Author: Xi Ruoyao Date: 2023-03-17T09:28:20+01:00 New Revision: 5d276380b0b45c3f02ef3c8614c3be95ce1bcb1e
URL: https://github.com/llvm/llvm-project/commit/5d276380b0b45c3f02ef3c8614c3be95ce1bcb1e DIFF: https://github.com/llvm/llvm-project/commit/5d276380b0b45c3f02ef3c8614c3be95ce1bcb1e.diff LOG: [libunwind][AArch64] Unbreak building with GNU assembler GNU assembler mandates armv8.5-a for memtag instructions. Maybe we should remove this restriction in GNU assembler, but let's work around it for current GNU Binutils releases. Differential Revision: https://reviews.llvm.org/D146109 Added: Modified: libunwind/src/DwarfInstructions.hpp Removed: ################################################################################ diff --git a/libunwind/src/DwarfInstructions.hpp b/libunwind/src/DwarfInstructions.hpp index 27432be56133b..9962c2ffa0ca3 100644 --- a/libunwind/src/DwarfInstructions.hpp +++ b/libunwind/src/DwarfInstructions.hpp @@ -224,7 +224,8 @@ int DwarfInstructions<A, R>::stepWithDwarf(A &addressSpace, pint_t pc, p &= ~0xfULL; // CFA is the bottom of the current stack frame. for (; p < cfa; p += 16) { - __asm__ __volatile__(".arch_extension memtag\n" + __asm__ __volatile__(".arch armv8.5-a\n" + ".arch_extension memtag\n" "stg %[Ptr], [%[Ptr]]\n" : : [Ptr] "r"(p) _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
