diff options
author | Greg Clayton <gclayton@apple.com> | 2013-03-26 16:47:22 +0000 |
---|---|---|
committer | Greg Clayton <gclayton@apple.com> | 2013-03-26 16:47:22 +0000 |
commit | 6c75d19ba0748df525623b9bafec765a76684e35 (patch) | |
tree | 70e84a85c1fa4a4f76f47b0feeb9ec0213b92254 /lldb/tools/debugserver | |
parent | 3cb833d45b65dad0ff8ef5ccabafd9631c09af70 (diff) | |
download | bcm5719-llvm-6c75d19ba0748df525623b9bafec765a76684e35.tar.gz bcm5719-llvm-6c75d19ba0748df525623b9bafec765a76684e35.zip |
Remove FunctionProfiler and ProfileObjectiveC action classes as they are not used.
llvm-svn: 178035
Diffstat (limited to 'lldb/tools/debugserver')
-rw-r--r-- | lldb/tools/debugserver/debugserver.xcodeproj/project.pbxproj | 16 | ||||
-rw-r--r-- | lldb/tools/debugserver/source/FunctionProfiler.cpp | 288 | ||||
-rw-r--r-- | lldb/tools/debugserver/source/FunctionProfiler.h | 70 | ||||
-rw-r--r-- | lldb/tools/debugserver/source/ProfileObjectiveC.cpp | 393 | ||||
-rw-r--r-- | lldb/tools/debugserver/source/ProfileObjectiveC.h | 82 |
5 files changed, 0 insertions, 849 deletions
diff --git a/lldb/tools/debugserver/debugserver.xcodeproj/project.pbxproj b/lldb/tools/debugserver/debugserver.xcodeproj/project.pbxproj index d5c35b18d09..df32896c30e 100644 --- a/lldb/tools/debugserver/debugserver.xcodeproj/project.pbxproj +++ b/lldb/tools/debugserver/debugserver.xcodeproj/project.pbxproj @@ -65,8 +65,6 @@ 2695DD9B0D3EC160007E4CA2 /* CFString.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CFString.cpp; sourceTree = "<group>"; }; 2695DE2D0D3EE55B007E4CA2 /* CFData.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CFData.h; sourceTree = "<group>"; }; 2695DE2E0D3EE55B007E4CA2 /* CFData.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CFData.cpp; sourceTree = "<group>"; }; - 269DE5C50CB5B723008989F0 /* ProfileObjectiveC.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ProfileObjectiveC.h; sourceTree = "<group>"; }; - 269DE5C60CB5B723008989F0 /* ProfileObjectiveC.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ProfileObjectiveC.cpp; sourceTree = "<group>"; }; 269E8DF8164B2ED200AD65F6 /* com.apple.debugserver.posix.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = com.apple.debugserver.posix.plist; sourceTree = "<group>"; }; 26A02918114AB9240029C479 /* debugserver.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = debugserver.cpp; sourceTree = "<group>"; }; 26A4BAED0D498B7D00A9BEAB /* com.apple.debugserver.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = com.apple.debugserver.plist; sourceTree = "<group>"; }; @@ -77,8 +75,6 @@ 26A68FD50D10574500665A9E /* RNBRemote.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RNBRemote.h; sourceTree = "<group>"; }; 26A68FD60D10574500665A9E /* RNBRemote.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RNBRemote.cpp; sourceTree = "<group>"; }; 26A8FE1E0D11A77B00203048 /* DNBTimer.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DNBTimer.h; sourceTree = "<group>"; }; - 26A901EA0EA3F46B00F7C71E /* FunctionProfiler.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = FunctionProfiler.cpp; sourceTree = "<group>"; }; - 26A901EB0EA3F46B00F7C71E /* FunctionProfiler.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = FunctionProfiler.h; sourceTree = "<group>"; }; 26ACA3340D3E956300A2120B /* CoreFoundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreFoundation.framework; path = System/Library/Frameworks/CoreFoundation.framework; sourceTree = SDKROOT; }; 26B67DE00EE9BC30006C8BC0 /* MachTask.