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[CPU] Add syscall handler.

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gibbed
2021-06-28 12:48:27 -05:00
committed by Rick Gibbed
parent c6259241a2
commit 0cf4cab59b
3 changed files with 18 additions and 0 deletions
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13
src/xenia/cpu/ppc/ppc_frontend.cc
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@@ -10,6 +10,7 @@
#include "xenia/cpu/ppc/ppc_frontend.h"
#include "xenia/base/atomic.h"
#include "xenia/base/logging.h"
#include "xenia/cpu/ppc/ppc_context.h"
#include "xenia/cpu/ppc/ppc_emit.h"
#include "xenia/cpu/ppc/ppc_opcode_info.h"
@@ -78,6 +79,16 @@ void LeaveGlobalLock(PPCContext* ppc_context, void* arg0, void* arg1) {
global_mutex->unlock();
}
void SyscallHandler(PPCContext* ppc_context, void* arg0, void* arg1) {
uint64_t syscall_number = ppc_context->r[0];
switch (syscall_number) {
default:
assert_unhandled_case(syscall_number);
XELOGE("Unhandled syscall {}!", syscall_number);
break;
}
}
bool PPCFrontend::Initialize() {
void* arg0 = reinterpret_cast<void*>(&xe::global_critical_region::mutex());
void* arg1 = reinterpret_cast<void*>(&builtins_.global_lock_count);
@@ -87,6 +98,8 @@ bool PPCFrontend::Initialize() {
processor_->DefineBuiltin("EnterGlobalLock", EnterGlobalLock, arg0, arg1);
builtins_.leave_global_lock =
processor_->DefineBuiltin("LeaveGlobalLock", LeaveGlobalLock, arg0, arg1);
builtins_.syscall_handler = processor_->DefineBuiltin(
"SyscallHandler", SyscallHandler, nullptr, nullptr);
return true;
}