Fix isRegionInvariant in WIAnalysis

stefan-il · igcbot · commit a1df23ac543f · 2025-01-21T13:11:42.000+01:00
Fixes wrong condition check.
diff --git a/IGC/Compiler/CISACodeGen/WIAnalysis.cpp b/IGC/Compiler/CISACodeGen/WIAnalysis.cpp
@@ -910,7 +910,7 @@ bool WIAnalysisRunner::isRegionInvariant(const llvm::Instruction* defi, BranchIn
             return false;
         }
 
-        if (rop.inst->getNumOperands() < rop.operandNum)
+        if (rop.operandNum < rop.inst->getNumOperands())
         {
             Value* op = rop.inst->getOperand(rop.operandNum);
             rop.operandNum++;

Original file line number	Diff line number	Diff line change
`@@ -910,7 +910,7 @@ bool WIAnalysisRunner::isRegionInvariant(const llvm::Instruction* defi, BranchIn`
`910`	`910`	`return false;`
`911`	`911`	`}`
`912`	`912`
`913`		`- if (rop.inst->getNumOperands() < rop.operandNum)`
	`913`	`+ if (rop.operandNum < rop.inst->getNumOperands())`
`914`	`914`	`{`
`915`	`915`	`Value* op = rop.inst->getOperand(rop.operandNum);`
`916`	`916`	`rop.operandNum++;`