[Lldb-commits] [lldb] r338734 - Add support for ARM and ARM64 breakpad generated minidump files
Greg Clayton via lldb-commits
lldb-commits at lists.llvm.org
Thu Aug 2 09:46:16 PDT 2018
Author: gclayton
Date: Thu Aug 2 09:46:15 2018
New Revision: 338734
URL: http://llvm.org/viewvc/llvm-project?rev=338734&view=rev
Log:
Add support for ARM and ARM64 breakpad generated minidump files
In this patch I add support for ARM and ARM64 break pad files. There are two flavors of ARM: Apple where FP is R7, and non Apple where FP is R11. Added minimal tests that load up ARM64 and the two flavors or ARM core files with a single thread and known register values in each register. Each register is checked for the exact value.
Differential Revision: https://reviews.llvm.org/D49750
Added:
lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-linux.dmp (with props)
lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-macos.dmp (with props)
lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm64-macos.dmp (with props)
lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.cpp
lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.h
lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.cpp
lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.h
Modified:
lldb/trunk/include/lldb/Target/Target.h
lldb/trunk/lldb.xcodeproj/project.pbxproj
lldb/trunk/lldb.xcodeproj/xcshareddata/xcschemes/desktop.xcscheme
lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpNew.py
lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.cpp
lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.h
lldb/trunk/source/Plugins/Process/minidump/ProcessMinidump.cpp
lldb/trunk/source/Plugins/Process/minidump/ThreadMinidump.cpp
lldb/trunk/source/Target/Target.cpp
Modified: lldb/trunk/include/lldb/Target/Target.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Target/Target.h?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/include/lldb/Target/Target.h (original)
+++ lldb/trunk/include/lldb/Target/Target.h Thu Aug 2 09:46:15 2018
@@ -913,28 +913,30 @@ public:
/// Set the architecture for this target.
///
/// If the current target has no Images read in, then this just sets the
- /// architecture, which will
- /// be used to select the architecture of the ExecutableModule when that is
- /// set.
- /// If the current target has an ExecutableModule, then calling
- /// SetArchitecture with a different
+ /// architecture, which will be used to select the architecture of the
+ /// ExecutableModule when that is set. If the current target has an
+ /// ExecutableModule, then calling SetArchitecture with a different
/// architecture from the currently selected one will reset the
- /// ExecutableModule to that slice
- /// of the file backing the ExecutableModule. If the file backing the
- /// ExecutableModule does not
- /// contain a fork of this architecture, then this code will return false, and
- /// the architecture
- /// won't be changed.
- /// If the input arch_spec is the same as the already set architecture, this
- /// is a no-op.
+ /// ExecutableModule to that slice of the file backing the ExecutableModule.
+ /// If the file backing the ExecutableModule does not contain a fork of this
+ /// architecture, then this code will return false, and the architecture
+ /// won't be changed. If the input arch_spec is the same as the already set
+ /// architecture, this is a no-op.
///
/// @param[in] arch_spec
/// The new architecture.
///
+ /// @param[in] set_platform
+ /// If \b true, then the platform will be adjusted if the currently
+ /// selected platform is not compatible with the archicture being set.
+ /// If \b false, then just the architecture will be set even if the
+ /// currently selected platform isn't compatible (in case it might be
+ /// manually set following this function call).
+ ///
/// @return
/// \b true if the architecture was successfully set, \bfalse otherwise.
//------------------------------------------------------------------
- bool SetArchitecture(const ArchSpec &arch_spec);
+ bool SetArchitecture(const ArchSpec &arch_spec, bool set_platform = false);
bool MergeArchitecture(const ArchSpec &arch_spec);
Modified: lldb/trunk/lldb.xcodeproj/project.pbxproj
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/lldb.xcodeproj/project.pbxproj?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/lldb.xcodeproj/project.pbxproj (original)
+++ lldb/trunk/lldb.xcodeproj/project.pbxproj Thu Aug 2 09:46:15 2018
@@ -665,6 +665,10 @@
26474CBE18D0CB2D0073DEBA /* RegisterContextMach_i386.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26474CB818D0CB2D0073DEBA /* RegisterContextMach_i386.cpp */; };
26474CC018D0CB2D0073DEBA /* RegisterContextMach_x86_64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26474CBA18D0CB2D0073DEBA /* RegisterContextMach_x86_64.cpp */; };
26474CC918D0CB5B0073DEBA /* RegisterContextMemory.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26474CC218D0CB5B0073DEBA /* RegisterContextMemory.cpp */; };
+ 2619C4852107A9A2009CDE81 /* RegisterContextMinidump_ARM.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 2619C4812107A9A1009CDE81 /* RegisterContextMinidump_ARM.cpp */; };
+ 2619C4872107A9A2009CDE81 /* RegisterContextMinidump_ARM.h in Headers */ = {isa = PBXBuildFile; fileRef = 2619C4832107A9A2009CDE81 /* RegisterContextMinidump_ARM.h */; };
+ 2619C4842107A9A2009CDE81 /* RegisterContextMinidump_ARM64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 2619C4802107A9A1009CDE81 /* RegisterContextMinidump_ARM64.cpp */; };
+ 2619C4862107A9A2009CDE81 /* RegisterContextMinidump_ARM64.h in Headers */ = {isa = PBXBuildFile; fileRef = 2619C4822107A9A2009CDE81 /* RegisterContextMinidump_ARM64.h */; };
947CF7761DC7B20D00EF980B /* RegisterContextMinidump_x86_32.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 947CF7741DC7B20D00EF980B /* RegisterContextMinidump_x86_32.cpp */; };
AFD65C811D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = AFD65C7F1D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.cpp */; };
AFD65C821D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.h in Headers */ = {isa = PBXBuildFile; fileRef = AFD65C801D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.h */; };
@@ -2542,6 +2546,10 @@
26474CC218D0CB5B0073DEBA /* RegisterContextMemory.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = RegisterContextMemory.cpp; path = Utility/RegisterContextMemory.cpp; sourceTree = "<group>"; };
262D24E513FB8710002D1960 /* RegisterContextMemory.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = RegisterContextMemory.h; path = Utility/RegisterContextMemory.h; sourceTree = "<group>"; };
26474CC318D0CB5B0073DEBA /* RegisterContextMemory.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = RegisterContextMemory.h; path = Utility/RegisterContextMemory.h; sourceTree = "<group>"; };
+ 2619C4812107A9A1009CDE81 /* RegisterContextMinidump_ARM.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RegisterContextMinidump_ARM.cpp; sourceTree = "<group>"; };
+ 2619C4832107A9A2009CDE81 /* RegisterContextMinidump_ARM.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RegisterContextMinidump_ARM.h; sourceTree = "<group>"; };
+ 2619C4802107A9A1009CDE81 /* RegisterContextMinidump_ARM64.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RegisterContextMinidump_ARM64.cpp; sourceTree = "<group>"; };
+ 2619C4822107A9A2009CDE81 /* RegisterContextMinidump_ARM64.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RegisterContextMinidump_ARM64.h; sourceTree = "<group>"; };
947CF7741DC7B20D00EF980B /* RegisterContextMinidump_x86_32.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RegisterContextMinidump_x86_32.cpp; sourceTree = "<group>"; };
947CF7721DC7B20300EF980B /* RegisterContextMinidump_x86_32.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RegisterContextMinidump_x86_32.h; sourceTree = "<group>"; };
AFD65C7F1D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RegisterContextMinidump_x86_64.cpp; sourceTree = "<group>"; };
@@ -3787,6 +3795,10 @@
23E2E5351D9048E7006F38BB /* minidump */ = {
isa = PBXGroup;
children = (
+ 2619C4812107A9A1009CDE81 /* RegisterContextMinidump_ARM.cpp */,
+ 2619C4832107A9A2009CDE81 /* RegisterContextMinidump_ARM.h */,
+ 2619C4802107A9A1009CDE81 /* RegisterContextMinidump_ARM64.cpp */,
