void cpu_put_ccr(CPUState *env1, target_ulong val);
target_ulong cpu_get_cwp64(CPUState *env1);
void cpu_put_cwp64(CPUState *env1, int cwp);
+void cpu_change_pstate(CPUState *env1, uint32_t new_pstate);
#endif
int cpu_cwp_inc(CPUState *env1, int cwp);
int cpu_cwp_dec(CPUState *env1, int cwp);
#endif
}
+/* helper.c */
+void do_interrupt(CPUState *env);
+
#endif
#endif /* !defined(CONFIG_USER_ONLY) */
/* op_helper.c */
-void do_interrupt(CPUState *env);
-
static inline int cpu_has_work(CPUState *env1)
{
return (env1->interrupt_request & CPU_INTERRUPT_HARD) &&
}
#endif
+#ifdef TARGET_SPARC64
+#ifdef DEBUG_PCALL
+static const char * const excp_names[0x80] = {
+ [TT_TFAULT] = "Instruction Access Fault",
+ [TT_TMISS] = "Instruction Access MMU Miss",
+ [TT_CODE_ACCESS] = "Instruction Access Error",
+ [TT_ILL_INSN] = "Illegal Instruction",
+ [TT_PRIV_INSN] = "Privileged Instruction",
+ [TT_NFPU_INSN] = "FPU Disabled",
+ [TT_FP_EXCP] = "FPU Exception",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_CLRWIN] = "Clean Windows",
+ [TT_DIV_ZERO] = "Division By Zero",
+ [TT_DFAULT] = "Data Access Fault",
+ [TT_DMISS] = "Data Access MMU Miss",
+ [TT_DATA_ACCESS] = "Data Access Error",
+ [TT_DPROT] = "Data Protection Error",
+ [TT_UNALIGNED] = "Unaligned Memory Access",
+ [TT_PRIV_ACT] = "Privileged Action",
+ [TT_EXTINT | 0x1] = "External Interrupt 1",
+ [TT_EXTINT | 0x2] = "External Interrupt 2",
+ [TT_EXTINT | 0x3] = "External Interrupt 3",
+ [TT_EXTINT | 0x4] = "External Interrupt 4",
+ [TT_EXTINT | 0x5] = "External Interrupt 5",
+ [TT_EXTINT | 0x6] = "External Interrupt 6",
+ [TT_EXTINT | 0x7] = "External Interrupt 7",
+ [TT_EXTINT | 0x8] = "External Interrupt 8",
+ [TT_EXTINT | 0x9] = "External Interrupt 9",
+ [TT_EXTINT | 0xa] = "External Interrupt 10",
+ [TT_EXTINT | 0xb] = "External Interrupt 11",
+ [TT_EXTINT | 0xc] = "External Interrupt 12",
+ [TT_EXTINT | 0xd] = "External Interrupt 13",
+ [TT_EXTINT | 0xe] = "External Interrupt 14",
+ [TT_EXTINT | 0xf] = "External Interrupt 15",
+};
+#endif
+
+void do_interrupt(CPUState *env)
+{
+ int intno = env->exception_index;
+ trap_state *tsptr;
+
+#ifdef DEBUG_PCALL
+ if (qemu_loglevel_mask(CPU_LOG_INT)) {
+ static int count;
+ const char *name;
+
+ if (intno < 0 || intno >= 0x180) {
+ name = "Unknown";
+ } else if (intno >= 0x100) {
+ name = "Trap Instruction";
+ } else if (intno >= 0xc0) {
+ name = "Window Fill";
+ } else if (intno >= 0x80) {
+ name = "Window Spill";
+ } else {
+ name = excp_names[intno];
+ if (!name) {
+ name = "Unknown";
+ }
+ }
+
+ qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64
+ " SP=%016" PRIx64 "\n",
+ count, name, intno,
+ env->pc,
+ env->npc, env->regwptr[6]);
+ log_cpu_state(env, 0);
+#if 0
+ {
+ int i;
+ uint8_t *ptr;
+
+ qemu_log(" code=");
+ ptr = (uint8_t *)env->pc;
+ for (i = 0; i < 16; i++) {
+ qemu_log(" %02x", ldub(ptr + i));
+ }
+ qemu_log("\n");
+ }
+#endif
+ count++;
+ }
+#endif
+#if !defined(CONFIG_USER_ONLY)
+ if (env->tl >= env->maxtl) {
+ cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d),"
+ " Error state", env->exception_index, env->tl, env->maxtl);
+ return;
+ }
+#endif
+ if (env->tl < env->maxtl - 1) {
+ env->tl++;
+ } else {
+ env->pstate |= PS_RED;
+ if (env->tl < env->maxtl) {
+ env->tl++;
+ }
+ }
+ tsptr = cpu_tsptr(env);
+
+ tsptr->tstate = (cpu_get_ccr(env) << 32) |
+ ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) |
+ cpu_get_cwp64(env);
+ tsptr->tpc = env->pc;
+ tsptr->tnpc = env->npc;
+ tsptr->tt = intno;
+
