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some HLE implementation for undertale game to process further

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georgemoralis 2023-11-01 12:40:56 +02:00
parent 6fba3a4380
commit 7b276e0a08
3 changed files with 34 additions and 0 deletions
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31
src/core/hle/libraries/libc/libc.cpp
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@ -3,6 +3,7 @@
#include <debug.h>
#include <stdlib.h>
#include "Emulator/Util/singleton.h"
#include "Util/log.h"
#include "core/PS4/HLE/Libs.h"
#include "core/hle/libraries/libc/libc.h"
@ -16,6 +17,32 @@ namespace Core::Libraries::LibC {
constexpr bool log_file_libc = true; // disable it to disable logging
static u32 g_need_sceLibc = 1;
using cxa_destructor_func_t = void (*)(void*);
struct CxaDestructor {
cxa_destructor_func_t destructor_func;
void* destructor_object;
void* module_id;
};
struct CContext {
std::vector<CxaDestructor> cxa;
};
static PS4_SYSV_ABI int __cxa_atexit(void (*func)(void*), void* arg, void* dso_handle) {
auto* cc = singleton<CContext>::instance();
CxaDestructor c{};
c.destructor_func = func;
c.destructor_object = arg;
c.module_id = dso_handle;
cc->cxa.push_back(c);
return 0;
}
void PS4_SYSV_ABI __cxa_finalize(void* d) { __debugbreak(); }
void PS4_SYSV_ABI __cxa_pure_virtual() { __debugbreak(); }
static PS4_SYSV_ABI void init_env() { PRINT_DUMMY_FUNCTION_NAME(); }
static PS4_SYSV_ABI void catchReturnFromMain(int status) { LOG_INFO_IF(log_file_libc, "catchReturnFromMain returned ={}\n", status); }
@ -65,6 +92,7 @@ void libcSymbolsRegister(SymbolsResolver* sym) {
LIB_FUNCTION("9LCjpWyQ5Zc", "libc", 1, "libc", 1, 1, pow);
LIB_FUNCTION("cCXjU72Z0Ow", "libc", 1, "libc", 1, 1, _Sin);
LIB_FUNCTION("ZtjspkJQ+vw", "libc", 1, "libc", 1, 1, _Fsin);
LIB_FUNCTION("dnaeGXbjP6E", "libc", 1, "libc", 1, 1, exp2);
// string functions
LIB_FUNCTION("Ovb2dSJOAuE", "libc", 1, "libc", 1, 1, strcmp);
@ -91,6 +119,9 @@ void libcSymbolsRegister(SymbolsResolver* sym) {
LIB_FUNCTION("eT2UsmTewbU", "libc", 1, "libc", 1, 1, _ZSt11_Xbad_allocv);
LIB_FUNCTION("tQIo+GIPklo", "libc", 1, "libc", 1, 1, _ZSt14_Xlength_errorPKc);
LIB_FUNCTION("fJnpuVVBbKk", "libc", 1, "libc", 1, 1, _Znwm);
LIB_FUNCTION("tsvEmnenz48", "libc", 1, "libc", 1, 1, __cxa_atexit);
LIB_FUNCTION("H2e8t5ScQGc", "libc", 1, "libc", 1, 1, __cxa_finalize);
LIB_FUNCTION("zr094EQ39Ww", "libc", 1, "libc", 1, 1, __cxa_pure_virtual);
}
}; // namespace Core::Libraries::LibC

2
src/core/hle/libraries/libc/libc_math.cpp
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@ -18,4 +18,6 @@ double PS4_SYSV_ABI _Sin(double x) { return std::sin(x); }
float PS4_SYSV_ABI _Fsin(float arg) { return std::sinf(arg); }
double PS4_SYSV_ABI exp2(double arg) { return std::exp2(arg); }
} // namespace Core::Libraries::LibC

1
src/core/hle/libraries/libc/libc_math.h
View file

@ -10,4 +10,5 @@ float PS4_SYSV_ABI asinf(float num);
double PS4_SYSV_ABI pow(double base, double exponent);
double PS4_SYSV_ABI _Sin(double x);
float PS4_SYSV_ABI _Fsin(float arg);
double PS4_SYSV_ABI exp2(double arg);
} // namespace Core::Libraries::LibC