+ 2619C4822107A9A2009CDE81 /* RegisterContextMinidump_ARM64.h */,
AFD65C7F1D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.cpp */,
AFD65C801D9B5B2E00D93120 /* RegisterContextMinidump_x86_64.h */,
23E2E5361D9048FB006F38BB /* CMakeLists.txt */,
@@ -6939,8 +6951,10 @@
AF6CA6681FBBAF37005A0DC3 /* ArchSpec.h in Headers */,
AF235EB41FBE7858009C5541 /* RegisterInfoPOSIX_ppc64le.h in Headers */,
AF2E02A41FA2CEAF00A86C34 /* ArchitectureArm.h in Headers */,
+ 2619C4872107A9A2009CDE81 /* RegisterContextMinidump_ARM.h in Headers */,
267F685A1CC02EBE0086832B /* RegisterInfos_s390x.h in Headers */,
267F68541CC02E920086832B /* RegisterContextLinux_s390x.h in Headers */,
+ 2619C4862107A9A2009CDE81 /* RegisterContextMinidump_ARM64.h in Headers */,
AF235EB11FBE77B6009C5541 /* RegisterContextPOSIX_ppc64le.h in Headers */,
267F68501CC02E270086832B /* RegisterContextPOSIXCore_s390x.h in Headers */,
4984BA181B979C08008658D4 /* ExpressionVariable.h in Headers */,
@@ -7643,6 +7657,7 @@
2689002113353DDE00698AC0 /* CommandObjectQuit.cpp in Sources */,
2689002213353DDE00698AC0 /* CommandObjectRegister.cpp in Sources */,
26BC17AF18C7F4CB00D2196D /* RegisterContextPOSIXCore_x86_64.cpp in Sources */,
+ 2619C4842107A9A2009CDE81 /* RegisterContextMinidump_ARM64.cpp in Sources */,
2689002313353DDE00698AC0 /* CommandObjectScript.cpp in Sources */,
2689002413353DDE00698AC0 /* CommandObjectSettings.cpp in Sources */,
2689002513353DDE00698AC0 /* CommandObjectSource.cpp in Sources */,
@@ -7723,6 +7738,7 @@
2689005113353E0400698AC0 /* StringList.cpp in Sources */,
2689005213353E0400698AC0 /* Timer.cpp in Sources */,
2689005413353E0400698AC0 /* UserSettingsController.cpp in Sources */,
+ 2619C4852107A9A2009CDE81 /* RegisterContextMinidump_ARM.cpp in Sources */,
23059A0719532B96007B8189 /* LinuxSignals.cpp in Sources */,
8CCB017E19BA28A80009FD44 /* ThreadCollection.cpp in Sources */,
9A77AD541E64E2760025CE04 /* RegisterInfoPOSIX_arm.cpp in Sources */,
Modified: lldb/trunk/lldb.xcodeproj/xcshareddata/xcschemes/desktop.xcscheme
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/lldb.xcodeproj/xcshareddata/xcschemes/desktop.xcscheme?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/lldb.xcodeproj/xcshareddata/xcschemes/desktop.xcscheme (original)
+++ lldb/trunk/lldb.xcodeproj/xcshareddata/xcschemes/desktop.xcscheme Thu Aug 2 09:46:15 2018
@@ -42,7 +42,7 @@
</AdditionalOptions>
</TestAction>
<LaunchAction
- buildConfiguration = "DebugClang"
+ buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
launchStyle = "1"
Modified: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpNew.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpNew.py?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpNew.py (original)
+++ lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/TestMiniDumpNew.py Thu Aug 2 09:46:15 2018
@@ -189,6 +189,161 @@ class MiniDumpNewTestCase(TestBase):
stop_description = thread.GetStopDescription(256)
self.assertEqual(stop_description, "")
+ def check_register_unsigned(self, set, name, expected):
+ reg_value = set.GetChildMemberWithName(name)
+ self.assertTrue(reg_value.IsValid(),
+ 'Verify we have a register named "%s"' % (name))
+ self.assertEqual(reg_value.GetValueAsUnsigned(), expected,
+ 'Verify "%s" == %i' % (name, expected))
+
+ def check_register_string_value(self, set, name, expected, format):
+ reg_value = set.GetChildMemberWithName(name)
+ self.assertTrue(reg_value.IsValid(),
+ 'Verify we have a register named "%s"' % (name))
+ if format is not None:
+ reg_value.SetFormat(format)
+ self.assertEqual(reg_value.GetValue(), expected,
+ 'Verify "%s" has string value "%s"' % (name,
+ expected))
+
+ def test_arm64_registers(self):
+ """Test ARM64 registers from a breakpad created minidump."""
+ # target create -c arm64-macos.dmp
+ self.dbg.CreateTarget(None)
+ self.target = self.dbg.GetSelectedTarget()
+ self.process = self.target.LoadCore("arm64-macos.dmp")
+ self.check_state()
+ self.assertEqual(self.process.GetNumThreads(), 1)
+ thread = self.process.GetThreadAtIndex(0)
+ self.assertEqual(thread.GetStopReason(), lldb.eStopReasonNone)
+ stop_description = thread.GetStopDescription(256)
+ self.assertEqual(stop_description, "")
+ registers = thread.GetFrameAtIndex(0).GetRegisters()
+ # Verify the GPR registers are all correct
+ # Verify x0 - x31 register values
+ gpr = registers.GetValueAtIndex(0)
+ for i in range(32):
+ v = i+1 | i+2 << 32 | i+3 << 48
+ w = i+1
+ self.check_register_unsigned(gpr, 'x%i' % (i), v)
+ self.check_register_unsigned(gpr, 'w%i' % (i), w)
+ # Verify arg1 - arg8 register values
+ for i in range(1, 9):
+ v = i | i+1 << 32 | i+2 << 48
+ self.check_register_unsigned(gpr, 'arg%i' % (i), v)
+ i = 29
+ v = i+1 | i+2 << 32 | i+3 << 48
+ self.check_register_unsigned(gpr, 'fp', v)
+ i = 30
+ v = i+1 | i+2 << 32 | i+3 << 48
+ self.check_register_unsigned(gpr, 'lr', v)
+ i = 31
+ v = i+1 | i+2 << 32 | i+3 << 48
+ self.check_register_unsigned(gpr, 'sp', v)
+ self.check_register_unsigned(gpr, 'pc', 0x1000)
+ self.check_register_unsigned(gpr, 'cpsr', 0x11223344)
+ self.check_register_unsigned(gpr, 'psr', 0x11223344)
+
+ # Verify the FPR registers are all correct
+ fpr = registers.GetValueAtIndex(1)
+ for i in range(32):
+ v = "0x"
+ d = "0x"
+ s = "0x"
+ h = "0x"
+ for j in range(i+15, i-1, -1):
+ v += "%2.2x" % (j)
+ for j in range(i+7, i-1, -1):
+ d += "%2.2x" % (j)
+ for j in range(i+3, i-1, -1):
+ s += "%2.2x" % (j)
+ for j in range(i+1, i-1, -1):
+ h += "%2.2x" % (j)
+ self.check_register_string_value(fpr, "v%i" % (i), v,
+ lldb.eFormatHex)
+ self.check_register_string_value(fpr, "d%i" % (i), d,
+ lldb.eFormatHex)
+ self.check_register_string_value(fpr, "s%i" % (i), s,
+ lldb.eFormatHex)
+ self.check_register_string_value(fpr, "h%i" % (i), h,
+ lldb.eFormatHex)
+ self.check_register_unsigned(gpr, 'fpsr', 0x55667788)
+ self.check_register_unsigned(gpr, 'fpcr', 0x99aabbcc)
+
+ def verify_arm_registers(self, apple=False):
+ """
+ Verify values of all ARM registers from a breakpad created
+ minidump.
+ """
+ self.dbg.CreateTarget(None)
+ self.target = self.dbg.GetSelectedTarget()
+ if apple:
+ self.process = self.target.LoadCore("arm-macos.dmp")
+ else:
+ self.process = self.target.LoadCore("arm-linux.dmp")
+ self.check_state()
+ self.assertEqual(self.process.GetNumThreads(), 1)
+ thread = self.process.GetThreadAtIndex(0)
+ self.assertEqual(thread.GetStopReason(), lldb.eStopReasonNone)
+ stop_description = thread.GetStopDescription(256)
+ self.assertEqual(stop_description, "")
+ registers = thread.GetFrameAtIndex(0).GetRegisters()
+ # Verify the GPR registers are all correct
+ # Verify x0 - x31 register values
+ gpr = registers.GetValueAtIndex(0)
+ for i in range(1, 16):
+ self.check_register_unsigned(gpr, 'r%i' % (i), i+1)
+ # Verify arg1 - arg4 register values
+ for i in range(1, 5):
+ self.check_register_unsigned(gpr, 'arg%i' % (i), i)
+ if apple:
+ self.check_register_unsigned(gpr, 'fp', 0x08)
+ else:
+ self.check_register_unsigned(gpr, 'fp', 0x0c)
+ self.check_register_unsigned(gpr, 'lr', 0x0f)
+ self.check_register_unsigned(gpr, 'sp', 0x0e)
+ self.check_register_unsigned(gpr, 'pc', 0x10)
+ self.check_register_unsigned(gpr, 'cpsr', 0x11223344)
+
+ # Verify the FPR registers are all correct
+ fpr = registers.GetValueAtIndex(1)
+ # Check d0 - d31
+ self.check_register_unsigned(gpr, 'fpscr', 0x55667788aabbccdd)
+ for i in range(32):
+ value = (i+1) | (i+1) << 8 | (i+1) << 32 | (i+1) << 48
+ self.check_register_unsigned(fpr, "d%i" % (i), value)
+ # Check s0 - s31
+ for i in range(32):
+ i_val = (i >> 1) + 1
+ if i & 1:
+ value = "%#8.8x" % (i_val | i_val << 16)
+ else:
+ value = "%#8.8x" % (i_val | i_val << 8)
+ self.check_register_string_value(fpr, "s%i" % (i), value,
+ lldb.eFormatHex)
+ # Check q0 - q15
+ for i in range(15):
+ a = i * 2 + 1
+ b = a + 1
+ value = ("0x00%2.2x00%2.2x0000%2.2x%2.2x"
+ "00%2.2x00%2.2x0000%2.2x%2.2x") % (b, b, b, b, a, a, a, a)
+ self.check_register_string_value(fpr, "q%i" % (i), value,
+ lldb.eFormatHex)
+
+ def test_linux_arm_registers(self):
+ """Test Linux ARM registers from a breakpad created minidump.
+
+ The frame pointer is R11 for linux.
+ """
+ self.verify_arm_registers(apple=False)
+
+ def test_apple_arm_registers(self):
+ """Test Apple ARM registers from a breakpad created minidump.