+ switch (intno) {
+ case TT_IVEC:
+ cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_IG);
+ break;
+ case TT_TFAULT:
+ case TT_DFAULT:
+ case TT_TMISS ... TT_TMISS + 3:
+ case TT_DMISS ... TT_DMISS + 3:
+ case TT_DPROT ... TT_DPROT + 3:
+ cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_MG);
+ break;
+ default:
+ cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_AG);
+ break;
+ }
+
+ if (intno == TT_CLRWIN) {
+ cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1));
+ } else if ((intno & 0x1c0) == TT_SPILL) {
+ cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2));
+ } else if ((intno & 0x1c0) == TT_FILL) {
+ cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1));
+ }
+ env->tbr &= ~0x7fffULL;
+ env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5);
+ env->pc = env->tbr;
+ env->npc = env->pc + 4;
+ env->exception_index = -1;
+}
+#else
+#ifdef DEBUG_PCALL
+static const char * const excp_names[0x80] = {
+ [TT_TFAULT] = "Instruction Access Fault",
+ [TT_ILL_INSN] = "Illegal Instruction",
+ [TT_PRIV_INSN] = "Privileged Instruction",
+ [TT_NFPU_INSN] = "FPU Disabled",
+ [TT_WIN_OVF] = "Window Overflow",
+ [TT_WIN_UNF] = "Window Underflow",
+ [TT_UNALIGNED] = "Unaligned Memory Access",
+ [TT_FP_EXCP] = "FPU Exception",
+ [TT_DFAULT] = "Data Access Fault",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_EXTINT | 0x1] = "External Interrupt 1",
+ [TT_EXTINT | 0x2] = "External Interrupt 2",
+ [TT_EXTINT | 0x3] = "External Interrupt 3",
+ [TT_EXTINT | 0x4] = "External Interrupt 4",
+ [TT_EXTINT | 0x5] = "External Interrupt 5",
+ [TT_EXTINT | 0x6] = "External Interrupt 6",
+ [TT_EXTINT | 0x7] = "External Interrupt 7",
+ [TT_EXTINT | 0x8] = "External Interrupt 8",
+ [TT_EXTINT | 0x9] = "External Interrupt 9",
+ [TT_EXTINT | 0xa] = "External Interrupt 10",
+ [TT_EXTINT | 0xb] = "External Interrupt 11",
+ [TT_EXTINT | 0xc] = "External Interrupt 12",
+ [TT_EXTINT | 0xd] = "External Interrupt 13",
+ [TT_EXTINT | 0xe] = "External Interrupt 14",
+ [TT_EXTINT | 0xf] = "External Interrupt 15",
+ [TT_TOVF] = "Tag Overflow",
+ [TT_CODE_ACCESS] = "Instruction Access Error",
+ [TT_DATA_ACCESS] = "Data Access Error",
+ [TT_DIV_ZERO] = "Division By Zero",
+ [TT_NCP_INSN] = "Coprocessor Disabled",
+};
+#endif
+
+void do_interrupt(CPUState *env)
+{
+ int cwp, intno = env->exception_index;
+
+#ifdef DEBUG_PCALL
+ if (qemu_loglevel_mask(CPU_LOG_INT)) {
+ static int count;
+ const char *name;
+
+ if (intno < 0 || intno >= 0x100) {
+ name = "Unknown";
+ } else if (intno >= 0x80) {
+ name = "Trap Instruction";
+ } else {
+ name = excp_names[intno];
+ if (!name) {
+ name = "Unknown";
+ }
+ }
+
+ qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n",
+ count, name, intno,
+ env->pc,
+ env->npc, env->regwptr[6]);
+ log_cpu_state(env, 0);
+#if 0
+ {
+ int i;
+ uint8_t *ptr;
+
+ qemu_log(" code=");
+ ptr = (uint8_t *)env->pc;
+ for (i = 0; i < 16; i++) {
+ qemu_log(" %02x", ldub(ptr + i));
+ }
+ qemu_log("\n");
+ }
+#endif
+ count++;
+ }
+#endif
+#if !defined(CONFIG_USER_ONLY)
+ if (env->psret == 0) {
+ cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
+ env->exception_index);
+ return;
+ }
+#endif
+ env->psret = 0;
+ cwp = cpu_cwp_dec(env, env->cwp - 1);
+ cpu_set_cwp(env, cwp);
+ env->regwptr[9] = env->pc;
+ env->regwptr[10] = env->npc;
+ env->psrps = env->psrs;
+ env->psrs = 1;
+ env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4);
+ env->pc = env->tbr;
+ env->npc = env->pc + 4;
+ env->exception_index = -1;
+
