Revision 9fddaa0c target-ppc/helper.c
| b/target-ppc/helper.c | ||
|---|---|---|
| 27 | 27 |
//#define DEBUG_BATS |
| 28 | 28 |
//#define DEBUG_EXCEPTIONS |
| 29 | 29 |
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extern FILE *logfile, *stdout, *stderr; |
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void exit (int); |
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extern FILE *stdout, *stderr; |
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void abort (void); |
| 33 | 32 |
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void cpu_loop_exit(void) |
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{
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longjmp(env->jmp_env, 1); |
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} |
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|
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void do_process_exceptions (void) |
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{
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cpu_loop_exit(); |
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} |
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int check_exception_state (CPUState *env) |
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{
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int i; |
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/* Process PPC exceptions */ |
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for (i = 1; i < EXCP_PPC_MAX; i++) {
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if (env->exceptions & (1 << i)) {
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switch (i) {
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case EXCP_EXTERNAL: |
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case EXCP_DECR: |
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if (msr_ee == 0) |
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return 0; |
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break; |
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case EXCP_PROGRAM: |
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if (env->errors[EXCP_PROGRAM] == EXCP_FP && |
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msr_fe0 == 0 && msr_fe1 == 0) |
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return 0; |
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break; |
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default: |
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break; |
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} |
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env->exception_index = i; |
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env->error_code = env->errors[i]; |
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return 1; |
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} |
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} |
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return 0; |
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} |
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/*****************************************************************************/ |
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/*****************************************************************************/ |
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/* PPC MMU emulation */ |
| ... | ... | |
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cpu_restore_state(tb, env, pc, NULL); |
| 501 | 462 |
} |
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} |
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do_queue_exception_err(env->exception_index, env->error_code); |
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do_process_exceptions(); |
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do_raise_exception_err(env->exception_index, env->error_code); |
|
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} |
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{
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unsigned long tlb_addrr, tlb_addrw; |
| ... | ... | |
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uint32_t msr; |
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int excp = env->exception_index; |
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/* Dequeue PPC exceptions */ |
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if (excp < EXCP_PPC_MAX) |
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env->exceptions &= ~(1 << excp); |
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msr = _load_msr(env); |
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#if defined (DEBUG_EXCEPTIONS) |
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if ((excp == EXCP_PROGRAM || excp == EXCP_DSI) && msr_pr == 1) |
| ... | ... | |
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} |
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#endif |
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/* Requeue it */ |
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do_queue_exception(EXCP_EXTERNAL);
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do_raise_exception(EXCP_EXTERNAL);
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return; |
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} |
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goto store_next; |
| ... | ... | |
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case EXCP_DECR: |
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if (msr_ee == 0) {
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/* Requeue it */ |
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do_queue_exception(EXCP_DECR);
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do_raise_exception(EXCP_DECR);
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return; |
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} |
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goto store_next; |
| ... | ... | |
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T0 = 0; |
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#endif |
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#endif |
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env->exception_index = -1; |
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} |
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