diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
@@ -46,6 +46,7 @@
   case PPC::fixup_ppc_half16ds:
     return Value & 0xfffc;
   case PPC::fixup_ppc_pcrel34:
+  case PPC::fixup_ppc_imm34:
     return Value & 0x3ffffffff;
   }
 }
@@ -68,6 +69,7 @@
   case PPC::fixup_ppc_br24_notoc:
     return 4;
   case PPC::fixup_ppc_pcrel34:
+  case PPC::fixup_ppc_imm34:
   case FK_Data_8:
     return 8;
   case PPC::fixup_ppc_nofixup:
@@ -100,6 +102,7 @@
       { "fixup_ppc_half16",       0,     16,   0 },
       { "fixup_ppc_half16ds",     0,     14,   0 },
       { "fixup_ppc_pcrel34",     0,      34,   MCFixupKindInfo::FKF_IsPCRel },
+      { "fixup_ppc_imm34",       0,      34,   0 },
       { "fixup_ppc_nofixup",      0,      0,   0 }
     };
     const static MCFixupKindInfo InfosLE[PPC::NumTargetFixupKinds] = {
@@ -112,6 +115,7 @@
       { "fixup_ppc_half16",      0,      16,   0 },
       { "fixup_ppc_half16ds",    2,      14,   0 },
       { "fixup_ppc_pcrel34",     0,      34,   MCFixupKindInfo::FKF_IsPCRel },
+      { "fixup_ppc_imm34",       0,      34,   0 },
       { "fixup_ppc_nofixup",     0,       0,   0 }
     };
 
diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp
@@ -409,6 +409,9 @@
         break;
       }
       break;
+    case PPC::fixup_ppc_imm34:
+      llvm_unreachable("Unsupported Modifier for fixup_ppc_imm34.");
+      break;
     case FK_Data_8:
       switch (Modifier) {
       default: llvm_unreachable("Unsupported Modifier");
diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCFixupKinds.h b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCFixupKinds.h
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCFixupKinds.h
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCFixupKinds.h
@@ -43,6 +43,9 @@
   // A 34-bit fixup corresponding to PC-relative paddi.
   fixup_ppc_pcrel34,
 
+  // A 34-bit fixup corresponding to Non-PC-relative paddi.
+  fixup_ppc_imm34,
+
   /// Not a true fixup, but ties a symbol to a call to __tls_get_addr for the
   /// TLS general and local dynamic models, or inserts the thread-pointer
   /// register number.
diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.h b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.h
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.h
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.h
@@ -52,7 +52,14 @@
                             const MCSubtargetInfo &STI) const;
   uint64_t getImm34Encoding(const MCInst &MI, unsigned OpNo,
                             SmallVectorImpl<MCFixup> &Fixups,
-                            const MCSubtargetInfo &STI) const;
+                            const MCSubtargetInfo &STI,
+                            MCFixupKind Fixup) const;
+  uint64_t getImm34EncodingNoPCRel(const MCInst &MI, unsigned OpNo,
+                                   SmallVectorImpl<MCFixup> &Fixups,
+                                   const MCSubtargetInfo &STI) const;
+  uint64_t getImm34EncodingPCRel(const MCInst &MI, unsigned OpNo,
+                                 SmallVectorImpl<MCFixup> &Fixups,
+                                 const MCSubtargetInfo &STI) const;
   unsigned getMemRIEncoding(const MCInst &MI, unsigned OpNo,
                             SmallVectorImpl<MCFixup> &Fixups,
                             const MCSubtargetInfo &STI) const;
diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp
@@ -104,20 +104,36 @@
   return 0;
 }
 
-uint64_t
-PPCMCCodeEmitter::getImm34Encoding(const MCInst &MI, unsigned OpNo,
-                                   SmallVectorImpl<MCFixup> &Fixups,
-                                   const MCSubtargetInfo &STI) const {
+uint64_t PPCMCCodeEmitter::getImm34Encoding(const MCInst &MI, unsigned OpNo,
+                                            SmallVectorImpl<MCFixup> &Fixups,
+                                            const MCSubtargetInfo &STI,
+                                            MCFixupKind Fixup) const {
   const MCOperand &MO = MI.getOperand(OpNo);
-  if (MO.isReg() || MO.isImm())
+  assert(!MO.isReg() && "Not expecting a register for this operand.");
+  if (MO.isImm())
     return getMachineOpValue(MI, MO, Fixups, STI);
 
