[mips] Use PredicateControl for the MSA ASE instructions. NFC.

Reviewers: vkalintiris

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D13092

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@248486 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/Mips/MipsInstrInfo.td

@@ -208,6 +208,9 @@ def IsNotNaCl    :    Predicate<"!Subtarget->isTargetNaCl()">;
 def UseTCCInDIV    :  AssemblerPredicate<"FeatureUseTCCInDIV">;
 def HasEVA       :    Predicate<"Subtarget->hasEVA()">,
                       AssemblerPredicate<"FeatureEVA,FeatureMips32r2">;
+def HasMSA : Predicate<"Subtarget->hasMSA()">,
+             AssemblerPredicate<"FeatureMSA">;
+
 
 //===----------------------------------------------------------------------===//
 // Mips GPR size adjectives.
@@ -300,6 +303,14 @@ class INSN_MIPS5_32R2_NOT_32R6_64R6 {
   list<Predicate> InsnPredicates = [HasMips5_32r2, NotMips32r6, NotMips64r6];
 }
 
+class ASE_MSA {
+  list<Predicate> InsnPredicates = [HasMSA];
+}
+
+class ASE_MSA64 {
+  list<Predicate> InsnPredicates = [HasMSA, HasMips64];
+}
+
 // Class used for separating microMIPSr6 and microMIPS (r3) instruction.
 // It can be used only on instructions that doesn't inherit PredicateControl.
 class ISA_MICROMIPS_NOT_32R6_64R6 : PredicateControl {

lib/Target/Mips/MipsMSAInstrFormats.td

@@ -7,18 +7,12 @@
 //
 //===----------------------------------------------------------------------===//
 
-def HasMSA : Predicate<"Subtarget->hasMSA()">,
-             AssemblerPredicate<"FeatureMSA">;
-
-class MSAInst : MipsInst<(outs), (ins), "", [], NoItinerary, FrmOther> {
-  let Predicates = [HasMSA];
+class MSAInst : MipsInst<(outs), (ins), "", [], NoItinerary, FrmOther>,
+                PredicateControl, ASE_MSA {
+  let EncodingPredicates = [HasStdEnc];
   let Inst{31-26} = 0b011110;
 }
 
-class MSA64Inst : MSAInst {
-  let Predicates = [HasMSA, HasMips64];
-}
-
 class MSACBranch : MSAInst {
   let Inst{31-26} = 0b010001;
 }
@@ -27,10 +21,6 @@ class MSASpecial : MSAInst {
   let Inst{31-26} = 0b000000;
 }
 
-class MSA64Special : MSA64Inst {
-  let Inst{31-26} = 0b000000;
-}
-
 class MSAPseudo<dag outs, dag ins, list<dag> pattern,
                 InstrItinClass itin = IIPseudo>:
   MipsPseudo<outs, ins, pattern, itin> {
@@ -100,7 +90,7 @@ class MSA_2R_FILL_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
   let Inst{5-0} = minor;
 }
 
-class MSA_2R_FILL_D_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSA64Inst {
+class MSA_2R_FILL_D_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
   bits<5> rs;
   bits<5> wd;
 
@@ -293,7 +283,7 @@ class MSA_ELM_COPY_W_FMT<bits<4> major, bits<6> minor>: MSAInst {
   let Inst{5-0} = minor;
 }
 
-class MSA_ELM_COPY_D_FMT<bits<4> major, bits<6> minor>: MSA64Inst {
+class MSA_ELM_COPY_D_FMT<bits<4> major, bits<6> minor>: MSAInst {
   bits<4> n;
   bits<5> ws;
   bits<5> rd;
@@ -345,7 +335,7 @@ class MSA_ELM_INSERT_W_FMT<bits<4> major, bits<6> minor>: MSAInst {
   let Inst{5-0} = minor;
 }
 
