Merge V8 5.2.361.47  DO NOT MERGE

https://chromium.googlesource.com/v8/v8/+/5.2.361.47

FPIIM-449

Change-Id: Ibec421b85a9b88cb3a432ada642e469fe7e78346
(cherry picked from commit bcf72ee8e3b26f1d0726869c7ddb3921c68b09a8)
diff --git a/test/cctest/test-platform.cc b/test/cctest/test-platform.cc
index 6012fd4..48eda3d 100644
--- a/test/cctest/test-platform.cc
+++ b/test/cctest/test-platform.cc
@@ -25,9 +25,9 @@
 #elif V8_HOST_ARCH_MIPS64
   __asm__ __volatile__("sd $sp, %0" : "=g"(sp_addr));
 #elif defined(__s390x__) || defined(_ARCH_S390X)
-  __asm__ __volatile__("stg 15, %0" : "=g"(sp_addr));
+  __asm__ __volatile__("stg 15, %0" : "=m"(sp_addr));
 #elif defined(__s390__) || defined(_ARCH_S390)
-  __asm__ __volatile__("st 15, %0" : "=g"(sp_addr));
+  __asm__ __volatile__("st 15, %0" : "=m"(sp_addr));
 #elif defined(__PPC64__) || defined(_ARCH_PPC64)
   __asm__ __volatile__("std 1, %0" : "=g"(sp_addr));
 #elif defined(__PPC__) || defined(_ARCH_PPC)