[Lldb-commits] [lldb] r238768 - Additional RenderScript debug features.
Colin Riley
colin at codeplay.com
Mon Jun 1 11:23:41 PDT 2015
Author: domipheus
Date: Mon Jun 1 13:23:41 2015
New Revision: 238768
URL: http://llvm.org/viewvc/llvm-project?rev=238768&view=rev
Log:
Additional RenderScript debug features.
Base framework for inspecting RenderScript runtime details and helpers for various runtime actions on x86 and arm targets.
Differential Revision: http://reviews.llvm.org/D10151
Modified:
lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp
lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h
Modified: lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp?rev=238768&r1=238767&r2=238768&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp (original)
+++ lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.cpp Mon Jun 1 13:23:41 2015
@@ -15,6 +15,7 @@
#include "lldb/Core/Log.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Symbol/Symbol.h"
+#include "lldb/Symbol/Type.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/Target.h"
#include "lldb/Interpreter/Args.h"
@@ -22,6 +23,10 @@
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/CommandReturnObject.h"
#include "lldb/Interpreter/CommandObjectMultiword.h"
+#include "lldb/Breakpoint/StoppointCallbackContext.h"
+#include "lldb/Target/RegisterContext.h"
+
+#include "lldb/Symbol/VariableList.h"
using namespace lldb;
using namespace lldb_private;
@@ -42,7 +47,7 @@ RenderScriptRuntime::CreateInstance(Proc
void
RenderScriptRuntime::Initialize()
{
- PluginManager::RegisterPlugin(GetPluginNameStatic(), "RenderScript language support", CreateInstance);
+ PluginManager::RegisterPlugin(GetPluginNameStatic(), "RenderScript language support", CreateInstance, GetCommandObject);
}
void
@@ -69,6 +74,26 @@ RenderScriptRuntime::GetModuleKind(const
{
return eModuleKindKernelObj;
}
+
+ // Is this the main RS runtime library
+ const ConstString rs_lib("libRS.so");
+ if (module_sp->GetFileSpec().GetFilename() == rs_lib)
+ {
+ return eModuleKindLibRS;
+ }
+
+ const ConstString rs_driverlib("libRSDriver.so");
+ if (module_sp->GetFileSpec().GetFilename() == rs_driverlib)
+ {
+ return eModuleKindDriver;
+ }
+
+ const ConstString rs_cpureflib("libRSCPURef.so");
+ if (module_sp->GetFileSpec().GetFilename() == rs_cpureflib)
+ {
+ return eModuleKindImpl;
+ }
+
}
return eModuleKindIgnored;
}
@@ -138,14 +163,339 @@ RenderScriptRuntime::CreateExceptionReso
return resolver_sp;
}
+
+const RenderScriptRuntime::HookDefn RenderScriptRuntime::s_runtimeHookDefns[] =
+{
+ //rsdScript
+ {"rsdScriptInit", "_Z13rsdScriptInitPKN7android12renderscript7ContextEPNS0_7ScriptCEPKcS7_PKhjj", 0, RenderScriptRuntime::eModuleKindDriver, &lldb_private::RenderScriptRuntime::CaptureScriptInit1},
+ {"rsdScriptInvokeForEach", "_Z22rsdScriptInvokeForEachPKN7android12renderscript7ContextEPNS0_6ScriptEjPKNS0_10AllocationEPS6_PKvjPK12RsScriptCall", 0, RenderScriptRuntime::eModuleKindDriver, nullptr},
+ {"rsdScriptInvokeForEachMulti", "_Z27rsdScriptInvokeForEachMultiPKN7android12renderscript7ContextEPNS0_6ScriptEjPPKNS0_10AllocationEjPS6_PKvjPK12RsScriptCall", 0, RenderScriptRuntime::eModuleKindDriver, nullptr},
+ {"rsdScriptInvokeFunction", "_Z23rsdScriptInvokeFunctionPKN7android12renderscript7ContextEPNS0_6ScriptEjPKvj", 0, RenderScriptRuntime::eModuleKindDriver, nullptr},
+ {"rsdScriptSetGlobalVar", "_Z21rsdScriptSetGlobalVarPKN7android12renderscript7ContextEPKNS0_6ScriptEjPvj", 0, RenderScriptRuntime::eModuleKindDriver, &lldb_private::RenderScriptRuntime::CaptureSetGlobalVar1},
+
+ //rsdAllocation
+ {"rsdAllocationInit", "_Z17rsdAllocationInitPKN7android12renderscript7ContextEPNS0_10AllocationEb", 0, RenderScriptRuntime::eModuleKindDriver, &lldb_private::RenderScriptRuntime::CaptureAllocationInit1},
+ {"rsdAllocationRead2D", "_Z19rsdAllocationRead2DPKN7android12renderscript7ContextEPKNS0_10AllocationEjjj23RsAllocationCubemapFacejjPvjj", 0, RenderScriptRuntime::eModuleKindDriver, nullptr},
+};
+const size_t RenderScriptRuntime::s_runtimeHookCount = sizeof(s_runtimeHookDefns)/sizeof(s_runtimeHookDefns[0]);