+
+ The frame pointer is R7 for linux.
+ """
+ self.verify_arm_registers(apple=True)
+
def do_test_deeper_stack(self, binary, core, pid):
target = self.dbg.CreateTarget(binary)
process = target.LoadCore(core)
Added: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-linux.dmp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-linux.dmp?rev=338734&view=auto
==============================================================================
Binary file - no diff available.
Propchange: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-linux.dmp
------------------------------------------------------------------------------
svn:mime-type = application/octet-stream
Added: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-macos.dmp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-macos.dmp?rev=338734&view=auto
==============================================================================
Binary file - no diff available.
Propchange: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm-macos.dmp
------------------------------------------------------------------------------
svn:mime-type = application/octet-stream
Added: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm64-macos.dmp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm64-macos.dmp?rev=338734&view=auto
==============================================================================
Binary file - no diff available.
Propchange: lldb/trunk/packages/Python/lldbsuite/test/functionalities/postmortem/minidump-new/arm64-macos.dmp
------------------------------------------------------------------------------
svn:mime-type = application/octet-stream
Modified: lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.cpp?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.cpp (original)
+++ lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.cpp Thu Aug 2 09:46:15 2018
@@ -145,71 +145,7 @@ const MinidumpSystemInfo *MinidumpParser
return MinidumpSystemInfo::Parse(data);
}
-ArchSpec MinidumpParser::GetArchitecture() {
- ArchSpec arch_spec;
- const MinidumpSystemInfo *system_info = GetSystemInfo();
-
- if (!system_info)
- return arch_spec;
-
- // TODO what to do about big endiand flavors of arm ?
- // TODO set the arm subarch stuff if the minidump has info about it
-
- llvm::Triple triple;
- triple.setVendor(llvm::Triple::VendorType::UnknownVendor);
-
- const MinidumpCPUArchitecture arch =
- static_cast<const MinidumpCPUArchitecture>(
- static_cast<const uint32_t>(system_info->processor_arch));
-
- switch (arch) {
- case MinidumpCPUArchitecture::X86:
- triple.setArch(llvm::Triple::ArchType::x86);
- break;
- case MinidumpCPUArchitecture::AMD64:
- triple.setArch(llvm::Triple::ArchType::x86_64);
- break;
- case MinidumpCPUArchitecture::ARM:
- triple.setArch(llvm::Triple::ArchType::arm);
- break;
- case MinidumpCPUArchitecture::ARM64:
- triple.setArch(llvm::Triple::ArchType::aarch64);
- break;
- default:
- triple.setArch(llvm::Triple::ArchType::UnknownArch);
- break;
- }
-
- const MinidumpOSPlatform os = static_cast<const MinidumpOSPlatform>(
- static_cast<const uint32_t>(system_info->platform_id));
-
- // TODO add all of the OSes that Minidump/breakpad distinguishes?
- switch (os) {
- case MinidumpOSPlatform::Win32S:
- case MinidumpOSPlatform::Win32Windows:
- case MinidumpOSPlatform::Win32NT:
- case MinidumpOSPlatform::Win32CE:
- triple.setOS(llvm::Triple::OSType::Win32);
- break;
- case MinidumpOSPlatform::Linux:
- triple.setOS(llvm::Triple::OSType::Linux);
- break;
- case MinidumpOSPlatform::MacOSX:
- triple.setOS(llvm::Triple::OSType::MacOSX);
- break;
- case MinidumpOSPlatform::Android:
- triple.setOS(llvm::Triple::OSType::Linux);
- triple.setEnvironment(llvm::Triple::EnvironmentType::Android);
- break;
- default:
- triple.setOS(llvm::Triple::OSType::UnknownOS);
- break;
- }
-
- arch_spec.SetTriple(triple);
-
- return arch_spec;
-}
+ArchSpec MinidumpParser::GetArchitecture() { return m_arch; }
const MinidumpMiscInfo *MinidumpParser::GetMiscInfo() {
llvm::ArrayRef<uint8_t> data = GetStream(MinidumpStreamType::MiscInfo);
@@ -552,5 +488,79 @@ Status MinidumpParser::Initialize() {
return error;
}
+ // Set the architecture in m_arch
+ const MinidumpSystemInfo *system_info = GetSystemInfo();
+
+ if (!system_info) {
+ error.SetErrorString("invalid minidump: missing system info");
+ return error;
+ }
+
+ // TODO what to do about big endiand flavors of arm ?
+ // TODO set the arm subarch stuff if the minidump has info about it
+
+ llvm::Triple triple;
+ triple.setVendor(llvm::Triple::VendorType::UnknownVendor);
+
+ const MinidumpCPUArchitecture arch =
+ static_cast<const MinidumpCPUArchitecture>(
+ static_cast<const uint32_t>(system_info->processor_arch));
+
+ switch (arch) {
+ case MinidumpCPUArchitecture::X86:
+ triple.setArch(llvm::Triple::ArchType::x86);
+ break;
+ case MinidumpCPUArchitecture::AMD64:
+ triple.setArch(llvm::Triple::ArchType::x86_64);
+ break;
+ case MinidumpCPUArchitecture::ARM:
+ triple.setArch(llvm::Triple::ArchType::arm);
+ break;
+ case MinidumpCPUArchitecture::ARM64:
+ triple.setArch(llvm::Triple::ArchType::aarch64);
+ break;
+ default:
+ triple.setArch(llvm::Triple::ArchType::UnknownArch);
+ break;
+ }
+
+ const MinidumpOSPlatform os = static_cast<const MinidumpOSPlatform>(
+ static_cast<const uint32_t>(system_info->platform_id));
+
+ // TODO add all of the OSes that Minidump/breakpad distinguishes?
+ switch (os) {
+ case MinidumpOSPlatform::Win32S:
+ case MinidumpOSPlatform::Win32Windows:
+ case MinidumpOSPlatform::Win32NT:
+ case MinidumpOSPlatform::Win32CE:
+ triple.setOS(llvm::Triple::OSType::Win32);
+ break;
+ case MinidumpOSPlatform::Linux:
+ triple.setOS(llvm::Triple::OSType::Linux);
+ break;
+ case MinidumpOSPlatform::MacOSX:
+ triple.setOS(llvm::Triple::OSType::MacOSX);
+ triple.setVendor(llvm::Triple::Apple);
+ break;
+ case MinidumpOSPlatform::IOS:
+ triple.setOS(llvm::Triple::OSType::IOS);
+ triple.setVendor(llvm::Triple::Apple);
+ break;
+ case MinidumpOSPlatform::Android:
+ triple.setOS(llvm::Triple::OSType::Linux);
+ triple.setEnvironment(llvm::Triple::EnvironmentType::Android);
+ break;
+ default: {
+ triple.setOS(llvm::Triple::OSType::UnknownOS);
+ std::string csd_version;
+ if (auto s = GetMinidumpString(system_info->csd_version_rva))
+ csd_version = *s;
+ if (csd_version.find("Linux") != std::string::npos)
+ triple.setOS(llvm::Triple::OSType::Linux);
+ break;
+ }
+ }
+ m_arch.SetTriple(triple);
+
return error;
}
Modified: lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.h?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.h (original)
+++ lldb/trunk/source/Plugins/Process/minidump/MinidumpParser.h Thu Aug 2 09:46:15 2018
@@ -98,6 +98,7 @@ private:
private:
lldb::DataBufferSP m_data_sp;
llvm::DenseMap<uint32_t, MinidumpLocationDescriptor> m_directory_map;
+ ArchSpec m_arch;
};
} // end namespace minidump
Modified: lldb/trunk/source/Plugins/Process/minidump/ProcessMinidump.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/ProcessMinidump.cpp?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/ProcessMinidump.cpp (original)
+++ lldb/trunk/source/Plugins/Process/minidump/ProcessMinidump.cpp Thu Aug 2 09:46:15 2018
@@ -29,6 +29,7 @@
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Threading.h"
+#include "Plugins/Process/Utility/StopInfoMachException.h"
// C includes
// C++ includes
@@ -174,19 +175,21 @@ Status ProcessMinidump::DoLoadCore() {
switch (arch.GetMachine()) {
case llvm::Triple::x86:
case llvm::Triple::x86_64:
- // supported
+ case llvm::Triple::arm:
+ case llvm::Triple::aarch64:
+ // Any supported architectures must be listed here and also supported in
+ // ThreadMinidump::CreateRegisterContextForFrame().
