1// Copyright 2013, ARM Limited
2// All rights reserved.
3//
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5// modification, are permitted provided that the following conditions are met:
6//
7//   * Redistributions of source code must retain the above copyright notice,
8//     this list of conditions and the following disclaimer.
9//   * Redistributions in binary form must reproduce the above copyright notice,
10//     this list of conditions and the following disclaimer in the documentation
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12//   * Neither the name of ARM Limited nor the names of its contributors may be
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15//
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26
27#include "examples.h"
28
29// This is an interactive example, not to be used for testing.
30#ifndef TEST_EXAMPLES
31
32#define BUF_SIZE (4096)
33#define __ masm->
34
35// The aim is to let the user "play" with the debugger. Brk will trigger the
36// debugger shell.
37void GenerateBreak(MacroAssembler* masm) {
38  Label hop;
39  __ Brk();
40  __ Nop();
41  __ B(&hop);
42  __ Nop();
43  __ Bind(&hop);
44  __ Mov(x1, 123);
45  __ Mov(x2, 456);
46  __ Add(x0, x1, x2);
47  __ Ret();
48}
49
50
51int main(void) {
52  // Create and initialize the assembler and the debugger.
53  byte assm_buf[BUF_SIZE];
54  MacroAssembler masm(assm_buf, BUF_SIZE);
55  Decoder decoder;
56  Debugger debugger(&decoder);
57
58  // Generate the code for the example function.
59  Label start;
60  masm.Bind(&start);
61  GenerateBreak(&masm);
62  masm.FinalizeCode();
63
64  // Run the example function.
65  debugger.RunFrom(start.target());
66  printf("Debugger example run\n");
67
68  return 0;
69}
70#endif
71