[ELF2] Implement PPC64TargetInfo::isRelRelative

This is essentially pattern-matching against the x86 target, and generates the
analogous PPC64 relocation.

llvm-svn: 250102

1 files changed, 15 insertions, 0 deletions

diff --git a/lld/ELF/Target.cpp b/lld/ELF/Target.cpp
index df7b34cf849..8d3a3515d5a 100644
--- a/lld/ELF/Target.cpp
+++ b/lld/ELF/Target.cpp
@@ -221,6 +221,7 @@ PPC64TargetInfo::PPC64TargetInfo() {
   PCRelReloc = R_PPC64_REL24;
   GotReloc = R_PPC64_GLOB_DAT;
   GotRefReloc = R_PPC64_REL64;
+  RelativeReloc = R_PPC64_RELATIVE;
   PltEntrySize = 32;
 
   // We need 64K pages (at least under glibc/Linux, the loader won't
@@ -291,6 +292,20 @@ bool PPC64TargetInfo::relocNeedsPlt(uint32_t Type, const SymbolBody &S) const {
   return S.isShared() || (S.isUndefined() && S.isWeak());
 }
 
+bool PPC64TargetInfo::isRelRelative(uint32_t Type) const {
+  switch (Type) {
+  default:
+    return false;
+  case R_PPC64_REL24:
+  case R_PPC64_REL14:
+  case R_PPC64_REL14_BRTAKEN:
+  case R_PPC64_REL14_BRNTAKEN:
+  case R_PPC64_REL32:
+  case R_PPC64_REL64:
+    return true;
+  }
+}
+
 void PPC64TargetInfo::relocateOne(uint8_t *Buf, const void *RelP, uint32_t Type,
                                   uint64_t BaseAddr, uint64_t SymVA) const {
   typedef ELFFile<ELF64BE>::Elf_Rela Elf_Rela;