1 // Copyright 2014, VIXL authors 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 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 11 // and/or other materials provided with the distribution. 12 // * Neither the name of ARM Limited nor the names of its contributors may be 13 // used to endorse or promote products derived from this software without 14 // specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND 17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 20 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27 #include "examples.h" 28 29 30 // This is an interactive example, not to be used for testing. 31 #ifndef TEST_EXAMPLES 32 33 #define __ masm-> 34 35 // The aim is to let the user "play" with the debugger. Brk will trigger the 36 // debugger shell. 37 void 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 51 #ifdef VIXL_INCLUDE_SIMULATOR_AARCH64 52 int main(void) { 53 MacroAssembler masm; 54 Decoder decoder; 55 Debugger debugger(&decoder); 56 57 // Generate the code for the example function. 58 Label start; 59 masm.Bind(&start); 60 GenerateBreak(&masm); 61 masm.FinalizeCode(); 62 63 // Run the example function. 64 debugger.RunFrom(masm.GetLabelAddress<Instruction*>(&start)); 65 printf("Debugger example run\n"); 66 67 return 0; 68 } 69 #else 70 // Without the simulator there is nothing to test. 71 int main(void) { return 0; } 72 #endif // VIXL_INCLUDE_SIMULATOR_AARCH64 73 #endif // TEST_EXAMPLES 74