[fixup] Fix predicate condition, rename class, remove stray empty line

Author: momchil-velikov

llvm/lib/Target/AArch64/AArch64InstrInfo.td

@@ -382,7 +382,7 @@ def NoUseScalarIncVL : Predicate<"!Subtarget->useScalarIncVL()">;
 def UseSVEFPLD1R : Predicate<"!Subtarget->noSVEFPLD1R()">;
 
 def UseUnaryUndefPseudos
-    : Predicate<"!(Subtarget->hasSVE2() || (Subtarget->isStreaming() && Subtarget->hasSME2()))">;
+  : Predicate<"!(Subtarget->isSVEorStreamingSVEAvailable() && (Subtarget->hasSVE2p2() || Subtarget->hasSME2p2()))">;
 
 def AArch64LocalRecover : SDNode<"ISD::LOCAL_RECOVER",
                                   SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>,

llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td

@@ -676,8 +676,8 @@ let Predicates = [HasSVEorSME] in {
   defm FNEG_ZPmZ : sve_int_un_pred_arit_bitwise_fp<0b101, "fneg", AArch64fneg_mt>;
 
   let Predicates = [HasSVEorSME, UseUnaryUndefPseudos] in {
-    defm FABS_ZPmZ : sve_int_un_pred_arit_hsd<AArch64fabs_mt>;
-    defm FNEG_ZPmZ : sve_int_un_pred_arit_hsd<AArch64fneg_mt>;
+    defm FABS_ZPmZ : sve_fp_un_pred_arit_hsd<AArch64fabs_mt>;
+    defm FNEG_ZPmZ : sve_fp_un_pred_arit_hsd<AArch64fneg_mt>;
 
     defm ABS_ZPmZ : sve_int_un_pred_arit_bhsd<AArch64abs_mt>;
     defm NEG_ZPmZ : sve_int_un_pred_arit_bhsd<AArch64neg_mt>;

llvm/lib/Target/AArch64/SVEInstrFormats.td

@@ -529,7 +529,6 @@ class SVE_1_Op_PassthruZero_Pat<ValueType vtd, SDPatternOperator op, ValueType v
    : Pat<(vtd (op (vtd (SVEDup0)), vt1:$Op1, vt2:$Op2)),
         (inst (IMPLICIT_DEF), $Op1, $Op2)>;
 
-
 class SVE_1_Op_Imm_OptLsl_Pat<ValueType vt, SDPatternOperator op, ZPRRegOp zprty,
                               ValueType it, ComplexPattern cpx, Instruction inst>
   : Pat<(vt (op (vt zprty:$Op1), (vt (splat_vector (it (cpx i32:$imm, i32:$shift)))))),
@@ -4964,7 +4963,7 @@ multiclass sve_int_un_pred_arit_bitwise_fp_z<bits<3> opc, string asm, SDPatternO
   def : SVE_1_Op_PassthruUndefZero_Pat<nxv2f64, op, nxv2i1, nxv2f64, !cast<Instruction>(NAME # _D)>;
 }
 
-multiclass sve_int_un_pred_arit_hsd<SDPatternOperator op> {
+multiclass sve_fp_un_pred_arit_hsd<SDPatternOperator op> {
   def _H_UNDEF : PredOneOpPassthruPseudo<NAME # _H, ZPR16>;
   def _S_UNDEF : PredOneOpPassthruPseudo<NAME # _S, ZPR32>;
   def _D_UNDEF : PredOneOpPassthruPseudo<NAME # _D, ZPR64>;