[lld] [llvm] [lld][AArch64][Build Attributes] Add support for AArch64 Build Attributes (PR #144082)
Peter Smith via llvm-commits
llvm-commits at lists.llvm.org
Fri Jul 4 03:20:45 PDT 2025
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@@ -537,6 +538,46 @@ uint32_t ObjFile<ELFT>::getSectionIndex(const Elf_Sym &sym) const {
this);
}
+template <class ELFT>
+static void
+handleAArch64BAAndGnuProperties(ObjFile<ELFT> *file, Ctx &ctx,
+ const AArch64BuildAttrSubsections &baInfo) {
+ if (file->aarch64PauthAbiCoreInfo) {
+ // Check for data mismatch
+ if (file->aarch64PauthAbiCoreInfo) {
+ if (baInfo.Pauth.TagPlatform != file->aarch64PauthAbiCoreInfo->platform ||
+ baInfo.Pauth.TagSchema != file->aarch64PauthAbiCoreInfo->version)
+ Err(ctx)
+ << file
+ << " Pauth Data mismatch: file contains both GNU properties and "
+ "AArch64 build attributes sections with different Pauth data";
+ }
+ if (baInfo.AndFeatures != file->andFeatures)
+ Err(ctx) << file
+ << " Features Data mismatch: file contains both GNU "
+ "properties and AArch64 build attributes sections with "
+ "different And Features data";
+ } else {
+ // When BuildAttributes are missing, PauthABI value default to (TagPlatform
----------------
smithp35 wrote:
Typo: "value defaults to"
https://github.com/llvm/llvm-project/pull/144082
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