[gold patch] PR 22969: Add support for R_AARCH64_TLSLE_LDST8_TPREL_LO12, etc.

[Cary Coutant]

> Can you please look over this patch and give it a test? Let me know if
> it's OK to check in.
>
> 2018-03-27  Cary Coutant  <ccoutant@gmail.com>
>
> gold/
>         PR gold/22969
>         * aarch64-reloc.def: Add TLSLE_LDST* relocations.
>         * aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
>         (Target_aarch64::Scan::local): Likewise.
>         (Target_aarch64::Scan::global): Likewise.
>         (Target_aarch64::Relocate::relocate): Likewise.
>         (Target_aarch64::Relocate::relocate_tls): Likewise.

Oops, one more piece to the patch:

elfcpp/
        PR gold/22969
        * aarch64.h: Fix spelling of R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC.

diff --git a/elfcpp/aarch64.h b/elfcpp/aarch64.h
index 935a4d70f4..eb1ce6ae79 100644
--- a/elfcpp/aarch64.h
+++ b/elfcpp/aarch64.h
@@ -146,7 +146,7 @@ enum
   R_AARCH64_TLSLE_LDST8_TPREL_LO12 = 552,      // TPREL(S+A)
   R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC = 553,   // TPREL(S+A)
   R_AARCH64_TLSLE_LDST16_TPREL_LO12 = 554,     // TPREL(S+A)
-  R_AARCH64_TLSLE_LSDT16_TPREL_LO12_NC = 555,  // TPREL(S+A)
+  R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC = 555,  // TPREL(S+A)
   R_AARCH64_TLSLE_LDST32_TPREL_LO12 = 556,     // TPREL(S+A)
   R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC = 557,  // TPREL(S+A)
   R_AARCH64_TLSLE_LDST64_TPREL_LO12 = 558,     // TPREL(S+A)

-cary