[mips][microMIPS] Implement ADDU16 and SUBU16 instructions

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

diff --git a/lib/Target/Mips/MipsDSPInstrInfo.td b/lib/Target/Mips/MipsDSPInstrInfo.td
index 93c5f4b6151aac54e846b1555bdabc78cfeff6d5..d26838404451428e7d199e434f4bd6b8212d5000 100644 (file)
--- a/lib/Target/Mips/MipsDSPInstrInfo.td
+++ b/lib/Target/Mips/MipsDSPInstrInfo.td
@@ -453,7 +453,6 @@ class MULT_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
   string AsmString = !strconcat(instr_asm, "\t$ac, $rs, $rt");
   list<dag> Pattern = [(set ACC64DSPOpnd:$ac, (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt))];
   InstrItinClass Itinerary = itin;
-  int AddedComplexity = 20;
   bit isCommutable = 1;
 }
 
@@ -465,7 +464,6 @@ class MADD_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
   list<dag> Pattern = [(set ACC64DSPOpnd:$ac,
                         (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64DSPOpnd:$acin))];
   InstrItinClass Itinerary = itin;
-  int AddedComplexity = 20;
   string Constraints = "$acin = $ac";
 }
 
@@ -476,7 +474,6 @@ class MFHI_DESC_BASE<string instr_asm, RegisterOperand RO, SDNode OpNode,
   string AsmString = !strconcat(instr_asm, "\t$rd, $ac");
   list<dag> Pattern = [(set GPR32Opnd:$rd, (OpNode RO:$ac))];
   InstrItinClass Itinerary = itin;
-  int AddedComplexity = 20;
 }
 
 class MTHI_DESC_BASE<string instr_asm, RegisterOperand RO, InstrItinClass itin> {
@@ -739,10 +736,8 @@ class MAQ_SA_W_PHR_DESC : DPA_W_PH_DESC_BASE<"maq_sa.w.phr", MipsMAQ_SA_W_PHR>,
                           Defs<[DSPOutFlag16_19]>;
 
 // Move from/to hi/lo.
-class MFHI_DESC : MFHI_DESC_BASE<"mfhi", ACC64DSPOpnd, MipsExtractHI,
-                                 NoItinerary>;
-class MFLO_DESC : MFHI_DESC_BASE<"mflo", ACC64DSPOpnd, MipsExtractLO,
-                                 NoItinerary>;
+class MFHI_DESC : MFHI_DESC_BASE<"mfhi", ACC64DSPOpnd, MipsMFHI, NoItinerary>;
+class MFLO_DESC : MFHI_DESC_BASE<"mflo", ACC64DSPOpnd, MipsMFLO, NoItinerary>;
 class MTHI_DESC : MTHI_DESC_BASE<"mthi", HI32DSPOpnd, NoItinerary>;
 class MTLO_DESC : MTHI_DESC_BASE<"mtlo", LO32DSPOpnd, NoItinerary>;
 
@@ -1274,6 +1269,8 @@ def PseudoCMPU_LE_QB : PseudoCMP<CMPU_LE_QB>;
 def PseudoPICK_PH : PseudoPICK<PICK_PH>;
 def PseudoPICK_QB : PseudoPICK<PICK_QB>;
 
+def PseudoMTLOHI_DSP : PseudoMTLOHI<ACC64DSP, GPR32>;
+
 // Patterns.
 class DSPPat<dag pattern, dag result, Predicate pred = HasDSP> :
   Pat<pattern, result>, Requires<[pred]>;