zequanwu updated this revision to Diff 475628.
zequanwu added a comment.
Herald added subscribers: llvm-commits, mstorsjo.
Herald added a project: LLVM.
Add `settings set plugin.process.minidump.abi msvc/gnu` to override minidump
abi triple.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D137873/new/
https://reviews.llvm.org/D137873
Files:
lldb/source/Plugins/Process/minidump/CMakeLists.txt
lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
lldb/source/Plugins/Process/minidump/ProcessMinidump.h
lldb/source/Plugins/Process/minidump/ProcessMinidumpProperties.td
lldb/test/Shell/Minidump/Windows/find-module.test
llvm/utils/gn/secondary/lldb/source/Plugins/Process/minidump/BUILD.gn
Index: llvm/utils/gn/secondary/lldb/source/Plugins/Process/minidump/BUILD.gn
===================================================================
--- llvm/utils/gn/secondary/lldb/source/Plugins/Process/minidump/BUILD.gn
+++ llvm/utils/gn/secondary/lldb/source/Plugins/Process/minidump/BUILD.gn
@@ -1,7 +1,20 @@
+import("//lldb/utils/TableGen/lldb_tablegen.gni")
+
+lldb_tablegen("ProcessMinidumpProperties") {
+ args = [ "-gen-lldb-property-defs" ]
+}
+
+lldb_tablegen("ProcessMinidumpPropertiesEnum") {
+ args = [ "-gen-lldb-property-enum-defs" ]
+ td_file = "ProcessMinidumpProperties.td"
+}
+
static_library("minidump") {
output_name = "lldbPluginProcessMinidump"
configs += [ "//llvm/utils/gn/build:lldb_code" ]
deps = [
+ ":ProcessMinidumpProperties",
+ ":ProcessMinidumpPropertiesEnum",
"//lldb/source/Core",
"//lldb/source/Plugins/Process/Utility",
"//lldb/source/Plugins/Process/elf-core",
Index: lldb/test/Shell/Minidump/Windows/find-module.test
===================================================================
--- lldb/test/Shell/Minidump/Windows/find-module.test
+++ lldb/test/Shell/Minidump/Windows/find-module.test
@@ -4,7 +4,21 @@
RUN: yaml2obj %S/Inputs/find-module.exe.yaml -o %T/find-module.exe
RUN: yaml2obj %S/Inputs/find-module.dmp.yaml -o %T/find-module.dmp
RUN: %lldb -O "settings set target.exec-search-paths %T" \
-RUN: -c %T/find-module.dmp -o "image dump objfile" -o exit | FileCheck %s
+RUN: -c %T/find-module.dmp -o "image dump objfile" -o "target list" -o exit \
+RUN: | FileCheck -DABI=msvc -DFILENAME=%basename_t.tmp %s
+
+RUN: %lldb -O "settings set plugin.process.minidump.abi msvc" \
+RUN: -O "settings set target.exec-search-paths %T" \
+RUN: -c %T/find-module.dmp -o "image dump objfile" -o "target list" -o exit \
+RUN: | FileCheck -DABI=msvc -DFILENAME=%basename_t.tmp %s
+
+RUN: %lldb -O "settings set plugin.process.minidump.abi gnu" \
+RUN: -O "settings set target.exec-search-paths %T" \
+RUN: -c %T/find-module.dmp -o "image dump objfile" -o "target list" -o exit \
+RUN: | FileCheck -DABI=gnu -DFILENAME=%basename_t.tmp %s
CHECK-LABEL: image dump objfile
CHECK: ObjectFilePECOFF, file = '{{.*}}find-module.exe', arch = i386
+
+CHECK-LABEL: target list
+CHECK: arch=i386-pc-windows-[[ABI]]
Index: lldb/source/Plugins/Process/minidump/ProcessMinidumpProperties.td
===================================================================
--- /dev/null
+++ lldb/source/Plugins/Process/minidump/ProcessMinidumpProperties.td
@@ -0,0 +1,9 @@
+include "../../../../include/lldb/Core/PropertiesBase.td"
+
+let Definition = "processminidump" in {
+ def ABI: Property<"abi", "Enum">,
+ Global,
+ DefaultEnumValue<"llvm::Triple::UnknownEnvironment">,
+ EnumValues<"OptionEnumValues(g_abi_enums)">,
+ Desc<"ABI to use when loading a Windows minidump. This configures the C++ ABI used, which affects things like the handling of class layout. Accepted values are: `msvc` for the MSVC ABI, `gnu` for the MinGW / Itanium ABI, and `default` to follow the default target if it is a Windows triple or use the MSVC ABI by default.">;
+}
Index: lldb/source/Plugins/Process/minidump/ProcessMinidump.h
===================================================================
--- lldb/source/Plugins/Process/minidump/ProcessMinidump.h
+++ lldb/source/Plugins/Process/minidump/ProcessMinidump.h
@@ -35,6 +35,8 @@
static void Initialize();
+ static void DebuggerInitialize(Debugger &debugger);
+
static void Terminate();
static llvm::StringRef GetPluginNameStatic() { return "minidump"; }
Index: lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
===================================================================
--- lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
