Update naming to `aarch32` and `aarch64`.

Change-Id: I40a929b1095ee3e1b2ca5ef879c7006d8b59acc9
diff --git a/examples/aarch32/examples.h b/examples/aarch32/examples.h
new file mode 100644
index 0000000..7b159be
--- /dev/null
+++ b/examples/aarch32/examples.h
@@ -0,0 +1,94 @@
+// Copyright 2015, VIXL 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 with the distribution.
+//   * Neither the name of ARM Limited nor the names of its contributors may be
+//     used to endorse or promote products derived from this software without
+//     specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef VIXL_EXAMPLE_EXAMPLES_H_
+#define VIXL_EXAMPLE_EXAMPLES_H_
+
+#include <stdio.h>
+#include <stdint.h>
+#ifndef VIXL_INCLUDE_SIMULATOR
+#include <sys/mman.h>
+#endif
+#include <string>
+#include "aarch32/constants-aarch32.h"
+#include "aarch32/instructions-aarch32.h"
+#include "aarch32/macro-assembler-aarch32.h"
+
+using namespace vixl::aarch32;
+
+#ifndef VIXL_INCLUDE_SIMULATOR
+class ExecutableMemory {
+ public:
+  ExecutableMemory(const byte* code_start, size_t size)
+      : size_(size),
+        buffer_(reinterpret_cast<byte*>(mmap(NULL,
+                                             size,
+                                             PROT_READ | PROT_WRITE | PROT_EXEC,
+                                             MAP_SHARED | MAP_ANONYMOUS,
+                                             -1,
+                                             0))) {
+    VIXL_ASSERT(reinterpret_cast<intptr_t>(buffer_) != -1);
+    memcpy(buffer_, code_start, size_);
+    __builtin___clear_cache(buffer_, buffer_ + size_);
+  }
+  ~ExecutableMemory() { munmap(buffer_, size_); }
+
+  template <typename T>
+  T GetEntryPoint(const Label& entry_point) const {
+    uint32_t location = entry_point.GetLocation();
+    if (entry_point.IsT32()) location += 1;
+    return GetOffsetAddress<T>(location);
+  }
+
+ protected:
+  template <typename T>
+  T GetOffsetAddress(ptrdiff_t offset) const {
+    VIXL_ASSERT((offset >= 0) && (offset <= size_));
+    T function_address;
+    byte* buffer_address = buffer_ + offset;
+    memcpy(&function_address, &buffer_address, sizeof(T));
+    return function_address;
+  }
+
+ private:
+  size_t size_;
+  byte* buffer_;
+};
+#endif
+
+// Generate a function with the following prototype:
+//   int32_t abs(int32_t x)
+//
+// The generated function computes the absolute value of an integer.
+void GenerateAbs(MacroAssembler* masm);
+
+// Generate a function with the following prototype:
+//   uint32_t demo_function(uint32_t x)
+//
+// This is the example used in doc/getting-started-a32.txt
+void GenerateDemo(MacroAssembler* masm);
+
+#endif /* !VIXL_EXAMPLE_EXAMPLES_H_ */