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Display disassembly failure notification.

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This commit is contained in:
Bartosz Taudul 2020-04-19 15:40:42 +02:00
parent b157d4c161
commit ea00efa857
1 changed files with 40 additions and 0 deletions
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40
server/TracySourceView.cpp
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@ -883,8 +883,48 @@ void SourceView::RenderSymbolSourceView( uint32_t iptotal, unordered_flat_map<ui
ImGui::EndChild(); ImGui::EndChild();
} }
static int PrintHexBytes( char* buf, const uint8_t* bytes, size_t len )
{
static constexpr char HexPrint[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
const auto start = buf;
for( size_t i=0; i<len; i++ )
{
const auto byte = bytes[i];
*buf++ = HexPrint[byte >> 4];
*buf++ = HexPrint[byte & 0xF];
*buf++ = ' ';
}
*--buf = '\0';
return buf - start;
}
uint64_t SourceView::RenderSymbolAsmView( uint32_t iptotal, unordered_flat_map<uint64_t, uint32_t> ipcount, uint32_t ipmax, const Worker& worker, const View& view ) uint64_t SourceView::RenderSymbolAsmView( uint32_t iptotal, unordered_flat_map<uint64_t, uint32_t> ipcount, uint32_t ipmax, const Worker& worker, const View& view )
{ {
if( m_disasmFail >= 0 )
{
TextColoredUnformatted( ImVec4( 1.f, 1.f, 0.2f, 1.f ), ICON_FA_EXCLAMATION_TRIANGLE );
if( ImGui::IsItemHovered() )
{
const bool clicked = ImGui::IsItemClicked();
ImGui::BeginTooltip();
TextColoredUnformatted( ImVec4( 1, 0, 0, 1 ), "Disassembly failure." );
ImGui::TextUnformatted( "Some instructions weren't properly decoded. Possible reasons:" );
ImGui::TextUnformatted( " 1. Old version of capstone library doesn't support some instructions." );
ImGui::TextUnformatted( " 2. Trying to decode data part of the symbol (e.g. jump arrays, etc.)" );
TextFocused( "Code size:", RealToString( m_codeLen ) );
TextFocused( "Disassembled bytes:", RealToString( m_disasmFail ) );
char tmp[64];
auto bytesLeft = std::min( 16u, m_codeLen - m_disasmFail );
auto code = worker.GetSymbolCode( m_symAddr, m_codeLen );
assert( code );
PrintHexBytes( tmp, (const uint8_t*)code, bytesLeft );
TextFocused( "Failure bytes:", tmp );
TextDisabledUnformatted( "Click to copy to clipboard." );
ImGui::EndTooltip();
if( clicked ) ImGui::SetClipboardText( tmp );
}
ImGui::SameLine();
}
SmallCheckbox( ICON_FA_SEARCH_LOCATION " Relative locations", &m_asmRelative ); SmallCheckbox( ICON_FA_SEARCH_LOCATION " Relative locations", &m_asmRelative );
if( !m_sourceFiles.empty() ) if( !m_sourceFiles.empty() )
{ {