[PowerPC] Remove QPX/A2Q BGQ/BGP CNK support

Per RFC http://lists.llvm.org/pipermail/llvm-dev/2020-April/141295.html
no one is making use of QPX/A2Q/BGQ/BGP CNK anymore.

This patch remove the support of QPX/A2Q in llvm, BGQ/BGP in clang,
CNK support in openmp/polly.

Reviewed By: hfinkel

Differential Revision: https://reviews.llvm.org/D83915

1 files changed, 2 insertions, 13 deletions

diff --git a/llvm/lib/Target/PowerPC/Disassembler/PPCDisassembler.cpp b/llvm/lib/Target/PowerPC/Disassembler/PPCDisassembler.cpp
index 74c6fd3..362ddf7 100644
--- a/llvm/lib/Target/PowerPC/Disassembler/PPCDisassembler.cpp
+++ b/llvm/lib/Target/PowerPC/Disassembler/PPCDisassembler.cpp
@@ -167,12 +167,6 @@ static DecodeStatus DecodeG8RC_NOX0RegisterClass(MCInst &Inst, uint64_t RegNo,
 #define DecodePointerLikeRegClass0 DecodeGPRCRegisterClass
 #define DecodePointerLikeRegClass1 DecodeGPRC_NOR0RegisterClass
 
-static DecodeStatus DecodeQFRCRegisterClass(MCInst &Inst, uint64_t RegNo,
-                                            uint64_t Address,
-                                            const void *Decoder) {
-  return decodeRegisterClass(Inst, RegNo, QFRegs);
-}
-
 static DecodeStatus DecodeSPERCRegisterClass(MCInst &Inst, uint64_t RegNo,
                                             uint64_t Address,
                                             const void *Decoder) {
@@ -401,14 +395,9 @@ DecodeStatus PPCDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
   // Read the instruction in the proper endianness.
   uint64_t Inst = ReadFunc(Bytes.data());
 
-  if (STI.getFeatureBits()[PPC::FeatureQPX]) {
-    DecodeStatus result =
-      decodeInstruction(DecoderTableQPX32, MI, Inst, Address, this, STI);
-    if (result != MCDisassembler::Fail)
-      return result;
-  } else if (STI.getFeatureBits()[PPC::FeatureSPE]) {
+  if (STI.getFeatureBits()[PPC::FeatureSPE]) {
     DecodeStatus result =
-      decodeInstruction(DecoderTableSPE32, MI, Inst, Address, this, STI);
+        decodeInstruction(DecoderTableSPE32, MI, Inst, Address, this, STI);
     if (result != MCDisassembler::Fail)
       return result;
   }