diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 750e5cee33..4dcc21d41a 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -338,10 +338,6 @@ void FullCodeGenerator::EmitProfilingCounterReset() {
 }
 
 
-const int FullCodeGenerator::kMaxBackEdgeWeight = 127;
-const int FullCodeGenerator::kBackEdgeDistanceUnit = 142;
-
-
 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt,
                                        Label* back_edge_target) {
   Comment cmnt(masm_, "[ Stack check");
diff --git a/src/full-codegen.h b/src/full-codegen.h
index 0c32919324..eca36b4470 100644
--- a/src/full-codegen.h
+++ b/src/full-codegen.h
@@ -113,8 +113,20 @@ class FullCodeGenerator: public AstVisitor {
 
   Zone* zone() const { return zone_; }
 
-  static const int kMaxBackEdgeWeight;
-  static const int kBackEdgeDistanceUnit;
+  static const int kMaxBackEdgeWeight = 127;
+
+#if V8_TARGET_ARCH_IA32
+  static const int kBackEdgeDistanceUnit = 100;
+#elif V8_TARGET_ARCH_X64
+  static const int kBackEdgeDistanceUnit = 162;
+#elif V8_TARGET_ARCH_ARM
+  static const int kBackEdgeDistanceUnit = 142;
+#elif V8_TARGET_ARCH_MIPS
+  static const int kBackEdgeDistanceUnit = 142;
+#else
+#error Unsupported target architecture.
+#endif
+
 
  private:
   class Breakable;
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index 4ad0a8d5fd..75253c07a4 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -325,10 +325,6 @@ void FullCodeGenerator::EmitProfilingCounterReset() {
 }
 
 
-const int FullCodeGenerator::kMaxBackEdgeWeight = 127;
-const int FullCodeGenerator::kBackEdgeDistanceUnit = 100;
-
-
 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt,
                                        Label* back_edge_target) {
   Comment cmnt(masm_, "[ Stack check");
diff --git a/src/mips/full-codegen-mips.cc b/src/mips/full-codegen-mips.cc
index 8e4ad98e31..dd4b70ea86 100644
--- a/src/mips/full-codegen-mips.cc
+++ b/src/mips/full-codegen-mips.cc
@@ -340,10 +340,6 @@ void FullCodeGenerator::EmitProfilingCounterReset() {
 }
 
 
-const int FullCodeGenerator::kMaxBackEdgeWeight = 127;
-const int FullCodeGenerator::kBackEdgeDistanceUnit = 142;
-
-
 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt,
                                        Label* back_edge_target) {
   // The generated code is used in Deoptimizer::PatchStackCheckCodeAt so we need
diff --git a/src/x64/full-codegen-x64.cc b/src/x64/full-codegen-x64.cc
index efd369b5da..344905e212 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -321,10 +321,6 @@ void FullCodeGenerator::EmitProfilingCounterReset() {
 }
 
 
-const int FullCodeGenerator::kMaxBackEdgeWeight = 127;
-const int FullCodeGenerator::kBackEdgeDistanceUnit = 162;
-
-
 void FullCodeGenerator::EmitStackCheck(IterationStatement* stmt,
                                        Label* back_edge_target) {
   Comment cmnt(masm_, "[ Stack check");