linker: Fix buggy R_X86_64_DTPMOD64

src/core/libraries/kernel/libkernel.cpp

@@ -4,6 +4,7 @@
 #include <chrono>
 #include <thread>
 #include "common/assert.h"
+#include "common/error.h"
 #include "common/logging/log.h"
 #include "common/singleton.h"
 #include "core/libraries/error_codes.h"
@@ -165,7 +166,27 @@ s64 PS4_SYSV_ABI ps4__write(int d, const void* buf, std::size_t nbytes) {
 
 int PS4_SYSV_ABI sceKernelConvertUtcToLocaltime(time_t time, time_t* local_time,
                                                 struct OrbisTimesec* st, unsigned long* dst_sec) {
+    return ORBIS_OK;
     LOG_TRACE(Kernel, "Called");
+    timeval val;
+    timezone tmz;
+    gettimeofday(&val, &tmz);
+
+    if (local_time) {
+        *local_time = (tmz.tz_minuteswest + tmz.tz_dsttime) * 60 + time;
+    }
+
+    if (st) {
+        st->t = time;
+        st->dst_sec = tmz.tz_dsttime * 60;
+        st->west_sec = tmz.tz_minuteswest * 60;
+    }
+
+    if (dst_sec) {
+        *dst_sec = tmz.tz_dsttime * 60;
+    }
+    return ORBIS_OK;
+
     const auto* time_zone = std::chrono::current_zone();
     auto info = time_zone->get_info(std::chrono::system_clock::now());
 

src/core/libraries/kernel/time_management.cpp

@@ -39,44 +39,66 @@ u64 PS4_SYSV_ABI sceKernelReadTsc() {
 
 int PS4_SYSV_ABI sceKernelGettimeofday(SceKernelTimeval* tp) {}
 
-#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
-#define DELTA_EPOCH_IN_MICROSECS 11644473600000000Ui64
-#else
-#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
-#endif
+#define FILETIME_1970 116444736000000000ull /* seconds between 1/1/1601 and 1/1/1970 */
+#define HECTONANOSEC_PER_SEC 10000000ull
 
-struct timezone {
-    int tz_minuteswest; /* minutes W of Greenwich */
-    int tz_dsttime;     /* type of dst correction */
-};
+int PS4_SYSV_ABI getntptimeofday(struct timespec *tp, struct timezone *z) {
+    int res = 0;
+    union {
+        unsigned long long ns100; /*time since 1 Jan 1601 in 100ns units */
+        FILETIME ft;
+    }  _now;
+    TIME_ZONE_INFORMATION  TimeZoneInformation;
+    DWORD tzi;
 
-struct timeval {
-    long tv_sec;
-    long tv_usec;
-};
+    if (z != NULL)
+    {
+        if ((tzi = GetTimeZoneInformation(&TimeZoneInformation)) != TIME_ZONE_ID_INVALID) {
+            z->tz_minuteswest = TimeZoneInformation.Bias;
+            if (tzi == TIME_ZONE_ID_DAYLIGHT)
+                z->tz_dsttime = 1;
+            else
+                z->tz_dsttime = 0;
+        }
+        else
+        {
+            z->tz_minuteswest = 0;
+            z->tz_dsttime = 0;
+        }
+    }
 
-/* FILETIME of Jan 1 1970 00:00:00, the PostgreSQL epoch */
-static const unsigned __int64 epoch = 116444736000000000ULL;
+    if (tp != NULL) {
+        typedef void (WINAPI * GetSystemTimeAsFileTime_t)(LPFILETIME);
+        static GetSystemTimeAsFileTime_t GetSystemTimeAsFileTime_p /* = 0 */;
 
-/*
- * FILETIME represents the number of 100-nanosecond intervals since
- * January 1, 1601 (UTC).
- */
-#define FILETIME_UNITS_PER_SEC 10000000L
-#define FILETIME_UNITS_PER_USEC 10
+        /* Set function pointer during first call */
+        GetSystemTimeAsFileTime_t get_time =
+            __atomic_load_n (&GetSystemTimeAsFileTime_p, __ATOMIC_RELAXED);
+        if (get_time == NULL) {
+            /* Use GetSystemTimePreciseAsFileTime() if available (Windows 8 or later) */
+            get_time = (GetSystemTimeAsFileTime_t)(intptr_t) GetProcAddress (
+                GetModuleHandle ("kernel32.dll"),
+                "GetSystemTimePreciseAsFileTime"); /* <1us precision on Windows 10 */
+            if (get_time == NULL)
+                get_time = GetSystemTimeAsFileTime; /* >15ms precision on Windows 10 */
+            __atomic_store_n (&GetSystemTimeAsFileTime_p, get_time, __ATOMIC_RELAXED);
+        }
 
