[deoptimizer] Accept the use of compressed heap constants

Change-Id: I338ca9de7609eb0855054fe776b32c4e9321ac7c
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1890104Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64673}

src/compiler/backend/code-generator.cc

@@ -1245,7 +1245,7 @@ void CodeGenerator::AddTranslationForOperand(Translation* translation,
         literal = DeoptimizationLiteral(constant.ToHeapObject());
         break;
       case Constant::kCompressedHeapObject:
-        DCHECK_EQ(MachineRepresentation::kCompressed, type.representation());
+        DCHECK_EQ(MachineType::TypeCompressedTagged(), type);
         literal = DeoptimizationLiteral(constant.ToHeapObject());
         break;
       case Constant::kDelayedStringConstant:

src/compiler/backend/instruction-selector.cc

@@ -482,6 +482,7 @@ InstructionOperand OperandForDeopt(Isolate* isolate, OperandGenerator* g,
     case IrOpcode::kFloat64Constant:
     case IrOpcode::kDelayedStringConstant:
       return g->UseImmediate(input);
+    case IrOpcode::kCompressedHeapConstant:
     case IrOpcode::kHeapConstant: {
       if (!CanBeTaggedOrCompressedPointer(rep)) {
         // If we have inconsistent static and dynamic types, e.g. if we