2 * Copyright (C) 2017 Yusuke Suzuki <utatane.tea@gmail.com>
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28 #include <wtf/Platform.h>
29 #include <wtf/StdLibExtras.h>
32 #include <mach/thread_act.h>
45 typedef i386_thread_state_t PlatformRegisters;
47 typedef x86_thread_state64_t PlatformRegisters;
49 typedef ppc_thread_state_t PlatformRegisters;
51 typedef ppc_thread_state64_t PlatformRegisters;
53 typedef arm_thread_state_t PlatformRegisters;
55 typedef arm_thread_state64_t PlatformRegisters;
57 #error Unknown Architecture
60 inline PlatformRegisters& registersFromUContext(ucontext_t* ucontext)
62 return ucontext->uc_mcontext->__ss;
67 using PlatformRegisters = CONTEXT;
69 #elif HAVE(MACHINE_CONTEXT)
71 struct PlatformRegisters {
72 mcontext_t machineContext;
75 inline PlatformRegisters& registersFromUContext(ucontext_t* ucontext)
77 return *bitwise_cast<PlatformRegisters*>(&ucontext->uc_mcontext);
82 struct PlatformRegisters {
90 using WTF::PlatformRegisters;