-int PS4_SYSV_ABI gettimeofday(struct timeval* tp, struct timezone* tzp) {
-    FILETIME file_time;
-    ULARGE_INTEGER ularge;
+        get_time (&_now.ft);	/* 100 nano-seconds since 1-1-1601 */
+        _now.ns100 -= FILETIME_1970;	/* 100 nano-seconds since 1-1-1970 */
+        tp->tv_sec = _now.ns100 / HECTONANOSEC_PER_SEC;	/* seconds since 1-1-1970 */
+        tp->tv_nsec = (long) (_now.ns100 % HECTONANOSEC_PER_SEC) * 100; /* nanoseconds */
+    }
+    return res;
+}
 
-    GetSystemTimePreciseAsFileTime(&file_time);
-    ularge.LowPart = file_time.dwLowDateTime;
-    ularge.HighPart = file_time.dwHighDateTime;
-
-    tp->tv_sec = (long)((ularge.QuadPart - epoch) / FILETIME_UNITS_PER_SEC);
-    tp->tv_usec =
-        (long)(((ularge.QuadPart - epoch) % FILETIME_UNITS_PER_SEC) / FILETIME_UNITS_PER_USEC);
+int PS4_SYSV_ABI gettimeofday(struct timeval *p, struct timezone *z) {
+    struct timespec tp;
 
+    if (getntptimeofday (&tp, z))
+        return -1;
+    p->tv_sec=tp.tv_sec;
+    p->tv_usec=(tp.tv_nsec/1000);
     return 0;
 }
 

src/core/libraries/kernel/time_management.h

@@ -16,12 +16,23 @@ struct SceKernelTimeval {
     s64 tv_usec;
 };
 
+struct timezone {
+    int tz_minuteswest; /* minutes W of Greenwich */
+    int tz_dsttime;     /* type of dst correction */
+};
+
+struct timeval {
+    long tv_sec;
+    long tv_usec;
+};
+
 u64 PS4_SYSV_ABI sceKernelGetTscFrequency();
 u64 PS4_SYSV_ABI sceKernelGetProcessTime();
 u64 PS4_SYSV_ABI sceKernelGetProcessTimeCounter();
 u64 PS4_SYSV_ABI sceKernelGetProcessTimeCounterFrequency();
 u64 PS4_SYSV_ABI sceKernelReadTsc();
 int PS4_SYSV_ABI sceKernelGettimeofday(SceKernelTimeval* tp);
+int PS4_SYSV_ABI gettimeofday(struct timeval* tp, struct timezone* tzp);
 
 void timeSymbolsRegister(Core::Loader::SymbolsResolver* sym);
 

src/core/linker.cpp

@@ -71,8 +71,8 @@ void Linker::Execute() {
     InitTlsForThread(true);
 
     // Relocate all modules
-    for (const auto& m : m_modules) {
-        Relocate(m.get());
+    for (u32 i = 1; const auto& m : m_modules) {
+        Relocate(i, m.get());
     }
 
     // Start shared library modules
@@ -113,7 +113,7 @@ Module* Linker::LoadModule(const std::filesystem::path& elf_name) {
     return m_modules.emplace_back(std::move(module)).get();
 }
 
-void Linker::Relocate(Module* module) {
+void Linker::Relocate(u32 index, Module* module) {
     module->ForEachRelocation([&](elf_relocation* rel, bool isJmpRel) {
         auto type = rel->GetType();
         auto symbol = rel->GetSymbol();
@@ -134,7 +134,7 @@ void Linker::Relocate(Module* module) {
             rel_is_resolved = true;
             break;
         case R_X86_64_DTPMOD64:
-            rel_value = reinterpret_cast<uint64_t>(module);
+            rel_value = static_cast<uint64_t>(index);
             rel_is_resolved = true;
             rel_sym_type = Loader::SymbolType::Tls;
             break;
@@ -257,7 +257,7 @@ void* Linker::TlsGetAddr(u64 module_index, u64 offset) {
     ASSERT_MSG(dtv_table[0].counter == dtv_generation_counter,
                "Reallocation of DTV table is not supported");
 
-    void* module = dtv_table[module_index - 1].pointer;
+    void* module = dtv_table[module_index + 1].pointer;
     ASSERT_MSG(module, "DTV allocation is not supported");
     return module;
 }

src/core/linker.h

@@ -54,7 +54,7 @@ public:
 
     Module* LoadModule(const std::filesystem::path& elf_name);
 
-    void Relocate(Module* module);
+    void Relocate(u32 index, Module* module);
     void Resolve(const std::string& name, Loader::SymbolType type,
                  Module* module, Loader::SymbolRecord* return_info);
     void Execute();

src/video_core/texture_cache/texture_cache.cpp

@@ -321,6 +321,10 @@ void TextureCache::UntrackImage(Image& image, ImageId image_id) {
 void TextureCache::UpdatePagesCachedCount(VAddr addr, u64 size, s32 delta) {
     std::scoped_lock lk{mutex};
     const u64 num_pages = ((addr + size - 1) >> PageShift) - (addr >> PageShift) + 1;
+    if (num_pages == 0) {
+        return;
+    }
+
     const u64 page_start = addr >> PageShift;
     const u64 page_end = page_start + num_pages;