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MachTask.h; sourceTree = "<group>"; }; 26B67DE10EE9BC30006C8BC0 /* MachTask.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = MachTask.cpp; sourceTree = "<group>"; }; @@ -235,17 +231,6 @@ name = libdebugnub; sourceTree = "<group>"; }; - 26A02900114AB6DB0029C479 /* Utility */ = { - isa = PBXGroup; - children = ( - 26A901EB0EA3F46B00F7C71E /* FunctionProfiler.h */, - 26A901EA0EA3F46B00F7C71E /* FunctionProfiler.cpp */, - 269DE5C50CB5B723008989F0 /* ProfileObjectiveC.h */, - 269DE5C60CB5B723008989F0 /* ProfileObjectiveC.cpp */, - ); - name = Utility; - sourceTree = "<group>"; - }; 26ACA3330D3E94F200A2120B /* Framework */ = { isa = PBXGroup; children = ( @@ -268,7 +253,6 @@ 26593A060D4931CC001C9FE3 /* ChangeLog */, 26DEFD6C0D104C23008A5A07 /* debugserver */, 26A028FF114AB6BB0029C479 /* libdebugnub */, - 26A02900114AB6DB0029C479 /* Utility */, ); indentWidth = 4; path = source; diff --git a/lldb/tools/debugserver/source/FunctionProfiler.cpp b/lldb/tools/debugserver/source/FunctionProfiler.cpp deleted file mode 100644 index 2fa57d3a770..00000000000 --- a/lldb/tools/debugserver/source/FunctionProfiler.cpp +++ /dev/null @@ -1,288 +0,0 @@ -//===-- FunctionProfiler.cpp ------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Created by Greg Clayton on 10/8/08. -// -//===----------------------------------------------------------------------===// - -#include "FunctionProfiler.h" - -// C Includes -// C++ Includes -// Other libraries and framework includes -#include "DNB.h" - -// Project includes - -//---------------------------------------------------------------------- -// FunctionProfiler constructor -//---------------------------------------------------------------------- -FunctionProfiler::FunctionProfiler(nub_addr_t start_addr, nub_addr_t stop_addr) : - m_pid(INVALID_NUB_PROCESS), - m_start_addr(start_addr), - m_stop_addr(stop_addr), - m_start_break_id(INVALID_NUB_BREAK_ID), - m_stop_break_id(INVALID_NUB_BREAK_ID), - m_func_entered_count(0), - m_last_pc(0), - m_last_flags(0), - m_consecutive_opcode_count(0), - m_total_opcode_count(0) -{ -} - - -FunctionProfiler::~FunctionProfiler() -{ - Clear(); -} - - -void -FunctionProfiler::Clear() -{ - if (m_pid != INVALID_NUB_PROCESS) - { - if (m_start_break_id != INVALID_NUB_BREAK_ID) - DNBBreakpointClear(m_pid, m_start_break_id); - if (m_stop_break_id != INVALID_NUB_BREAK_ID) - DNBBreakpointClear(m_pid, m_stop_break_id); - } - m_start_break_id = INVALID_NUB_BREAK_ID; - m_stop_break_id = INVALID_NUB_BREAK_ID; - m_func_entered_count = 0; - m_last_pc = 0; - m_last_flags = 0; - m_consecutive_opcode_count = 0; -} - -void -FunctionProfiler::Initialize(nub_process_t pid) -{ - //printf("FunctionProfiler::%s(0x%4.4x)\n", __FUNCTION__, pid); - Clear(); - m_pid = pid; -} - -#include "DNBDataRef.h" - -void -FunctionProfiler::SetBreakpoints() -{ -#if defined (__i386__) - nub_size_t bp_opcode_size = 1; -#elif defined (__powerpc__) || defined (__ppc__) - nub_size_t bp_opcode_size = 4; -#endif - if (m_start_addr != INVALID_NUB_ADDRESS && !NUB_BREAK_ID_IS_VALID(m_start_break_id)) - { -#if defined (__arm__) - m_start_break_id = DNBBreakpointSet(m_pid, m_start_addr & 0xFFFFFFFEu, m_start_addr & 1 ? 2 : 4, false); -#else - m_start_break_id = DNBBreakpointSet(m_pid, m_start_addr, bp_opcode_size, false); -#endif - if (NUB_BREAK_ID_IS_VALID(m_start_break_id)) - DNBBreakpointSetCallback(m_pid, m_start_break_id, FunctionProfiler::BreakpointHitCallback, this); - } - if (m_stop_addr != INVALID_NUB_ADDRESS && !NUB_BREAK_ID_IS_VALID(m_stop_break_id)) - { -#if defined (__arm__) - m_stop_break_id = DNBBreakpointSet(m_pid, m_stop_addr & 0xFFFFFFFEu, m_stop_addr & 1 ? 