MIPS: JALR to JAL optimization removal

src/mips/assembler-mips-inl.h

 
 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
@@ skipping 70 matching lines @@
 
 bool Operand::is_reg() const {
   return rm_.is_valid();
 }
 
 
 // -----------------------------------------------------------------------------
 // RelocInfo.
 
 void RelocInfo::apply(intptr_t delta) {
-  if (IsCodeTarget(rmode_)) {
-    uint32_t scope1 = (uint32_t) target_address() & ~kImm28Mask;
-    uint32_t scope2 = reinterpret_cast<uint32_t>(pc_) & ~kImm28Mask;
-
-    if (scope1 != scope2) {
-      Assembler::JumpToJumpRegister(pc_);
-    }
-  }
   if (IsInternalReference(rmode_) || IsInternalReferenceEncoded(rmode_)) {
     // Absolute code pointer inside code object moves with the code object.
     byte* p = reinterpret_cast<byte*>(pc_);
     int count = Assembler::RelocateInternalReference(rmode_, p, delta);
     CpuFeatures::FlushICache(p, count * sizeof(uint32_t));
   }
 }
 
 
 Address RelocInfo::target_address() {
@@ skipping 355 matching lines @@
     EmittedCompactBranchInstruction();
   }
   CheckTrampolinePoolQuick();
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MIPS_ASSEMBLER_MIPS_INL_H_