[mips][microMIPS] Implement DERET and DI instructions and check size operand for...

[oota-llvm.git] / lib / Target / Mips / MicroMipsInstrInfo.td

diff --git a/lib/Target/Mips/MicroMipsInstrInfo.td b/lib/Target/Mips/MicroMipsInstrInfo.td
index 175a9559e0047ba40abe69ea8837d56cadbdce6e..99f0f446deabeeb52fd8f62e5f615274351b1d2b 100644 (file)
--- a/lib/Target/Mips/MicroMipsInstrInfo.td
+++ b/lib/Target/Mips/MicroMipsInstrInfo.td
@@ -844,9 +844,9 @@ let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
   /// Word Swap Bytes Within Halfwords
   def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd, II_WSBH>,
                 SEB_FM_MM<0x1ec>, ISA_MIPS32R2;
-
-  def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>,
-               EXT_FM_MM<0x2c>;
+  // TODO: Add '0 < pos+size <= 32' constraint check to ext instruction
+  def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, uimm5_plus1,
+                              MipsExt>, EXT_FM_MM<0x2c>;
   def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>,
                EXT_FM_MM<0x0c>;
 
@@ -1018,6 +1018,7 @@ def B_MM_Pseudo : UncondBranchMMPseudo<"b">, ISA_MICROMIPS;
 
 let Predicates = [InMicroMips] in {
 def : MipsInstAlias<"ei", (EI_MM ZERO), 1>, ISA_MIPS32R2;
+def : MipsInstAlias<"di", (DI_MM ZERO), 1>, ISA_MIPS32R2;
 def : MipsInstAlias<"teq $rs, $rt",
                     (TEQ_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
 def : MipsInstAlias<"tge $rs, $rt",