VLDR fixups need special handling under Thumb.  While the encoding is the same,
the order of the bytes in the data stream is flipped around.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121215 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMMCCodeEmitter.cpp b/lib/Target/ARM/ARMMCCodeEmitter.cpp
index 229e00e..ba1f6d3 100644
--- a/lib/Target/ARM/ARMMCCodeEmitter.cpp
+++ b/lib/Target/ARM/ARMMCCodeEmitter.cpp
@@ -48,6 +48,7 @@
       // name                       off   bits  flags
       { "fixup_arm_ldst_pcrel_12",  1,    24,   MCFixupKindInfo::FKF_IsPCRel },
       { "fixup_arm_pcrel_10",       1,    24,   MCFixupKindInfo::FKF_IsPCRel },
+      { "fixup_t2_pcrel_10",        0,    32,   MCFixupKindInfo::FKF_IsPCRel },
       { "fixup_arm_adr_pcrel_12",   1,    24,   MCFixupKindInfo::FKF_IsPCRel },
       { "fixup_arm_branch",         1,    24,   MCFixupKindInfo::FKF_IsPCRel },
       { "fixup_arm_thumb_bl",       0,    32,   MCFixupKindInfo::FKF_IsPCRel },
@@ -737,7 +738,12 @@
 
     assert(MO.isExpr() && "Unexpected machine operand type!");
     const MCExpr *Expr = MO.getExpr();
-    MCFixupKind Kind = MCFixupKind(ARM::fixup_arm_pcrel_10);
+    MCFixupKind Kind;
+    const ARMSubtarget &Subtarget = TM.getSubtarget<ARMSubtarget>();
+    if (Subtarget.isThumb2())
+      Kind = MCFixupKind(ARM::fixup_t2_pcrel_10);
+    else
+      Kind = MCFixupKind(ARM::fixup_arm_pcrel_10);
     Fixups.push_back(MCFixup::Create(0, Expr, Kind));
 
     ++MCNumCPRelocations;