[Lldb-commits] [lldb] 8a87f76 - Aim debugserver workaround more precisely. (#83099)
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Tue Feb 27 08:14:50 PST 2024
Author: Adrian Prantl
Date: 2024-02-27T08:14:46-08:00
New Revision: 8a87f763a6841832e71bcd24dea45eac8d2dbee1
URL: https://github.com/llvm/llvm-project/commit/8a87f763a6841832e71bcd24dea45eac8d2dbee1
DIFF: https://github.com/llvm/llvm-project/commit/8a87f763a6841832e71bcd24dea45eac8d2dbee1.diff
LOG: Aim debugserver workaround more precisely. (#83099)
Added:
Modified:
lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
lldb/source/Target/Target.cpp
Removed:
################################################################################
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
index 6f8aa262289946..1f6116967a4f64 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -17,6 +17,7 @@
#include "lldb/Core/ModuleSpec.h"
#include "lldb/Host/HostInfo.h"
+#include "lldb/Host/SafeMachO.h"
#include "lldb/Host/XML.h"
#include "lldb/Symbol/Symbol.h"
#include "lldb/Target/MemoryRegionInfo.h"
@@ -2147,8 +2148,20 @@ bool GDBRemoteCommunicationClient::GetCurrentProcessInfo(bool allow_lazy) {
if (!value.getAsInteger(16, cpu))
++num_keys_decoded;
} else if (name.equals("cpusubtype")) {
- if (!value.getAsInteger(16, sub))
+ if (!value.getAsInteger(16, sub)) {
++num_keys_decoded;
+ // Workaround for pre-2024 Apple debugserver, which always
+ // returns arm64e on arm64e-capable hardware regardless of
+ // what the process is. This can be deleted at some point
+ // in the future.
+ if (cpu == llvm::MachO::CPU_TYPE_ARM64 &&
+ sub == llvm::MachO::CPU_SUBTYPE_ARM64E) {
+ if (GetGDBServerVersion())
+ if (m_gdb_server_version >= 1000 &&
+ m_gdb_server_version <= 1504)
+ sub = 0;
+ }
+ }
} else if (name.equals("triple")) {
StringExtractor extractor(value);
extractor.GetHexByteString(triple);
diff --git a/lldb/source/Target/Target.cpp b/lldb/source/Target/Target.cpp
index 089915cab4915a..e982a30a3ae4ff 100644
--- a/lldb/source/Target/Target.cpp
+++ b/lldb/source/Target/Target.cpp
@@ -33,7 +33,6 @@
#include "lldb/Expression/UtilityFunction.h"
#include "lldb/Host/Host.h"
#include "lldb/Host/PosixApi.h"
-#include "lldb/Host/SafeMachO.h"
#include "lldb/Host/StreamFile.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/CommandReturnObject.h"
@@ -1572,13 +1571,6 @@ bool Target::SetArchitecture(const ArchSpec &arch_spec, bool set_platform,
if (m_arch.GetSpec().GetTriple() == other.GetTriple())
replace_local_arch = false;
- // Workaround for for pre-2024 debugserver, which always
- // returns arm64e on arm64e-capable hardware regardless of
- // what the process is. This can be deleted at some point in
- // the future.
- if (!m_arch.GetSpec().GetMachOCPUSubType() &&
- other.GetMachOCPUSubType() == llvm::MachO::CPU_SUBTYPE_ARM64E)
- replace_local_arch = true;
}
}
}
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