Revert of Fix printf formats

src/x64/disasm-x64.cc

Index: src/x64/disasm-x64.cc
diff --git a/src/x64/disasm-x64.cc b/src/x64/disasm-x64.cc
index 225f3cc80c0eabed690679b80cabb3736fd370bb..a9532dc3ad9b97f8f238cefa7450b26c002dbed4 100644
--- a/src/x64/disasm-x64.cc
+++ b/src/x64/disasm-x64.cc
@@ -8,7 +8,6 @@
 
 #if V8_TARGET_ARCH_X64
 
-#include "src/base/compiler-specific.h"
 #include "src/base/lazy-instance.h"
 #include "src/disasm.h"
 
@@ -480,7 +479,7 @@
   int MemoryFPUInstruction(int escape_opcode, int regop, byte* modrm_start);
   int RegisterFPUInstruction(int escape_opcode, byte modrm_byte);
   int AVXInstruction(byte* data);
-  PRINTF_FORMAT(2, 3) void AppendToBuffer(const char* format, ...);
+  void AppendToBuffer(const char* format, ...);
 
   void UnimplementedInstruction() {
     if (abort_on_unimplemented_) {
@@ -619,7 +618,7 @@
       value = 0;  // Initialize variables on all paths to satisfy the compiler.
       count = 0;
   }
-  AppendToBuffer("%" V8PRIxPTR, value);
+  AppendToBuffer("%" V8_PTR_PREFIX "x", value);
   return count;
 }
 
@@ -2000,7 +1999,7 @@
           if (rex_w()) AppendToBuffer("REX.W ");
           AppendToBuffer("%s%c", idesc.mnem, operand_size_code());
         } else {
-          AppendToBuffer("%s%c", idesc.mnem, operand_size_code());
+          AppendToBuffer("%s", idesc.mnem, operand_size_code());
         }
         data++;
         break;
@@ -2335,7 +2334,9 @@
           default:
             UNREACHABLE();
         }
-        AppendToBuffer("test%c rax,0x%" V8PRIxPTR, operand_size_code(), value);
+        AppendToBuffer("test%c rax,0x%" V8_PTR_PREFIX "x",
+                       operand_size_code(),
+                       value);
         break;
       }
       case 0xD1:  // fall through