From 897a12cd26ad01a5ef19474f23cfd0fbff4ea5a7 Mon Sep 17 00:00:00 2001 From: Mike Wittman Date: Mon, 11 Dec 2017 13:50:41 -0800 Subject: Write field indicating multiple symbols at an address in dump_syms Updates dump_syms to write the optional 'm' first field in FUNCTION and PUBLIC records to indicate that the address corresponds to more than one symbol. Bug: google-breakpad:751 Change-Id: I850b0122324ed5f9ec747aa92ba354a3126a7ef9 Reviewed-on: https://chromium-review.googlesource.com/820711 Reviewed-by: Mark Mentovai --- src/common/windows/pdb_source_line_writer.cc | 9 +++------ src/common/windows/pdb_source_line_writer.h | 8 +------- 2 files changed, 4 insertions(+), 13 deletions(-) (limited to 'src/common') diff --git a/src/common/windows/pdb_source_line_writer.cc b/src/common/windows/pdb_source_line_writer.cc index 19c63852..b7788ca0 100644 --- a/src/common/windows/pdb_source_line_writer.cc +++ b/src/common/windows/pdb_source_line_writer.cc @@ -219,8 +219,7 @@ bool CreateDiaDataSourceInstance(CComPtr &data_source) { } // namespace -PDBSourceLineWriter::PDBSourceLineWriter(bool enable_multiple_field) - : enable_multiple_field_(enable_multiple_field), output_(NULL) { +PDBSourceLineWriter::PDBSourceLineWriter() : output_(NULL) { } PDBSourceLineWriter::~PDBSourceLineWriter() { @@ -373,8 +372,7 @@ bool PDBSourceLineWriter::PrintFunction(IDiaSymbol *function, MapAddressRange(image_map_, AddressRange(rva, static_cast(length)), &ranges); for (size_t i = 0; i < ranges.size(); ++i) { - const char* optional_multiple_field = - enable_multiple_field_ && has_multiple_symbols ? "m " : ""; + const char* optional_multiple_field = has_multiple_symbols ? "m " : ""; fprintf(output_, "FUNC %s%lx %lx %x %ws\n", optional_multiple_field, ranges[i].rva, ranges[i].length, stack_param_size, name.m_str); } @@ -891,8 +889,7 @@ bool PDBSourceLineWriter::PrintCodePublicSymbol(IDiaSymbol *symbol, AddressRangeVector ranges; MapAddressRange(image_map_, AddressRange(rva, 1), &ranges); for (size_t i = 0; i < ranges.size(); ++i) { - const char* optional_multiple_field = - enable_multiple_field_ && has_multiple_symbols ? "m " : ""; + const char* optional_multiple_field = has_multiple_symbols ? "m " : ""; fprintf(output_, "PUBLIC %s%lx %x %ws\n", optional_multiple_field, ranges[i].rva, stack_param_size > 0 ? stack_param_size : 0, name.m_str); diff --git a/src/common/windows/pdb_source_line_writer.h b/src/common/windows/pdb_source_line_writer.h index 5a8bcbe7..3ed07361 100644 --- a/src/common/windows/pdb_source_line_writer.h +++ b/src/common/windows/pdb_source_line_writer.h @@ -92,9 +92,7 @@ class PDBSourceLineWriter { ANY_FILE // try PDB_FILE and then EXE_FILE }; - // NB: |enable_multiple_field| is temporary while transitioning to enabling - // writing the multiple field permanently. - explicit PDBSourceLineWriter(bool enable_multiple_field = false); + explicit PDBSourceLineWriter(); ~PDBSourceLineWriter(); // Opens the given file. For executable files, the corresponding pdb @@ -232,10 +230,6 @@ class PDBSourceLineWriter { // a failure, returns 0, which is also a valid number of bytes. static int GetFunctionStackParamSize(IDiaSymbol *function); - // True if the optional 'm' field on FUNC and PUBLIC for multiple symbols at - // the same address should be output. - bool enable_multiple_field_; - // The filename of the PE file corresponding to the currently-open // pdb file. wstring code_file_; -- cgit v1.2.1