[PATCH] D35130: [globalisel][tablegen] Enable the import of rules involving fma.

[Daniel Sanders via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL308308: [globalisel][tablegen] Enable the import of rules involving fma. (authored by dsanders).

Changed prior to commit:
  https://reviews.llvm.org/D35130?vs=105660&id=107093#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D35130

Files:
  llvm/trunk/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
  llvm/trunk/lib/Target/AArch64/AArch64LegalizerInfo.cpp
  llvm/trunk/test/CodeGen/AArch64/GlobalISel/select-fma.mir


Index: llvm/trunk/lib/Target/AArch64/AArch64LegalizerInfo.cpp
===================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64LegalizerInfo.cpp
+++ llvm/trunk/lib/Target/AArch64/AArch64LegalizerInfo.cpp
@@ -82,7 +82,7 @@
     setAction({Op, 1, s1}, Legal);
   }
 
-  for (unsigned BinOp : {G_FADD, G_FSUB, G_FMUL, G_FDIV})
+  for (unsigned BinOp : {G_FADD, G_FSUB, G_FMA, G_FMUL, G_FDIV})
     for (auto Ty : {s32, s64})
       setAction({BinOp, Ty}, Legal);
 
Index: llvm/trunk/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
===================================================================
--- llvm/trunk/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
+++ llvm/trunk/include/llvm/Target/GlobalISel/SelectionDAGCompat.td
@@ -58,6 +58,7 @@
 def : GINodeEquiv<G_UITOFP, uint_to_fp>;
 def : GINodeEquiv<G_FADD, fadd>;
 def : GINodeEquiv<G_FSUB, fsub>;
+def : GINodeEquiv<G_FMA, fma>;
 def : GINodeEquiv<G_FMUL, fmul>;
 def : GINodeEquiv<G_FDIV, fdiv>;
 def : GINodeEquiv<G_FREM, frem>;
Index: llvm/trunk/test/CodeGen/AArch64/GlobalISel/select-fma.mir
===================================================================
--- llvm/trunk/test/CodeGen/AArch64/GlobalISel/select-fma.mir
+++ llvm/trunk/test/CodeGen/AArch64/GlobalISel/select-fma.mir
@@ -0,0 +1,41 @@
+# RUN: llc -O0 -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs -global-isel %s -o - | FileCheck %s
+
+--- |
+  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+
+  define void @FMADDSrrr_fpr() { ret void }
+...
+
+---
+# CHECK-LABEL: name: FMADDSrrr_fpr
+name:            FMADDSrrr_fpr
+legalized:       true
+regBankSelected: true
+
+# CHECK:      registers:
+# CHECK-NEXT:  - { id: 0, class: fpr32, preferred-register: '' }
+# CHECK-NEXT:  - { id: 1, class: fpr32, preferred-register: '' }
+# CHECK-NEXT:  - { id: 2, class: fpr32, preferred-register: '' }
+# CHECK-NEXT:  - { id: 3, class: fpr32, preferred-register: '' }
+registers:
+  - { id: 0, class: fpr }
+  - { id: 1, class: fpr }
+  - { id: 2, class: fpr }
+  - { id: 3, class: fpr }
+
+# CHECK:  body:
+# CHECK:    %0 = COPY %w0
+# CHECK:    %1 = COPY %w1
+# CHECK:    %2 = COPY %w2
+# CHECK:    %3 = FMADDSrrr %0, %1, %2
+body:             |
+  bb.0:
+    liveins: %w0, %w1, %w2
+
+    %0(s32) = COPY %w0
+    %1(s32) = COPY %w1
+    %2(s32) = COPY %w2
+    %3(s32) = G_FMA %0, %1, %2
+    %x0 = COPY %3
+...
+


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