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Adapt for MacOS X for Intel, also fix thread_state type in forward_exception()

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This commit is contained in:
gbeauche 2006-01-22 00:05:05 +00:00
parent f0f76cd7ad
commit 100a3e1abd
1 changed files with 23 additions and 3 deletions
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26
BasiliskII/src/Unix/sigsegv.cpp
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@ -599,12 +599,19 @@ if (ret != KERN_SUCCESS) { \
#define SIGSEGV_REGISTER_FILE (unsigned long *)&state->srr0, (unsigned long *)&state->r0
#endif
#ifdef __i386__
#ifdef i386_SAVED_STATE
#define SIGSEGV_THREAD_STATE_TYPE struct i386_saved_state
#define SIGSEGV_THREAD_STATE_FLAVOR i386_SAVED_STATE
#define SIGSEGV_THREAD_STATE_COUNT i386_SAVED_STATE_COUNT
#define SIGSEGV_REGISTER_FILE ((unsigned long *)&state->edi) /* EDI is the first GPR we consider */
#else
#define SIGSEGV_THREAD_STATE_TYPE struct i386_thread_state
#define SIGSEGV_THREAD_STATE_FLAVOR i386_THREAD_STATE
#define SIGSEGV_THREAD_STATE_COUNT i386_THREAD_STATE_COUNT
#define SIGSEGV_REGISTER_FILE ((unsigned long *)&state->eax) /* EAX is the first GPR we consider */
#endif
#define SIGSEGV_FAULT_INSTRUCTION state->eip
#define SIGSEGV_SKIP_INSTRUCTION ix86_skip_instruction
#define SIGSEGV_REGISTER_FILE ((unsigned long *)&state->edi) /* EDI is the first GPR we consider */
#endif
#define SIGSEGV_FAULT_ADDRESS code[1]
#define SIGSEGV_FAULT_HANDLER_INVOKE(ADDR, IP) ((code[0] == KERN_PROTECTION_FAILURE) ? sigsegv_fault_handler(ADDR, IP) : SIGSEGV_RETURN_FAILURE)
@ -766,8 +773,9 @@ enum {
};
#endif
#if defined(__APPLE__) && defined(__MACH__)
// expected to be the same as FreeBSD
enum {
#ifdef i386_SAVED_STATE
// same as FreeBSD (in Open Darwin 8.0.1)
X86_REG_EIP = 10,
X86_REG_EAX = 7,
X86_REG_ECX = 6,
@ -777,6 +785,18 @@ enum {
X86_REG_EBP = 2,
X86_REG_ESI = 1,
X86_REG_EDI = 0
#else
// new layout (MacOS X 10.4.4 for x86)
X86_REG_EIP = 10,
X86_REG_EAX = 0,
X86_REG_ECX = 2,
X86_REG_EDX = 4,
X86_REG_EBX = 1,
X86_REG_ESP = 7,
X86_REG_EBP = 6,
X86_REG_ESI = 5,
X86_REG_EDI = 4
#endif
};
#endif
#if defined(_WIN32)
@ -1650,7 +1670,7 @@ forward_exception(mach_port_t thread_port,
mach_port_t port;
exception_behavior_t behavior;
thread_state_flavor_t flavor;
thread_state_t thread_state;
thread_state_data_t thread_state;
mach_msg_type_number_t thread_state_count;
for (portIndex = 0; portIndex < oldExceptionPorts->maskCount; portIndex++) {