+#if !defined(CONFIG_USER_ONLY)
+ /* IRQ acknowledgment */
+ if ((intno & ~15) == TT_EXTINT && env->qemu_irq_ack != NULL) {
+ env->qemu_irq_ack(env->irq_manager, intno);
+ }
+#endif
+}
+#endif
+
void cpu_reset(CPUSPARCState *env)
{
if (qemu_loglevel_mask(CPU_LOG_RESET)) {
#endif
}
+void cpu_change_pstate(CPUState *env1, uint32_t new_pstate)
+{
+ CPUState *saved_env;
+
+ saved_env = env;
+ env = env1;
+ change_pstate(new_pstate);
+ env = saved_env;
+}
+
void helper_wrpil(target_ulong new_pil)
{
#if !defined(CONFIG_USER_ONLY)
#endif
#ifdef TARGET_SPARC64
-#ifdef DEBUG_PCALL
-static const char * const excp_names[0x80] = {
- [TT_TFAULT] = "Instruction Access Fault",
- [TT_TMISS] = "Instruction Access MMU Miss",
- [TT_CODE_ACCESS] = "Instruction Access Error",
- [TT_ILL_INSN] = "Illegal Instruction",
- [TT_PRIV_INSN] = "Privileged Instruction",
- [TT_NFPU_INSN] = "FPU Disabled",
- [TT_FP_EXCP] = "FPU Exception",
- [TT_TOVF] = "Tag Overflow",
- [TT_CLRWIN] = "Clean Windows",
- [TT_DIV_ZERO] = "Division By Zero",
- [TT_DFAULT] = "Data Access Fault",
- [TT_DMISS] = "Data Access MMU Miss",
- [TT_DATA_ACCESS] = "Data Access Error",
- [TT_DPROT] = "Data Protection Error",
- [TT_UNALIGNED] = "Unaligned Memory Access",
- [TT_PRIV_ACT] = "Privileged Action",
- [TT_EXTINT | 0x1] = "External Interrupt 1",
- [TT_EXTINT | 0x2] = "External Interrupt 2",
- [TT_EXTINT | 0x3] = "External Interrupt 3",
- [TT_EXTINT | 0x4] = "External Interrupt 4",
- [TT_EXTINT | 0x5] = "External Interrupt 5",
- [TT_EXTINT | 0x6] = "External Interrupt 6",
- [TT_EXTINT | 0x7] = "External Interrupt 7",
- [TT_EXTINT | 0x8] = "External Interrupt 8",
- [TT_EXTINT | 0x9] = "External Interrupt 9",
- [TT_EXTINT | 0xa] = "External Interrupt 10",
- [TT_EXTINT | 0xb] = "External Interrupt 11",
- [TT_EXTINT | 0xc] = "External Interrupt 12",
- [TT_EXTINT | 0xd] = "External Interrupt 13",
- [TT_EXTINT | 0xe] = "External Interrupt 14",
- [TT_EXTINT | 0xf] = "External Interrupt 15",
-};
-#endif
-
trap_state* cpu_tsptr(CPUState* env)
{
return &env->ts[env->tl & MAXTL_MASK];
}
-
-void do_interrupt(CPUState *env)
-{
- int intno = env->exception_index;
- trap_state *tsptr;
-
-#ifdef DEBUG_PCALL
- if (qemu_loglevel_mask(CPU_LOG_INT)) {
- static int count;
- const char *name;
-
- if (intno < 0 || intno >= 0x180) {
- name = "Unknown";
- } else if (intno >= 0x100) {
- name = "Trap Instruction";
- } else if (intno >= 0xc0) {
- name = "Window Fill";
- } else if (intno >= 0x80) {
- name = "Window Spill";
- } else {
- name = excp_names[intno];
- if (!name) {
- name = "Unknown";
- }
- }
-
- qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64
- " SP=%016" PRIx64 "\n",
- count, name, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- log_cpu_state(env, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- qemu_log(" code=");
- ptr = (uint8_t *)env->pc;
- for (i = 0; i < 16; i++) {
- qemu_log(" %02x", ldub(ptr + i));
- }
- qemu_log("\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->tl >= env->maxtl) {
- cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d),"
- " Error state", env->exception_index, env->tl, env->maxtl);
- return;
- }
-#endif
- if (env->tl < env->maxtl - 1) {
- env->tl++;
- } else {
- env->pstate |= PS_RED;
- if (env->tl < env->maxtl) {
- env->tl++;
- }
- }
- tsptr = cpu_tsptr(env);
-
- tsptr->tstate = (get_ccr() << 32) |
- ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) |
- get_cwp64();
- tsptr->tpc = env->pc;
- tsptr->tnpc = env->npc;
- tsptr->tt = intno;
-
- switch (intno) {
