[PATCH] D93569: [lld-macho] Have order files support filtering by archive member paths

[Jez Ng via Phabricator via llvm-commits]

int3 updated this revision to Diff 312894.
int3 added a comment.

put back TODO


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D93569/new/

https://reviews.llvm.org/D93569

Files:
  lld/MachO/Writer.cpp
  lld/test/MachO/order-file.s


Index: lld/test/MachO/order-file.s
===================================================================
--- lld/test/MachO/order-file.s
+++ lld/test/MachO/order-file.s
@@ -78,6 +78,19 @@
 # RUN: %lld -lSystem -o %t/test-archive-1 %t/foo.a %t/test.o -order_file %t/ord-1
 # RUN: llvm-objdump -d %t/test-archive-1 | FileCheck %s --check-prefix=FOO-FIRST
 
+# RUN: %lld -lSystem -o %t/test-archive-file-no-match %t/test.o %t/foo.a -order_file %t/ord-file-match
+# RUN: llvm-objdump -d %t/test-archive-file-no-match | FileCheck %s --check-prefix=FOO-SECOND
+# RUN: %lld -lSystem -o %t/test-archive %t/foo.a %t/test.o -order_file %t/ord-file-match
+# RUN: llvm-objdump -d %t/test-archive-file-no-match | FileCheck %s --check-prefix=FOO-SECOND
+
+#--- ord-archive-match
+foo.a(foo.o):-[Foo doFoo:andBar:]
+_main
+# RUN: %lld -lSystem -o %t/test-archive-1 %t/test.o %t/foo.a -order_file %t/ord-archive-match
+# RUN: llvm-objdump -d %t/test-archive-1 | FileCheck %s --check-prefix=FOO-FIRST
+# RUN: %lld -lSystem -o %t/test-archive-1 %t/foo.a %t/test.o -order_file %t/ord-archive-match
+# RUN: llvm-objdump -d %t/test-archive-1 | FileCheck %s --check-prefix=FOO-FIRST
+
 # RUN: %lld -lSystem -o %t/test-archive-file-no-match %t/test.o %t/foo.a -order_file %t/ord-file-nomatch
 # RUN: llvm-objdump -d %t/test-archive-file-no-match | FileCheck %s --check-prefix=FOO-SECOND
 # RUN: %lld -lSystem -o %t/test-archive %t/foo.a %t/test.o -order_file %t/ord-file-nomatch
Index: lld/MachO/Writer.cpp
===================================================================
--- lld/MachO/Writer.cpp
+++ lld/MachO/Writer.cpp
@@ -32,6 +32,7 @@
 
 using namespace llvm;
 using namespace llvm::MachO;
+using namespace llvm::sys;
 using namespace lld;
 using namespace lld::macho;
 
@@ -498,9 +499,16 @@
 }
 
 static size_t getSymbolPriority(const SymbolPriorityEntry &entry,
-                                const InputFile &file) {
-  return std::max(entry.objectFiles.lookup(sys::path::filename(file.getName())),
-                  entry.anyObjectFile);
+                                const InputFile *f) {
+  // We don't use toString(InputFile *) here because it returns the full path
+  // for object files, and we only want the basename.
+  StringRef filename;
+  if (f->archiveName.empty())
+    filename = path::filename(f->getName());
+  else
+    filename = saver.save(path::filename(f->archiveName) + "(" +
+                          path::filename(f->getName()) + ")");
+  return std::max(entry.objectFiles.lookup(filename), entry.anyObjectFile);
 }
 
 // Each section gets assigned the priority of the highest-priority symbol it
@@ -518,12 +526,12 @@
 
     SymbolPriorityEntry &entry = it->second;
     size_t &priority = sectionPriorities[sym.isec];
-    priority = std::max(priority, getSymbolPriority(entry, *sym.isec->file));
+    priority = std::max(priority, getSymbolPriority(entry, sym.isec->file));
   };
 
   // TODO: Make sure this handles weak symbols correctly.
   for (InputFile *file : inputFiles)
-    if (isa<ObjFile>(file) || isa<ArchiveFile>(file))
+    if (isa<ObjFile>(file))
       for (lld::macho::Symbol *sym : file->symbols)
         if (auto *d = dyn_cast<Defined>(sym))
           addSym(*d);


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