[arm64] Make sure that memory allocated for assembler tests is executable.

test/cctest/test-assembler-arm64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 19 matching lines @@
 #include <string.h>
 #include <cmath>
 #include <limits>
 
 #include "src/v8.h"
 
 #include "src/arm64/decoder-arm64-inl.h"
 #include "src/arm64/disasm-arm64.h"
 #include "src/arm64/simulator-arm64.h"
 #include "src/arm64/utils-arm64.h"
+#include "src/base/platform/platform.h"
 #include "src/base/utils/random-number-generator.h"
 #include "src/macro-assembler.h"
 #include "test/cctest/cctest.h"
 #include "test/cctest/test-utils-arm64.h"
 
 using namespace v8::internal;
 
 // Test infrastructure.
 //
 // Tests are functions which accept no parameters and have no return values.
@@ skipping 116 matching lines @@
 #define TEARDOWN()                                                             \
   delete pdis;                                                                 \
   delete[] buf;
 
 #else  // ifdef USE_SIMULATOR.
 // Run the test on real hardware or models.
 #define SETUP_SIZE(buf_size)                                   \
   Isolate* isolate = CcTest::i_isolate();                      \
   HandleScope scope(isolate);                                  \
   CHECK(isolate != NULL);                                      \
-  byte* buf = new byte[buf_size];                              \
-  MacroAssembler masm(isolate, buf, buf_size,                  \
+  size_t actual_size;                                          \
+  byte* buf = static_cast<byte*>(                              \
+      v8::base::OS::Allocate(buf_size, &actual_size, true));   \
+  MacroAssembler masm(isolate, buf, actual_size,               \
                       v8::internal::CodeObjectRequired::kYes); \
   RegisterDump core;
 
 #define RESET()                                                                \
   __ Reset();                                                                  \
   /* Reset the machine state (like simulator.ResetState()). */                 \
   __ Msr(NZCV, xzr);                                                           \
   __ Msr(FPCR, xzr);
 
 
@@ skipping 13 matching lines @@
     test_function();                                                \
   }
 
 #define END()                                                                  \
   core.Dump(&masm);                                                            \
   __ PopCalleeSavedRegisters();                                                \
   __ Ret();                                                                    \
   __ GetCode(NULL);
 
 #define TEARDOWN()                                                             \
-  delete[] buf;
+  v8::base::OS::Free(buf, actual_size);
 
 #endif  // ifdef USE_SIMULATOR.
 
 #define CHECK_EQUAL_NZCV(expected)                                            \
   CHECK(EqualNzcv(expected, core.flags_nzcv()))
 
 #define CHECK_EQUAL_REGISTERS(expected)                                       \
   CHECK(EqualRegisters(&expected, &core))
 
 #define CHECK_EQUAL_32(expected, result)                                      \
@@ skipping 11050 matching lines @@
   __ Mov(x0, 1);
 
   END();
 
   RUN();
 
   CHECK_EQUAL_64(0x1, x0);
 
   TEARDOWN();
 }