commit 401658cb4bad619254316ff936c527fec0861472
author Matt Arsenault <Matthew.Arsenault@amd.com> Wed Apr 24 12:25:02 2024 +0200
committer Matt Arsenault <arsenm2@gmail.com> Wed Apr 24 12:42:55 2024 +0200
tree 4aec9b40a6a6f89693bb32a69854bd08b8d08887
parent a13ff06dce501d8863b3c7068db87ff790ba8734

AMDGPU: Fix vector handling of fptrunc_round

llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp

diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
index d55091e..6a76ad7 100644
--- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
@@ -4764,6 +4764,8 @@
     return fewerElementsVectorMultiEltType(GMI, NumElts, {2 /*pow*/});
   case G_BITCAST:
     return fewerElementsBitcast(MI, TypeIdx, NarrowTy);
+  case G_INTRINSIC_FPTRUNC_ROUND:
+    return fewerElementsVectorMultiEltType(GMI, NumElts, {2});
   default:
     return UnableToLegalize;
   }