[AMDGPU] Fix uncaught changes made by AMDGPUPreloadKernelArgumentsPass

mshockwave · mshockwave · commit b299854e7484 · 2025-08-20T15:34:04.000-07:00
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUPreloadKernelArguments.cpp b/llvm/lib/Target/AMDGPU/AMDGPUPreloadKernelArguments.cpp
@@ -341,6 +341,7 @@ static bool markKernelArgsAsInreg(Module &M, const TargetMachine &TM) {
     Changed |= NumPreloadedExplicitArgs > 0;
   }
 
+  Changed |= !FunctionsToErase.empty();
   // Erase cloned functions if we needed to update the kernel signature to
   // support preloading hidden kernel arguments.
   for (auto *F : FunctionsToErase)

Original file line number	Diff line number	Diff line change
`@@ -341,6 +341,7 @@ static bool markKernelArgsAsInreg(Module &M, const TargetMachine &TM) {`
`341`	`341`	`Changed \|= NumPreloadedExplicitArgs > 0;`
`342`	`342`	`}`
`343`	`343`
	`344`	`+ Changed \|= !FunctionsToErase.empty();`
`344`	`345`	`// Erase cloned functions if we needed to update the kernel signature to`
`345`	`346`	`// support preloading hidden kernel arguments.`
`346`	`347`	`for (auto *F : FunctionsToErase)`