[arm64][turbofan] Delete unused node: Arm64StrCompressTagged

The use of it was deleted in https://chromium-review.googlesource.com/c/v8/v8/+/1601151.

Change-Id: I9810d180140e737c5a2763e4cdc4066266d654e9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1803345
Commit-Queue: Martyn Capewell <martyn.capewell@arm.com>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63827}

src/compiler/backend/arm64/code-generator-arm64.cc

@@ -1646,9 +1646,6 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
     case kArm64StrQ:
       __ Str(i.InputSimd128Register(0), i.MemoryOperand(1));
       break;
-    case kArm64StrCompressTagged:
-      __ StoreTaggedField(i.InputOrZeroRegister64(0), i.MemoryOperand(1));
-      break;
     case kArm64DmbIsh:
       __ Dmb(InnerShareable, BarrierAll);
       break;

src/compiler/backend/arm64/instruction-codes-arm64.h

@@ -164,7 +164,6 @@ namespace compiler {
   V(Arm64LdrDecompressTaggedPointer)        \
   V(Arm64LdrDecompressAnyTagged)            \
   V(Arm64Str)                               \
-  V(Arm64StrCompressTagged)                 \
   V(Arm64DecompressSigned)                  \
   V(Arm64DecompressPointer)                 \
   V(Arm64DecompressAny)                     \

src/compiler/backend/arm64/instruction-scheduler-arm64.cc

@@ -351,7 +351,6 @@ int InstructionScheduler::GetTargetInstructionFlags(
     case kArm64Strh:
     case kArm64StrW:
     case kArm64Str:
-    case kArm64StrCompressTagged:
     case kArm64DmbIsh:
     case kArm64DsbIsb:
       return kHasSideEffect;