-class MSA_ELM_INSERT_D_FMT<bits<4> major, bits<6> minor>: MSA64Inst {
+class MSA_ELM_INSERT_D_FMT<bits<4> major, bits<6> minor>: MSAInst {
   bits<6> n;
   bits<5> rs;
   bits<5> wd;
@@ -450,7 +440,7 @@ class SPECIAL_LSA_FMT<bits<6> minor>: MSASpecial {
   let Inst{5-0} = minor;
 }
 
-class SPECIAL_DLSA_FMT<bits<6> minor>: MSA64Special {
+class SPECIAL_DLSA_FMT<bits<6> minor>: MSASpecial {
   bits<5> rs;
   bits<5> rt;
   bits<5> rd;

lib/Target/Mips/MipsMSAInstrInfo.td

@@ -2991,12 +2991,12 @@ def CLTI_U_D : CLTI_U_D_ENC, CLTI_U_D_DESC;
 def COPY_S_B : COPY_S_B_ENC, COPY_S_B_DESC;
 def COPY_S_H : COPY_S_H_ENC, COPY_S_H_DESC;
 def COPY_S_W : COPY_S_W_ENC, COPY_S_W_DESC;
-def COPY_S_D : COPY_S_D_ENC, COPY_S_D_DESC;
+def COPY_S_D : COPY_S_D_ENC, COPY_S_D_DESC, ASE_MSA64;
 
 def COPY_U_B : COPY_U_B_ENC, COPY_U_B_DESC;
 def COPY_U_H : COPY_U_H_ENC, COPY_U_H_DESC;
 def COPY_U_W : COPY_U_W_ENC, COPY_U_W_DESC;
-def COPY_U_D : COPY_U_D_ENC, COPY_U_D_DESC;
+def COPY_U_D : COPY_U_D_ENC, COPY_U_D_DESC, ASE_MSA64;
 
 def COPY_FW_PSEUDO : COPY_FW_PSEUDO_DESC;
 def COPY_FD_PSEUDO : COPY_FD_PSEUDO_DESC;
@@ -3108,7 +3108,7 @@ def FFQR_D : FFQR_D_ENC, FFQR_D_DESC;
 def FILL_B : FILL_B_ENC, FILL_B_DESC;
 def FILL_H : FILL_H_ENC, FILL_H_DESC;
 def FILL_W : FILL_W_ENC, FILL_W_DESC;
-def FILL_D : FILL_D_ENC, FILL_D_DESC;
+def FILL_D : FILL_D_ENC, FILL_D_DESC, ASE_MSA64;
 def FILL_FW_PSEUDO : FILL_FW_PSEUDO_DESC;
 def FILL_FD_PSEUDO : FILL_FD_PSEUDO_DESC;
 
@@ -3238,7 +3238,7 @@ def ILVR_D : ILVR_D_ENC, ILVR_D_DESC;
 def INSERT_B : INSERT_B_ENC, INSERT_B_DESC;
 def INSERT_H : INSERT_H_ENC, INSERT_H_DESC;
 def INSERT_W : INSERT_W_ENC, INSERT_W_DESC;
-def INSERT_D : INSERT_D_ENC, INSERT_D_DESC;
+def INSERT_D : INSERT_D_ENC, INSERT_D_DESC, ASE_MSA64;
 
 // INSERT_FW_PSEUDO defined after INSVE_W
 // INSERT_FD_PSEUDO defined after INSVE_D
@@ -3280,7 +3280,7 @@ def LDI_W : LDI_W_ENC, LDI_W_DESC;
 def LDI_D : LDI_D_ENC, LDI_D_DESC;
 
 def LSA : LSA_ENC, LSA_DESC;
-def DLSA : DLSA_ENC, DLSA_DESC;
+def DLSA : DLSA_ENC, DLSA_DESC, ASE_MSA64;
 
 def MADD_Q_H : MADD_Q_H_ENC, MADD_Q_H_DESC;
 def MADD_Q_W : MADD_Q_W_ENC, MADD_Q_W_DESC;