[llvm-objdump] --disassemble-symbols: skip inline relocs from symbols that are not dumped (#75724)

When a section contains two functions x1 and x2, we incorrectly display
x1's relocations when dumping x2 for `--disassemble-symbols=x2 -r`.
Fix #75539 by ignoring these relocations.

1 files changed, 8 insertions, 1 deletions

diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index 12bb70d..1cdd84b 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -1948,6 +1948,13 @@ disassembleObject(ObjectFile &Obj, const ObjectFile &DbgObj,
         continue;
       }
 
+      // Skip relocations from symbols that are not dumped.
+      for (; RelCur != RelEnd; ++RelCur) {
+        uint64_t Offset = RelCur->getOffset() - RelAdjustment;
+        if (Index <= Offset)
+          break;
+      }
+
       bool DumpARMELFData = false;
       bool DumpTracebackTableForXCOFFFunction =
           Obj.isXCOFF() && Section.isText() && TracebackTable &&
@@ -2214,7 +2221,7 @@ disassembleObject(ObjectFile &Obj, const ObjectFile &DbgObj,
           while (RelCur != RelEnd) {
             uint64_t Offset = RelCur->getOffset() - RelAdjustment;
             // If this relocation is hidden, skip it.
-            if (getHidden(*RelCur) || SectionAddr + Offset < StartAddress) {
+            if (getHidden(*RelCur)) {
               ++RelCur;
               continue;
             }