   // Add a fixup for the immediate field.
-  Fixups.push_back(MCFixup::create(0, MO.getExpr(),
-                                   (MCFixupKind)PPC::fixup_ppc_pcrel34));
+  Fixups.push_back(MCFixup::create(0, MO.getExpr(), Fixup));
   return 0;
 }
 
+uint64_t
+PPCMCCodeEmitter::getImm34EncodingNoPCRel(const MCInst &MI, unsigned OpNo,
+                                          SmallVectorImpl<MCFixup> &Fixups,
+                                          const MCSubtargetInfo &STI) const {
+  return getImm34Encoding(MI, OpNo, Fixups, STI,
+                          (MCFixupKind)PPC::fixup_ppc_imm34);
+}
+
+uint64_t
+PPCMCCodeEmitter::getImm34EncodingPCRel(const MCInst &MI, unsigned OpNo,
+                                        SmallVectorImpl<MCFixup> &Fixups,
+                                        const MCSubtargetInfo &STI) const {
+  return getImm34Encoding(MI, OpNo, Fixups, STI,
+                          (MCFixupKind)PPC::fixup_ppc_pcrel34);
+}
+
 unsigned PPCMCCodeEmitter::getMemRIEncoding(const MCInst &MI, unsigned OpNo,
                                             SmallVectorImpl<MCFixup> &Fixups,
                                             const MCSubtargetInfo &STI) const {
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.td b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
@@ -756,7 +756,13 @@
 }
 def s34imm : Operand<i64> {
   let PrintMethod = "printS34ImmOperand";
-  let EncoderMethod = "getImm34Encoding";
+  let EncoderMethod = "getImm34EncodingNoPCRel";
+  let ParserMatchClass = PPCS34ImmAsmOperand;
+  let DecoderMethod = "decodeSImmOperand<34>";
+}
+def s34imm_pcrel : Operand<i64> {
+  let PrintMethod = "printS34ImmOperand";
+  let EncoderMethod = "getImm34EncodingPCRel";
   let ParserMatchClass = PPCS34ImmAsmOperand;
   let DecoderMethod = "decodeSImmOperand<34>";
 }
diff --git a/llvm/lib/Target/PowerPC/PPCInstrPrefix.td b/llvm/lib/Target/PowerPC/PPCInstrPrefix.td
--- a/llvm/lib/Target/PowerPC/PPCInstrPrefix.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrPrefix.td
@@ -392,7 +392,7 @@
   let Interpretation64Bit = 1, isCodeGenOnly = 1 in {
     defm PADDI8 :
       MLS_DForm_R_SI34_RTA5_p<14, (outs g8rc:$RT), (ins g8rc:$RA, s34imm:$SI),
-                              (ins immZero:$RA, s34imm:$SI),
+                              (ins immZero:$RA, s34imm_pcrel:$SI),
                               "paddi $RT, $RA, $SI", IIC_LdStLFD>;
     let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
       def PLI8 : MLS_DForm_SI34_RT5<14, (outs g8rc:$RT),
@@ -402,7 +402,7 @@
   }
   defm PADDI :
     MLS_DForm_R_SI34_RTA5_p<14, (outs gprc:$RT), (ins gprc:$RA, s34imm:$SI),
-                            (ins immZero:$RA, s34imm:$SI),
+                            (ins immZero:$RA, s34imm_pcrel:$SI),
                             "paddi $RT, $RA, $SI", IIC_LdStLFD>;
   let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
     def PLI : MLS_DForm_SI34_RT5<14, (outs gprc:$RT),
diff --git a/llvm/test/MC/PowerPC/ppc64-errors-emit-obj.s b/llvm/test/MC/PowerPC/ppc64-errors-emit-obj.s
new file mode 100644
--- /dev/null
+++ b/llvm/test/MC/PowerPC/ppc64-errors-emit-obj.s
@@ -0,0 +1,7 @@
+# RUN: not --crash llvm-mc -triple powerpc64-- --filetype=obj < %s 2> %t
+# RUN: FileCheck < %t %s
+# RUN: not --crash llvm-mc -triple powerpc64le-- --filetype=obj < %s 2> %t
+# RUN: FileCheck < %t %s
+
+# CHECK: Unsupported Modifier for fixup_ppc_imm34.
+paddi 3, 13, symbol@toc, 0