[AMDGPU] Don't insert wait instructions that are not supported by gfx1250 (#145084)

No tests yet, but it will allow further tests not to be
polluted with these waits.

Author: rampitec

llvm/lib/Target/AMDGPU/SIMemoryLegalizer.cpp

@@ -2272,8 +2272,10 @@ bool SIGfx12CacheControl::insertWaitsBeforeSystemScopeStore(
   const DebugLoc &DL = MI->getDebugLoc();
 
   BuildMI(MBB, MI, DL, TII->get(S_WAIT_LOADCNT_soft)).addImm(0);
-  BuildMI(MBB, MI, DL, TII->get(S_WAIT_SAMPLECNT_soft)).addImm(0);
-  BuildMI(MBB, MI, DL, TII->get(S_WAIT_BVHCNT_soft)).addImm(0);
+  if (ST.hasImageInsts()) {
+    BuildMI(MBB, MI, DL, TII->get(S_WAIT_SAMPLECNT_soft)).addImm(0);
+    BuildMI(MBB, MI, DL, TII->get(S_WAIT_BVHCNT_soft)).addImm(0);
+  }
   BuildMI(MBB, MI, DL, TII->get(S_WAIT_KMCNT_soft)).addImm(0);
   BuildMI(MBB, MI, DL, TII->get(S_WAIT_STORECNT_soft)).addImm(0);