diff --git a/src/builtins/arm64/builtins-arm64.cc b/src/builtins/arm64/builtins-arm64.cc
index d095d60b30..28d1c0d3d3 100644
--- a/src/builtins/arm64/builtins-arm64.cc
+++ b/src/builtins/arm64/builtins-arm64.cc
@@ -639,7 +639,7 @@ void Generate_JSEntryVariant(MacroAssembler* masm, StackFrame::Type type,
 
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
     // Initialize the pointer cage base register.
-    __ Mov(kPointerCageBaseRegister, x0);
+    __ Mov(kPtrComprCageBaseRegister, x0);
 #endif
   }
 
@@ -925,7 +925,7 @@ static void Generate_JSEntryTrampolineHelper(MacroAssembler* masm,
     // Don't initialize the reserved registers.
     // x26 : root register (kRootRegister).
     // x27 : context pointer (cp).
-    // x28 : pointer cage base register (kPointerCageBaseRegister).
+    // x28 : pointer cage base register (kPtrComprCageBaseRegister).
     // x29 : frame pointer (fp).
 
     Handle<Code> builtin = is_construct
diff --git a/src/builtins/x64/builtins-x64.cc b/src/builtins/x64/builtins-x64.cc
index 5b5e964ef9..5e44ccb093 100644
--- a/src/builtins/x64/builtins-x64.cc
+++ b/src/builtins/x64/builtins-x64.cc
@@ -384,7 +384,7 @@ void Generate_JSEntryVariant(MacroAssembler* masm, StackFrame::Type type,
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
     // Initialize the pointer cage base register.
     // TODO(syg): Actually make a cage.
-    __ movq(kPointerCageBaseRegister, arg_reg_1);
+    __ movq(kPtrComprCageBaseRegister, arg_reg_1);
 #endif
   }
 
diff --git a/src/codegen/arm64/macro-assembler-arm64-inl.h b/src/codegen/arm64/macro-assembler-arm64-inl.h
index 6a33f864ab..d58acde252 100644
--- a/src/codegen/arm64/macro-assembler-arm64-inl.h
+++ b/src/codegen/arm64/macro-assembler-arm64-inl.h
@@ -1037,7 +1037,7 @@ void TurboAssembler::InitializeRootRegister() {
   ExternalReference isolate_root = ExternalReference::isolate_root(isolate());
   Mov(kRootRegister, Operand(isolate_root));
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-  Mov(kPointerCageBaseRegister, Operand(isolate_root));
+  Mov(kPtrComprCageBaseRegister, Operand(isolate_root));
 #endif
 }
 
diff --git a/src/codegen/arm64/macro-assembler-arm64.cc b/src/codegen/arm64/macro-assembler-arm64.cc
index a3570b8035..ce41f3dfad 100644
--- a/src/codegen/arm64/macro-assembler-arm64.cc
+++ b/src/codegen/arm64/macro-assembler-arm64.cc
@@ -2860,14 +2860,14 @@ void TurboAssembler::DecompressTaggedPointer(const Register& destination,
                                              const MemOperand& field_operand) {
   RecordComment("[ DecompressTaggedPointer");
   Ldr(destination.W(), field_operand);
-  Add(destination, kPointerCageBaseRegister, destination);
+  Add(destination, kPtrComprCageBaseRegister, destination);
   RecordComment("]");
 }
 
 void TurboAssembler::DecompressTaggedPointer(const Register& destination,
                                              const Register& source) {
   RecordComment("[ DecompressTaggedPointer");
-  Add(destination, kPointerCageBaseRegister, Operand(source, UXTW));
+  Add(destination, kPtrComprCageBaseRegister, Operand(source, UXTW));
   RecordComment("]");
 }
 
@@ -2875,7 +2875,7 @@ void TurboAssembler::DecompressAnyTagged(const Register& destination,
                                          const MemOperand& field_operand) {
   RecordComment("[ DecompressAnyTagged");
   Ldr(destination.W(), field_operand);
-  Add(destination, kPointerCageBaseRegister, destination);
+  Add(destination, kPtrComprCageBaseRegister, destination);
   RecordComment("]");
 }
 
