[PATCH] D64210: [ARM] Fix vector vsqadd intrinsics operands

Diogo N. Sampaio via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Jul 4 08:16:30 PDT 2019


dnsampaio created this revision.
dnsampaio added a reviewer: LukeCheeseman.
Herald added subscribers: cfe-commits, kristof.beyls, javed.absar.
Herald added a project: clang.

Change the vsqadd vector instrinsics to have the second argument as signed values, not unsigned,
accordingly to https://developer.arm.com/architectures/instruction-sets/simd-isas/neon/intrinsics


Repository:
  rC Clang

https://reviews.llvm.org/D64210

Files:
  include/clang/Basic/arm_neon.td


Index: include/clang/Basic/arm_neon.td
===================================================================
--- include/clang/Basic/arm_neon.td
+++ include/clang/Basic/arm_neon.td
@@ -707,7 +707,7 @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // Unsigned Saturating Accumulated of Signed Value
-def USQADD : SInst<"vsqadd", "ddd", "UcUsUiUlQUcQUsQUiQUl">;
+def USQADD : SInst<"vsqadd", "ddx", "UcUsUiUlQUcQUsQUiQUl">;
 
 ////////////////////////////////////////////////////////////////////////////////
 // Reciprocal/Sqrt


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