[mips] Add assembler support for .set msa/nomsa directive.

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

diff --git a/lib/Target/Mips/MipsMSAInstrFormats.td b/lib/Target/Mips/MipsMSAInstrFormats.td
index bbb6353864ba883592a2752dec1df60ef19e30b4..bff2d0fab1ec9fa0c96d374f4459654d70b836a6 100644 (file)
--- a/lib/Target/Mips/MipsMSAInstrFormats.td
+++ b/lib/Target/Mips/MipsMSAInstrFormats.td
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-def HasMSA : Predicate<"Subtarget.hasMSA()">,
+def HasMSA : Predicate<"Subtarget->hasMSA()">,
              AssemblerPredicate<"FeatureMSA">;
 
 class MSAInst : MipsInst<(outs), (ins), "", [], NoItinerary, FrmOther> {
@@ -15,11 +15,23 @@ class MSAInst : MipsInst<(outs), (ins), "", [], NoItinerary, FrmOther> {
   let Inst{31-26} = 0b011110;
 }
 
+class MSA64Inst : MSAInst {
+  let Predicates = [HasMSA, HasMips64];
+}
+
 class MSACBranch : MSAInst {
   let Inst{31-26} = 0b010001;
 }
 
-class PseudoMSA<dag outs, dag ins, list<dag> pattern,
+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> {
   let Predicates = [HasMSA];
@@ -88,6 +100,17 @@ 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 {
+  bits<5> rs;
+  bits<5> wd;
+
+  let Inst{25-18} = major;
+  let Inst{17-16} = df;
+  let Inst{15-11} = rs;
+  let Inst{10-6} = wd;
+  let Inst{5-0} = minor;
+}
+
 class MSA_2R_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
   bits<5> ws;
   bits<5> wd;
@@ -270,6 +293,19 @@ 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 {
+  bits<4> n;
+  bits<5> ws;
+  bits<5> rd;
+
+  let Inst{25-22} = major;
+  let Inst{21-17} = 0b11100;
+  let Inst{16} = n{0};
+  let Inst{15-11} = ws;
+  let Inst{10-6} = rd;
+  let Inst{5-0} = minor;
+}
+
 class MSA_ELM_INSERT_B_FMT<bits<4> major, bits<6> minor>: MSAInst {
   bits<6> n;
   bits<5> rs;
@@ -309,6 +345,19 @@ 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 {
+  bits<6> n;
+  bits<5> rs;
+  bits<5> wd;
+
+  let Inst{25-22} = major;
+  let Inst{21-17} = 0b11100;
+  let Inst{16} = n{0};
+  let Inst{15-11} = rs;
+  let Inst{10-6} = wd;
+  let Inst{5-0} = minor;
+}
+
 class MSA_I5_FMT<bits<3> major, bits<2> df, bits<6> minor>: MSAInst {
   bits<5> imm;
   bits<5> ws;
@@ -387,8 +436,30 @@ class MSA_CBRANCH_V_FMT<bits<5> major>: MSACBranch {
   let Inst{15-0} = offset;
 }
 
-class SPECIAL_LSA_FMT: MSAInst {
-  let Inst{25-21} = 0b000000;
+class SPECIAL_LSA_FMT<bits<6> minor>: MSASpecial {
+  bits<5> rs;
+  bits<5> rt;
+  bits<5> rd;
+  bits<2> sa;
+
+  let Inst{25-21} = rs;
+  let Inst{20-16} = rt;
+  let Inst{15-11} = rd;
   let Inst{10-8} = 0b000;
-  let Inst{5-0} = 0b000101;
+  let Inst{7-6} = sa;
+  let Inst{5-0} = minor;
+}
+
+class SPECIAL_DLSA_FMT<bits<6> minor>: MSA64Special {
+  bits<5> rs;
+  bits<5> rt;
+  bits<5> rd;
+  bits<2> sa;
+
+  let Inst{25-21} = rs;
+  let Inst{20-16} = rt;
+  let Inst{15-11} = rd;
+  let Inst{10-8} = 0b000;
+  let Inst{7-6} = sa;
+  let Inst{5-0} = minor;
 }