[PowerPC] Add support for high and higha symbol modifiers on tls modifers.

Enables using the high and high-adjusted symbol modifiers on thread local
storage modifers in powerpc assembly. Needed to be able to support 64 bit
thread-pointer and dynamic-thread-pointer access sequences.

Differential Revision: https://reviews.llvm.org/D47754

llvm-svn: 334856

1 files changed, 12 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
index 7315a73d286..a3caf9a7a5e 100644
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
@@ -209,6 +209,12 @@ unsigned PPCELFObjectWriter::getRelocType(MCContext &Ctx, const MCValue &Target,
       case MCSymbolRefExpr::VK_PPC_TPREL_HA:
         Type = ELF::R_PPC_TPREL16_HA;
         break;
+      case MCSymbolRefExpr::VK_PPC_TPREL_HIGH:
+        Type = ELF::R_PPC64_TPREL16_HIGH;
+        break;
+      case MCSymbolRefExpr::VK_PPC_TPREL_HIGHA:
+        Type = ELF::R_PPC64_TPREL16_HIGHA;
+        break;
       case MCSymbolRefExpr::VK_PPC_TPREL_HIGHER:
         Type = ELF::R_PPC64_TPREL16_HIGHER;
         break;
@@ -233,6 +239,12 @@ unsigned PPCELFObjectWriter::getRelocType(MCContext &Ctx, const MCValue &Target,
       case MCSymbolRefExpr::VK_PPC_DTPREL_HA:
         Type = ELF::R_PPC64_DTPREL16_HA;
         break;
+      case MCSymbolRefExpr::VK_PPC_DTPREL_HIGH:
+        Type = ELF::R_PPC64_DTPREL16_HIGH;
+        break;
+      case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHA:
+        Type = ELF::R_PPC64_DTPREL16_HIGHA;
+        break;
       case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHER:
         Type = ELF::R_PPC64_DTPREL16_HIGHER;
         break;