break;
-
default:
error.SetErrorStringWithFormat("unsupported minidump architecture: %s",
arch.GetArchitectureName());
return error;
}
+ GetTarget().SetArchitecture(arch, true /*set_platform*/);
m_thread_list = m_minidump_parser.GetThreads();
m_active_exception = m_minidump_parser.GetExceptionStream();
ReadModuleList();
- GetTarget().SetArchitecture(arch);
llvm::Optional<lldb::pid_t> pid = m_minidump_parser.GetPid();
if (!pid) {
@@ -229,6 +232,11 @@ void ProcessMinidump::RefreshStateAfterS
if (arch.GetTriple().getOS() == llvm::Triple::Linux) {
stop_info = StopInfo::CreateStopReasonWithSignal(
*stop_thread, m_active_exception->exception_record.exception_code);
+ } else if (arch.GetTriple().getVendor() == llvm::Triple::Apple) {
+ stop_info = StopInfoMachException::CreateStopReasonWithMachException(
+ *stop_thread, m_active_exception->exception_record.exception_code, 2,
+ m_active_exception->exception_record.exception_flags,
+ m_active_exception->exception_record.exception_address, 0);
} else {
std::string desc;
llvm::raw_string_ostream desc_stream(desc);
Added: lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.cpp?rev=338734&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.cpp (added)
+++ lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.cpp Thu Aug 2 09:46:15 2018
@@ -0,0 +1,532 @@
+//===-- RegisterContextMinidump_ARM.cpp -------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// Project includes
+#include "RegisterContextMinidump_ARM.h"
+
+// Other libraries and framework includes
+#include "Utility/ARM_DWARF_Registers.h"
+#include "lldb/Core/RegisterValue.h"
+#include "lldb/Utility/DataExtractor.h"
+#include "lldb/Utility/LLDBAssert.h"
+#include "lldb/lldb-enumerations.h"
+
+// C includes
+#include <assert.h>
+
+// C++ includes
+
+using namespace lldb;
+using namespace lldb_private;
+using namespace minidump;
+
+#define INV LLDB_INVALID_REGNUM
+#define OFFSET(r) (offsetof(RegisterContextMinidump_ARM::Context, r))
+
+#define DEF_R(i) \
+ { \
+ "r" #i, nullptr, 4, OFFSET(r[i]), eEncodingUint, eFormatHex, \
+ {INV, dwarf_r##i, INV, INV, reg_r##i}, nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_R_ARG(i, n) \
+ { \
+ "r" #i, "arg" #n, 4, OFFSET(r[i]), eEncodingUint, eFormatHex, \
+ {INV, dwarf_r##i, LLDB_REGNUM_GENERIC_ARG1 + i, INV, reg_r##i}, \
+ nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_D(i) \
+ { \
+ "d" #i, nullptr, 8, OFFSET(d[i]), eEncodingVector, eFormatVectorOfUInt8, \
+ {INV, dwarf_d##i, INV, INV, reg_d##i}, nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_S(i) \
+ { \
+ "s" #i, nullptr, 4, OFFSET(s[i]), eEncodingIEEE754, eFormatFloat, \
+ {INV, dwarf_s##i, INV, INV, reg_s##i}, nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_Q(i) \
+ { \
+ "q" #i, nullptr, 16, OFFSET(q[i]), eEncodingVector, eFormatVectorOfUInt8, \
+ {INV, dwarf_q##i, INV, INV, reg_q##i}, nullptr, nullptr, nullptr, 0 \
+ }
+
+// Zero based LLDB register numbers for this register context
+enum {
+ // General Purpose Registers
+ reg_r0,
+ reg_r1,
+ reg_r2,
+ reg_r3,
+ reg_r4,
+ reg_r5,
+ reg_r6,
+ reg_r7,
+ reg_r8,
+ reg_r9,
+ reg_r10,
+ reg_r11,
+ reg_r12,
+ reg_sp,
+ reg_lr,
+ reg_pc,
+ reg_cpsr,
+ // Floating Point Registers
+ reg_fpscr,
+ reg_d0,
+ reg_d1,
+ reg_d2,
+ reg_d3,
+ reg_d4,
+ reg_d5,
+ reg_d6,
+ reg_d7,
+ reg_d8,
+ reg_d9,
+ reg_d10,
+ reg_d11,
+ reg_d12,
+ reg_d13,
+ reg_d14,
+ reg_d15,
+ reg_d16,
+ reg_d17,
+ reg_d18,
+ reg_d19,
+ reg_d20,
+ reg_d21,
+ reg_d22,
+ reg_d23,
+ reg_d24,
+ reg_d25,
+ reg_d26,
+ reg_d27,
+ reg_d28,
+ reg_d29,
+ reg_d30,
+ reg_d31,
+ reg_s0,
+ reg_s1,
+ reg_s2,
+ reg_s3,
+ reg_s4,
+ reg_s5,
+ reg_s6,
+ reg_s7,
+ reg_s8,
+ reg_s9,
+ reg_s10,
+ reg_s11,
+ reg_s12,
+ reg_s13,
+ reg_s14,
+ reg_s15,
+ reg_s16,
+ reg_s17,
+ reg_s18,
+ reg_s19,
+ reg_s20,
+ reg_s21,
+ reg_s22,
+ reg_s23,
+ reg_s24,
+ reg_s25,
+ reg_s26,
+ reg_s27,
+ reg_s28,
+ reg_s29,
+ reg_s30,
+ reg_s31,
+ reg_q0,
+ reg_q1,
+ reg_q2,
+ reg_q3,
+ reg_q4,
+ reg_q5,
+ reg_q6,
+ reg_q7,
+ reg_q8,
+ reg_q9,
+ reg_q10,
+ reg_q11,
+ reg_q12,
+ reg_q13,
+ reg_q14,
+ reg_q15,
+ k_num_regs
+};
+
+static RegisterInfo g_reg_info_apple_fp = {
+ "fp",
+ "r7",
+ 4,
+ OFFSET(r[7]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_r7, LLDB_REGNUM_GENERIC_FP, INV, reg_r7},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0};
+
+static RegisterInfo g_reg_info_fp = {
+ "fp",
+ "r11",
+ 4,
+ OFFSET(r[11]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_r11, LLDB_REGNUM_GENERIC_FP, INV, reg_r11},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0};
+
+// Register info definitions for this register context
+static RegisterInfo g_reg_infos[] = {
+ DEF_R_ARG(0, 1),
+ DEF_R_ARG(1, 2),
+ DEF_R_ARG(2, 3),
+ DEF_R_ARG(3, 4),
+ DEF_R(4),
+ DEF_R(5),
+ DEF_R(6),
+ DEF_R(7),
+ DEF_R(8),
+ DEF_R(9),
+ DEF_R(10),
+ DEF_R(11),
+ DEF_R(12),
+ {"sp",
+ "r13",
+ 4,
+ OFFSET(r[13]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_sp, LLDB_REGNUM_GENERIC_SP, INV, reg_sp},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"lr",
+ "r14",
+ 4,
+ OFFSET(r[14]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_lr, LLDB_REGNUM_GENERIC_RA, INV, reg_lr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"pc",
+ "r15",
+ 4,
+ OFFSET(r[15]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_pc, LLDB_REGNUM_GENERIC_PC, INV, reg_pc},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"cpsr",
+ "psr",
+ 4,
+ OFFSET(cpsr),
+ eEncodingUint,
+ eFormatHex,
+ {INV, dwarf_cpsr, LLDB_REGNUM_GENERIC_FLAGS, INV, reg_cpsr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"fpscr",
+ nullptr,
+ 8,
+ OFFSET(fpscr),
+ eEncodingUint,
+ eFormatHex,
+ {INV, INV, INV, INV, reg_fpscr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ DEF_D(0),
+ DEF_D(1),
+ DEF_D(2),
+ DEF_D(3),
+ DEF_D(4),
+ DEF_D(5),
+ DEF_D(6),
+ DEF_D(7),
+ DEF_D(8),
+ DEF_D(9),
+ DEF_D(10),
+ DEF_D(11),
+ DEF_D(12),
+ DEF_D(13),
+ DEF_D(14),
+ DEF_D(15),
+ DEF_D(16),
+ DEF_D(17),
+ DEF_D(18),
+ DEF_D(19),
+ DEF_D(20),
+ DEF_D(21),
+ DEF_D(22),
+ DEF_D(23),
+ DEF_D(24),
+ DEF_D(25),
+ DEF_D(26),
+ DEF_D(27),
+ DEF_D(28),
+ DEF_D(29),
+ DEF_D(30),
+ DEF_D(31),
+ DEF_S(0),
+ DEF_S(1),
+ DEF_S(2),
+ DEF_S(3),
+ DEF_S(4),
+ DEF_S(5),
+ DEF_S(6),
+ DEF_S(7),
+ DEF_S(8),
+ DEF_S(9),
+ DEF_S(10),
+ DEF_S(11),
+ DEF_S(12),
+ DEF_S(13),
+ DEF_S(14),
+ DEF_S(15),
+ DEF_S(16),
+ DEF_S(17),
+ DEF_S(18),
+ DEF_S(19),
+ DEF_S(20),
+ DEF_S(21),
+ DEF_S(22),
+ DEF_S(23),
+ DEF_S(24),
+ DEF_S(25),
+ DEF_S(26),
+ DEF_S(27),
+ DEF_S(28),
+ DEF_S(29),
+ DEF_S(30),
+ DEF_S(31),
+ DEF_Q(0),
+ DEF_Q(1),
+ DEF_Q(2),
+ DEF_Q(3),
+ DEF_Q(4),
+ DEF_Q(5),
+ DEF_Q(6),
+ DEF_Q(7),
+ DEF_Q(8),
+ DEF_Q(9),
+ DEF_Q(10),
+ DEF_Q(11),
+ DEF_Q(12),
+ DEF_Q(13),
+ DEF_Q(14),
+ DEF_Q(15)};
+
+constexpr size_t k_num_reg_infos = llvm::array_lengthof(g_reg_infos);
+
+// ARM general purpose registers.