+
+
+bool
+RenderScriptRuntime::HookCallback(void *baton, StoppointCallbackContext *ctx, lldb::user_id_t break_id, lldb::user_id_t break_loc_id)
+{
+ RuntimeHook* hook_info = (RuntimeHook*)baton;
+ ExecutionContext context(ctx->exe_ctx_ref);
+
+ RenderScriptRuntime *lang_rt = (RenderScriptRuntime *)context.GetProcessPtr()->GetLanguageRuntime(eLanguageTypeExtRenderScript);
+
+ lang_rt->HookCallback(hook_info, context);
+
+ return false;
+}
+
+
+void
+RenderScriptRuntime::HookCallback(RuntimeHook* hook_info, ExecutionContext& context)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ if(log)
+ log->Printf ("RenderScriptRuntime::HookCallback - '%s' .", hook_info->defn->name);
+
+ if (hook_info->defn->grabber)
+ {
+ (this->*(hook_info->defn->grabber))(hook_info, context);
+ }
+}
+
+
+bool
+RenderScriptRuntime::GetArg32Simple(ExecutionContext& context, uint32_t arg, uint32_t *data)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ if (!data)
+ return false;
+
+ Error error;
+ RegisterContext* reg_ctx = context.GetRegisterContext();
+ Process* process = context.GetProcessPtr();
+
+ if (context.GetTargetPtr()->GetArchitecture().GetMachine() == llvm::Triple::ArchType::x86)
+ {
+ uint64_t sp = reg_ctx->GetSP();
+ {
+ uint32_t offset = (1 + arg) * sizeof(uint32_t);
+ process->ReadMemory(sp + offset, data, sizeof(uint32_t), error);
+ if(error.Fail())
+ {
+ if(log)
+ log->Printf ("RenderScriptRuntime:: GetArg32Simple - error reading X86 stack: %s.", error.AsCString());
+ }
+ }
+ }
+ else if (context.GetTargetPtr()->GetArchitecture().GetMachine() == llvm::Triple::ArchType::arm)
+ {
+ if (arg < 4)
+ {
+ const RegisterInfo* rArg = reg_ctx->GetRegisterInfoAtIndex(arg);
+ RegisterValue rVal;
+ reg_ctx->ReadRegister(rArg, rVal);
+ (*data) = rVal.GetAsUInt32();
+ }
+ else
+ {
+ uint64_t sp = reg_ctx->GetSP();
+ {
+ uint32_t offset = (arg-4) * sizeof(uint32_t);
+ process->ReadMemory(sp + offset, &data, sizeof(uint32_t), error);
+ if(error.Fail())
+ {
+ if(log)
+ log->Printf ("RenderScriptRuntime:: GetArg32Simple - error reading ARM stack: %s.", error.AsCString());
+ }
+ }
+ }
+ }
+ return true;
+}
+
+void
+RenderScriptRuntime::CaptureSetGlobalVar1(RuntimeHook* hook_info, ExecutionContext& context)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ //Context, Script, int, data, length
+
+ Error error;
+
+ uint32_t rs_context_u32 = 0U;
+ uint32_t rs_script_u32 = 0U;
+ uint32_t rs_id_u32 = 0U;
+ uint32_t rs_data_u32 = 0U;
+ uint32_t rs_length_u32 = 0U;
+
+ std::string resname;
+ std::string cachedir;
+
+ GetArg32Simple(context, 0, &rs_context_u32);
+ GetArg32Simple(context, 1, &rs_script_u32);
+ GetArg32Simple(context, 2, &rs_id_u32);
+ GetArg32Simple(context, 3, &rs_data_u32);
+ GetArg32Simple(context, 4, &rs_length_u32);
+
+ if(log)
+ {
+ log->Printf ("RenderScriptRuntime::CaptureSetGlobalVar1 - 0x%" PRIx64 ",0x%" PRIx64 " slot %" PRIu64 " = 0x%" PRIx64 ":%" PRIu64 "bytes.",
+ (uint64_t)rs_context_u32, (uint64_t)rs_script_u32, (uint64_t)rs_id_u32, (uint64_t)rs_data_u32, (uint64_t)rs_length_u32);
+
+ addr_t script_addr = (addr_t)rs_script_u32;
+ if (m_scriptMappings.find( script_addr ) != m_scriptMappings.end())
+ {
+ auto rsm = m_scriptMappings[script_addr];
+ if (rs_id_u32 < rsm->m_globals.size())
+ {
+ auto rsg = rsm->m_globals[rs_id_u32];
+ log->Printf ("RenderScriptRuntime::CaptureSetGlobalVar1 - Setting of '%s' within '%s' inferred", rsg.m_name.AsCString(),
+ rsm->m_module->GetFileSpec().GetFilename().AsCString());
+ }
+ }
+ }
+}
+
+void
+RenderScriptRuntime::CaptureAllocationInit1(RuntimeHook* hook_info, ExecutionContext& context)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ //Context, Alloc, bool
+
+ Error error;
+
+ uint32_t rs_context_u32 = 0U;
+ uint32_t rs_alloc_u32 = 0U;
+ uint32_t rs_forceZero_u32 = 0U;
+
+ GetArg32Simple(context, 0, &rs_context_u32);
+ GetArg32Simple(context, 1, &rs_alloc_u32);
+ GetArg32Simple(context, 2, &rs_forceZero_u32);
+
+ if(log)
+ log->Printf ("RenderScriptRuntime::CaptureAllocationInit1 - 0x%" PRIx64 ",0x%" PRIx64 ",0x%" PRIx64 " .",
