Merged: [x64] Do not compact constants with attached reloc info.

src/x64/assembler-x64.cc

Index: src/x64/assembler-x64.cc
diff --git a/src/x64/assembler-x64.cc b/src/x64/assembler-x64.cc
index 5825b20e696a9c6bbfa77dbff9ae8a77a47b8e08..f8162b096aaade85e25764cb567cb91bd267de38 100644
--- a/src/x64/assembler-x64.cc
+++ b/src/x64/assembler-x64.cc
@@ -606,12 +606,9 @@ void Assembler::immediate_arithmetic_op(byte subcode,
                                         int size) {
   EnsureSpace ensure_space(this);
   emit_rex(dst, size);
-  if (is_int8(src.value_)) {
+  if (is_int8(src.value_) && RelocInfo::IsNone(src.rmode_)) {
     emit(0x83);
     emit_operand(subcode, dst);
-    if (!RelocInfo::IsNone(src.rmode_)) {
-      RecordRelocInfo(src.rmode_);
-    }
     emit(src.value_);
   } else {
     emit(0x81);