Deallocate when RA spills for code patching to avoid memory leakage

houjenko · igcbot · commit fe862327bbbe · 2021-11-02T22:59:36.000+01:00
diff --git a/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp b/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp
@@ -1123,7 +1123,8 @@ bool EmitPass::runOnFunction(llvm::Function& F)
 
         if (!m_encoder->IsCodePatchCandidate() ||
             m_encoder->HasPrevKernel() ||
-            !m_currShader->ProgramOutput()->m_programBin)
+            !m_currShader->ProgramOutput()->m_programBin ||
+            m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills)
         {
             m_pCtx->m_prevShader = nullptr;
             // Postpone destroying VISA builder to

Original file line number	Diff line number	Diff line change
`@@ -1123,7 +1123,8 @@ bool EmitPass::runOnFunction(llvm::Function& F)`
`1123`	`1123`
`1124`	`1124`	`if (!m_encoder->IsCodePatchCandidate() \|\|`
`1125`	`1125`	`m_encoder->HasPrevKernel() \|\|`
`1126`		`- !m_currShader->ProgramOutput()->m_programBin)`
	`1126`	`+ !m_currShader->ProgramOutput()->m_programBin \|\|`
	`1127`	`+ m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills)`
`1127`	`1128`	`{`
`1128`	`1129`	`m_pCtx->m_prevShader = nullptr;`
`1129`	`1130`	`// Postpone destroying VISA builder to`