+ (uint64_t)rs_context_u32, (uint64_t)rs_alloc_u32, (uint64_t)rs_forceZero_u32);
+}
+
+void
+RenderScriptRuntime::CaptureScriptInit1(RuntimeHook* hook_info, ExecutionContext& context)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ //Context, Script, resname Str, cachedir Str
+ Error error;
+ Process* process = context.GetProcessPtr();
+
+ uint32_t rs_context_u32 = 0U;
+ uint32_t rs_script_u32 = 0U;
+ uint32_t rs_resnameptr_u32 = 0U;
+ uint32_t rs_cachedirptr_u32 = 0U;
+
+ std::string resname;
+ std::string cachedir;
+
+ GetArg32Simple(context, 0, &rs_context_u32);
+ GetArg32Simple(context, 1, &rs_script_u32);
+ GetArg32Simple(context, 2, &rs_resnameptr_u32);
+ GetArg32Simple(context, 3, &rs_cachedirptr_u32);
+
+ process->ReadCStringFromMemory((lldb::addr_t)rs_resnameptr_u32, resname, error);
+ if (error.Fail())
+ {
+ if(log)
+ log->Printf ("RenderScriptRuntime::CaptureScriptInit1 - error reading resname: %s.", error.AsCString());
+
+ }
+
+ process->ReadCStringFromMemory((lldb::addr_t)rs_cachedirptr_u32, cachedir, error);
+ if (error.Fail())
+ {
+ if(log)
+ log->Printf ("RenderScriptRuntime::CaptureScriptInit1 - error reading cachedir: %s.", error.AsCString());
+ }
+
+ if (log)
+ log->Printf ("RenderScriptRuntime::CaptureScriptInit1 - 0x%" PRIx64 ",0x%" PRIx64 " => '%s' at '%s' .",
+ (uint64_t)rs_context_u32, (uint64_t)rs_script_u32, resname.c_str(), cachedir.c_str());
+
+ if (resname.size() > 0)
+ {
+ StreamString strm;
+ strm.Printf("librs.%s.so", resname.c_str());
+
+ ScriptDetails script;
+ script.cachedir = cachedir;
+ script.resname = resname;
+ script.scriptDyLib.assign(strm.GetData());
+ script.script = rs_script_u32;
+ script.context = rs_context_u32;
+
+ m_scripts.push_back(script);
+
+ if (log)
+ log->Printf ("RenderScriptRuntime::CaptureScriptInit1 - '%s' tagged with context 0x%" PRIx64 " and script 0x%" PRIx64 ".",
+ strm.GetData(), (uint64_t)rs_context_u32, (uint64_t)rs_script_u32);
+ }
+ else if (log)
+ {
+ log->Printf ("RenderScriptRuntime::CaptureScriptInit1 - resource name invalid, Script not tagged");
+ }
+
+}
+
+
+void
+RenderScriptRuntime::LoadRuntimeHooks(lldb::ModuleSP module, ModuleKind kind)
+{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ if (!module)
+ {
+ return;
+ }
+
+ if ((GetProcess()->GetTarget().GetArchitecture().GetMachine() != llvm::Triple::ArchType::x86)
+ && (GetProcess()->GetTarget().GetArchitecture().GetMachine() != llvm::Triple::ArchType::arm))
+ {
+ if (log)
+ log->Printf ("RenderScriptRuntime::LoadRuntimeHooks - Unable to hook runtime. Only X86, ARM supported currently.");
+
+ return;
+ }
+
+ Target &target = GetProcess()->GetTarget();
+
+ for (size_t idx = 0; idx < s_runtimeHookCount; idx++)
+ {
+ const HookDefn* hook_defn = &s_runtimeHookDefns[idx];
+ if (hook_defn->kind != kind) {
+ continue;
+ }
+
+ const Symbol *sym = module->FindFirstSymbolWithNameAndType(ConstString(hook_defn->symbol_name), eSymbolTypeCode);
+
+ addr_t addr = sym->GetAddress().GetLoadAddress(&target);
+ if (addr == LLDB_INVALID_ADDRESS)
+ {
+ if(log)
+ log->Printf ("RenderScriptRuntime::LoadRuntimeHooks - Unable to resolve the address of hook function '%s' with symbol '%s'.",
+ hook_defn->name, hook_defn->symbol_name);
+ continue;
+ }
+
+ RuntimeHookSP hook(new RuntimeHook());
+ hook->address = addr;
+ hook->defn = hook_defn;
+ hook->bp_sp = target.CreateBreakpoint(addr, true, false);
+ hook->bp_sp->SetCallback(HookCallback, hook.get(), true);
+ m_runtimeHooks[addr] = hook;
+ if (log)
+ {
+ log->Printf ("RenderScriptRuntime::LoadRuntimeHooks - Successfully hooked '%s' in '%s' version %" PRIu64 " at 0x%" PRIx64 ".",
+ hook_defn->name, module->GetFileSpec().GetFilename().AsCString(), (uint64_t)hook_defn->version, (uint64_t)addr);
+ }
+ }
+}
+
+void
+RenderScriptRuntime::FixupScriptDetails(RSModuleDescriptorSP rsmodule_sp)
+{
+ if (!rsmodule_sp)
+ return;
+
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
+ const ModuleSP module = rsmodule_sp->m_module;
+ const FileSpec& file = module->GetPlatformFileSpec();
+
+ for (const auto &rs_script : m_scripts)
