Revert "[mips][microMIPS] Implement CFC*, CTC* and LDC* instructions"

This reverts commit r269176 as it caused test-suite failure.

llvm-svn: 269287
diff --git a/llvm/lib/Target/Mips/MipsInstrFPU.td b/llvm/lib/Target/Mips/MipsInstrFPU.td
index 165d853..8e58272 100644
--- a/llvm/lib/Target/Mips/MipsInstrFPU.td
+++ b/llvm/lib/Target/Mips/MipsInstrFPU.td
@@ -404,19 +404,14 @@
 def SWC1 : MMRel, SW_FT<"swc1", FGR32Opnd, II_SWC1, store>, LW_FM<0x39>;
 
 let DecoderNamespace = "Mips64" in {
-  let AdditionalPredicates = [NotInMicroMips] in {
-    def LDC164 : StdMMR6Rel, LW_FT<"ldc1", FGR64Opnd, II_LDC1, load>,
-                 LW_FM<0x35>, ISA_MIPS2, FGR_64 {
-      let BaseOpcode = "LDC164";
-    }
-  }
+  def LDC164 : LW_FT<"ldc1", FGR64Opnd, II_LDC1, load>, LW_FM<0x35>, ISA_MIPS2,
+               FGR_64;
   def SDC164 : SW_FT<"sdc1", FGR64Opnd, II_SDC1, store>, LW_FM<0x3d>, ISA_MIPS2,
                FGR_64;
 }
-def LDC1 : MMRel, StdMMR6Rel, LW_FT<"ldc1", AFGR64Opnd, II_LDC1, load>,
-           LW_FM<0x35>, ISA_MIPS2, FGR_32 {
-  let BaseOpcode = "LDC132";
-}
+
+def LDC1 : MMRel, LW_FT<"ldc1", AFGR64Opnd, II_LDC1, load>, LW_FM<0x35>,
+           ISA_MIPS2, FGR_32;
 def SDC1 : MMRel, SW_FT<"sdc1", AFGR64Opnd, II_SDC1, store>, LW_FM<0x3d>,
            ISA_MIPS2, FGR_32;