[MC] Move setRelaxAll() calls to MCObjectStreamer

Related to clean-up opportunities discussed at #90013.

Author: MaskRay

llvm/lib/MC/MCDXContainerStreamer.cpp

@@ -25,7 +25,5 @@ MCStreamer *llvm::createDXContainerStreamer(
     bool RelaxAll) {
   auto *S = new MCDXContainerStreamer(Context, std::move(MAB), std::move(OW),
                                       std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/MC/MCELFStreamer.cpp

@@ -896,7 +896,5 @@ MCStreamer *llvm::createELFStreamer(MCContext &Context,
                                     bool RelaxAll) {
   MCELFStreamer *S =
       new MCELFStreamer(Context, std::move(MAB), std::move(OW), std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/MC/MCGOFFStreamer.cpp

@@ -28,7 +28,5 @@ MCStreamer *llvm::createGOFFStreamer(MCContext &Context,
                                      bool RelaxAll) {
   MCGOFFStreamer *S =
       new MCGOFFStreamer(Context, std::move(MAB), std::move(OW), std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/MC/MCMachOStreamer.cpp

@@ -574,8 +574,6 @@ MCStreamer *llvm::createMachOStreamer(MCContext &Context,
       Target, Context.getObjectFileInfo()->getSDKVersion(),
       Context.getObjectFileInfo()->getDarwinTargetVariantTriple(),
       Context.getObjectFileInfo()->getDarwinTargetVariantSDKVersion());
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }
 

llvm/lib/MC/MCObjectStreamer.cpp

@@ -34,6 +34,8 @@ MCObjectStreamer::MCObjectStreamer(MCContext &Context,
       EmitEHFrame(true), EmitDebugFrame(false) {
   if (Assembler->getBackendPtr())
     setAllowAutoPadding(Assembler->getBackend().allowAutoPadding());
+  if (Context.getTargetOptions() && Context.getTargetOptions()->MCRelaxAll)
+    Assembler->setRelaxAll(true);
 }
 
 MCObjectStreamer::~MCObjectStreamer() = default;

llvm/lib/MC/MCSPIRVStreamer.cpp

@@ -38,7 +38,5 @@ MCStreamer *llvm::createSPIRVStreamer(MCContext &Context,
                                       bool RelaxAll) {
   MCSPIRVStreamer *S = new MCSPIRVStreamer(Context, std::move(MAB),
                                            std::move(OW), std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/MC/MCWasmStreamer.cpp

@@ -279,7 +279,5 @@ MCStreamer *llvm::createWasmStreamer(MCContext &Context,
                                      bool RelaxAll) {
   MCWasmStreamer *S =
       new MCWasmStreamer(Context, std::move(MAB), std::move(OW), std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/MC/MCXCOFFStreamer.cpp

@@ -166,8 +166,6 @@ MCStreamer *llvm::createXCOFFStreamer(MCContext &Context,
                                       bool RelaxAll) {
   MCXCOFFStreamer *S = new MCXCOFFStreamer(Context, std::move(MAB),
                                            std::move(OW), std::move(CE));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }
 

llvm/lib/Target/AArch64/MCTargetDesc/AArch64ELFStreamer.cpp

@@ -312,7 +312,5 @@ MCELFStreamer *llvm::createAArch64ELFStreamer(
     bool RelaxAll) {
   AArch64ELFStreamer *S = new AArch64ELFStreamer(
       Context, std::move(TAB), std::move(OW), std::move(Emitter));
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }

llvm/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp

@@ -1497,8 +1497,6 @@ MCELFStreamer *createARMELFStreamer(MCContext &Context,
   // the status quo for ARM and setting EF_ARM_EABI_VER5 as the default.
   S->getAssembler().setELFHeaderEFlags(ELF::EF_ARM_EABI_VER5);
 
-  if (RelaxAll)
-    S->getAssembler().setRelaxAll(true);
   return S;
 }