+ {
+ if (file.GetFilename() == ConstString(rs_script.scriptDyLib.c_str()))
+ {
+ if (m_scriptMappings.find( rs_script.script ) != m_scriptMappings.end())
+ {
+ if (m_scriptMappings[rs_script.script] != rsmodule_sp)
+ {
+ if (log)
+ {
+ log->Printf ("RenderScriptRuntime::FixupScriptDetails - Error: script %" PRIx64 " wants reassigned to new rsmodule '%s'.",
+ (uint64_t)rs_script.script, rsmodule_sp->m_module->GetFileSpec().GetFilename().AsCString());
+ }
+ }
+ }
+ else
+ {
+ m_scriptMappings[rs_script.script] = rsmodule_sp;
+ rsmodule_sp->m_resname = rs_script.resname;
+ if (log)
+ {
+ log->Printf ("RenderScriptRuntime::FixupScriptDetails - script %" PRIx64 " associated with rsmodule '%s'.",
+ (uint64_t)rs_script.script, rsmodule_sp->m_module->GetFileSpec().GetFilename().AsCString());
+ }
+ }
+ }
+ }
+
+}
+
bool
RenderScriptRuntime::LoadModule(const lldb::ModuleSP &module_sp)
{
+ Log* log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_LANGUAGE));
+
if (module_sp)
{
for (const auto &rs_module : m_rsmodules)
{
- if (rs_module.m_module == module_sp)
+ if (rs_module->m_module == module_sp)
return false;
}
bool module_loaded = false;
@@ -153,17 +503,66 @@ RenderScriptRuntime::LoadModule(const ll
{
case eModuleKindKernelObj:
{
- RSModuleDescriptor module_desc(module_sp);
- if (module_desc.ParseRSInfo())
+ RSModuleDescriptorSP module_desc;
+ module_desc.reset(new RSModuleDescriptor(module_sp));
+ if (module_desc->ParseRSInfo())
{
m_rsmodules.push_back(module_desc);
module_loaded = true;
}
+ if (module_loaded)
+ {
+ FixupScriptDetails(module_desc);
+ }
break;
}
case eModuleKindDriver:
+ {
+ if (!m_libRSDriver)
+ {
+ m_libRSDriver = module_sp;
+ LoadRuntimeHooks(m_libRSDriver, RenderScriptRuntime::eModuleKindDriver);
+ }
+ break;
+ }
case eModuleKindImpl:
+ {
+ m_libRSCpuRef = module_sp;
+ break;
+ }
case eModuleKindLibRS:
+ {
+ if (!m_libRS)
+ {
+ m_libRS = module_sp;
+ static ConstString gDbgPresentStr("gDebuggerPresent");
+ const Symbol* debug_present = m_libRS->FindFirstSymbolWithNameAndType(gDbgPresentStr, eSymbolTypeData);
+ if (debug_present)
+ {
+ Error error;
+ uint32_t flag = 0x00000001U;
+ Target &target = GetProcess()->GetTarget();
+ addr_t addr = debug_present->GetAddress().GetLoadAddress(&target);
+ GetProcess()->WriteMemory(addr, &flag, sizeof(flag), error);
+ if(error.Success())
+ {
+ if (log)
+ log->Printf ("RenderScriptRuntime::LoadModule - Debugger present flag set on debugee");
+
+ m_debuggerPresentFlagged = true;
+ }
+ else if (log)
+ {
+ log->Printf ("RenderScriptRuntime::LoadModule - Error writing debugger present flags '%s' ", error.AsCString());
+ }
+ }
+ else if (log)
+ {
+ log->Printf ("RenderScriptRuntime::LoadModule - Error writing debugger present flags - symbol not found");
+ }
+ }
+ break;
+ }
default:
break;
}
@@ -226,7 +625,7 @@ RSModuleDescriptor::ParseRSInfo()
if (sscanf(line.c_str(), "exportVarCount: %u", &numDefns) == 1)
{
while (numDefns--)
- m_globals.push_back(RSGlobalDescriptor(*this, info_lines[++offset].c_str()));
+ m_globals.push_back(RSGlobalDescriptor(this, info_lines[++offset].c_str()));
}
else if (sscanf(line.c_str(), "exportFuncCount: %u", &numDefns) == 1)
{
@@ -240,7 +639,22 @@ RSModuleDescriptor::ParseRSInfo()
name[0] = '\0';
if (sscanf(info_lines[++offset].c_str(), "%u - %s", &slot, &name[0]) == 2)
{
- m_kernels.push_back(RSKernelDescriptor(*this, name, slot));
+ m_kernels.push_back(RSKernelDescriptor(this, name, slot));
+ }
+ }
+ }
+ else if (sscanf(line.c_str(), "pragmaCount: %u", &numDefns) == 1)
+ {
+ char name[MAXLINE];
+ char value[MAXLINE];
+ while (numDefns--)
+ {
+ name[0] = '\0';
+ value[0] = '\0';
+ if (sscanf(info_lines[++offset].c_str(), "%s - %s", &name[0], &value[0]) != 0
+ && (name[0] != '\0'))
+ {
+ m_pragmas[std::string(name)] = value;
}
}
}
@@ -269,6 +683,156 @@ RenderScriptRuntime::ProbeModules(const
}
void
+RenderScriptRuntime::Status(Stream &strm) const
+{
+ if (m_libRS)
+ {
+ strm.Printf("Runtime Library discovered.");
+ strm.EOL();
+ }
+ if (m_libRSDriver)
+ {
+ strm.Printf("Runtime Driver discovered.");
