1 files changed, 11 insertions, 0 deletions
diff --git a/lld/ELF/Writer.cpp b/lld/ELF/Writer.cpp
index df03f8ae531..111a19d9bb5 100644
--- a/lld/ELF/Writer.cpp
+++ b/lld/ELF/Writer.cpp
@@ -2069,6 +2069,16 @@ static uint16_t getELFType() {
   return ET_EXEC;
 }
 
+static uint8_t getAbiVersion() {
+  if (Config->EMachine == EM_MIPS) {
+    // Increment the ABI version for non-PIC executable files.
+    if (getELFType() == ET_EXEC &&
+        (Config->EFlags & (EF_MIPS_PIC | EF_MIPS_CPIC)) == EF_MIPS_CPIC)
+      return 1;
+  }
+  return 0;
+}
+
 template <class ELFT> void Writer<ELFT>::writeHeader() {
   uint8_t *Buf = Buffer->getBufferStart();
   memcpy(Buf, "\177ELF", 4);
@@ -2079,6 +2089,7 @@ template <class ELFT> void Writer<ELFT>::writeHeader() {
   EHdr->e_ident[EI_DATA] = Config->IsLE ? ELFDATA2LSB : ELFDATA2MSB;
   EHdr->e_ident[EI_VERSION] = EV_CURRENT;
   EHdr->e_ident[EI_OSABI] = Config->OSABI;
+  EHdr->e_ident[EI_ABIVERSION] = getAbiVersion();
   EHdr->e_type = getELFType();
   EHdr->e_machine = Config->EMachine;
   EHdr->e_version = EV_CURRENT;