2 : 4, false); -#else - m_stop_break_id = DNBBreakpointSet(m_pid, m_stop_addr, bp_opcode_size, false); -#endif - if (NUB_BREAK_ID_IS_VALID(m_stop_break_id)) - DNBBreakpointSetCallback(m_pid, m_stop_break_id, FunctionProfiler::BreakpointHitCallback, this); - } -} - -nub_bool_t -FunctionProfiler::BreakpointHitCallback(nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *baton) -{ - printf("FunctionProfiler::%s(pid = %4.4x, tid = %4.4x, breakID = %u, baton = %p)\n", __FUNCTION__, pid, tid, breakID, baton); - return ((FunctionProfiler*) baton)->BreakpointHit(pid, tid, breakID); -} - -nub_bool_t -FunctionProfiler::BreakpointHit(nub_process_t pid, nub_thread_t tid, nub_break_t breakID) -{ - printf("FunctionProfiler::%s(pid = %4.4x, tid = %4.4x, breakID = %u)\n", __FUNCTION__, pid, tid, breakID); - if (breakID == m_start_break_id) - { - m_func_entered_count++; - printf("FunctionProfiler::%s(pid = %4.4x, tid = %4.4x, breakID = %u) START breakpoint hit (%u)\n", __FUNCTION__, pid, tid, breakID, m_func_entered_count); - } - else if (breakID == m_stop_break_id) - { - if (m_func_entered_count > 0) - m_func_entered_count--; - printf("FunctionProfiler::%s(pid = %4.4x, tid = %4.4x, breakID = %u) STOP breakpoint hit (%u)\n", __FUNCTION__, pid, tid, breakID, m_func_entered_count); - } - return true; -} - -void -FunctionProfiler::ProcessStateChanged(nub_state_t state) -{ -// printf("FunctionProfiler::%s(%s)\n", __FUNCTION__, DNBStateAsString(state)); - - switch (state) - { - case eStateInvalid: - case eStateUnloaded: - case eStateAttaching: - case eStateLaunching: - break; - - case eStateDetached: - case eStateExited: - // No sense is clearing out breakpoints if our process has exited... - m_start_break_id = INVALID_NUB_BREAK_ID; - m_stop_break_id = INVALID_NUB_BREAK_ID; - printf("[0x%8.8x - 0x%8.8x) executed %u total opcodes.\n", m_total_opcode_count); - break; - - case eStateStopped: - // Keep trying find dyld each time we stop until we do - if (!NUB_BREAK_ID_IS_VALID(m_start_break_id)) - SetBreakpoints(); - - if (ShouldStepProcess()) - { - - // TODO: do logging/tracing here - nub_thread_t tid = DNBProcessGetCurrentThread(m_pid); - DNBRegisterValue reg; - m_total_opcode_count++; - - if (DNBThreadGetRegisterValueByID(m_pid, tid, REGISTER_SET_GENERIC, GENERIC_REGNUM_PC, ®)) - { - const nub_addr_t pc = reg.value.uint32; - -#if defined (__i386__) - uint8_t buf[16]; - uint32_t bytes_read = DNBProcessMemoryRead(m_pid, pc, 1, buf); - if (bytes_read == 1) - printf("0x%8.8x: %2.2x\n", pc, buf[0]); - else - printf("0x%8.8x: error: can't read opcode byte.\n", pc); - -// if (bytes_read > 0) -// { -// for (uint32_t i=0; i<bytes_read; ++i) -// { -// printf(" %2.2x", buf[i]); -// } -// } -// printf("\n"); - -#elif defined (__powerpc__) || defined (__ppc__) - - uint32_t opcode = 0; - if (DNBProcessMemoryRead(m_pid, pc, 4, &opcode) == 4) - { - printf("0x%8.8x: 0x%8.8x\n", pc, opcode); - } - -#elif defined (__arm__) - #define CPSR_T (1u << 5) - // Read the CPSR into flags - if (DNBThreadGetRegisterValueByID(m_pid, tid, REGISTER_SET_GENERIC, GENERIC_REGNUM_FLAGS, ®)) - { - const uint32_t flags = reg.value.uint32; - - const bool curr_pc_is_thumb = (flags & CPSR_T) != 0; // check the CPSR T bit - const bool last_pc_was_thumb = (m_last_flags & CPSR_T) != 0; // check the CPSR T bit - bool opcode_is_sequential = false; - - uint32_t opcode; - // Always read four bytes for the opcode - if (DNBProcessMemoryRead(m_pid, pc, 4, &opcode) == 4) - { - if (curr_pc_is_thumb) - { - // Trim off the high 16 bits if this is a 16 bit thumb instruction - if ((opcode & 0xe000) != 0xe000 || (opcode & 0x1800) == 0) - { - opcode &= 0xFFFFu; - printf("0x%8.8x: %4.4x Thumb\n", pc, opcode); - } - else - printf("0x%8.8x: %8.8x Thumb\n", pc, opcode); - } - else - printf("0x%8.8x: %8.8x ARM\n", pc, opcode); - } - - if (m_last_flags != 0 && curr_pc_is_thumb == last_pc_was_thumb) - { - if (curr_pc_is_thumb) - { - if (pc == m_last_pc + 2) - { - opcode_is_sequential = true; - } - else if (pc == m_last_pc + 4) - { - // Check for 32 bit thumb instruction... - uint16_t opcode16; - if (DNBProcessMemoryRead(m_pid, m_last_pc, 2, &opcode16) == 2) - { - if ((opcode16 & 0xe000) == 0xe000 && (opcode16 & 0x1800) != 0) - { - // Last opcode was a 32 bit thumb instruction... - opcode_is_sequential = true; - } - } - } - } - else - { - if (pc == m_last_pc + 4) - { - opcode_is_sequential = true; - } - } - } - - - if (opcode_is_sequential) - { - m_consecutive_opcode_count++; - } - else - { - if (m_consecutive_opcode_count > 0) - { - // printf(" x %u\n", m_consecutive_opcode_count); - } - m_consecutive_opcode_count = 1; - //printf("0x%8.8x: %-5s", pc, curr_pc_is_thumb ? "Thumb" : "ARM"); - //fflush(stdout); - } - m_last_flags = flags; - } -#else -#error undefined architecture -#endif - m_last_pc = pc; - } - } - break; - - case eStateRunning: - case eStateStepping: - case eStateCrashed: - case eStateSuspended: - break; - - default: - break; - } -} diff --git a/lldb/tools/debugserver/source/FunctionProfiler.h b/lldb/tools/debugserver/source/FunctionProfiler.h deleted file mode 100644 index a6620560673..00000000000 --- a/lldb/tools/debugserver/source/FunctionProfiler.h +++ /dev/null @@ -1,70 +0,0 @@ -//===-- FunctionProfiler.h --------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Created by Greg Clayton on 10/8/08. -// -//===----------------------------------------------------------------------===// - -#ifndef __FunctionProfiler_h__ -#define __FunctionProfiler_h__ - -// C Includes - -// C++ Includes -#include <map> -#include <vector> -#include <string> - -// Other libraries and framework includes - -// Project includes -#include "DNBDefs.h" -#include "DNBRuntimeAction.h" -#include "PThreadMutex.h" - -class DNBBreakpoint; -class MachProcess; - -class FunctionProfiler : public DNBRuntimeAction -{ -public: - FunctionProfiler (nub_addr_t start_addr, nub_addr_t stop_addr); - virtual ~FunctionProfiler (); - - //------------------------------------------------------------------ - // DNBRuntimeAction required functions - //------------------------------------------------------------------ - virtual void Initialize(nub_process_t pid); - virtual void ProcessStateChanged(nub_state_t state); - virtual void SharedLibraryStateChanged(DNBExecutableImageInfo *image_infos, nub_size_t num_image_infos) {} - - nub_bool_t BreakpointHit(nub_process_t pid, nub_thread_t tid, nub_break_t breakID); - bool ShouldStepProcess() const - { - return m_func_entered_count > 0; - } -protected: - static nub_bool_t BreakpointHitCallback (nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *baton); - void Clear(); - void SetBreakpoints(); - - nub_process_t m_pid; - nub_addr_t m_start_addr; - nub_addr_t m_stop_addr; - nub_break_t m_start_break_id; - nub_break_t m_stop_break_id; - uint32_t m_func_entered_count; - nub_addr_t m_last_pc; - uint32_t m_last_flags; - uint32_t m_consecutive_opcode_count; - uint32_t m_total_opcode_count; -}; - - -#endif // __FunctionProfiler_h__ diff --git a/lldb/tools/debugserver/source/ProfileObjectiveC.cpp b/lldb/tools/debugserver/source/ProfileObjectiveC.cpp deleted file mode 100644 index 1fd2d526d25..00000000000 --- a/lldb/tools/debugserver/source/ProfileObjectiveC.cpp +++ /dev/null @@ -1,393 +0,0 @@ -//===-- ProfileObjectiveC.cpp -----------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Created by Greg Clayton on 10/4/07. -// -//===----------------------------------------------------------------------===// - -#include "ProfileObjectiveC.h" -#include "DNB.h" -#include <objc/objc-runtime.h> -#include <map> - -#if defined (__powerpc__) || defined (__ppc__) -#define OBJC_MSG_SEND_PPC32_COMM_PAGE_ADDR ((nub_addr_t)0xfffeff00) -#endif - -//---------------------------------------------------------------------- -// Constructor -//---------------------------------------------------------------------- -ProfileObjectiveC::ProfileObjectiveC() : - m_pid(INVALID_NUB_PROCESS), - m_objcStats(), - m_hit_count(0), - m_dump_count(0xffff) -{ - memset(&m_begin_time, 0, sizeof(m_begin_time)); -} - -//---------------------------------------------------------------------- -// Destructor -//---------------------------------------------------------------------- -ProfileObjectiveC::~ProfileObjectiveC() -{ -} - -//---------------------------------------------------------------------- -// Clear any counts that we may have had -//---------------------------------------------------------------------- -void -ProfileObjectiveC::Clear() -{ - if (m_pid != INVALID_NUB_PROCESS) - { - DNBBreakpointClear(m_pid, m_objc_msgSend.breakID); - DNBBreakpointClear(m_pid, m_objc_msgSendSuper.breakID); -#if defined (__powerpc__) || defined (__ppc__) - DNBBreakpointClear(m_pid, m_objc_msgSend_rtp.breakID); -#endif - } - m_objc_msgSend.Clear(); - m_objc_msgSendSuper.Clear(); -#if defined (__powerpc__) || defined (__ppc__) - memset(m_objc_msgSend_opcode, 0, k_opcode_size); - m_objc_msgSend_rtp.Clear(); -#endif - memset(&m_begin_time, 0, sizeof(m_begin_time)); - m_objcStats.clear(); -} - -void -ProfileObjectiveC::Initialize(nub_process_t pid) -{ - Clear(); - m_pid = pid; -} - - -void -ProfileObjectiveC::ProcessStateChanged(nub_state_t state) -{ - //printf("ProfileObjectiveC::%s(%s)\n", __FUNCTION__, DNBStateAsString(state)); - switch (state) - { - case eStateInvalid: - case eStateUnloaded: - case eStateExited: - case eStateDetached: - Clear(); - break; - - case eStateStopped: -#if defined (__powerpc__) || defined (__ppc__) - if (NUB_BREAK_ID_IS_VALID(m_objc_msgSend.breakID) && !NUB_BREAK_ID_IS_VALID(m_objc_msgSend_rtp.breakID)) - { - nub_thread_t tid = DNBProcessGetCurrentThread(m_pid); - DNBRegisterValue pc_value; - if (DNBThreadGetRegisterValueByName(m_pid, tid, REGISTER_SET_ALL, "srr0" , &pc_value)) - { - nub_addr_t pc = pc_value.value.uint32; - if (pc == OBJC_MSG_SEND_PPC32_COMM_PAGE_ADDR) - { - // Restore previous first instruction to 0xfffeff00 in comm page - DNBProcessMemoryWrite(m_pid, OBJC_MSG_SEND_PPC32_COMM_PAGE_ADDR, k_opcode_size, m_objc_msgSend_opcode); - //printf("Setting breakpoint on _objc_msgSend_rtp...