+const uint32_t g_gpr_regnums[] = {
+ reg_r0,
+ reg_r1,
+ reg_r2,
+ reg_r3,
+ reg_r4,
+ reg_r5,
+ reg_r6,
+ reg_r7,
+ reg_r8,
+ reg_r9,
+ reg_r10,
+ reg_r11,
+ reg_r12,
+ reg_sp,
+ reg_lr,
+ reg_pc,
+ reg_cpsr,
+ LLDB_INVALID_REGNUM // register sets need to end with this flag
+};
+const uint32_t g_fpu_regnums[] = {
+ reg_fpscr,
+ reg_d0,
+ reg_d1,
+ reg_d2,
+ reg_d3,
+ reg_d4,
+ reg_d5,
+ reg_d6,
+ reg_d7,
+ reg_d8,
+ reg_d9,
+ reg_d10,
+ reg_d11,
+ reg_d12,
+ reg_d13,
+ reg_d14,
+ reg_d15,
+ reg_d16,
+ reg_d17,
+ reg_d18,
+ reg_d19,
+ reg_d20,
+ reg_d21,
+ reg_d22,
+ reg_d23,
+ reg_d24,
+ reg_d25,
+ reg_d26,
+ reg_d27,
+ reg_d28,
+ reg_d29,
+ reg_d30,
+ reg_d31,
+ reg_s0,
+ reg_s1,
+ reg_s2,
+ reg_s3,
+ reg_s4,
+ reg_s5,
+ reg_s6,
+ reg_s7,
+ reg_s8,
+ reg_s9,
+ reg_s10,
+ reg_s11,
+ reg_s12,
+ reg_s13,
+ reg_s14,
+ reg_s15,
+ reg_s16,
+ reg_s17,
+ reg_s18,
+ reg_s19,
+ reg_s20,
+ reg_s21,
+ reg_s22,
+ reg_s23,
+ reg_s24,
+ reg_s25,
+ reg_s26,
+ reg_s27,
+ reg_s28,
+ reg_s29,
+ reg_s30,
+ reg_s31,
+ reg_q0,
+ reg_q1,
+ reg_q2,
+ reg_q3,
+ reg_q4,
+ reg_q5,
+ reg_q6,
+ reg_q7,
+ reg_q8,
+ reg_q9,
+ reg_q10,
+ reg_q11,
+ reg_q12,
+ reg_q13,
+ reg_q14,
+ reg_q15,
+ LLDB_INVALID_REGNUM // register sets need to end with this flag
+};
+
+// Skip the last LLDB_INVALID_REGNUM in each count below by subtracting 1
+constexpr size_t k_num_gpr_regs = llvm::array_lengthof(g_gpr_regnums) - 1;
+constexpr size_t k_num_fpu_regs = llvm::array_lengthof(g_fpu_regnums) - 1;
+
+static RegisterSet g_reg_sets[] = {
+ {"General Purpose Registers", "gpr", k_num_gpr_regs, g_gpr_regnums},
+ {"Floating Point Registers", "fpu", k_num_fpu_regs, g_fpu_regnums},
+};
+
+constexpr size_t k_num_reg_sets = llvm::array_lengthof(g_reg_sets);
+
+RegisterContextMinidump_ARM::RegisterContextMinidump_ARM(
+ Thread &thread, const DataExtractor &data, bool apple)
+ : RegisterContext(thread, 0), m_apple(apple) {
+ lldb::offset_t offset = 0;
+ m_regs.context_flags = data.GetU32(&offset);
+ for (unsigned i = 0; i < llvm::array_lengthof(m_regs.r); ++i)
+ m_regs.r[i] = data.GetU32(&offset);
+ m_regs.cpsr = data.GetU32(&offset);
+ m_regs.fpscr = data.GetU64(&offset);
+ for (unsigned i = 0; i < llvm::array_lengthof(m_regs.d); ++i)
+ m_regs.d[i] = data.GetU64(&offset);
+ lldbassert(k_num_regs == k_num_reg_infos);
+}
+
+size_t RegisterContextMinidump_ARM::GetRegisterCount() { return k_num_regs; }
+
+const RegisterInfo *
+RegisterContextMinidump_ARM::GetRegisterInfoAtIndex(size_t reg) {
+ if (reg < k_num_reg_infos) {
+ if (m_apple) {
+ if (reg == reg_r7)
+ return &g_reg_info_apple_fp;
+ } else {
+ if (reg == reg_r11)
+ return &g_reg_info_fp;
+ }
+ return &g_reg_infos[reg];
+ }
+ return nullptr;
+}
+
+size_t RegisterContextMinidump_ARM::GetRegisterSetCount() {
+ return k_num_reg_sets;
+}
+
+const RegisterSet *RegisterContextMinidump_ARM::GetRegisterSet(size_t set) {
+ if (set < k_num_reg_sets)
+ return &g_reg_sets[set];
+ return nullptr;
+}
+
+const char *RegisterContextMinidump_ARM::GetRegisterName(unsigned reg) {
+ if (reg < k_num_reg_infos)
+ return g_reg_infos[reg].name;
+ return nullptr;
+}
+
+bool RegisterContextMinidump_ARM::ReadRegister(const RegisterInfo *reg_info,
+ RegisterValue ®_value) {
+ Status error;
+ reg_value.SetFromMemoryData(
+ reg_info, (const uint8_t *)&m_regs + reg_info->byte_offset,
+ reg_info->byte_size, lldb::eByteOrderLittle, error);
+ return error.Success();
+}
+
+bool RegisterContextMinidump_ARM::WriteRegister(const RegisterInfo *,
+ const RegisterValue &) {
+ return false;
+}
+
+uint32_t RegisterContextMinidump_ARM::ConvertRegisterKindToRegisterNumber(
+ lldb::RegisterKind kind, uint32_t num) {
+ for (size_t i = 0; i < k_num_regs; ++i) {
+ if (g_reg_infos[i].kinds[kind] == num)
+ return i;
+ }
+ return LLDB_INVALID_REGNUM;
+}
Added: lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.h?rev=338734&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.h (added)
+++ lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM.h Thu Aug 2 09:46:15 2018
@@ -0,0 +1,95 @@
+//===-- RegisterContextMinidump_ARM.h ---------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_RegisterContextMinidump_ARM_h_
+#define liblldb_RegisterContextMinidump_ARM_h_
+
+// Project includes
+#include "MinidumpTypes.h"
+
+// Other libraries and framework includes
+#include "Plugins/Process/Utility/RegisterInfoInterface.h"
+
+#include "lldb/Target/RegisterContext.h"
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/BitmaskEnum.h"
+
+// C includes
+// C++ includes
+
+namespace lldb_private {
+
+namespace minidump {
+
+LLVM_ENABLE_BITMASK_ENUMS_IN_NAMESPACE();
+
+class RegisterContextMinidump_ARM : public lldb_private::RegisterContext {
+public:
+ RegisterContextMinidump_ARM(lldb_private::Thread &thread,
+ const DataExtractor &data, bool apple);
+
+ ~RegisterContextMinidump_ARM() override = default;
+
+ void InvalidateAllRegisters() override {
+ // Do nothing... registers are always valid...
