ARM: Do not omit the write-barrier if the input value is a smi.

src/arm/stub-cache-arm.cc

Index: src/arm/stub-cache-arm.cc
diff --git a/src/arm/stub-cache-arm.cc b/src/arm/stub-cache-arm.cc
index 00020f803352d21fc04d9aae306d101d8099c02e..3bec1c5af1afd17ad117cdd7e9a62dd4726006b3 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -570,9 +570,6 @@ void BaseStoreStubCompiler::GenerateStoreTransition(MacroAssembler* masm,
     }
 
     if (!FLAG_track_fields || !representation.IsSmi()) {
-      // Skip updating write barrier if storing a smi.
-      __ JumpIfSmi(value_reg, &exit);
-
       // Update the write barrier for the array address.
       if (!FLAG_track_double_fields || !representation.IsDouble()) {
         __ mov(storage_reg, value_reg);
@@ -599,9 +596,6 @@ void BaseStoreStubCompiler::GenerateStoreTransition(MacroAssembler* masm,
     }
 
     if (!FLAG_track_fields || !representation.IsSmi()) {
-      // Skip updating write barrier if storing a smi.
-      __ JumpIfSmi(value_reg, &exit);
-
       // Update the write barrier for the array address.
       if (!FLAG_track_double_fields || !representation.IsDouble()) {
         __ mov(storage_reg, value_reg);