diff --git a/src/codegen/arm64/register-arm64.h b/src/codegen/arm64/register-arm64.h
index 605856e51c..9f2da004ce 100644
--- a/src/codegen/arm64/register-arm64.h
+++ b/src/codegen/arm64/register-arm64.h
@@ -477,9 +477,9 @@ ALIAS_REGISTER(Register, kRootRegister, x26);
 ALIAS_REGISTER(Register, rr, x26);
 // Pointer cage base register.
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-ALIAS_REGISTER(Register, kPointerCageBaseRegister, x28);
+ALIAS_REGISTER(Register, kPtrComprCageBaseRegister, x28);
 #else
-ALIAS_REGISTER(Register, kPointerCageBaseRegister, kRootRegister);
+ALIAS_REGISTER(Register, kPtrComprCageBaseRegister, kRootRegister);
 #endif
 // Context pointer register.
 ALIAS_REGISTER(Register, cp, x27);
diff --git a/src/codegen/interface-descriptors.cc b/src/codegen/interface-descriptors.cc
index 03c4c6226e..920aea63d7 100644
--- a/src/codegen/interface-descriptors.cc
+++ b/src/codegen/interface-descriptors.cc
@@ -26,7 +26,7 @@ void CallInterfaceDescriptorData::InitializePlatformSpecific(
 #ifdef DEBUG
     CHECK_NE(registers[i], kRootRegister);
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-    CHECK_NE(registers[i], kPointerCageBaseRegister);
+    CHECK_NE(registers[i], kPtrComprCageBaseRegister);
 #endif
     // Check for duplicated registers.
     for (int j = i + 1; j < register_parameter_count; j++) {
diff --git a/src/codegen/x64/macro-assembler-x64.cc b/src/codegen/x64/macro-assembler-x64.cc
index f7e8855ad2..56f2a6d792 100644
--- a/src/codegen/x64/macro-assembler-x64.cc
+++ b/src/codegen/x64/macro-assembler-x64.cc
@@ -288,7 +288,7 @@ void TurboAssembler::DecompressTaggedPointer(Register destination,
                                              Operand field_operand) {
   RecordComment("[ DecompressTaggedPointer");
   movl(destination, field_operand);
-  addq(destination, kPointerCageBaseRegister);
+  addq(destination, kPtrComprCageBaseRegister);
   RecordComment("]");
 }
 
@@ -296,7 +296,7 @@ void TurboAssembler::DecompressTaggedPointer(Register destination,
                                              Register source) {
   RecordComment("[ DecompressTaggedPointer");
   movl(destination, source);
-  addq(destination, kPointerCageBaseRegister);
+  addq(destination, kPtrComprCageBaseRegister);
   RecordComment("]");
 }
 
@@ -304,7 +304,7 @@ void TurboAssembler::DecompressAnyTagged(Register destination,
                                          Operand field_operand) {
   RecordComment("[ DecompressAnyTagged");
   movl(destination, field_operand);
-  addq(destination, kPointerCageBaseRegister);
+  addq(destination, kPtrComprCageBaseRegister);
   RecordComment("]");
 }
 
diff --git a/src/codegen/x64/macro-assembler-x64.h b/src/codegen/x64/macro-assembler-x64.h
index 40ab1b925c..291d5dc763 100644
--- a/src/codegen/x64/macro-assembler-x64.h
+++ b/src/codegen/x64/macro-assembler-x64.h
@@ -575,7 +575,7 @@ class V8_EXPORT_PRIVATE TurboAssembler : public SharedTurboAssembler {
     ExternalReference isolate_root = ExternalReference::isolate_root(isolate());
     Move(kRootRegister, isolate_root);
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-    Move(kPointerCageBaseRegister, isolate_root);
+    Move(kPtrComprCageBaseRegister, isolate_root);
 #endif
   }
 
diff --git a/src/codegen/x64/register-x64.h b/src/codegen/x64/register-x64.h
index 9a812d06a1..abede693b6 100644
--- a/src/codegen/x64/register-x64.h
+++ b/src/codegen/x64/register-x64.h
@@ -236,9 +236,9 @@ constexpr Register kScratchRegister = r10;
 constexpr XMMRegister kScratchDoubleReg = xmm15;
 constexpr Register kRootRegister = r13;  // callee save
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-constexpr Register kPointerCageBaseRegister = r14;  // callee save
+constexpr Register kPtrComprCageBaseRegister = r14;  // callee save
 #else
-constexpr Register kPointerCageBaseRegister = kRootRegister;
+constexpr Register kPtrComprCageBaseRegister = kRootRegister;
 #endif
 
 constexpr Register kOffHeapTrampolineRegister = kScratchRegister;
diff --git a/src/deoptimizer/deoptimizer.cc b/src/deoptimizer/deoptimizer.cc
index 7c4562dbd5..2104ce305b 100644
--- a/src/deoptimizer/deoptimizer.cc
+++ b/src/deoptimizer/deoptimizer.cc
@@ -969,7 +969,7 @@ void Deoptimizer::DoComputeOutputFrames() {
   topmost->GetRegisterValues()->SetRegister(kRootRegister.code(),
                                             isolate()->isolate_root());
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-  topmost->GetRegisterValues()->SetRegister(kPointerCageBaseRegister.code(),
+  topmost->GetRegisterValues()->SetRegister(kPtrComprCageBaseRegister.code(),
                                             isolate()->isolate_root());
 #endif
 
diff --git a/test/cctest/test-macro-assembler-x64.cc b/test/cctest/test-macro-assembler-x64.cc
index b0df384376..871156232b 100644
--- a/test/cctest/test-macro-assembler-x64.cc
+++ b/test/cctest/test-macro-assembler-x64.cc
@@ -61,14 +61,14 @@ static void EntryCode(MacroAssembler* masm) {
   // Smi constant register is callee save.
   __ pushq(kRootRegister);
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-  __ pushq(kPointerCageBaseRegister);
+  __ pushq(kPtrComprCageBaseRegister);
 #endif
   __ InitializeRootRegister();
 }
 
 static void ExitCode(MacroAssembler* masm) {
 #ifdef V8_COMPRESS_POINTERS_IN_SHARED_CAGE
-  __ popq(kPointerCageBaseRegister);
+  __ popq(kPtrComprCageBaseRegister);
 #endif
   __ popq(kRootRegister);
 }