diff options
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index d9f7a8beda..2e8786071a 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -29,7 +29,6 @@ #endif /* !defined(CONFIG_USER_ONLY) */ //#define DEBUG_OP -//#define DEBUG_EXCEPTIONS //#define DEBUG_SOFTWARE_TLB #ifdef DEBUG_SOFTWARE_TLB @@ -38,25 +37,6 @@ # define LOG_SWTLB(...) do { } while (0) #endif - -/*****************************************************************************/ -/* Exceptions processing helpers */ - -void helper_raise_exception_err(uint32_t exception, uint32_t error_code) -{ -#if 0 - printf("Raise exception %3x code : %d\n", exception, error_code); -#endif - env->exception_index = exception; - env->error_code = error_code; - cpu_loop_exit(env); -} - -void helper_raise_exception(uint32_t exception) -{ - helper_raise_exception_err(exception, 0); -} - /*****************************************************************************/ /* SPR accesses */ void helper_load_dump_spr(uint32_t sprn) @@ -1658,91 +1638,6 @@ void helper_fcmpo(uint64_t arg1, uint64_t arg2, uint32_t crfD) } } -#if !defined(CONFIG_USER_ONLY) -void helper_store_msr(target_ulong val) -{ - val = hreg_store_msr(env, val, 0); - if (val != 0) { - env->interrupt_request |= CPU_INTERRUPT_EXITTB; - helper_raise_exception(val); - } -} - -static inline void do_rfi(target_ulong nip, target_ulong msr, - target_ulong msrm, int keep_msrh) -{ -#if defined(TARGET_PPC64) - if (msr & (1ULL << MSR_SF)) { - nip = (uint64_t)nip; - msr &= (uint64_t)msrm; - } else { - nip = (uint32_t)nip; - msr = (uint32_t)(msr & msrm); - if (keep_msrh) { - msr |= env->msr & ~((uint64_t)0xFFFFFFFF); - } - } -#else - nip = (uint32_t)nip; - msr &= (uint32_t)msrm; -#endif - /* XXX: beware: this is false if VLE is supported */ - env->nip = nip & ~((target_ulong)0x00000003); - hreg_store_msr(env, msr, 1); -#if defined(DEBUG_OP) - cpu_dump_rfi(env->nip, env->msr); -#endif - /* No need to raise an exception here, - * as rfi is always the last insn of a TB - */ - env->interrupt_request |= CPU_INTERRUPT_EXITTB; -} - -void helper_rfi(void) -{ - do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], - ~((target_ulong)0x783F0000), 1); -} - -#if defined(TARGET_PPC64) -void helper_rfid(void) -{ - do_rfi(env->spr[SPR_SRR0], env->spr[SPR_SRR1], - ~((target_ulong)0x783F0000), 0); -} - -void helper_hrfid(void) -{ - do_rfi(env->spr[SPR_HSRR0], env->spr[SPR_HSRR1], - ~((target_ulong)0x783F0000), 0); -} -#endif -#endif - -void helper_tw(target_ulong arg1, target_ulong arg2, uint32_t flags) -{ - if (!likely(!(((int32_t)arg1 < (int32_t)arg2 && (flags & 0x10)) || - ((int32_t)arg1 > (int32_t)arg2 && (flags & 0x08)) || - ((int32_t)arg1 == (int32_t)arg2 && (flags & 0x04)) || - ((uint32_t)arg1 < (uint32_t)arg2 && (flags & 0x02)) || - ((uint32_t)arg1 > (uint32_t)arg2 && (flags & 0x01))))) { - helper_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); - } -} - -#if defined(TARGET_PPC64) -void helper_td(target_ulong arg1, target_ulong arg2, uint32_t flags) -{ - if (!likely(!(((int64_t)arg1 < (int64_t)arg2 && (flags & 0x10)) || - ((int64_t)arg1 > (int64_t)arg2 && (flags & 0x08)) || - ((int64_t)arg1 == (int64_t)arg2 && (flags & 0x04)) || - ((uint64_t)arg1 < (uint64_t)arg2 && (flags & 0x02)) || - ((uint64_t)arg1 > (uint64_t)arg2 && (flags & 0x01))))) { - helper_raise_exception_err(POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP); - } -} -#endif - /*****************************************************************************/ /* PowerPC 601 specific instructions (POWER bridge) */ @@ -1854,11 +1749,6 @@ target_ulong helper_rac(target_ulong addr) env->nb_BATs = nb_BATs; return ret; } - -void helper_rfsvc(void) -{ - do_rfi(env->lr, env->ctr, 0x0000FFFF, 0); -} #endif /*****************************************************************************/ @@ -1918,32 +1808,6 @@ void helper_store_dcr(target_ulong dcrn, target_ulong val) } } -#if !defined(CONFIG_USER_ONLY) -void helper_40x_rfci(void) -{ - do_rfi(env->spr[SPR_40x_SRR2], env->spr[SPR_40x_SRR3], - ~((target_ulong)0xFFFF0000), 0); -} - -void helper_rfci(void) -{ - do_rfi(env->spr[SPR_BOOKE_CSRR0], SPR_BOOKE_CSRR1, - ~((target_ulong)0x3FFF0000), 0); -} - -void helper_rfdi(void) -{ - do_rfi(env->spr[SPR_BOOKE_DSRR0], SPR_BOOKE_DSRR1, - ~((target_ulong)0x3FFF0000), 0); -} - -void helper_rfmci(void) -{ - do_rfi(env->spr[SPR_BOOKE_MCSRR0], SPR_BOOKE_MCSRR1, - ~((target_ulong)0x3FFF0000), 0); -} -#endif - /* 440 specific */ target_ulong helper_dlmzb(target_ulong high, target_ulong low, uint32_t update_Rc) @@ -4716,58 +4580,4 @@ void helper_booke206_tlbflush(uint32_t type) booke206_flush_tlb(env, flags, 1); } - -/* Embedded.Processor Control */ -static int dbell2irq(target_ulong rb) -{ - int msg = rb & DBELL_TYPE_MASK; - int irq = -1; - - switch (msg) { - case DBELL_TYPE_DBELL: - irq = PPC_INTERRUPT_DOORBELL; - break; - case DBELL_TYPE_DBELL_CRIT: - irq = PPC_INTERRUPT_CDOORBELL; - break; - case DBELL_TYPE_G_DBELL: - case DBELL_TYPE_G_DBELL_CRIT: - case DBELL_TYPE_G_DBELL_MC: - /* XXX implement */ - default: - break; - } - - return irq; -} - -void helper_msgclr(target_ulong rb) -{ - int irq = dbell2irq(rb); - - if (irq < 0) { - return; - } - - env->pending_interrupts &= ~(1 << irq); -} - -void helper_msgsnd(target_ulong rb) -{ - int irq = dbell2irq(rb); - int pir = rb & DBELL_PIRTAG_MASK; - CPUPPCState *cenv; - - if (irq < 0) { - return; - } - - for (cenv = first_cpu; cenv != NULL; cenv = cenv->next_cpu) { - if ((rb & DBELL_BRDCAST) || (cenv->spr[SPR_BOOKE_PIR] == pir)) { - cenv->pending_interrupts |= 1 << irq; - cpu_interrupt(cenv, CPU_INTERRUPT_HARD); - } - } -} - #endif /* !CONFIG_USER_ONLY */ |