Lower stackcall spill scratch space max to 8KB from 32KB per thread

dlei6g · sys_zuul · commit f9e44ba37bd4 · 2020-01-22T13:58:43.000-08:00
Change-Id: I11e4e41cd01c1cb3491b45274eba10f4421b7d86
diff --git a/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp b/IGC/Compiler/CISACodeGen/EmitVISAPass.cpp
@@ -789,7 +789,7 @@ bool EmitPass::runOnFunction(llvm::Function& F)
                 m_pCtx->m_retryManager.Disable();
             }
             m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills =
-                MAX(m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills, 32 * 1024);
+                MAX(m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills, 8 * 1024);
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -789,7 +789,7 @@ bool EmitPass::runOnFunction(llvm::Function& F)`
`789`	`789`	`m_pCtx->m_retryManager.Disable();`
`790`	`790`	`}`
`791`	`791`	`m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills =`
`792`		`- MAX(m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills, 32 * 1024);`
	`792`	`+ MAX(m_currShader->ProgramOutput()->m_scratchSpaceUsedBySpills, 8 * 1024);`
`793`	`793`	`}`
`794`	`794`	`}`
`795`	`795`