+ }
+
+ size_t GetRegisterCount() override;
+
+ const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
+
+ size_t GetRegisterSetCount() override;
+
+ const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
+
+ const char *GetRegisterName(unsigned reg);
+
+ bool ReadRegister(const RegisterInfo *reg_info,
+ RegisterValue ®_value) override;
+
+ bool WriteRegister(const RegisterInfo *reg_info,
+ const RegisterValue ®_value) override;
+
+ uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
+ uint32_t num) override;
+
+ // Reference: see breakpad/crashpad source
+ struct QRegValue {
+ uint64_t lo;
+ uint64_t hi;
+ };
+
+ struct Context {
+ uint32_t context_flags;
+ uint32_t r[16];
+ uint32_t cpsr;
+ uint64_t fpscr;
+ union {
+ uint64_t d[32];
+ uint32_t s[32];
+ QRegValue q[16];
+ };
+ uint32_t extra[8];
+ };
+
+protected:
+ enum class Flags : uint32_t {
+ ARM_Flag = 0x40000000,
+ Integer = ARM_Flag | 0x00000002,
+ FloatingPoint = ARM_Flag | 0x00000004,
+ LLVM_MARK_AS_BITMASK_ENUM(/* LargestValue = */ FloatingPoint)
+ };
+ Context m_regs;
+ const bool m_apple; // True if this is an Apple ARM where FP is R7
+};
+
+} // end namespace minidump
+} // end namespace lldb_private
+#endif // liblldb_RegisterContextMinidump_ARM_h_
Added: lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.cpp?rev=338734&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.cpp (added)
+++ lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.cpp Thu Aug 2 09:46:15 2018
@@ -0,0 +1,836 @@
+//===-- RegisterContextMinidump_ARM64.cpp -----------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// Project includes
+#include "RegisterContextMinidump_ARM64.h"
+
+// Other libraries and framework includes
+#include "Utility/ARM64_DWARF_Registers.h"
+#include "lldb/Core/RegisterValue.h"
+#include "lldb/Utility/DataExtractor.h"
+#include "lldb/lldb-enumerations.h"
+
+// C includes
+#include <assert.h>
+
+// C++ includes
+
+using namespace lldb;
+using namespace lldb_private;
+using namespace minidump;
+
+#define INV LLDB_INVALID_REGNUM
+#define OFFSET(r) (offsetof(RegisterContextMinidump_ARM64::Context, r))
+
+#define DEF_X(i) \
+ { \
+ "x" #i, nullptr, 8, OFFSET(x[i]), eEncodingUint, eFormatHex, \
+ {INV, arm64_dwarf::x##i, INV, INV, reg_x##i}, nullptr, nullptr, \
+ nullptr, 0 \
+ }
+
+#define DEF_W(i) \
+ { \
+ "w" #i, nullptr, 4, OFFSET(x[i]), eEncodingUint, eFormatHex, \
+ {INV, INV, INV, INV, reg_w##i}, nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_X_ARG(i, n) \
+ { \
+ "x" #i, "arg" #n, 8, OFFSET(x[i]), eEncodingUint, eFormatHex, \
+ {INV, arm64_dwarf::x##i, LLDB_REGNUM_GENERIC_ARG1 + i, INV, reg_x##i}, \
+ nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_V(i) \
+ { \
+ "v" #i, nullptr, 16, OFFSET(v[i * 16]), eEncodingVector, \
+ eFormatVectorOfUInt8, {INV, arm64_dwarf::v##i, INV, INV, reg_v##i}, \
+ nullptr, nullptr, nullptr, 0 \
+ }
+
+#define DEF_D(i) \
+ { \
+ "d" #i, nullptr, 8, OFFSET(v[i * 16]), eEncodingVector, \
+ eFormatVectorOfUInt8, {INV, INV, INV, INV, reg_d##i}, nullptr, \
+ nullptr, nullptr, 0 \
+ }
+
+#define DEF_S(i) \
+ { \
+ "s" #i, nullptr, 4, OFFSET(v[i * 16]), eEncodingVector, \
+ eFormatVectorOfUInt8, {INV, INV, INV, INV, reg_s##i}, nullptr, \
+ nullptr, nullptr, 0 \
+ }
+
+#define DEF_H(i) \
+ { \
+ "h" #i, nullptr, 2, OFFSET(v[i * 16]), eEncodingVector, \
+ eFormatVectorOfUInt8, {INV, INV, INV, INV, reg_h##i}, nullptr, \
+ nullptr, nullptr, 0 \
+ }
+
+// Zero based LLDB register numbers for this register context
+enum {
+ // General Purpose Registers
+ reg_x0 = 0,
+ reg_x1,
+ reg_x2,
+ reg_x3,
+ reg_x4,
+ reg_x5,
+ reg_x6,
+ reg_x7,
+ reg_x8,
+ reg_x9,
+ reg_x10,
+ reg_x11,
+ reg_x12,
+ reg_x13,
+ reg_x14,
+ reg_x15,
+ reg_x16,
+ reg_x17,
+ reg_x18,
+ reg_x19,
+ reg_x20,
+ reg_x21,
+ reg_x22,
+ reg_x23,
+ reg_x24,
+ reg_x25,
+ reg_x26,
+ reg_x27,
+ reg_x28,
+ reg_fp,
+ reg_lr,
+ reg_sp,
+ reg_pc,
+ reg_w0,
+ reg_w1,
+ reg_w2,
+ reg_w3,
+ reg_w4,
+ reg_w5,
+ reg_w6,
+ reg_w7,
+ reg_w8,
+ reg_w9,
+ reg_w10,
+ reg_w11,
+ reg_w12,
+ reg_w13,
+ reg_w14,
+ reg_w15,
+ reg_w16,
+ reg_w17,
+ reg_w18,
+ reg_w19,
+ reg_w20,
+ reg_w21,
+ reg_w22,
+ reg_w23,
+ reg_w24,
+ reg_w25,
+ reg_w26,
+ reg_w27,
+ reg_w28,
+ reg_w29,
+ reg_w30,
+ reg_w31,
+ reg_cpsr,
+ // Floating Point Registers
+ reg_fpsr,
+ reg_fpcr,
+ reg_v0,
+ reg_v1,
+ reg_v2,
+ reg_v3,
+ reg_v4,
+ reg_v5,
+ reg_v6,
+ reg_v7,
+ reg_v8,
+ reg_v9,
+ reg_v10,
+ reg_v11,
+ reg_v12,
+ reg_v13,
+ reg_v14,
+ reg_v15,
+ reg_v16,
+ reg_v17,
+ reg_v18,
+ reg_v19,
+ reg_v20,
+ reg_v21,
+ reg_v22,
+ reg_v23,
+ reg_v24,
+ reg_v25,
+ reg_v26,
+ reg_v27,
+ reg_v28,
+ reg_v29,
+ reg_v30,
+ reg_v31,
+ reg_d0,
+ reg_d1,
+ reg_d2,
+ reg_d3,
+ reg_d4,
+ reg_d5,
+ reg_d6,
+ reg_d7,
+ reg_d8,
+ reg_d9,
+ reg_d10,
+ reg_d11,
+ reg_d12,
+ reg_d13,
+ reg_d14,
+ reg_d15,
+ reg_d16,
+ reg_d17,
+ reg_d18,
+ reg_d19,
+ reg_d20,
+ reg_d21,
+ reg_d22,
+ reg_d23,
+ reg_d24,
+ reg_d25,
+ reg_d26,
+ reg_d27,
+ reg_d28,
+ reg_d29,
+ reg_d30,
+ reg_d31,
+ reg_s0,
+ reg_s1,
+ reg_s2,
+ reg_s3,
+ reg_s4,
+ reg_s5,
+ reg_s6,
+ reg_s7,
+ reg_s8,
+ reg_s9,
+ reg_s10,
+ reg_s11,
+ reg_s12,
+ reg_s13,
+ reg_s14,
+ reg_s15,
+ reg_s16,
+ reg_s17,
+ reg_s18,
+ reg_s19,
+ reg_s20,
+ reg_s21,
+ reg_s22,
+ reg_s23,
+ reg_s24,
+ reg_s25,
+ reg_s26,
+ reg_s27,
+ reg_s28,
+ reg_s29,
+ reg_s30,
+ reg_s31,
+ reg_h0,
+ reg_h1,
+ reg_h2,
+ reg_h3,
+ reg_h4,
+ reg_h5,
+ reg_h6,
+ reg_h7,
+ reg_h8,
+ reg_h9,
+ reg_h10,
+ reg_h11,
+ reg_h12,
+ reg_h13,
+ reg_h14,
+ reg_h15,
+ reg_h16,
+ reg_h17,
+ reg_h18,
+ reg_h19,
+ reg_h20,
+ reg_h21,
+ reg_h22,
+ reg_h23,
+ reg_h24,
+ reg_h25,
+ reg_h26,
+ reg_h27,
+ reg_h28,
+ reg_h29,
+ reg_h30,
+ reg_h31,
+ k_num_regs
+};
+
+// Register info definitions for this register context
+static RegisterInfo g_reg_infos[] = {
+ DEF_X_ARG(0, 1),
+ DEF_X_ARG(1, 2),
+ DEF_X_ARG(2, 3),
+ DEF_X_ARG(3, 4),
+ DEF_X_ARG(4, 5),
+ DEF_X_ARG(5, 6),
+ DEF_X_ARG(6, 7),
+ DEF_X_ARG(7, 8),
+ DEF_X(8),
+ DEF_X(9),
+ DEF_X(10),
+ DEF_X(11),
+ DEF_X(12),
+ DEF_X(13),
+ DEF_X(14),
+ DEF_X(15),
+ DEF_X(16),
+ DEF_X(17),
+ DEF_X(18),
+ DEF_X(19),
+ DEF_X(20),
+ DEF_X(21),
+ DEF_X(22),
+ DEF_X(23),
+ DEF_X(24),
+ DEF_X(25),
+ DEF_X(26),
+ DEF_X(27),
+ DEF_X(28),
+ {"fp",
+ "x29",
+ 8,
+ OFFSET(x[29]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, arm64_dwarf::x29, LLDB_REGNUM_GENERIC_FP, INV, reg_fp},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"lr",
+ "x30",
+ 8,
+ OFFSET(x[30]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, arm64_dwarf::x30, LLDB_REGNUM_GENERIC_RA, INV, reg_lr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"sp",