- case TT_IVEC:
- change_pstate(PS_PEF | PS_PRIV | PS_IG);
- break;
- case TT_TFAULT:
- case TT_DFAULT:
- case TT_TMISS ... TT_TMISS + 3:
- case TT_DMISS ... TT_DMISS + 3:
- case TT_DPROT ... TT_DPROT + 3:
- change_pstate(PS_PEF | PS_PRIV | PS_MG);
- break;
- default:
- change_pstate(PS_PEF | PS_PRIV | PS_AG);
- break;
- }
-
- if (intno == TT_CLRWIN) {
- set_cwp(cwp_dec(env->cwp - 1));
- } else if ((intno & 0x1c0) == TT_SPILL) {
- set_cwp(cwp_dec(env->cwp - env->cansave - 2));
- } else if ((intno & 0x1c0) == TT_FILL) {
- set_cwp(cwp_inc(env->cwp + 1));
- }
- env->tbr &= ~0x7fffULL;
- env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5);
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = -1;
-}
-#else
-#ifdef DEBUG_PCALL
-static const char * const excp_names[0x80] = {
- [TT_TFAULT] = "Instruction Access Fault",
- [TT_ILL_INSN] = "Illegal Instruction",
- [TT_PRIV_INSN] = "Privileged Instruction",
- [TT_NFPU_INSN] = "FPU Disabled",
- [TT_WIN_OVF] = "Window Overflow",
- [TT_WIN_UNF] = "Window Underflow",
- [TT_UNALIGNED] = "Unaligned Memory Access",
- [TT_FP_EXCP] = "FPU Exception",
- [TT_DFAULT] = "Data Access Fault",
- [TT_TOVF] = "Tag Overflow",
- [TT_EXTINT | 0x1] = "External Interrupt 1",
- [TT_EXTINT | 0x2] = "External Interrupt 2",
- [TT_EXTINT | 0x3] = "External Interrupt 3",
- [TT_EXTINT | 0x4] = "External Interrupt 4",
- [TT_EXTINT | 0x5] = "External Interrupt 5",
- [TT_EXTINT | 0x6] = "External Interrupt 6",
- [TT_EXTINT | 0x7] = "External Interrupt 7",
- [TT_EXTINT | 0x8] = "External Interrupt 8",
- [TT_EXTINT | 0x9] = "External Interrupt 9",
- [TT_EXTINT | 0xa] = "External Interrupt 10",
- [TT_EXTINT | 0xb] = "External Interrupt 11",
- [TT_EXTINT | 0xc] = "External Interrupt 12",
- [TT_EXTINT | 0xd] = "External Interrupt 13",
- [TT_EXTINT | 0xe] = "External Interrupt 14",
- [TT_EXTINT | 0xf] = "External Interrupt 15",
- [TT_TOVF] = "Tag Overflow",
- [TT_CODE_ACCESS] = "Instruction Access Error",
- [TT_DATA_ACCESS] = "Data Access Error",
- [TT_DIV_ZERO] = "Division By Zero",
- [TT_NCP_INSN] = "Coprocessor Disabled",
-};
-#endif
-
-void do_interrupt(CPUState *env)
-{
- int cwp, intno = env->exception_index;
-
-#ifdef DEBUG_PCALL
- if (qemu_loglevel_mask(CPU_LOG_INT)) {
- static int count;
- const char *name;
-
- if (intno < 0 || intno >= 0x100) {
- name = "Unknown";
- } else if (intno >= 0x80) {
- name = "Trap Instruction";
- } else {
- name = excp_names[intno];
- if (!name) {
- name = "Unknown";
- }
- }
-
- qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n",
- count, name, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- log_cpu_state(env, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- qemu_log(" code=");
- ptr = (uint8_t *)env->pc;
- for (i = 0; i < 16; i++) {
- qemu_log(" %02x", ldub(ptr + i));
- }
- qemu_log("\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->psret == 0) {
- cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
- env->exception_index);
- return;
- }
-#endif
- env->psret = 0;
- cwp = cwp_dec(env->cwp - 1);
- set_cwp(cwp);
- env->regwptr[9] = env->pc;
- env->regwptr[10] = env->npc;
- env->psrps = env->psrs;
- env->psrs = 1;
- env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4);
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = -1;
-
-#if !defined(CONFIG_USER_ONLY)
- /* IRQ acknowledgment */
- if ((intno & ~15) == TT_EXTINT && env->qemu_irq_ack != NULL) {
- env->qemu_irq_ack(env->irq_manager, intno);
- }
-#endif
-}
#endif
#if !defined(CONFIG_USER_ONLY)