+ strm.EOL();
+ }
+ if (m_libRSCpuRef)
+ {
+ strm.Printf("CPU Reference Implementation discovered.");
+ strm.EOL();
+ }
+
+ if (m_runtimeHooks.size())
+ {
+ strm.Printf("Runtime functions hooked:");
+ strm.EOL();
+ for (auto b : m_runtimeHooks)
+ {
+ strm.Indent(b.second->defn->name);
+ strm.EOL();
+ }
+ strm.EOL();
+ }
+ else
+ {
+ strm.Printf("Runtime is not hooked.");
+ strm.EOL();
+ }
+}
+
+void
+RenderScriptRuntime::DumpContexts(Stream &strm) const
+{
+ strm.Printf("Inferred RenderScript Contexts:");
+ strm.EOL();
+ strm.IndentMore();
+
+ std::map<addr_t, uint64_t> contextReferences;
+
+ for (const auto &script : m_scripts)
+ {
+ if (contextReferences.find(script.context) != contextReferences.end())
+ {
+ contextReferences[script.context]++;
+ }
+ else
+ {
+ contextReferences[script.context] = 1;
+ }
+ }
+
+ for (const auto& cRef : contextReferences)
+ {
+ strm.Printf("Context 0x%" PRIx64 ": %" PRIu64 " script instances", cRef.first, cRef.second);
+ strm.EOL();
+ }
+ strm.IndentLess();
+}
+
+void
+RenderScriptRuntime::DumpKernels(Stream &strm) const
+{
+ strm.Printf("RenderScript Kernels:");
+ strm.EOL();
+ strm.IndentMore();
+ for (const auto &module : m_rsmodules)
+ {
+ strm.Printf("Resource '%s':",module->m_resname.c_str());
+ strm.EOL();
+ for (const auto &kernel : module->m_kernels)
+ {
+ strm.Indent(kernel.m_name.AsCString());
+ strm.EOL();
+ }
+ }
+ strm.IndentLess();
+}
+
+void
+RenderScriptRuntime::AttemptBreakpointAtKernelName(Stream &strm, const char* name, Error& error)
+{
+ if (!name)
+ {
+ error.SetErrorString("invalid kernel name");
+ return;
+ }
+
+ bool kernels_found;
+ ConstString kernel_name(name);
+ for (const auto &module : m_rsmodules)
+ {
+ for (const auto &kernel : module->m_kernels)
+ {
+ if (kernel.m_name == kernel_name)
+ {
+ //Attempt to set a breakpoint on this symbol, within the module library
+ //If it's not found, it's likely debug info is unavailable - set a
+ //breakpoint on <name>.expand and emit a warning.
+
+ const Symbol* kernel_sym = module->m_module->FindFirstSymbolWithNameAndType(kernel_name, eSymbolTypeCode);
+
+ if (!kernel_sym)
+ {
+ std::string kernel_name_expanded(name);
+ kernel_name_expanded.append(".expand");
+ kernel_sym = module->m_module->FindFirstSymbolWithNameAndType(ConstString(kernel_name_expanded.c_str()), eSymbolTypeCode);
+
+ if (kernel_sym)
+ {
+ strm.Printf("Kernel '%s' could not be found, but expansion exists. ", name);
+ strm.Printf("Breakpoint placed on expanded kernel. Have you compiled in debug mode?");
+ strm.EOL();
+ }
+ else
+ {
+ error.SetErrorStringWithFormat("Could not locate symbols for loaded kernel '%s'.", name);
+ return;
+ }
+ }
+
+ addr_t bp_addr = kernel_sym->GetAddress().GetLoadAddress(&GetProcess()->GetTarget());
+ if (bp_addr == LLDB_INVALID_ADDRESS)
+ {
+ error.SetErrorStringWithFormat("Could not locate load address for symbols of kernel '%s'.", name);
+ return;
+ }
+
+ BreakpointSP bp = GetProcess()->GetTarget().CreateBreakpoint(bp_addr, false, false);
+ strm.Printf("Breakpoint %" PRIu64 ": kernel '%s' within script '%s'", (uint64_t)bp->GetID(), name, module->m_resname.c_str());
+ strm.EOL();
+
+ kernels_found = true;
+ }
+ }
+ }
+
+ if (!kernels_found)
+ {
+ error.SetErrorString("kernel name not found");
+ }
+ return;
+}
+
+void
RenderScriptRuntime::DumpModules(Stream &strm) const
{
strm.Printf("RenderScript Modules:");
@@ -276,7 +840,7 @@ RenderScriptRuntime::DumpModules(Stream
strm.IndentMore();
for (const auto &module : m_rsmodules)
{
- module.Dump(strm);
+ module->Dump(strm);
}
strm.IndentLess();
}
@@ -286,6 +850,15 @@ RSModuleDescriptor::Dump(Stream &strm) c
{
strm.Indent();
m_module->GetFileSpec().Dump(&strm);
+ m_module->ParseAllDebugSymbols();
+ if(m_module->GetNumCompileUnits())
+ {
+ strm.Indent("Debug info loaded.");
+ }
+ else
+ {
+ strm.Indent("Debug info does not exist.");
+ }
strm.EOL();
strm.IndentMore();
strm.Indent();
@@ -305,6 +878,14 @@ RSModuleDescriptor::Dump(Stream &strm) c
{
kernel.Dump(strm);
}
+ strm.Printf("Pragmas: %" PRIu64 , static_cast<uint64_t>(m_pragmas.size()));
