Reapply 114678 and 114667. Reverting them did not fix the bot:

http://google1.osuosl.org:8011/builders/llvm-gcc-i386-linux-selfhost/builds/69

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114761 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp
index 1189b73a08a22ec41ecb59eb66eea1d3fc10db5d..9eb9bcac46aa20986ccfbfc5d98e7ebc9fb340b9 100644 (file)
--- a/lib/MC/ELFObjectWriter.cpp
+++ b/lib/MC/ELFObjectWriter.cpp
@@ -515,9 +515,12 @@ void ELFObjectWriterImpl::RecordRelocation(const MCAssembler &Asm,
     }
 
     if (Base) {
-      if (F && (!Symbol->isInSection() || SD.isCommon()) && !SD.isExternal()) {
+      if (F && !SD.isExternal()) {
         Index = F->getParent()->getOrdinal() + LocalSymbolData.size() + 1;
-        Value += Layout.getSymbolAddress(&SD);
+
+        MCSectionData *FSD = F->getParent();
+        // Offset of the symbol in the section
+        Value += Layout.getSymbolAddress(&SD) - Layout.getSectionAddress(FSD);
       } else
         Index = getSymbolIndexInSymbolTable(Asm, Symbol);
       if (Base != &SD)

diff --git a/test/MC/ELF/local-reloc.s b/test/MC/ELF/local-reloc.s
new file mode 100644 (file)
index 0000000..e5a3d4c
--- /dev/null
+++ b/test/MC/ELF/local-reloc.s
@@ -0,0 +1,32 @@
+// RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | elf-dump  --dump-section-data | FileCheck  %s
+
+// Test that relocations with local symbols are represented as relocations
+// with the section. They should be equivalent, but gas behaves like this.
+
+       movl    foo, %r14d
+foo:
+
+// Section number 1 is .text
+// CHECK:        # Section 1
+// CHECK-next:  (('sh_name', 1) # '.text'
+
+
+// Relocation refers to symbol number 2
+// CHECK:      ('_relocations', [
+// CHECK-NEXT:  # Relocation 0
+// CHECK-NEXT:   (('r_offset',
+// CHECK-NEXT:    ('r_sym', 2)
+// CHECK-NEXT:    ('r_type',
+// CHECK-NEXT:    ('r_addend',
+// CHECK-NEXT:   ),
+// CHECK-NEXT:  ])
+
+// Symbol number 2 is section number 1
+// CHECK:    # Symbol 2
+// CHECK-NEXT:    (('st_name', 0) # ''
+// CHECK-NEXT:     ('st_bind', 0)
+// CHECK-NEXT:     ('st_type', 3)
+// CHECK-NEXT:     ('st_other', 0)
+// CHECK-NEXT:     ('st_shndx', 1)
+// CHECK-NEXT:     ('st_value', 0)
+// CHECK-NEXT:     ('st_size', 0)