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Side by Side Diff: runtime/vm/disassembler_arm.cc

Issue 790213004: Add inlining ranges/intervals to code objects so that we can map a pc to the inlined stack. The map… (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/disassembler.h" 5 #include "vm/disassembler.h"
6 6
7 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM. 7 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM.
8 #if defined(TARGET_ARCH_ARM) 8 #if defined(TARGET_ARCH_ARM)
9 9
10 #include "platform/assert.h" 10 #include "platform/assert.h"
(...skipping 1514 matching lines...) Expand 10 before | Expand all | Expand 10 after
1525 int* out_instr_size, uword pc) { 1525 int* out_instr_size, uword pc) {
1526 ARMDecoder decoder(human_buffer, human_size); 1526 ARMDecoder decoder(human_buffer, human_size);
1527 decoder.InstructionDecode(pc); 1527 decoder.InstructionDecode(pc);
1528 int32_t instruction_bits = Instr::At(pc)->InstructionBits(); 1528 int32_t instruction_bits = Instr::At(pc)->InstructionBits();
1529 OS::SNPrint(hex_buffer, hex_size, "%08x", instruction_bits); 1529 OS::SNPrint(hex_buffer, hex_size, "%08x", instruction_bits);
1530 if (out_instr_size) { 1530 if (out_instr_size) {
1531 *out_instr_size = Instr::kInstrSize; 1531 *out_instr_size = Instr::kInstrSize;
1532 } 1532 }
1533 } 1533 }
1534 1534
1535
1536 void Disassembler::Disassemble(uword start,
1537 uword end,
1538 DisassemblyFormatter* formatter,
1539 const Code::Comments& comments) {
1540 ASSERT(formatter != NULL);
1541 char hex_buffer[kHexadecimalBufferSize]; // Instruction in hexadecimal form.
1542 char human_buffer[kUserReadableBufferSize]; // Human-readable instruction.
1543 uword pc = start;
1544 intptr_t comment_finger = 0;
1545 while (pc < end) {
1546 const intptr_t offset = pc - start;
1547 while (comment_finger < comments.Length() &&
1548 comments.PCOffsetAt(comment_finger) <= offset) {
1549 formatter->Print(
1550 " ;; %s\n",
1551 String::Handle(comments.CommentAt(comment_finger)).ToCString());
1552 comment_finger++;
1553 }
1554 int instruction_length;
1555 DecodeInstruction(hex_buffer, sizeof(hex_buffer),
1556 human_buffer, sizeof(human_buffer),
1557 &instruction_length, pc);
1558
1559 formatter->ConsumeInstruction(hex_buffer,
1560 sizeof(hex_buffer),
1561 human_buffer,
1562 sizeof(human_buffer),
1563 pc);
1564 pc += instruction_length;
1565 }
1566 }
1567
1568 } // namespace dart 1535 } // namespace dart
1569 1536
1570 #endif // defined TARGET_ARCH_ARM 1537 #endif // defined TARGET_ARCH_ARM
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