+ "x31",
+ 8,
+ OFFSET(x[31]),
+ eEncodingUint,
+ eFormatHex,
+ {INV, arm64_dwarf::x31, LLDB_REGNUM_GENERIC_SP, INV, reg_sp},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"pc",
+ nullptr,
+ 8,
+ OFFSET(pc),
+ eEncodingUint,
+ eFormatHex,
+ {INV, arm64_dwarf::pc, LLDB_REGNUM_GENERIC_PC, INV, reg_pc},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ // w0 - w31
+ DEF_W(0),
+ DEF_W(1),
+ DEF_W(2),
+ DEF_W(3),
+ DEF_W(4),
+ DEF_W(5),
+ DEF_W(6),
+ DEF_W(7),
+ DEF_W(8),
+ DEF_W(9),
+ DEF_W(10),
+ DEF_W(11),
+ DEF_W(12),
+ DEF_W(13),
+ DEF_W(14),
+ DEF_W(15),
+ DEF_W(16),
+ DEF_W(17),
+ DEF_W(18),
+ DEF_W(19),
+ DEF_W(20),
+ DEF_W(21),
+ DEF_W(22),
+ DEF_W(23),
+ DEF_W(24),
+ DEF_W(25),
+ DEF_W(26),
+ DEF_W(27),
+ DEF_W(28),
+ DEF_W(29),
+ DEF_W(30),
+ DEF_W(31),
+ {"cpsr",
+ "psr",
+ 4,
+ OFFSET(cpsr),
+ eEncodingUint,
+ eFormatHex,
+ {INV, arm64_dwarf::cpsr, LLDB_REGNUM_GENERIC_FLAGS, INV, reg_cpsr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"fpsr",
+ nullptr,
+ 4,
+ OFFSET(fpsr),
+ eEncodingUint,
+ eFormatHex,
+ {INV, INV, INV, INV, reg_fpsr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ {"fpcr",
+ nullptr,
+ 4,
+ OFFSET(fpcr),
+ eEncodingUint,
+ eFormatHex,
+ {INV, INV, INV, INV, reg_fpcr},
+ nullptr,
+ nullptr,
+ nullptr,
+ 0},
+ // v0 - v31
+ DEF_V(0),
+ DEF_V(1),
+ DEF_V(2),
+ DEF_V(3),
+ DEF_V(4),
+ DEF_V(5),
+ DEF_V(6),
+ DEF_V(7),
+ DEF_V(8),
+ DEF_V(9),
+ DEF_V(10),
+ DEF_V(11),
+ DEF_V(12),
+ DEF_V(13),
+ DEF_V(14),
+ DEF_V(15),
+ DEF_V(16),
+ DEF_V(17),
+ DEF_V(18),
+ DEF_V(19),
+ DEF_V(20),
+ DEF_V(21),
+ DEF_V(22),
+ DEF_V(23),
+ DEF_V(24),
+ DEF_V(25),
+ DEF_V(26),
+ DEF_V(27),
+ DEF_V(28),
+ DEF_V(29),
+ DEF_V(30),
+ DEF_V(31),
+ // d0 - d31
+ DEF_D(0),
+ DEF_D(1),
+ DEF_D(2),
+ DEF_D(3),
+ DEF_D(4),
+ DEF_D(5),
+ DEF_D(6),
+ DEF_D(7),
+ DEF_D(8),
+ DEF_D(9),
+ DEF_D(10),
+ DEF_D(11),
+ DEF_D(12),
+ DEF_D(13),
+ DEF_D(14),
+ DEF_D(15),
+ DEF_D(16),
+ DEF_D(17),
+ DEF_D(18),
+ DEF_D(19),
+ DEF_D(20),
+ DEF_D(21),
+ DEF_D(22),
+ DEF_D(23),
+ DEF_D(24),
+ DEF_D(25),
+ DEF_D(26),
+ DEF_D(27),
+ DEF_D(28),
+ DEF_D(29),
+ DEF_D(30),
+ DEF_D(31),
+ // s0 - s31
+ DEF_S(0),
+ DEF_S(1),
+ DEF_S(2),
+ DEF_S(3),
+ DEF_S(4),
+ DEF_S(5),
+ DEF_S(6),
+ DEF_S(7),
+ DEF_S(8),
+ DEF_S(9),
+ DEF_S(10),
+ DEF_S(11),
+ DEF_S(12),
+ DEF_S(13),
+ DEF_S(14),
+ DEF_S(15),
+ DEF_S(16),
+ DEF_S(17),
+ DEF_S(18),
+ DEF_S(19),
+ DEF_S(20),
+ DEF_S(21),
+ DEF_S(22),
+ DEF_S(23),
+ DEF_S(24),
+ DEF_S(25),
+ DEF_S(26),
+ DEF_S(27),
+ DEF_S(28),
+ DEF_S(29),
+ DEF_S(30),
+ DEF_S(31),
+ // h0 - h31
+ DEF_H(0),
+ DEF_H(1),
+ DEF_H(2),
+ DEF_H(3),
+ DEF_H(4),
+ DEF_H(5),
+ DEF_H(6),
+ DEF_H(7),
+ DEF_H(8),
+ DEF_H(9),
+ DEF_H(10),
+ DEF_H(11),
+ DEF_H(12),
+ DEF_H(13),
+ DEF_H(14),
+ DEF_H(15),
+ DEF_H(16),
+ DEF_H(17),
+ DEF_H(18),
+ DEF_H(19),
+ DEF_H(20),
+ DEF_H(21),
+ DEF_H(22),
+ DEF_H(23),
+ DEF_H(24),
+ DEF_H(25),
+ DEF_H(26),
+ DEF_H(27),
+ DEF_H(28),
+ DEF_H(29),
+ DEF_H(30),
+ DEF_H(31),
+};
+
+constexpr size_t k_num_reg_infos = llvm::array_lengthof(g_reg_infos);
+
+// ARM64 general purpose registers.
+const uint32_t g_gpr_regnums[] = {
+ reg_x0,
+ reg_x1,
+ reg_x2,
+ reg_x3,
+ reg_x4,
+ reg_x5,
+ reg_x6,
+ reg_x7,
+ reg_x8,
+ reg_x9,
+ reg_x10,
+ reg_x11,
+ reg_x12,
+ reg_x13,
+ reg_x14,
+ reg_x15,
+ reg_x16,
+ reg_x17,
+ reg_x18,
+ reg_x19,
+ reg_x20,
+ reg_x21,
+ reg_x22,
+ reg_x23,
+ reg_x24,
+ reg_x25,
+ reg_x26,
+ reg_x27,
+ reg_x28,
+ reg_fp,
+ reg_lr,
+ reg_sp,
+ reg_w0,
+ reg_w1,
+ reg_w2,
+ reg_w3,
+ reg_w4,
+ reg_w5,
+ reg_w6,
+ reg_w7,
+ reg_w8,
+ reg_w9,
+ reg_w10,
+ reg_w11,
+ reg_w12,
+ reg_w13,
+ reg_w14,
+ reg_w15,
+ reg_w16,
+ reg_w17,
+ reg_w18,
+ reg_w19,
+ reg_w20,
+ reg_w21,
+ reg_w22,
+ reg_w23,
+ reg_w24,
+ reg_w25,
+ reg_w26,
+ reg_w27,
+ reg_w28,
+ reg_w29,
+ reg_w30,
+ reg_w31,
+ reg_pc,
+ reg_cpsr,
+ LLDB_INVALID_REGNUM // register sets need to end with this flag
+};
+const uint32_t g_fpu_regnums[] = {
+ reg_v0,
+ reg_v1,
+ reg_v2,
+ reg_v3,
+ reg_v4,
+ reg_v5,
+ reg_v6,
+ reg_v7,
+ reg_v8,
+ reg_v9,
+ reg_v10,
+ reg_v11,
+ reg_v12,
+ reg_v13,
+ reg_v14,
+ reg_v15,
+ reg_v16,
+ reg_v17,
+ reg_v18,
+ reg_v19,
+ reg_v20,
+ reg_v21,
+ reg_v22,
+ reg_v23,
+ reg_v24,
+ reg_v25,
+ reg_v26,
+ reg_v27,
+ reg_v28,
+ reg_v29,
+ reg_v30,
+ reg_v31,
+ reg_d0,
+ reg_d1,
+ reg_d2,
+ reg_d3,
+ reg_d4,
+ reg_d5,
+ reg_d6,
+ reg_d7,
+ reg_d8,
+ reg_d9,
+ reg_d10,
+ reg_d11,
+ reg_d12,
+ reg_d13,
+ reg_d14,
+ reg_d15,
+ reg_d16,
+ reg_d17,
+ reg_d18,
+ reg_d19,
+ reg_d20,
+ reg_d21,
+ reg_d22,
+ reg_d23,
+ reg_d24,
+ reg_d25,
+ reg_d26,
+ reg_d27,
+ reg_d28,
+ reg_d29,
+ reg_d30,
+ reg_d31,
+ reg_s0,
+ reg_s1,
+ reg_s2,
+ reg_s3,
+ reg_s4,
+ reg_s5,
+ reg_s6,
+ reg_s7,
+ reg_s8,
+ reg_s9,
+ reg_s10,
+ reg_s11,
+ reg_s12,
+ reg_s13,
+ reg_s14,
+ reg_s15,
+ reg_s16,
+ reg_s17,
+ reg_s18,
+ reg_s19,
+ reg_s20,
+ reg_s21,
+ reg_s22,
+ reg_s23,
+ reg_s24,
+ reg_s25,
+ reg_s26,
+ reg_s27,
+ reg_s28,
+ reg_s29,
+ reg_s30,
+ reg_s31,
+ reg_h0,
+ reg_h1,
+ reg_h2,
+ reg_h3,
+ reg_h4,
+ reg_h5,
+ reg_h6,
+ reg_h7,
+ reg_h8,
+ reg_h9,
+ reg_h10,
+ reg_h11,
+ reg_h12,
+ reg_h13,
+ reg_h14,
+ reg_h15,
+ reg_h16,
+ reg_h17,
+ reg_h18,
+ reg_h19,
+ reg_h20,
+ reg_h21,
+ reg_h22,
+ reg_h23,
+ reg_h24,
+ reg_h25,
+ reg_h26,
+ reg_h27,
+ reg_h28,
+ reg_h29,
+ reg_h30,
+ reg_h31,
+ reg_fpsr,
+ reg_fpcr,
+ LLDB_INVALID_REGNUM // register sets need to end with this flag
+};
+
+// Skip the last LLDB_INVALID_REGNUM in each count below by subtracting 1
+constexpr size_t k_num_gpr_regs = llvm::array_lengthof(g_gpr_regnums) - 1;
+constexpr size_t k_num_fpu_regs = llvm::array_lengthof(g_fpu_regnums) - 1;
+
+static RegisterSet g_reg_sets[] = {
+ {"General Purpose Registers", "gpr", k_num_gpr_regs, g_gpr_regnums},
+ {"Floating Point Registers", "fpu", k_num_fpu_regs, g_fpu_regnums},
+};
+
+constexpr size_t k_num_reg_sets = llvm::array_lengthof(g_reg_sets);
+
+RegisterContextMinidump_ARM64::RegisterContextMinidump_ARM64(
+ Thread &thread, const DataExtractor &data)
+ : RegisterContext(thread, 0) {
+ lldb::offset_t offset = 0;
+ m_regs.context_flags = data.GetU64(&offset);
+ for (unsigned i = 0; i < 32; ++i)
+ m_regs.x[i] = data.GetU64(&offset);
+ m_regs.pc = data.GetU64(&offset);
+ m_regs.cpsr = data.GetU32(&offset);
+ m_regs.fpsr = data.GetU32(&offset);
+ m_regs.fpcr = data.GetU32(&offset);
+ auto regs_data = data.GetData(&offset, sizeof(m_regs.v));
+ if (regs_data)
+ memcpy(m_regs.v, regs_data, sizeof(m_regs.v));
+ assert(k_num_regs == k_num_reg_infos);
+}
+size_t RegisterContextMinidump_ARM64::GetRegisterCount() { return k_num_regs; }
+
+const RegisterInfo *
