Do not nomask loads on platforms that don't support LSC

jaladreips · igcbot · commit de4fb2a07fac · 2024-02-01T22:43:27.000+01:00
diff --git a/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp b/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp
@@ -270,7 +270,7 @@ bool EmitPass::IsNoMaskAllowed(SDAG& sdag)
 {
     if (auto* I = dyn_cast<LoadInst>(sdag.m_root))
     {
-        if (IGC_IS_FLAG_ENABLED(UseVMaskPredicateForLoads))
+        if (IGC_IS_FLAG_ENABLED(UseVMaskPredicateForLoads) && shouldGenerateLSC(I))
             return true;
 
         BufferType bufType = DecodeBufferType(I->getPointerAddressSpace());

Original file line number	Diff line number	Diff line change
`@@ -270,7 +270,7 @@ bool EmitPass::IsNoMaskAllowed(SDAG& sdag)`
`270`	`270`	`{`
`271`	`271`	`if (auto* I = dyn_cast<LoadInst>(sdag.m_root))`
`272`	`272`	`{`
`273`		`- if (IGC_IS_FLAG_ENABLED(UseVMaskPredicateForLoads))`
	`273`	`+ if (IGC_IS_FLAG_ENABLED(UseVMaskPredicateForLoads) && shouldGenerateLSC(I))`
`274`	`274`	`return true;`
`275`	`275`
`276`	`276`	`BufferType bufType = DecodeBufferType(I->getPointerAddressSpace());`