From: Stanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>
Date: Tue, 26 Apr 2022 22:00:42 +0000 (-0700)
Subject: [AMDGPU] Add both mayLoad and mayStore to MUBUF LDS opcodes
X-Git-Tag: upstream/15.0.7~9335
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0274811b5a83580aaded752757a98ec0363f6113;p=platform%2Fupstream%2Fllvm.git

[AMDGPU] Add both mayLoad and mayStore to MUBUF LDS opcodes

Differential Revision: https://reviews.llvm.org/D124483
---

diff --git a/llvm/lib/Target/AMDGPU/BUFInstructions.td b/llvm/lib/Target/AMDGPU/BUFInstructions.td
index d6526c850af8..c5e444096573 100644
--- a/llvm/lib/Target/AMDGPU/BUFInstructions.td
+++ b/llvm/lib/Target/AMDGPU/BUFInstructions.td
@@ -508,7 +508,7 @@ class MUBUF_Load_Pseudo <string opName,
   let Constraints = !if(HasTiedDest, "$vdata = $vdata_in", "");
   let LGKM_CNT = isLds;
   let mayLoad = 1;
-  let mayStore = 0;
+  let mayStore = isLds;
   let maybeAtomic = 1;
   let Uses = !if(isLds, [EXEC, M0], [EXEC]);
   let has_tfe = !not(isLds);
@@ -620,7 +620,7 @@ class MUBUF_Pseudo_Store_Lds<string opName>
                  (ins SReg_128:$srsrc, SCSrc_b32:$soffset, offset:$offset, CPol:$cpol, SWZ:$swz),
                  " $srsrc, $soffset$offset lds$cpol$swz"> {
   let LGKM_CNT = 1;
-  let mayLoad = 0;
+  let mayLoad = 1;
   let mayStore = 1;
   let maybeAtomic = 1;