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cpu: Move watchpoint fields from CPU_COMMON to CPUState

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Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-08-26 18:23:18 +02:00
parent 0429a97195
commit ff4700b05c
13 changed files with 60 additions and 47 deletions
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33
exec.c
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@ -485,7 +485,7 @@ void cpu_exec_init(CPUArchState *env)
cpu->cpu_index = cpu_index;
cpu->numa_node = 0;
QTAILQ_INIT(&env->breakpoints);
QTAILQ_INIT(&env->watchpoints);
QTAILQ_INIT(&cpu->watchpoints);
#ifndef CONFIG_USER_ONLY
cpu->as = &address_space_memory;
cpu->thread_id = qemu_get_thread_id();
@ -542,6 +542,7 @@ int cpu_watchpoint_insert(CPUArchState *env, target_ulong addr, target_ulong len
int cpu_watchpoint_insert(CPUArchState *env, target_ulong addr, target_ulong len,
int flags, CPUWatchpoint **watchpoint)
{
CPUState *cpu = ENV_GET_CPU(env);
target_ulong len_mask = ~(len - 1);
CPUWatchpoint *wp;
@ -559,10 +560,11 @@ int cpu_watchpoint_insert(CPUArchState *env, target_ulong addr, target_ulong len
wp->flags = flags;
/* keep all GDB-injected watchpoints in front */
if (flags & BP_GDB)
QTAILQ_INSERT_HEAD(&env->watchpoints, wp, entry);
else
QTAILQ_INSERT_TAIL(&env->watchpoints, wp, entry);
if (flags & BP_GDB) {
QTAILQ_INSERT_HEAD(&cpu->watchpoints, wp, entry);
} else {
QTAILQ_INSERT_TAIL(&cpu->watchpoints, wp, entry);
}
tlb_flush_page(env, addr);
@ -575,10 +577,11 @@ int cpu_watchpoint_insert(CPUArchState *env, target_ulong addr, target_ulong len
int cpu_watchpoint_remove(CPUArchState *env, target_ulong addr, target_ulong len,
int flags)
{
CPUState *cpu = ENV_GET_CPU(env);
target_ulong len_mask = ~(len - 1);
CPUWatchpoint *wp;
QTAILQ_FOREACH(wp, &env->watchpoints, entry) {
QTAILQ_FOREACH(wp, &cpu->watchpoints, entry) {
if (addr == wp->vaddr && len_mask == wp->len_mask
&& flags == (wp->flags & ~BP_WATCHPOINT_HIT)) {
cpu_watchpoint_remove_by_ref(env, wp);
@ -591,7 +594,9 @@ int cpu_watchpoint_remove(CPUArchState *env, target_ulong addr, target_ulong len
/* Remove a specific watchpoint by reference. */
void cpu_watchpoint_remove_by_ref(CPUArchState *env, CPUWatchpoint *watchpoint)
{
QTAILQ_REMOVE(&env->watchpoints, watchpoint, entry);
CPUState *cpu = ENV_GET_CPU(env);
QTAILQ_REMOVE(&cpu->watchpoints, watchpoint, entry);
tlb_flush_page(env, watchpoint->vaddr);
@ -601,9 +606,10 @@ void cpu_watchpoint_remove_by_ref(CPUArchState *env, CPUWatchpoint *watchpoint)
/* Remove all matching watchpoints. */
void cpu_watchpoint_remove_all(CPUArchState *env, int mask)
{
CPUState *cpu = ENV_GET_CPU(env);
CPUWatchpoint *wp, *next;
QTAILQ_FOREACH_SAFE(wp, &env->watchpoints, entry, next) {
QTAILQ_FOREACH_SAFE(wp, &cpu->watchpoints, entry, next) {
if (wp->flags & mask)
cpu_watchpoint_remove_by_ref(env, wp);
}
@ -799,6 +805,7 @@ hwaddr memory_region_section_get_iotlb(CPUArchState *env,
int prot,
target_ulong *address)
{
CPUState *cpu = ENV_GET_CPU(env);
hwaddr iotlb;
CPUWatchpoint *wp;
@ -818,7 +825,7 @@ hwaddr memory_region_section_get_iotlb(CPUArchState *env,
/* Make accesses to pages with watchpoints go via the
watchpoint trap routines. */
QTAILQ_FOREACH(wp, &env->watchpoints, entry) {
QTAILQ_FOREACH(wp, &cpu->watchpoints, entry) {
if (vaddr == (wp->vaddr & TARGET_PAGE_MASK)) {
/* Avoid trapping reads of pages with a write breakpoint. */
if ((prot & PAGE_WRITE) || (wp->flags & BP_MEM_READ)) {
@ -1579,7 +1586,7 @@ static void check_watchpoint(int offset, int len_mask, int flags)
CPUWatchpoint *wp;
int cpu_flags;
if (env->watchpoint_hit) {
if (cpu->watchpoint_hit) {
/* We re-entered the check after replacing the TB. Now raise
* the debug interrupt so that is will trigger after the
* current instruction. */
@ -1587,12 +1594,12 @@ static void check_watchpoint(int offset, int len_mask, int flags)
return;
}
vaddr = (cpu->mem_io_vaddr & TARGET_PAGE_MASK) + offset;
QTAILQ_FOREACH(wp, &env->watchpoints, entry) {
QTAILQ_FOREACH(wp, &cpu->watchpoints, entry) {
if ((vaddr == (wp->vaddr & len_mask) ||
(vaddr & wp->len_mask) == wp->vaddr) && (wp->flags & flags)) {
wp->flags |= BP_WATCHPOINT_HIT;
if (!env->watchpoint_hit) {
env->watchpoint_hit = wp;
if (!cpu->watchpoint_hit) {
cpu->watchpoint_hit = wp;
tb_check_watchpoint(env);
if (wp->flags & BP_STOP_BEFORE_ACCESS) {
cpu->exception_index = EXCP_DEBUG;