\n"); - m_objc_msgSend_rtp.breakID = DNBBreakpointSet(m_pid, OBJC_MSG_SEND_PPC32_COMM_PAGE_ADDR); - if (NUB_BREAK_ID_IS_VALID(m_objc_msgSend_rtp.breakID)) - { - DNBBreakpointSetCallback(m_pid, m_objc_msgSend_rtp.breakID, ProfileObjectiveC::MessageSendBreakpointCallback, this); - } - } - } - } -#endif - DumpStats(m_pid, stdout); - break; - - case eStateAttaching: - case eStateLaunching: - case eStateRunning: - case eStateStepping: - case eStateCrashed: - case eStateSuspended: - break; - - default: - break; - } -} - -void -ProfileObjectiveC::SharedLibraryStateChanged(DNBExecutableImageInfo *image_infos, nub_size_t num_image_infos) -{ - //printf("ProfileObjectiveC::%s(%p, %u)\n", __FUNCTION__, image_infos, num_image_infos); - if (m_objc_msgSend.IsValid() && m_objc_msgSendSuper.IsValid()) - return; - - if (image_infos) - { - nub_process_t pid = m_pid; - nub_size_t i; - for (i = 0; i < num_image_infos; i++) - { - if (strcmp(image_infos[i].name, "/usr/lib/libobjc.A.dylib") == 0) - { - if (!NUB_BREAK_ID_IS_VALID(m_objc_msgSend.breakID)) - { - m_objc_msgSend.addr = DNBProcessLookupAddress(pid, "_objc_msgSend", image_infos[i].name); - - if (m_objc_msgSend.addr != INVALID_NUB_ADDRESS) - { -#if defined (__powerpc__) || defined (__ppc__) - if (DNBProcessMemoryRead(pid, m_objc_msgSend.addr, k_opcode_size, m_objc_msgSend_opcode) != k_opcode_size) - memset(m_objc_msgSend_opcode, 0, sizeof(m_objc_msgSend_opcode)); -#endif - m_objc_msgSend.breakID = DNBBreakpointSet(pid, m_objc_msgSend.addr, 4, false); - if (NUB_BREAK_ID_IS_VALID(m_objc_msgSend.breakID)) - DNBBreakpointSetCallback(pid, m_objc_msgSend.breakID, ProfileObjectiveC::MessageSendBreakpointCallback, this); - } - } - - if (!NUB_BREAK_ID_IS_VALID(m_objc_msgSendSuper.breakID)) - { - m_objc_msgSendSuper.addr = DNBProcessLookupAddress(pid, "_objc_msgSendSuper", image_infos[i].name); - - if (m_objc_msgSendSuper.addr != INVALID_NUB_ADDRESS) - { - m_objc_msgSendSuper.breakID = DNBBreakpointSet(pid, m_objc_msgSendSuper.addr, 4, false); - if (NUB_BREAK_ID_IS_VALID(m_objc_msgSendSuper.breakID)) - DNBBreakpointSetCallback(pid, m_objc_msgSendSuper.breakID, ProfileObjectiveC::MessageSendSuperBreakpointCallback, this); - } - } - break; - } - } - } -} - - -void -ProfileObjectiveC::SetStartTime() -{ - gettimeofday(&m_begin_time, NULL); -} - -void -ProfileObjectiveC::SelectorHit(objc_class_ptr_t isa, objc_selector_t sel) -{ - m_objcStats[isa][sel]++; -} - -nub_bool_t -ProfileObjectiveC::MessageSendBreakpointCallback(nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *userData) -{ - ProfileObjectiveC *profile_objc = (ProfileObjectiveC*)userData; - uint32_t hit_count = profile_objc->IncrementHitCount(); - if (hit_count == 1) - profile_objc->SetStartTime(); - - objc_class_ptr_t objc_self = 0; - objc_selector_t objc_selector = 0; -#if defined (__i386__) - DNBRegisterValue esp; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "esp", &esp)) - { - uint32_t uval32[2]; - if (DNBProcessMemoryRead(pid, esp.value.uint32 + 4, 8, &uval32) == 8) - { - objc_self = uval32[0]; - objc_selector = uval32[1]; - } - } -#elif defined (__powerpc__) || defined (__ppc__) - DNBRegisterValue r3; - DNBRegisterValue r4; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r3", &r3) && - DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r4", &r4)) - { - objc_self = r3.value.uint32; - objc_selector = r4.value.uint32; - } -#elif defined (__arm__) - DNBRegisterValue r0; - DNBRegisterValue r1; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r0", &r0) && - DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r1", &r1)) - { - objc_self = r0.value.uint32; - objc_selector = r1.value.uint32; - } -#else -#error undefined architecture -#endif - if (objc_selector != 0) - { - uint32_t isa = 0; - if (objc_self == 0) - { - profile_objc->SelectorHit(0, objc_selector); - } - else - if (DNBProcessMemoryRead(pid, (nub_addr_t)objc_self, sizeof(isa), &isa) == sizeof(isa)) - { - if (isa) - { - profile_objc->SelectorHit(isa, objc_selector); - } - else - { - profile_objc->SelectorHit(0, objc_selector); - } - } - } - - - // Dump stats if we are supposed to - if (profile_objc->ShouldDumpStats()) - { - profile_objc->DumpStats(pid, stdout); - return true; - } - - // Just let the target run again by returning false; - return false; -} - -nub_bool_t -ProfileObjectiveC::MessageSendSuperBreakpointCallback(nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *userData) -{ - ProfileObjectiveC *profile_objc = (ProfileObjectiveC*)userData; - - uint32_t hit_count = profile_objc->IncrementHitCount(); - if (hit_count == 1) - profile_objc->SetStartTime(); - -// printf("BreakID %u hit count is = %u\n", breakID, hc); - objc_class_ptr_t objc_super = 0; - objc_selector_t objc_selector = 0; -#if defined (__i386__) - DNBRegisterValue esp; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "esp", &esp)) - { - uint32_t uval32[2]; - if (DNBProcessMemoryRead(pid, esp.value.uint32 + 4, 8, &uval32) == 8) - { - objc_super = uval32[0]; - objc_selector = uval32[1]; - } - } -#elif defined (__powerpc__) || defined (__ppc__) - DNBRegisterValue r3; - DNBRegisterValue r4; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r3", &r3) && - DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r4", &r4)) - { - objc_super = r3.value.uint32; - objc_selector = r4.value.uint32; - } -#elif defined (__arm__) - DNBRegisterValue r0; - DNBRegisterValue r1; - if (DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r0", &r0) && - DNBThreadGetRegisterValueByName(pid, tid, REGISTER_SET_ALL, "r1", &r1)) - { - objc_super = r0.value.uint32; - objc_selector = r1.value.uint32; - } -#else -#error undefined architecture -#endif - if (objc_selector != 0) - { - uint32_t isa = 0; - if (objc_super == 0) - { - profile_objc->SelectorHit(0, objc_selector); - } - else - if (DNBProcessMemoryRead(pid, (nub_addr_t)objc_super + 4, sizeof(isa), &isa) == sizeof(isa)) - { - if (isa) - { - profile_objc->SelectorHit(isa, objc_selector); - } - else - { - profile_objc->SelectorHit(0, objc_selector); - } - } - } - - // Dump stats if we are supposed to - if (profile_objc->ShouldDumpStats()) - { - profile_objc->DumpStats(pid, stdout); - return true; - } - - // Just let the target run again by returning false; - return false; -} - -void -ProfileObjectiveC::DumpStats(nub_process_t pid, FILE *f) -{ - if (f == NULL) - return; - - if (m_hit_count == 0) - return; - - ClassStatsMap::iterator class_pos; - ClassStatsMap::iterator class_end = m_objcStats.end(); - - struct timeval end_time; - gettimeofday(&end_time, NULL); - int64_t elapsed_usec = ((int64_t)(1000*1000))*((int64_t)end_time.tv_sec - (int64_t)m_begin_time.tv_sec) + ((int64_t)end_time.tv_usec - (int64_t)m_begin_time.tv_usec); - fprintf(f, "%u probe hits for %.2f hits/sec)\n", m_hit_count, (double)m_hit_count / (((double)elapsed_usec)/(1000000.0))); - - for (class_pos = m_objcStats.begin(); class_pos != class_end; ++class_pos) - { - SelectorHitCount::iterator sel_pos; - SelectorHitCount::iterator sel_end = class_pos->second.end(); - for (sel_pos = class_pos->second.begin(); sel_pos != sel_end; ++sel_pos) - { - struct objc_class objc_class; - uint32_t isa = class_pos->first; - uint32_t sel = sel_pos->first; - uint32_t sel_hit_count = sel_pos->second; - - if (isa != 0 && DNBProcessMemoryRead(pid, isa, sizeof(objc_class), &objc_class) == sizeof(objc_class)) - { - /* fprintf(f, "%#.8x\n isa = %p\n super_class = %p\n name = %p\n version = %lx\n info = %lx\ninstance_size = %lx\n