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[lldb][ARM/AArch64] Update disasm flags to latest v8.7a ISA 

Add optional memory tagging extension on AArch64.

Use isAArch64() instead of listing the AArch64 triples,
which fixes us not recognising aarch64_be.

Reviewed By: omjavaid

Differential Revision: https://reviews.llvm.org/D94084
This commit is contained in:
David Spickett 2021-01-05 11:46:18 +00:00
parent 0877b963ef
commit 801c7866e6
1 changed files with 8 additions and 11 deletions
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19
lldb/source/Plugins/Disassembler/LLVMC/DisassemblerLLVMC.cpp
View File

@ -1056,7 +1056,7 @@ DisassemblerLLVMC::DisassemblerLLVMC(const ArchSpec &arch,
thumb_arch_name.erase(0, 3);
thumb_arch_name.insert(0, "thumb");
} else {
thumb_arch_name = "thumbv8.2a";
thumb_arch_name = "thumbv8.7a";
}
thumb_arch.GetTriple().setArchName(llvm::StringRef(thumb_arch_name));
}
@ -1068,7 +1068,7 @@ DisassemblerLLVMC::DisassemblerLLVMC(const ArchSpec &arch,
// specified)
if (triple.getArch() == llvm::Triple::arm &&
triple.getSubArch() == llvm::Triple::NoSubArch)
triple.setArchName("armv8.2a");
triple.setArchName("armv8.7a");
std::string features_str = "";
const char *triple_str = triple.getTriple().c_str();
@ -1137,16 +1137,13 @@ DisassemblerLLVMC::DisassemblerLLVMC(const ArchSpec &arch,
features_str += "+dspr2,";
}
// If any AArch64 variant, enable the ARMv8.5 ISA with SVE extensions so we
// can disassemble newer instructions.
if (triple.getArch() == llvm::Triple::aarch64 ||
triple.getArch() == llvm::Triple::aarch64_32)
features_str += "+v8.5a,+sve2";
// If any AArch64 variant, enable latest ISA with any optional
// extensions like SVE.
if (triple.isAArch64()) {
features_str += "+v8.7a,+sve2,+mte";
if ((triple.getArch() == llvm::Triple::aarch64 ||
triple.getArch() == llvm::Triple::aarch64_32)
&& triple.getVendor() == llvm::Triple::Apple) {
cpu = "apple-latest";
if (triple.getVendor() == llvm::Triple::Apple)
cpu = "apple-latest";
}
// We use m_disasm_up.get() to tell whether we are valid or not, so if this