FunctionControl=FLAG_FCALL_FORCE_SUBROUTINE was broken. This change

jgu222 · sys_zuul · commit abc9da69d216 · 2020-03-20T18:10:16.000-07:00
fixed it.

Change-Id: Iee76b951e490768d1442992823efd944c247cb64
diff --git a/IGC/Compiler/CISACodeGen/ShaderCodeGen.cpp b/IGC/Compiler/CISACodeGen/ShaderCodeGen.cpp
@@ -495,9 +495,8 @@ namespace IGC
             mpm.add(createLoopSimplifyPass());
         }
 
-        if (ctx.m_enableSubroutine ||
-            ctx.m_enableFunctionPointer ||
-            IGC_GET_FLAG_VALUE(FunctionControl) == FLAG_FCALL_FORCE_STACKCALL)
+        if  (ctx.enableFunctionCall()
+            )
         {
             // Sort functions if subroutine/indirect fcall is enabled.
             mpm.add(llvm::createGlobalDCEPass());

Original file line number	Diff line number	Diff line change
`@@ -495,9 +495,8 @@ namespace IGC`
`495`	`495`	`mpm.add(createLoopSimplifyPass());`
`496`	`496`	`}`
`497`	`497`
`498`		`- if (ctx.m_enableSubroutine \|\|`
`499`		`- ctx.m_enableFunctionPointer \|\|`
`500`		`- IGC_GET_FLAG_VALUE(FunctionControl) == FLAG_FCALL_FORCE_STACKCALL)`
	`498`	`+ if (ctx.enableFunctionCall()`
	`499`	`+ )`
`501`	`500`	`{`
`502`	`501`	`// Sort functions if subroutine/indirect fcall is enabled.`
`503`	`502`	`mpm.add(llvm::createGlobalDCEPass());`