[PATCH] D26711: [AMDGPU] Refactor v_mac_{f16, f32} into a class NFC

[Konstantin Zhuravlyov via llvm-commits]

kzhuravl created this revision.
kzhuravl added reviewers: tstellarAMD, arsenm.
kzhuravl added a subscriber: llvm-commits.
Herald added subscribers: tony-tye, yaxunl, nhaehnle, wdng.

https://reviews.llvm.org/D26711

Files:
  lib/Target/AMDGPU/SIInstructions.td


Index: lib/Target/AMDGPU/SIInstructions.td
===================================================================
--- lib/Target/AMDGPU/SIInstructions.td
+++ lib/Target/AMDGPU/SIInstructions.td
@@ -478,23 +478,18 @@
   (V_CNDMASK_B32_e64 $src2, $src1, $src0)
 >;
 
-// Pattern for V_MAC_F16
-def : Pat <
-  (f16 (fmad (VOP3NoMods0 f16:$src0, i32:$src0_modifiers, i1:$clamp, i32:$omod),
-             (VOP3NoMods  f16:$src1, i32:$src1_modifiers),
-             (VOP3NoMods  f16:$src2, i32:$src2_modifiers))),
-  (V_MAC_F16_e64 $src0_modifiers, $src0, $src1_modifiers, $src1,
-                 $src2_modifiers, $src2, $clamp, $omod)
->;
-
-// Pattern for V_MAC_F32
-def : Pat <
-  (f32 (fmad (VOP3NoMods0 f32:$src0, i32:$src0_modifiers, i1:$clamp, i32:$omod),
-             (VOP3NoMods  f32:$src1, i32:$src1_modifiers),
-             (VOP3NoMods  f32:$src2, i32:$src2_modifiers))),
-  (V_MAC_F32_e64 $src0_modifiers, $src0, $src1_modifiers, $src1,
-                 $src2_modifiers, $src2, $clamp, $omod)
->;
+multiclass FMADPat<ValueType vt, Instruction inst> {
+  def : Pat <
+    (vt (fmad (VOP3NoMods0 vt:$src0, i32:$src0_modifiers, i1:$clamp, i32:$omod),
+              (VOP3NoMods vt:$src1, i32:$src1_modifiers),
+              (VOP3NoMods vt:$src2, i32:$src2_modifiers))),
+    (inst $src0_modifiers, $src0, $src1_modifiers, $src1,
+          $src2_modifiers, $src2, $clamp, $omod)
+  >;
+}
+
+defm : FMADPat<f16, V_MAC_F16_e64>;
+defm : FMADPat<f32, V_MAC_F32_e64>;
 
 /********** ============================================ **********/
 /********** Extraction, Insertion, Building and Casting  **********/


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