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[WebAssembly] Create section start symbols automatically for all sections

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These symbols only get included in the output symbols table if
they are used in a relocation.

This behaviour matches more closely the ELF object writer.

Differential Revision: https://reviews.llvm.org/D46561

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@332005 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sam Clegg
2018-05-10 17:38:35 +00:00
parent d681e1aa7b
commit 70b76a172d
4 changed files with 39 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/MC/MCObjectFileInfo.cpp
+14 -12
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@@ -861,27 +861,29 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) {
}
void MCObjectFileInfo::initWasmMCObjectFileInfo(const Triple &T) {
// TODO: Set the section types and flags.
TextSection = Ctx->getWasmSection(".text", SectionKind::getText());
DataSection = Ctx->getWasmSection(".data", SectionKind::getData());
// TODO: Set the section types and flags.
DwarfLineSection = Ctx->getWasmSection(".debug_line", SectionKind::getMetadata(), ".debug_line");
DwarfLineSection =
Ctx->getWasmSection(".debug_line", SectionKind::getMetadata());
DwarfLineStrSection =
Ctx->getWasmSection(".debug_line_str", SectionKind::getMetadata());
DwarfStrSection = Ctx->getWasmSection(".debug_str", SectionKind::getMetadata(), ".debug_str");
DwarfLocSection = Ctx->getWasmSection(
".debug_loc", SectionKind::getMetadata(), ".debug_loc");
DwarfAbbrevSection = Ctx->getWasmSection(
".debug_abbrev", SectionKind::getMetadata(), ".debug_abbrev");
DwarfStrSection =
Ctx->getWasmSection(".debug_str", SectionKind::getMetadata());
DwarfLocSection =
Ctx->getWasmSection(".debug_loc", SectionKind::getMetadata());
DwarfAbbrevSection =
Ctx->getWasmSection(".debug_abbrev", SectionKind::getMetadata());
DwarfARangesSection = Ctx->getWasmSection(".debug_aranges", SectionKind::getMetadata());
DwarfRangesSection = Ctx->getWasmSection(
".debug_ranges", SectionKind::getMetadata(), ".debug_ranges");
DwarfMacinfoSection = Ctx->getWasmSection(".debug_macinfo", SectionKind::getMetadata(), ".debug_macinfo");
DwarfRangesSection =
Ctx->getWasmSection(".debug_ranges", SectionKind::getMetadata());
DwarfMacinfoSection =
Ctx->getWasmSection(".debug_macinfo", SectionKind::getMetadata());
DwarfAddrSection = Ctx->getWasmSection(".debug_addr", SectionKind::getMetadata());
DwarfCUIndexSection = Ctx->getWasmSection(".debug_cu_index", SectionKind::getMetadata());
DwarfTUIndexSection = Ctx->getWasmSection(".debug_tu_index", SectionKind::getMetadata());
DwarfInfoSection = Ctx->getWasmSection(".debug_info", SectionKind::getMetadata(), ".debug_info");
DwarfInfoSection =
Ctx->getWasmSection(".debug_info", SectionKind::getMetadata());
DwarfFrameSection = Ctx->getWasmSection(".debug_frame", SectionKind::getMetadata());
DwarfPubNamesSection = Ctx->getWasmSection(".debug_pubnames", SectionKind::getMetadata());
DwarfPubTypesSection = Ctx->getWasmSection(".debug_pubtypes", SectionKind::getMetadata());