+ strm.EOL();
+ strm.IndentMore();
+ for (const auto &key_val : m_pragmas)
+ {
+ strm.Printf("%s: %s", key_val.first.c_str(), key_val.second.c_str());
+ strm.EOL();
+ }
strm.IndentLess(4);
}
@@ -312,6 +893,32 @@ void
RSGlobalDescriptor::Dump(Stream &strm) const
{
strm.Indent(m_name.AsCString());
+ VariableList var_list;
+ m_module->m_module->FindGlobalVariables(m_name, nullptr, true, 1U, var_list);
+ if (var_list.GetSize() == 1)
+ {
+ auto var = var_list.GetVariableAtIndex(0);
+ auto type = var->GetType();
+ if(type)
+ {
+ strm.Printf(" - ");
+ type->DumpTypeName(&strm);
+ }
+ else
+ {
+ strm.Printf(" - Unknown Type");
+ }
+ }
+ else
+ {
+ strm.Printf(" - variable identified, but not found in binary");
+ const Symbol* s = m_module->m_module->FindFirstSymbolWithNameAndType(m_name, eSymbolTypeData);
+ if (s)
+ {
+ strm.Printf(" (symbol exists) ");
+ }
+ }
+
strm.EOL();
}
@@ -400,6 +1007,149 @@ class CommandObjectRenderScriptRuntimeMo
~CommandObjectRenderScriptRuntimeModule() {}
};
+class CommandObjectRenderScriptRuntimeKernelList : public CommandObjectParsed
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeKernelList(CommandInterpreter &interpreter)
+ : CommandObjectParsed(interpreter, "renderscript kernel list",
+ "Lists renderscript kernel names and associated script resources.", "renderscript kernel list",
+ eCommandRequiresProcess | eCommandProcessMustBeLaunched)
+ {
+ }
+
+ ~CommandObjectRenderScriptRuntimeKernelList() {}
+
+ bool
+ DoExecute(Args &command, CommandReturnObject &result)
+ {
+ RenderScriptRuntime *runtime =
+ (RenderScriptRuntime *)m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(eLanguageTypeExtRenderScript);
+ runtime->DumpKernels(result.GetOutputStream());
+ result.SetStatus(eReturnStatusSuccessFinishResult);
+ return true;
+ }
+};
+
+class CommandObjectRenderScriptRuntimeKernelBreakpoint : public CommandObjectParsed
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeKernelBreakpoint(CommandInterpreter &interpreter)
+ : CommandObjectParsed(interpreter, "renderscript kernel breakpoint",
+ "Sets a breakpoint on a renderscript kernel.", "renderscript kernel breakpoint",
+ eCommandRequiresProcess | eCommandProcessMustBeLaunched | eCommandProcessMustBePaused)
+ {
+ }
+
+ ~CommandObjectRenderScriptRuntimeKernelBreakpoint() {}
+
+ bool
+ DoExecute(Args &command, CommandReturnObject &result)
+ {
+ const size_t argc = command.GetArgumentCount();
+ if (argc == 1)
+ {
+ RenderScriptRuntime *runtime =
+ (RenderScriptRuntime *)m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(eLanguageTypeExtRenderScript);
+
+ Error error;
+ runtime->AttemptBreakpointAtKernelName(result.GetOutputStream(), command.GetArgumentAtIndex(0), error);
+
+ if (error.Success())
+ {
+ result.AppendMessage("Breakpoint(s) created");
+ result.SetStatus(eReturnStatusSuccessFinishResult);
+ return true;
+ }
+ result.SetStatus(eReturnStatusFailed);
+ result.AppendErrorWithFormat("Error: %s", error.AsCString());
+ return false;
+ }
+
+ result.AppendErrorWithFormat("'%s' takes 1 argument of kernel name", m_cmd_name.c_str());
+ result.SetStatus(eReturnStatusFailed);
+ return false;
+ }
+};
+
+class CommandObjectRenderScriptRuntimeKernel : public CommandObjectMultiword
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeKernel(CommandInterpreter &interpreter)
+ : CommandObjectMultiword(interpreter, "renderscript kernel", "Commands that deal with renderscript kernels.",
+ NULL)
+ {
+ LoadSubCommand("list", CommandObjectSP(new CommandObjectRenderScriptRuntimeKernelList(interpreter)));
+ LoadSubCommand("breakpoint", CommandObjectSP(new CommandObjectRenderScriptRuntimeKernelBreakpoint(interpreter)));
+ }
+
+ ~CommandObjectRenderScriptRuntimeKernel() {}
+};
+
+class CommandObjectRenderScriptRuntimeContextDump : public CommandObjectParsed
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeContextDump(CommandInterpreter &interpreter)
+ : CommandObjectParsed(interpreter, "renderscript context dump",
+ "Dumps renderscript context information.", "renderscript context dump",
+ eCommandRequiresProcess | eCommandProcessMustBeLaunched)
