullStreamer(TheMips64elTarget,
-                                       createMipsNullStreamer);
+  TargetRegistry::RegisterNullTargetStreamer(TheMipsTarget,
+                                             createMipsNullTargetStreamer);
+  TargetRegistry::RegisterNullTargetStreamer(TheMipselTarget,
+                                             createMipsNullTargetStreamer);
+  TargetRegistry::RegisterNullTargetStreamer(TheMips64Target,
+                                             createMipsNullTargetStreamer);
+  TargetRegistry::RegisterNullTargetStreamer(TheMips64elTarget,
+                                             createMipsNullTargetStreamer);
 
   // Register the asm backend.
   TargetRegistry::RegisterMCAsmBackend(TheMipsTarget,