Revert "Add the earlyCSE pass"

bowenxue-intel · igcbot · commit 064510c5212f · 2025-05-29T05:31:38.000+02:00
diff --git a/IGC/Compiler/CISACodeGen/ShaderCodeGen.cpp b/IGC/Compiler/CISACodeGen/ShaderCodeGen.cpp
@@ -1854,8 +1854,6 @@ void OptimizeIR(CodeGenContext* const pContext)
             mpm.add( createWaveAllJointReduction() );
         }
 
-        mpm.add(llvm::createEarlyCSEPass());
-
         if (IGC_IS_FLAG_ENABLED(EnableIntDivRemCombine)) {
             // simplify rem if the quotient is availble
             //

Original file line number	Diff line number	Diff line change
`@@ -1854,8 +1854,6 @@ void OptimizeIR(CodeGenContext* const pContext)`
`1854`	`1854`	`mpm.add( createWaveAllJointReduction() );`
`1855`	`1855`	`}`
`1856`	`1856`
`1857`		`- mpm.add(llvm::createEarlyCSEPass());`
`1858`		`-`
`1859`	`1857`	`if (IGC_IS_FLAG_ENABLED(EnableIntDivRemCombine)) {`
`1860`	`1858`	`// simplify rem if the quotient is availble`
`1861`	`1859`	`//`