[clang] [llvm] [AArch64] Stack probing for function prologues (PR #66524)
Eli Friedman via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 21 14:53:54 PST 2023
================
@@ -1076,6 +1076,16 @@ void CodeGenModule::Release() {
"sign-return-address-with-bkey", 1);
}
+ if (Arch == llvm::Triple::aarch64 || Arch == llvm::Triple::aarch64_be) {
+ auto *InlineAsm = llvm::MDString::get(TheModule.getContext(), "inline-asm");
+ if (CodeGenOpts.StackClashProtector)
+ getModule().addModuleFlag(llvm::Module::Override, "probe-stack",
+ InlineAsm);
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efriedma-quic wrote:
Any reply here?
https://github.com/llvm/llvm-project/pull/66524
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