+ {
+ }
+
+ ~CommandObjectRenderScriptRuntimeContextDump() {}
+
+ bool
+ DoExecute(Args &command, CommandReturnObject &result)
+ {
+ RenderScriptRuntime *runtime =
+ (RenderScriptRuntime *)m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(eLanguageTypeExtRenderScript);
+ runtime->DumpContexts(result.GetOutputStream());
+ result.SetStatus(eReturnStatusSuccessFinishResult);
+ return true;
+ }
+};
+
+class CommandObjectRenderScriptRuntimeContext : public CommandObjectMultiword
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeContext(CommandInterpreter &interpreter)
+ : CommandObjectMultiword(interpreter, "renderscript context", "Commands that deal with renderscript contexts.",
+ NULL)
+ {
+ LoadSubCommand("dump", CommandObjectSP(new CommandObjectRenderScriptRuntimeContextDump(interpreter)));
+ }
+
+ ~CommandObjectRenderScriptRuntimeContext() {}
+};
+
+class CommandObjectRenderScriptRuntimeStatus : public CommandObjectParsed
+{
+ private:
+ public:
+ CommandObjectRenderScriptRuntimeStatus(CommandInterpreter &interpreter)
+ : CommandObjectParsed(interpreter, "renderscript status",
+ "Displays current renderscript runtime status.", "renderscript status",
+ eCommandRequiresProcess | eCommandProcessMustBeLaunched)
+ {
+ }
+
+ ~CommandObjectRenderScriptRuntimeStatus() {}
+
+ bool
+ DoExecute(Args &command, CommandReturnObject &result)
+ {
+ RenderScriptRuntime *runtime =
+ (RenderScriptRuntime *)m_exe_ctx.GetProcessPtr()->GetLanguageRuntime(eLanguageTypeExtRenderScript);
+ runtime->Status(result.GetOutputStream());
+ result.SetStatus(eReturnStatusSuccessFinishResult);
+ return true;
+ }
+};
+
class CommandObjectRenderScriptRuntime : public CommandObjectMultiword
{
public:
@@ -408,6 +1158,9 @@ class CommandObjectRenderScriptRuntime :
"renderscript <subcommand> [<subcommand-options>]")
{
LoadSubCommand("module", CommandObjectSP(new CommandObjectRenderScriptRuntimeModule(interpreter)));
+ LoadSubCommand("status", CommandObjectSP(new CommandObjectRenderScriptRuntimeStatus(interpreter)));
+ LoadSubCommand("kernel", CommandObjectSP(new CommandObjectRenderScriptRuntimeKernel(interpreter)));
+ LoadSubCommand("context", CommandObjectSP(new CommandObjectRenderScriptRuntimeContext(interpreter)));
}
~CommandObjectRenderScriptRuntime() {}
@@ -417,17 +1170,22 @@ void
RenderScriptRuntime::Initiate()
{
assert(!m_initiated);
- Process* process = GetProcess();
- if (process)
- {
- CommandInterpreter &interpreter = process->GetTarget().GetDebugger().GetCommandInterpreter();
- m_initiated = interpreter.AddCommand("renderscript", CommandObjectSP(
- new CommandObjectRenderScriptRuntime(interpreter)), true);
- }
}
RenderScriptRuntime::RenderScriptRuntime(Process *process)
- : lldb_private::CPPLanguageRuntime(process), m_initiated(false)
+ : lldb_private::CPPLanguageRuntime(process), m_initiated(false), m_debuggerPresentFlagged(false)
{
+ ModulesDidLoad(process->GetTarget().GetImages());
+}
+lldb::CommandObjectSP
+RenderScriptRuntime::GetCommandObject(lldb_private::CommandInterpreter& interpreter)
+{
+ static CommandObjectSP command_object;
+ if(!command_object)
+ {
+ command_object.reset(new CommandObjectRenderScriptRuntime(interpreter));
+ }
+ return command_object;
}
+
Modified: lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h?rev=238768&r1=238767&r2=238768&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h (original)
+++ lldb/trunk/source/Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h Mon Jun 1 13:23:41 2015
@@ -24,11 +24,19 @@ namespace lldb_private
typedef uint32_t RSSlot;
class RSModuleDescriptor;
+struct RSGlobalDescriptor;
+struct RSKernelDescriptor;
+
+typedef std::shared_ptr<RSModuleDescriptor> RSModuleDescriptorSP;
+typedef std::shared_ptr<RSGlobalDescriptor> RSGlobalDescriptorSP;
+typedef std::shared_ptr<RSKernelDescriptor> RSKernelDescriptorSP;
+
+
struct RSKernelDescriptor
{
public:
- RSKernelDescriptor(const RSModuleDescriptor &module, const char *name, uint32_t slot)
+ RSKernelDescriptor(const RSModuleDescriptor *module, const char *name, uint32_t slot)
