aboutsummaryrefslogtreecommitdiff
path: root/contrib/llvm/tools/lldb/source/Core/Opcode.cpp
diff options
context:
space:
mode:
authorDimitry Andric <dim@FreeBSD.org>2019-12-20 19:53:05 +0000
committerDimitry Andric <dim@FreeBSD.org>2019-12-20 19:53:05 +0000
commit0b57cec536236d46e3dba9bd041533462f33dbb7 (patch)
tree56229dbdbbf76d18580f72f789003db17246c8d9 /contrib/llvm/tools/lldb/source/Core/Opcode.cpp
parent718ef55ec7785aae63f98f8ca05dc07ed399c16d (diff)
Notes
Diffstat (limited to 'contrib/llvm/tools/lldb/source/Core/Opcode.cpp')
-rw-r--r--contrib/llvm/tools/lldb/source/Core/Opcode.cpp140
1 files changed, 0 insertions, 140 deletions
diff --git a/contrib/llvm/tools/lldb/source/Core/Opcode.cpp b/contrib/llvm/tools/lldb/source/Core/Opcode.cpp
deleted file mode 100644
index 6ca46de40de2..000000000000
--- a/contrib/llvm/tools/lldb/source/Core/Opcode.cpp
+++ /dev/null
@@ -1,140 +0,0 @@
-//===-- Opcode.cpp ----------------------------------------------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "lldb/Core/Opcode.h"
-
-#include "lldb/Utility/DataBufferHeap.h"
-#include "lldb/Utility/DataExtractor.h"
-#include "lldb/Utility/Endian.h"
-#include "lldb/Utility/Stream.h"
-#include "lldb/lldb-forward.h"
-
-#include <memory>
-
-#include <inttypes.h>
-
-using namespace lldb;
-using namespace lldb_private;
-
-int Opcode::Dump(Stream *s, uint32_t min_byte_width) {
- const uint32_t previous_bytes = s->GetWrittenBytes();
- switch (m_type) {
- case Opcode::eTypeInvalid:
- s->PutCString("<invalid>");
- break;
- case Opcode::eType8:
- s->Printf("0x%2.2x", m_data.inst8);
- break;
- case Opcode::eType16:
- s->Printf("0x%4.4x", m_data.inst16);
- break;
- case Opcode::eType16_2:
- case Opcode::eType32:
- s->Printf("0x%8.8x", m_data.inst32);
- break;
-
- case Opcode::eType64:
- s->Printf("0x%16.16" PRIx64, m_data.inst64);
- break;
-
- case Opcode::eTypeBytes:
- for (uint32_t i = 0; i < m_data.inst.length; ++i) {
- if (i > 0)
- s->PutChar(' ');
- s->Printf("%2.2x", m_data.inst.bytes[i]);
- }
- break;
- }
-
- uint32_t bytes_written_so_far = s->GetWrittenBytes() - previous_bytes;
- // Add spaces to make sure bytes display comes out even in case opcodes aren't
- // all the same size.
- if (bytes_written_so_far < min_byte_width)
- s->Printf("%*s", min_byte_width - bytes_written_so_far, "");
- return s->GetWrittenBytes() - previous_bytes;
-}
-
-lldb::ByteOrder Opcode::GetDataByteOrder() const {
- if (m_byte_order != eByteOrderInvalid) {
- return m_byte_order;
- }
- switch (m_type) {
- case Opcode::eTypeInvalid:
- break;
- case Opcode::eType8:
- case Opcode::eType16:
- case Opcode::eType16_2:
- case Opcode::eType32:
- case Opcode::eType64:
- return endian::InlHostByteOrder();
- case Opcode::eTypeBytes:
- break;
- }
- return eByteOrderInvalid;
-}
-
-uint32_t Opcode::GetData(DataExtractor &data) const {
- uint32_t byte_size = GetByteSize();
- uint8_t swap_buf[8];
- const void *buf = nullptr;
-
- if (byte_size > 0) {
- if (!GetEndianSwap()) {
- if (m_type == Opcode::eType16_2) {
- // 32 bit thumb instruction, we need to sizzle this a bit
- swap_buf[0] = m_data.inst.bytes[2];
- swap_buf[1] = m_data.inst.bytes[3];
- swap_buf[2] = m_data.inst.bytes[0];
- swap_buf[3] = m_data.inst.bytes[1];
- buf = swap_buf;
- } else {
- buf = GetOpcodeDataBytes();
- }
- } else {
- switch (m_type) {
- case Opcode::eTypeInvalid:
- break;
- case Opcode::eType8:
- buf = GetOpcodeDataBytes();
- break;
- case Opcode::eType16:
- *(uint16_t *)swap_buf = llvm::ByteSwap_16(m_data.inst16);
- buf = swap_buf;
- break;
- case Opcode::eType16_2:
- swap_buf[0] = m_data.inst.bytes[1];
- swap_buf[1] = m_data.inst.bytes[0];
- swap_buf[2] = m_data.inst.bytes[3];
- swap_buf[3] = m_data.inst.bytes[2];
- buf = swap_buf;
- break;
- case Opcode::eType32:
- *(uint32_t *)swap_buf = llvm::ByteSwap_32(m_data.inst32);
- buf = swap_buf;
- break;
- case Opcode::eType64:
- *(uint32_t *)swap_buf = llvm::ByteSwap_64(m_data.inst64);
- buf = swap_buf;
- break;
- case Opcode::eTypeBytes:
- buf = GetOpcodeDataBytes();
- break;
- }
- }
- }
- if (buf != nullptr) {
- DataBufferSP buffer_sp;
-
- buffer_sp = std::make_shared<DataBufferHeap>(buf, byte_size);
- data.SetByteOrder(GetDataByteOrder());
- data.SetData(buffer_sp);
- return byte_size;
- }
- data.Clear();
- return 0;
-}