static void tilegx_cpu_dump_state(CPUState *cs, FILE *f,
fprintf_function cpu_fprintf, int flags)
{
static const char * const reg_names[TILEGX_R_COUNT] = {
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
"r32", "r33", "r34", "r35", "r36", "r37", "r38", "r39",
"r40", "r41", "r42", "r43", "r44", "r45", "r46", "r47",
"r48", "r49", "r50", "r51", "bp", "tp", "sp", "lr"
};
TileGXCPU *cpu = TILEGX_CPU(cs);
CPUTLGState *env = &cpu->env;
int i;
for (i = 0; i < TILEGX_R_COUNT; i++) {
cpu_fprintf(f, "%-4s" TARGET_FMT_lx "%s",
reg_names[i], env->regs[i],
(i % 4) == 3 ? "\n" : " ");
}
cpu_fprintf(f, "PC " TARGET_FMT_lx " CEX " TARGET_FMT_lx "\n\n",
env->pc, env->spregs[TILEGX_SPR_CMPEXCH]);
}
static int tilegx_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
int mmu_idx)
{
TileGXCPU *cpu = TILEGX_CPU(cs);
cs->exception_index = TILEGX_EXCP_SEGV;
cpu->env.excaddr = address;
return 1;
}
static void tilegx_cpu_reset(CPUState *s)
{
TileGXCPU *cpu = TILEGX_CPU(s);
TileGXCPUClass *tcc = TILEGX_CPU_GET_CLASS(cpu);
CPUTLGState *env = &cpu->env;
tcc->parent_reset(s);
memset(env, 0, offsetof(CPUTLGState, end_reset_fields));
}
TileGXCPU *cpu_tilegx_init(const char *cpu_model)
{
TileGXCPU *cpu;
cpu = TILEGX_CPU(object_new(TYPE_TILEGX_CPU));
object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
return cpu;
}
static void tilegx_cpu_reset(CPUState *s)
{
TileGXCPU *cpu = TILEGX_CPU(s);
TileGXCPUClass *tcc = TILEGX_CPU_GET_CLASS(cpu);
CPUTLGState *env = &cpu->env;
tcc->parent_reset(s);
memset(env, 0, sizeof(CPUTLGState));
tlb_flush(s, 1);
}
static int tilegx_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
int mmu_idx)
{
TileGXCPU *cpu = TILEGX_CPU(cs);
/* The sigcode field will be filled in by do_signal in main.c. */
cs->exception_index = TILEGX_EXCP_SIGNAL;
cpu->env.excaddr = address;
cpu->env.signo = TARGET_SIGSEGV;
cpu->env.sigcode = 0;
return 1;
}
static void tilegx_cpu_initfn(Object *obj)
{
CPUState *cs = CPU(obj);
TileGXCPU *cpu = TILEGX_CPU(obj);
CPUTLGState *env = &cpu->env;
static bool tcg_initialized;
cs->env_ptr = env;
if (tcg_enabled() && !tcg_initialized) {
tcg_initialized = true;
tilegx_tcg_init();
}
}
static void tilegx_cpu_set_pc(CPUState *cs, vaddr value)
{
TileGXCPU *cpu = TILEGX_CPU(cs);
cpu->env.pc = value;
}