diff options
Diffstat (limited to 'source/Symbol/GoASTContext.cpp')
| -rw-r--r-- | source/Symbol/GoASTContext.cpp | 151 |
1 files changed, 145 insertions, 6 deletions
diff --git a/source/Symbol/GoASTContext.cpp b/source/Symbol/GoASTContext.cpp index 4ba51f7580d7a..1993f23310584 100644 --- a/source/Symbol/GoASTContext.cpp +++ b/source/Symbol/GoASTContext.cpp @@ -13,6 +13,7 @@ #include "lldb/Core/Module.h" #include "lldb/Core/PluginManager.h" +#include "lldb/Core/StreamFile.h" #include "lldb/Core/UniqueCStringMap.h" #include "lldb/Core/ValueObject.h" #include "lldb/DataFormatters/StringPrinter.h" @@ -1268,13 +1269,115 @@ GoASTContext::ConvertStringToFloatValue(lldb::opaque_compiler_type_t type, const //---------------------------------------------------------------------- // Dumping types //---------------------------------------------------------------------- +#define DEPTH_INCREMENT 2 + void GoASTContext::DumpValue(lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, Stream *s, lldb::Format format, - const DataExtractor &data, lldb::offset_t data_offset, size_t data_byte_size, + const DataExtractor &data, lldb::offset_t data_byte_offset, size_t data_byte_size, uint32_t bitfield_bit_size, uint32_t bitfield_bit_offset, bool show_types, bool show_summary, bool verbose, uint32_t depth) { - assert(false); + if (IsTypedefType(type)) + type = GetTypedefedType(type).GetOpaqueQualType(); + if (!type) + return; + GoType *t = static_cast<GoType *>(type); + + if (GoStruct *st = t->GetStruct()) + { + if (GetCompleteType(type)) + { + uint32_t field_idx = 0; + for (auto* field = st->GetField(field_idx); field != nullptr; field_idx++) + { + // Print the starting squiggly bracket (if this is the + // first member) or comma (for member 2 and beyond) for + // the struct/union/class member. + if (field_idx == 0) + s->PutChar('{'); + else + s->PutChar(','); + + // Indent + s->Printf("\n%*s", depth + DEPTH_INCREMENT, ""); + + // Print the member type if requested + if (show_types) + { + ConstString field_type_name = field->m_type.GetTypeName(); + s->Printf("(%s) ", field_type_name.AsCString()); + } + // Print the member name and equal sign + s->Printf("%s = ", field->m_name.AsCString()); + + + // Dump the value of the member + CompilerType field_type = field->m_type; + field_type.DumpValue (exe_ctx, + s, // Stream to dump to + field_type.GetFormat(), // The format with which to display the member + data, // Data buffer containing all bytes for this type + data_byte_offset + field->m_byte_offset,// Offset into "data" where to grab value from + field->m_type.GetByteSize(exe_ctx->GetBestExecutionContextScope()), // Size of this type in bytes + 0, // Bitfield bit size + 0, // Bitfield bit offset + show_types, // Boolean indicating if we should show the variable types + show_summary, // Boolean indicating if we should show a summary for the current type + verbose, // Verbose output? + depth + DEPTH_INCREMENT); // Scope depth for any types that have children + } + + // Indent the trailing squiggly bracket + if (field_idx > 0) + s->Printf("\n%*s}", depth, ""); + + } + } + + if (GoArray *a = t->GetArray()) { + CompilerType element_clang_type = a->GetElementType(); + lldb::Format element_format = element_clang_type.GetFormat(); + uint32_t element_byte_size = element_clang_type.GetByteSize(exe_ctx->GetBestExecutionContextScope()); + + uint64_t element_idx; + for (element_idx = 0; element_idx < a->GetLength(); ++element_idx) + { + // Print the starting squiggly bracket (if this is the + // first member) or comman (for member 2 and beyong) for + // the struct/union/class member. + if (element_idx == 0) + s->PutChar('{'); + else + s->PutChar(','); + + // Indent and print the index + s->Printf("\n%*s[%" PRIu64 "] ", depth + DEPTH_INCREMENT, "", element_idx); + + // Figure out the field offset within the current struct/union/class type + uint64_t element_offset = element_idx * element_byte_size; + + // Dump the value of the member + element_clang_type.DumpValue (exe_ctx, + s, // Stream to dump to + element_format, // The format with which to display the element + data, // Data buffer containing all bytes for this type + data_byte_offset + element_offset,// Offset into "data" where to grab value from + element_byte_size, // Size of this type in bytes + 0, // Bitfield bit size + 0, // Bitfield bit offset + show_types, // Boolean indicating if we should show the variable types + show_summary, // Boolean indicating if we should show a summary for the current type + verbose, // Verbose output? + depth + DEPTH_INCREMENT); // Scope depth for any types that have children + } + + // Indent the trailing squiggly bracket + if (element_idx > 0) + s->Printf("\n%*s}", depth, ""); + } + + if (show_summary) + DumpSummary (type, exe_ctx, s, data, data_byte_offset, data_byte_size); } bool @@ -1371,19 +1474,55 @@ void GoASTContext::DumpSummary(lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, Stream *s, const DataExtractor &data, lldb::offset_t data_offset, size_t data_byte_size) { - assert(false); + if (type && GoType::KIND_STRING == static_cast<GoType *>(type)->GetGoKind()) + { + // TODO(ribrdb): read length and data + } } void GoASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type) { - assert(false); -} // Dump to stdout + // Dump to stdout + StreamFile s (stdout, false); + DumpTypeDescription (type, &s); +} void GoASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type, Stream *s) { - assert(false); + if (!type) + return; + ConstString name = GetTypeName(type); + GoType *t = static_cast<GoType *>(type); + + if (GoStruct *st = t->GetStruct()) + { + if (GetCompleteType(type)) + { + if (NULL == strchr(name.AsCString(), '{')) + s->Printf("type %s ", name.AsCString()); + s->PutCString("struct {"); + if (st->GetNumFields() == 0) { + s->PutChar('}'); + return; + } + s->IndentMore(); + uint32_t field_idx = 0; + for (auto* field = st->GetField(field_idx); field != nullptr; field_idx++) + { + s->PutChar('\n'); + s->Indent(); + s->Printf("%s %s", field->m_name.AsCString(), field->m_type.GetTypeName().AsCString()); + } + s->IndentLess(); + s->PutChar('\n'); + s->Indent("}"); + return; + } + } + + s->PutCString(name.AsCString()); } CompilerType |