ivars = %p\n methodLists = %p\n cache = %p\n protocols = %p\n", - arg1.value.pointer, - objc_class.isa, - objc_class.super_class, - objc_class.name, - objc_class.version, - objc_class.info, - objc_class.instance_size, - objc_class.ivars, - objc_class.methodLists, - objc_class.cache, - objc_class.protocols); */ - - // Print the class name - fprintf(f, "%6u hits for %c[", sel_hit_count, (objc_class.super_class == objc_class.isa ? '+' : '-')); - DNBPrintf(pid, INVALID_NUB_THREAD, (nub_addr_t)objc_class.name, f, "%s "); - } - else - { - fprintf(f, "%6u hits for [<nil> ", sel_hit_count); - } - DNBPrintf(pid, INVALID_NUB_THREAD, sel, f, "%s]\n"); - } - } -} - diff --git a/lldb/tools/debugserver/source/ProfileObjectiveC.h b/lldb/tools/debugserver/source/ProfileObjectiveC.h deleted file mode 100644 index 8a5c13db32a..00000000000 --- a/lldb/tools/debugserver/source/ProfileObjectiveC.h +++ /dev/null @@ -1,82 +0,0 @@ -//===-- ProfileObjectiveC.h -------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// Created by Greg Clayton on 10/4/07. -// -//===----------------------------------------------------------------------===// - -#ifndef __ProfileObjectiveC_h__ -#define __ProfileObjectiveC_h__ - -#include "DNB.h" -#include "DNBRuntimeAction.h" -#include <map> -#include <sys/time.h> - -class ProfileObjectiveC : public DNBRuntimeAction -{ -public: - ProfileObjectiveC(); - virtual ~ProfileObjectiveC(); - //------------------------------------------------------------------ - // DNBRuntimeAction required functions - //------------------------------------------------------------------ - virtual void Initialize(nub_process_t pid); - virtual void ProcessStateChanged(nub_state_t state); - virtual void SharedLibraryStateChanged(DNBExecutableImageInfo *image_infos, nub_size_t num_image_infos); - -protected: - typedef uint32_t objc_selector_t; - typedef uint32_t objc_class_ptr_t; - void Clear(); - static nub_bool_t MessageSendBreakpointCallback(nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *userData); - static nub_bool_t MessageSendSuperBreakpointCallback(nub_process_t pid, nub_thread_t tid, nub_break_t breakID, void *userData); - void DumpStats(nub_process_t pid, FILE *f); - void SetStartTime(); - void SelectorHit(objc_class_ptr_t isa, objc_selector_t sel); - typedef std::map<objc_selector_t, uint32_t> SelectorHitCount; - typedef std::map<objc_class_ptr_t, SelectorHitCount> ClassStatsMap; - typedef struct Probe - { - nub_addr_t addr; - nub_break_t breakID; - Probe() : addr(INVALID_NUB_ADDRESS), breakID(INVALID_NUB_BREAK_ID) {} - void Clear() - { - addr = INVALID_NUB_ADDRESS; - breakID = INVALID_NUB_BREAK_ID; - } - bool IsValid() const - { - return (addr != INVALID_NUB_ADDRESS) && (NUB_BREAK_ID_IS_VALID(breakID)); - } - }; - - uint32_t IncrementHitCount() { return ++m_hit_count; } - bool ShouldDumpStats() const { return m_dump_count && (m_hit_count % m_dump_count) == 0; } - - nub_process_t m_pid; - Probe m_objc_msgSend; - Probe m_objc_msgSendSuper; - uint32_t m_hit_count; // Number of times we have gotten one of our breakpoints hit - uint32_t m_dump_count; // Dump stats every time the hit count reaches a multiple of this value -#if defined (__powerpc__) || defined (__ppc__) - enum - { - k_opcode_size = 4 - }; - uint8_t m_objc_msgSend_opcode[k_opcode_size]; // Saved copy of first opcode in objc_msgSend - Probe m_objc_msgSend_rtp; // COMM page probe info for objc_msgSend -#endif - struct timeval m_begin_time; - ClassStatsMap m_objcStats; -}; - - -#endif // #ifndef __ProfileObjectiveC_h__ |