[PATCH] D91346: [AArch64] Add FCMLA AArch64ISD node.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 376840.
fhahn added a comment.

rebased, still WIP.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D91346/new/

https://reviews.llvm.org/D91346

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/AArch64/AArch64InstrInfo.td


Index: llvm/lib/Target/AArch64/AArch64InstrInfo.td
===================================================================
--- llvm/lib/Target/AArch64/AArch64InstrInfo.td
+++ llvm/lib/Target/AArch64/AArch64InstrInfo.td
@@ -265,6 +265,10 @@
 def SDT_AArch64MOVIshift : SDTypeProfile<1, 2, [SDTCisInt<1>, SDTCisInt<2>]>;
 def SDT_AArch64vecimm : SDTypeProfile<1, 3, [SDTCisVec<0>, SDTCisSameAs<0,1>,
                                            SDTCisInt<2>, SDTCisInt<3>]>;
+def SDT_AArch64vecfcmla : SDTypeProfile<1, 4, [SDTCisVec<0>, SDTCisSameAs<0,1>,
+                                               SDTCisSameAs<1,2>,
+                                               SDTCisSameAs<2,3>,
+                                               SDTCisInt<4>]>;
 def SDT_AArch64UnaryVec: SDTypeProfile<1, 1, [SDTCisVec<0>, SDTCisSameAs<0,1>]>;
 def SDT_AArch64ExtVec: SDTypeProfile<1, 3, [SDTCisVec<0>, SDTCisSameAs<0,1>,
                                           SDTCisSameAs<0,2>, SDTCisInt<3>]>;
@@ -1055,10 +1059,12 @@
   def LDAPRX  : RCPCLoad<0b11, "ldapr", GPR64>;
 }
 
+def AArch64fcmla : SDNode<"AArch64ISD::FCMLA", SDT_AArch64vecfcmla>;
+
 // v8.3a complex add and multiply-accumulate. No predicate here, that is done
 // inside the multiclass as the FP16 versions need different predicates.
 defm FCMLA : SIMDThreeSameVectorTiedComplexHSD<1, 0b110, complexrotateop,
-                                               "fcmla", null_frag>;
+                                               "fcmla", AArch64fcmla>;
 defm FCADD : SIMDThreeSameVectorComplexHSD<1, 0b111, complexrotateopodd,
                                            "fcadd", null_frag>;
 defm FCMLA : SIMDIndexedTiedComplexHSD<0, 1, complexrotateop, "fcmla">;
Index: llvm/lib/Target/AArch64/AArch64ISelLowering.h
===================================================================
--- llvm/lib/Target/AArch64/AArch64ISelLowering.h
+++ llvm/lib/Target/AArch64/AArch64ISelLowering.h
@@ -223,6 +223,8 @@
   FCMLEz,
   FCMLTz,
 
+  FCMLA,
+
   // Vector across-lanes addition
   // Only the lower result lane is defined.
   SADDV,
Index: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
===================================================================
--- llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -1975,6 +1975,7 @@
     MAKE_CASE(AArch64ISD::FCMP)
     MAKE_CASE(AArch64ISD::STRICT_FCMP)
     MAKE_CASE(AArch64ISD::STRICT_FCMPE)
+    MAKE_CASE(AArch64ISD::FCMLA)
     MAKE_CASE(AArch64ISD::DUP)
     MAKE_CASE(AArch64ISD::DUPLANE8)
     MAKE_CASE(AArch64ISD::DUPLANE16)


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