: m_module(module)
, m_name(name)
, m_slot(slot)
@@ -37,7 +45,7 @@ struct RSKernelDescriptor
void Dump(Stream &strm) const;
- const RSModuleDescriptor &m_module;
+ const RSModuleDescriptor *m_module;
ConstString m_name;
RSSlot m_slot;
};
@@ -45,7 +53,7 @@ struct RSKernelDescriptor
struct RSGlobalDescriptor
{
public:
- RSGlobalDescriptor(const RSModuleDescriptor &module, const char *name)
+ RSGlobalDescriptor(const RSModuleDescriptor *module, const char *name )
: m_module(module)
, m_name(name)
{
@@ -53,9 +61,8 @@ struct RSGlobalDescriptor
void Dump(Stream &strm) const;
- const RSModuleDescriptor &m_module;
+ const RSModuleDescriptor *m_module;
ConstString m_name;
- RSSlot m_slot;
};
class RSModuleDescriptor
@@ -75,6 +82,8 @@ class RSModuleDescriptor
const lldb::ModuleSP m_module;
std::vector<RSKernelDescriptor> m_kernels;
std::vector<RSGlobalDescriptor> m_globals;
+ std::map<std::string, std::string> m_pragmas;
+ std::string m_resname;
};
class RenderScriptRuntime : public lldb_private::CPPLanguageRuntime
@@ -90,6 +99,7 @@ class RenderScriptRuntime : public lldb_
eModuleKindKernelObj
};
+
~RenderScriptRuntime() {}
//------------------------------------------------------------------
@@ -101,6 +111,8 @@ class RenderScriptRuntime : public lldb_
static lldb_private::LanguageRuntime *CreateInstance(Process *process, lldb::LanguageType language);
+ static lldb::CommandObjectSP GetCommandObject(CommandInterpreter& interpreter);
+
static lldb_private::ConstString GetPluginNameStatic();
static bool IsRenderScriptModule(const lldb::ModuleSP &module_sp);
@@ -131,6 +143,14 @@ class RenderScriptRuntime : public lldb_
void DumpModules(Stream &strm) const;
+ void DumpContexts(Stream &strm) const;
+
+ void DumpKernels(Stream &strm) const;
+
+ void AttemptBreakpointAtKernelName(Stream &strm, const char *name, Error &error);
+
+ void Status(Stream &strm) const;
+
virtual size_t GetAlternateManglings(const ConstString &mangled, std::vector<ConstString> &alternates) {
return static_cast<size_t>(0);
}
@@ -140,12 +160,71 @@ class RenderScriptRuntime : public lldb_
void Update();
void Initiate();
-
+
protected:
- std::vector<RSModuleDescriptor> m_rsmodules;
+
+ void FixupScriptDetails(RSModuleDescriptorSP rsmodule_sp);
+
+ void LoadRuntimeHooks(lldb::ModuleSP module, ModuleKind kind);
+
+ struct RuntimeHook;
+ typedef void (RenderScriptRuntime::*CaptureStateFn)(RuntimeHook* hook_info, ExecutionContext &context); // Please do this!
+
+ struct HookDefn
+ {
+ const char * name;
+ const char * symbol_name;
+ uint32_t version;
+ ModuleKind kind;
+ CaptureStateFn grabber;
+ };
+
+ struct RuntimeHook
+ {
+ lldb::addr_t address;
+ const HookDefn *defn;
+ lldb::BreakpointSP bp_sp;
+ };
+
+ typedef std::shared_ptr<RuntimeHook> RuntimeHookSP;
+
+ struct ScriptDetails
+ {
+ std::string resname;
+ std::string scriptDyLib;
+ std::string cachedir;
+ lldb::addr_t context;
+ lldb::addr_t script;
+ };
+
+ lldb::ModuleSP m_libRS;
+ lldb::ModuleSP m_libRSDriver;
+ lldb::ModuleSP m_libRSCpuRef;
+ std::vector<RSModuleDescriptorSP> m_rsmodules;
+ std::vector<ScriptDetails> m_scripts;
+
+ std::map<lldb::addr_t, RSModuleDescriptorSP> m_scriptMappings;
+ std::map<lldb::addr_t, RuntimeHookSP> m_runtimeHooks;
+
bool m_initiated;
+ bool m_debuggerPresentFlagged;
+ static const HookDefn s_runtimeHookDefns[];
+ static const size_t s_runtimeHookCount;
+
private:
RenderScriptRuntime(Process *process); // Call CreateInstance instead.
+
+ static bool HookCallback(void *baton, StoppointCallbackContext *ctx, lldb::user_id_t break_id,
+ lldb::user_id_t break_loc_id);
+
+ void HookCallback(RuntimeHook* hook_info, ExecutionContext& context);
+
+ bool GetArg32Simple(ExecutionContext& context, uint32_t arg, uint32_t *data);
+
+ void CaptureScriptInit1(RuntimeHook* hook_info, ExecutionContext& context);
+ void CaptureAllocationInit1(RuntimeHook* hook_info, ExecutionContext& context);
+ void CaptureSetGlobalVar1(RuntimeHook* hook_info, ExecutionContext& context);
+
};
} // namespace lldb_private
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