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@@ -1035,115 +1035,10 @@ static inline void compute_hflags(CPUMIPSState *env)
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}
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}
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-#ifndef CONFIG_USER_ONLY
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-static inline void cpu_mips_tlb_flush(CPUMIPSState *env, int flush_global)
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-{
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- MIPSCPU *cpu = mips_env_get_cpu(env);
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-
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- /* Flush qemu's TLB and discard all shadowed entries. */
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- tlb_flush(CPU(cpu), flush_global);
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- env->tlb->tlb_in_use = env->tlb->nb_tlb;
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-}
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-
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-/* Called for updates to CP0_Status. */
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-static inline void sync_c0_status(CPUMIPSState *env, CPUMIPSState *cpu, int tc)
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-{
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- int32_t tcstatus, *tcst;
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- uint32_t v = cpu->CP0_Status;
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- uint32_t cu, mx, asid, ksu;
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- uint32_t mask = ((1 << CP0TCSt_TCU3)
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- | (1 << CP0TCSt_TCU2)
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- | (1 << CP0TCSt_TCU1)
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- | (1 << CP0TCSt_TCU0)
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- | (1 << CP0TCSt_TMX)
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- | (3 << CP0TCSt_TKSU)
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- | (0xff << CP0TCSt_TASID));
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-
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- cu = (v >> CP0St_CU0) & 0xf;
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- mx = (v >> CP0St_MX) & 0x1;
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- ksu = (v >> CP0St_KSU) & 0x3;
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- asid = env->CP0_EntryHi & 0xff;
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-
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- tcstatus = cu << CP0TCSt_TCU0;
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- tcstatus |= mx << CP0TCSt_TMX;
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- tcstatus |= ksu << CP0TCSt_TKSU;
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- tcstatus |= asid;
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-
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- if (tc == cpu->current_tc) {
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- tcst = &cpu->active_tc.CP0_TCStatus;
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- } else {
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- tcst = &cpu->tcs[tc].CP0_TCStatus;
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- }
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-
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- *tcst &= ~mask;
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- *tcst |= tcstatus;
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- compute_hflags(cpu);
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-}
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-
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-static inline void cpu_mips_store_status(CPUMIPSState *env, target_ulong val)
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-{
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- uint32_t mask = env->CP0_Status_rw_bitmask;
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- target_ulong old = env->CP0_Status;
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-
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- if (env->insn_flags & ISA_MIPS32R6) {
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- bool has_supervisor = extract32(mask, CP0St_KSU, 2) == 0x3;
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-#if defined(TARGET_MIPS64)
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- uint32_t ksux = (1 << CP0St_KX) & val;
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- ksux |= (ksux >> 1) & val; /* KX = 0 forces SX to be 0 */
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- ksux |= (ksux >> 1) & val; /* SX = 0 forces UX to be 0 */
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- val = (val & ~(7 << CP0St_UX)) | ksux;
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-#endif
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- if (has_supervisor && extract32(val, CP0St_KSU, 2) == 0x3) {
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- mask &= ~(3 << CP0St_KSU);
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- }
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- mask &= ~(((1 << CP0St_SR) | (1 << CP0St_NMI)) & val);
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- }
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-
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- env->CP0_Status = (old & ~mask) | (val & mask);
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-#if defined(TARGET_MIPS64)
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- if ((env->CP0_Status ^ old) & (old & (7 << CP0St_UX))) {
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- /* Access to at least one of the 64-bit segments has been disabled */
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- cpu_mips_tlb_flush(env, 1);
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- }
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-#endif
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- if (env->CP0_Config3 & (1 << CP0C3_MT)) {
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- sync_c0_status(env, env, env->current_tc);
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- } else {
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- compute_hflags(env);
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- }
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-}
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-
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-static inline void cpu_mips_store_cause(CPUMIPSState *env, target_ulong val)
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-{
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- uint32_t mask = 0x00C00300;
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- uint32_t old = env->CP0_Cause;
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- int i;
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-
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- if (env->insn_flags & ISA_MIPS32R2) {
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- mask |= 1 << CP0Ca_DC;
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- }
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- if (env->insn_flags & ISA_MIPS32R6) {
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- mask &= ~((1 << CP0Ca_WP) & val);
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- }
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-
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- env->CP0_Cause = (env->CP0_Cause & ~mask) | (val & mask);
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-
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- if ((old ^ env->CP0_Cause) & (1 << CP0Ca_DC)) {
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- if (env->CP0_Cause & (1 << CP0Ca_DC)) {
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- cpu_mips_stop_count(env);
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- } else {
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- cpu_mips_start_count(env);
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- }
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- }
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-
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- /* Set/reset software interrupts */
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- for (i = 0 ; i < 2 ; i++) {
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- if ((old ^ env->CP0_Cause) & (1 << (CP0Ca_IP + i))) {
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- cpu_mips_soft_irq(env, i, env->CP0_Cause & (1 << (CP0Ca_IP + i)));
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- }
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- }
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-}
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-#endif
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+void cpu_mips_tlb_flush(CPUMIPSState *env, int flush_global);
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+void sync_c0_status(CPUMIPSState *env, CPUMIPSState *cpu, int tc);
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+void cpu_mips_store_status(CPUMIPSState *env, target_ulong val);
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+void cpu_mips_store_cause(CPUMIPSState *env, target_ulong val);
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void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env, uint32_t exception,
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int error_code, uintptr_t pc);
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