+++ lldb/source/Plugins/Process/minidump/ProcessMinidump.cpp
@@ -21,6 +21,7 @@
#include "lldb/Interpreter/CommandReturnObject.h"
#include "lldb/Interpreter/OptionArgParser.h"
#include "lldb/Interpreter/OptionGroupBoolean.h"
+#include "lldb/Interpreter/OptionValueProperties.h"
#include "lldb/Target/JITLoaderList.h"
#include "lldb/Target/MemoryRegionInfo.h"
#include "lldb/Target/SectionLoadList.h"
@@ -46,6 +47,55 @@
namespace {
+static constexpr OptionEnumValueElement g_abi_enums[] = {
+ {
+ llvm::Triple::UnknownEnvironment,
+ "default",
+ "Use default target (if it is Windows) or MSVC",
+ },
+ {
+ llvm::Triple::MSVC,
+ "msvc",
+ "MSVC ABI",
+ },
+ {
+ llvm::Triple::GNU,
+ "gnu",
+ "MinGW / Itanium ABI",
+ },
+};
+
+#define LLDB_PROPERTIES_processminidump
+#include "ProcessMinidumpProperties.inc"
+
+enum {
+#define LLDB_PROPERTIES_processminidump
+#include "ProcessMinidumpPropertiesEnum.inc"
+};
+
+class PluginProperties : public Properties {
+public:
+ static ConstString GetSettingName() {
+ return ConstString(ProcessMinidump::GetPluginNameStatic());
+ }
+
+ PluginProperties() {
+ m_collection_sp = std::make_shared<OptionValueProperties>(GetSettingName());
+ m_collection_sp->Initialize(g_processminidump_properties);
+ }
+
+ llvm::Triple::EnvironmentType ABI() const {
+ return (llvm::Triple::EnvironmentType)
+ m_collection_sp->GetPropertyAtIndexAsEnumeration(
+ nullptr, ePropertyABI, llvm::Triple::UnknownEnvironment);
+ }
+};
+
+static PluginProperties &GetGlobalPluginProperties() {
+ static PluginProperties g_settings;
+ return g_settings;
+}
+
/// A minimal ObjectFile implementation providing a dummy object file for the
/// cases when the real module binary is not available. This allows the module
/// to show up in "image list" and symbols to be added to it.
@@ -249,12 +299,23 @@
static llvm::once_flag g_once_flag;
llvm::call_once(g_once_flag, []() {
- PluginManager::RegisterPlugin(GetPluginNameStatic(),
- GetPluginDescriptionStatic(),
- ProcessMinidump::CreateInstance);
+ PluginManager::RegisterPlugin(
+ GetPluginNameStatic(), GetPluginDescriptionStatic(),
+ ProcessMinidump::CreateInstance, DebuggerInitialize);
});
}
+void ProcessMinidump::DebuggerInitialize(Debugger &debugger) {
+ if (!PluginManager::GetSettingForProcessPlugin(
+ debugger, PluginProperties::GetSettingName())) {
+ const bool is_global_setting = true;
+ PluginManager::CreateSettingForProcessPlugin(
+ debugger, GetGlobalPluginProperties().GetValueProperties(),
+ ConstString("Properties for the minidump process plug-in."),
+ is_global_setting);
+ }
+}
+
void ProcessMinidump::Terminate() {
PluginManager::UnregisterPlugin(ProcessMinidump::CreateInstance);
}
@@ -388,14 +449,24 @@
}
ArchSpec ProcessMinidump::GetArchitecture() {
+ // "settings set plugin.process.minidump.abi" overrides the env in minidump.
+ ArchSpec arch = m_minidump_parser->GetArchitecture();
+ llvm::Triple::EnvironmentType env = GetGlobalPluginProperties().ABI();
+ if (env == llvm::Triple::UnknownEnvironment)
+ env = arch.GetTriple().getEnvironment() != llvm::Triple::UnknownEnvironment
+ ? arch.GetTriple().getEnvironment()
+ : llvm::Triple::MSVC;
+
if (!m_is_wow64) {
- return m_minidump_parser->GetArchitecture();
+ arch.GetTriple().setEnvironment(env);
+ return arch;
}
llvm::Triple triple;
triple.setVendor(llvm::Triple::VendorType::UnknownVendor);
triple.setArch(llvm::Triple::ArchType::x86);
triple.setOS(llvm::Triple::OSType::Win32);
+ triple.setEnvironment(env);
return ArchSpec(triple);
}
Index: lldb/source/Plugins/Process/minidump/CMakeLists.txt
===================================================================
--- lldb/source/Plugins/Process/minidump/CMakeLists.txt
+++ lldb/source/Plugins/Process/minidump/CMakeLists.txt
@@ -1,3 +1,11 @@
+lldb_tablegen(ProcessMinidumpProperties.inc -gen-lldb-property-defs
+ SOURCE ProcessMinidumpProperties.td
+ TARGET LLDBPluginProcessMinidumpPropertiesGen)
+
+lldb_tablegen(ProcessMinidumpPropertiesEnum.inc -gen-lldb-property-enum-defs
+ SOURCE ProcessMinidumpProperties.td
+ TARGET LLDBPluginProcessMinidumpPropertiesEnumGen)
+
add_lldb_library(lldbPluginProcessMinidump PLUGIN
MinidumpTypes.cpp
MinidumpParser.cpp
@@ -19,3 +27,7 @@
Object
Support
)
+
+add_dependencies(lldbPluginProcessMinidump
+ LLDBPluginProcessMinidumpPropertiesGen
+ LLDBPluginProcessMinidumpPropertiesEnumGen)
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