[llvm] [AMDGPU] Omit image waits in function prologue on gfx1250 (PR #145097)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Stanislav Mekhanoshin (rampitec)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/145097.diff


1 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp (+4) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp b/llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
index f7b88bf2d5ebc..a60e2102d4e8c 100644
--- a/llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
+++ b/llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
@@ -2681,6 +2681,10 @@ bool SIInsertWaitcnts::run(MachineFunction &MF) {
         if (CT == LOAD_CNT || CT == DS_CNT || CT == STORE_CNT)
           continue;
 
+        if (!ST->hasImageInsts() &&
+            (CT == EXP_CNT || CT == SAMPLE_CNT || CT == BVH_CNT))
+          continue;
+
         BuildMI(EntryBB, I, DebugLoc(),
                 TII->get(instrsForExtendedCounterTypes[CT]))
             .addImm(0);

``````````

</details>


https://github.com/llvm/llvm-project/pull/145097