S390: Use macro to declare rxy format assember function

src/s390/macro-assembler-s390.cc

Index: src/s390/macro-assembler-s390.cc
diff --git a/src/s390/macro-assembler-s390.cc b/src/s390/macro-assembler-s390.cc
index 843b5d061cc8a5f7f7887448fb373e0e076783a3..9b5962c44a7e031b22becf6c6da1a76e2bef155d 100644
--- a/src/s390/macro-assembler-s390.cc
+++ b/src/s390/macro-assembler-s390.cc
@@ -1639,7 +1639,7 @@ void MacroAssembler::Allocate(int object_size, Register result,
     // Prefetch the allocation_top's next cache line in advance to
     // help alleviate potential cache misses.
     // Mode 2 - Prefetch the data into a cache line for store access.
-    pfd(r2, MemOperand(result, 256));
+    pfd(static_cast<Condition>(2), MemOperand(result, 256));
   }
 
   // Tag object.
@@ -1738,7 +1738,7 @@ void MacroAssembler::Allocate(Register object_size, Register result,
     // Prefetch the allocation_top's next cache line in advance to
     // help alleviate potential cache misses.
     // Mode 2 - Prefetch the data into a cache line for store access.
-    pfd(r2, MemOperand(result, 256));
+    pfd(static_cast<Condition>(2), MemOperand(result, 256));
   }
 
   // Tag object.
@@ -1798,7 +1798,7 @@ void MacroAssembler::FastAllocate(Register object_size, Register result,
     // Prefetch the allocation_top's next cache line in advance to
     // help alleviate potential cache misses.
     // Mode 2 - Prefetch the data into a cache line for store access.
-    pfd(r2, MemOperand(result, 256));
+    pfd(static_cast<Condition>(2), MemOperand(result, 256));
   }
 
   // Tag object.
@@ -1866,7 +1866,7 @@ void MacroAssembler::FastAllocate(int object_size, Register result,
     // Prefetch the allocation_top's next cache line in advance to
     // help alleviate potential cache misses.
     // Mode 2 - Prefetch the data into a cache line for store access.
-    pfd(r2, MemOperand(result, 256));
+    pfd(static_cast<Condition>(2), MemOperand(result, 256));
   }
 
   // Tag object.