+RegisterContextMinidump_ARM64::GetRegisterInfoAtIndex(size_t reg) {
+ if (reg < k_num_reg_infos)
+ return &g_reg_infos[reg];
+ return nullptr;
+}
+
+size_t RegisterContextMinidump_ARM64::GetRegisterSetCount() {
+ return k_num_reg_sets;
+}
+
+const RegisterSet *RegisterContextMinidump_ARM64::GetRegisterSet(size_t set) {
+ if (set < k_num_reg_sets)
+ return &g_reg_sets[set];
+ return nullptr;
+}
+
+const char *RegisterContextMinidump_ARM64::GetRegisterName(unsigned reg) {
+ if (reg < k_num_reg_infos)
+ return g_reg_infos[reg].name;
+ return nullptr;
+}
+
+bool RegisterContextMinidump_ARM64::ReadRegister(const RegisterInfo *reg_info,
+ RegisterValue ®_value) {
+ Status error;
+ reg_value.SetFromMemoryData(
+ reg_info, (const uint8_t *)&m_regs + reg_info->byte_offset,
+ reg_info->byte_size, lldb::eByteOrderLittle, error);
+ return error.Success();
+}
+
+bool RegisterContextMinidump_ARM64::WriteRegister(const RegisterInfo *,
+ const RegisterValue &) {
+ return false;
+}
+
+uint32_t RegisterContextMinidump_ARM64::ConvertRegisterKindToRegisterNumber(
+ lldb::RegisterKind kind, uint32_t num) {
+ for (size_t i = 0; i < k_num_regs; ++i) {
+ if (g_reg_infos[i].kinds[kind] == num)
+ return i;
+ }
+ return LLDB_INVALID_REGNUM;
+}
Added: lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.h?rev=338734&view=auto
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.h (added)
+++ lldb/trunk/source/Plugins/Process/minidump/RegisterContextMinidump_ARM64.h Thu Aug 2 09:46:15 2018
@@ -0,0 +1,85 @@
+//===-- RegisterContextMinidump_ARM64.h -------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_RegisterContextMinidump_ARM64_h_
+#define liblldb_RegisterContextMinidump_ARM64_h_
+
+// Project includes
+#include "MinidumpTypes.h"
+
+// Other libraries and framework includes
+#include "Plugins/Process/Utility/RegisterInfoInterface.h"
+#include "lldb/Target/RegisterContext.h"
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/BitmaskEnum.h"
+
+// C includes
+// C++ includes
+
+namespace lldb_private {
+
+namespace minidump {
+
+LLVM_ENABLE_BITMASK_ENUMS_IN_NAMESPACE();
+
+class RegisterContextMinidump_ARM64 : public lldb_private::RegisterContext {
+public:
+ RegisterContextMinidump_ARM64(lldb_private::Thread &thread,
+ const DataExtractor &data);
+
+ ~RegisterContextMinidump_ARM64() override = default;
+
+ void InvalidateAllRegisters() override {
+ // Do nothing... registers are always valid...
+ }
+
+ size_t GetRegisterCount() override;
+
+ const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
+
+ size_t GetRegisterSetCount() override;
+
+ const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
+
+ const char *GetRegisterName(unsigned reg);
+
+ bool ReadRegister(const RegisterInfo *reg_info,
+ RegisterValue ®_value) override;
+
+ bool WriteRegister(const RegisterInfo *reg_info,
+ const RegisterValue ®_value) override;
+
+ uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
+ uint32_t num) override;
+
+ // Reference: see breakpad/crashpad source
+ struct Context {
+ uint64_t context_flags;
+ uint64_t x[32];
+ uint64_t pc;
+ uint32_t cpsr;
+ uint32_t fpsr;
+ uint32_t fpcr;
+ uint8_t v[32 * 16]; // 32 128-bit floating point registers
+ };
+
+protected:
+ enum class Flags : uint32_t {
+ ARM64_Flag = 0x80000000,
+ Integer = ARM64_Flag | 0x00000002,
+ FloatingPoint = ARM64_Flag | 0x00000004,
+ LLVM_MARK_AS_BITMASK_ENUM(/* LargestValue = */ FloatingPoint)
+ };
+ Context m_regs;
+};
+
+} // end namespace minidump
+} // end namespace lldb_private
+#endif // liblldb_RegisterContextMinidump_ARM64_h_
Modified: lldb/trunk/source/Plugins/Process/minidump/ThreadMinidump.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/Process/minidump/ThreadMinidump.cpp?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/Process/minidump/ThreadMinidump.cpp (original)
+++ lldb/trunk/source/Plugins/Process/minidump/ThreadMinidump.cpp Thu Aug 2 09:46:15 2018
@@ -11,6 +11,8 @@
#include "ThreadMinidump.h"
#include "ProcessMinidump.h"
+#include "RegisterContextMinidump_ARM.h"
+#include "RegisterContextMinidump_ARM64.h"
#include "RegisterContextMinidump_x86_32.h"
#include "RegisterContextMinidump_x86_64.h"
@@ -88,15 +90,22 @@ ThreadMinidump::CreateRegisterContextFor
*this, reg_interface, gpregset, {}));
break;
}
- default:
+ case llvm::Triple::aarch64: {
+ DataExtractor data(m_gpregset_data.data(), m_gpregset_data.size(),
+ lldb::eByteOrderLittle, 8);
+ m_thread_reg_ctx_sp.reset(new RegisterContextMinidump_ARM64(*this, data));
break;
}
-
- if (!reg_interface) {
- if (log)
- log->Printf("elf-core::%s:: Architecture(%d) not supported",
- __FUNCTION__, arch.GetMachine());
- assert(false && "Architecture not supported");
+ case llvm::Triple::arm: {
+ DataExtractor data(m_gpregset_data.data(), m_gpregset_data.size(),
+ lldb::eByteOrderLittle, 8);
+ const bool apple = arch.GetTriple().getVendor() == llvm::Triple::Apple;
+ m_thread_reg_ctx_sp.reset(
+ new RegisterContextMinidump_ARM(*this, data, apple));
+ break;
+ }
+ default:
+ break;
}
reg_ctx_sp = m_thread_reg_ctx_sp;
Modified: lldb/trunk/source/Target/Target.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Target/Target.cpp?rev=338734&r1=338733&r2=338734&view=diff
==============================================================================
--- lldb/trunk/source/Target/Target.cpp (original)
+++ lldb/trunk/source/Target/Target.cpp Thu Aug 2 09:46:15 2018
@@ -1426,13 +1426,33 @@ void Target::SetExecutableModule(ModuleS
}
}
-bool Target::SetArchitecture(const ArchSpec &arch_spec) {
+bool Target::SetArchitecture(const ArchSpec &arch_spec, bool set_platform) {
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_TARGET));
bool missing_local_arch = !m_arch.GetSpec().IsValid();
bool replace_local_arch = true;
bool compatible_local_arch = false;
ArchSpec other(arch_spec);
+ // Changing the architecture might mean that the currently selected platform
+ // isn't compatible. Set the platform correctly if we are asked to do so,
+ // otherwise assume the user will set the platform manually.
+ if (set_platform) {
+ if (other.IsValid()) {
+ auto platform_sp = GetPlatform();
+ if (!platform_sp ||
+ !platform_sp->IsCompatibleArchitecture(other, false, nullptr)) {
+ ArchSpec platform_arch;
+ auto arch_platform_sp =
+ Platform::GetPlatformForArchitecture(other, &platform_arch);
+ if (arch_platform_sp) {
+ SetPlatform(arch_platform_sp);
+ if (platform_arch.IsValid())
+ other = platform_arch;
+ }
+ }
+ }
+ }
+
if (!missing_local_arch) {
if (m_arch.GetSpec().IsCompatibleMatch(arch_spec)) {
other.MergeFrom(m_arch.GetSpec());
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