* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
+#include "qemu/osdep.h"
#include "cpu.h"
-#include "dyngen-exec.h"
-#include "helper.h"
-
-#if !defined(CONFIG_USER_ONLY)
-#include "softmmu_exec.h"
-#endif /* !defined(CONFIG_USER_ONLY) */
+#include "exec/helper-proto.h"
+#include "exec/exec-all.h"
+#include "exec/cpu_ldst.h"
/* broken thread support */
-static spinlock_t global_cpu_lock = SPIN_LOCK_UNLOCKED;
+#if defined(CONFIG_USER_ONLY)
+QemuMutex global_cpu_lock;
+
+void helper_lock(void)
+{
+ qemu_mutex_lock(&global_cpu_lock);
+}
+
+void helper_unlock(void)
+{
+ qemu_mutex_unlock(&global_cpu_lock);
+}
+void helper_lock_init(void)
+{
+ qemu_mutex_init(&global_cpu_lock);
+}
+#else
void helper_lock(void)
{
- spin_lock(&global_cpu_lock);
}
void helper_unlock(void)
{
- spin_unlock(&global_cpu_lock);
}
-void helper_cmpxchg8b(target_ulong a0)
+void helper_lock_init(void)
+{
+}
+#endif
+
+void helper_cmpxchg8b(CPUX86State *env, target_ulong a0)
{
uint64_t d;
int eflags;
- eflags = helper_cc_compute_all(CC_OP);
- d = ldq(a0);
- if (d == (((uint64_t)EDX << 32) | (uint32_t)EAX)) {
- stq(a0, ((uint64_t)ECX << 32) | (uint32_t)EBX);
+ eflags = cpu_cc_compute_all(env, CC_OP);
+ d = cpu_ldq_data_ra(env, a0, GETPC());
+ if (d == (((uint64_t)env->regs[R_EDX] << 32) | (uint32_t)env->regs[R_EAX])) {
+ cpu_stq_data_ra(env, a0, ((uint64_t)env->regs[R_ECX] << 32)
+ | (uint32_t)env->regs[R_EBX], GETPC());
eflags |= CC_Z;
} else {
/* always do the store */
- stq(a0, d);
- EDX = (uint32_t)(d >> 32);
- EAX = (uint32_t)d;
+ cpu_stq_data_ra(env, a0, d, GETPC());
+ env->regs[R_EDX] = (uint32_t)(d >> 32);
+ env->regs[R_EAX] = (uint32_t)d;
eflags &= ~CC_Z;
}
CC_SRC = eflags;
}
#ifdef TARGET_X86_64
-void helper_cmpxchg16b(target_ulong a0)
+void helper_cmpxchg16b(CPUX86State *env, target_ulong a0)
{
uint64_t d0, d1;
int eflags;
if ((a0 & 0xf) != 0) {
- raise_exception(env, EXCP0D_GPF);
+ raise_exception_ra(env, EXCP0D_GPF, GETPC());
}
- eflags = helper_cc_compute_all(CC_OP);
- d0 = ldq(a0);
- d1 = ldq(a0 + 8);
- if (d0 == EAX && d1 == EDX) {
- stq(a0, EBX);
- stq(a0 + 8, ECX);
+ eflags = cpu_cc_compute_all(env, CC_OP);
+ d0 = cpu_ldq_data_ra(env, a0, GETPC());
+ d1 = cpu_ldq_data_ra(env, a0 + 8, GETPC());
+ if (d0 == env->regs[R_EAX] && d1 == env->regs[R_EDX]) {
+ cpu_stq_data_ra(env, a0, env->regs[R_EBX], GETPC());
+ cpu_stq_data_ra(env, a0 + 8, env->regs[R_ECX], GETPC());
eflags |= CC_Z;
} else {
/* always do the store */
- stq(a0, d0);
- stq(a0 + 8, d1);
- EDX = d1;
- EAX = d0;
+ cpu_stq_data_ra(env, a0, d0, GETPC());
+ cpu_stq_data_ra(env, a0 + 8, d1, GETPC());
+ env->regs[R_EDX] = d1;
+ env->regs[R_EAX] = d0;
eflags &= ~CC_Z;
}
CC_SRC = eflags;
}
#endif
-void helper_boundw(target_ulong a0, int v)
+void helper_boundw(CPUX86State *env, target_ulong a0, int v)
{
int low, high;
- low = ldsw(a0);
- high = ldsw(a0 + 2);
+ low = cpu_ldsw_data_ra(env, a0, GETPC());
+ high = cpu_ldsw_data_ra(env, a0 + 2, GETPC());
v = (int16_t)v;
if (v < low || v > high) {
- raise_exception(env, EXCP05_BOUND);
+ if (env->hflags & HF_MPX_EN_MASK) {
+ env->bndcs_regs.sts = 0;
+ }
+ raise_exception_ra(env, EXCP05_BOUND, GETPC());
}
}
-void helper_boundl(target_ulong a0, int v)
+void helper_boundl(CPUX86State *env, target_ulong a0, int v)
{
int low, high;
- low = ldl(a0);
- high = ldl(a0 + 4);
+ low = cpu_ldl_data_ra(env, a0, GETPC());
+ high = cpu_ldl_data_ra(env, a0 + 4, GETPC());
if (v < low || v > high) {
- raise_exception(env, EXCP05_BOUND);
+ if (env->hflags & HF_MPX_EN_MASK) {
+ env->bndcs_regs.sts = 0;
+ }
+ raise_exception_ra(env, EXCP05_BOUND, GETPC());
}
}
-#if !defined(CONFIG_USER_ONLY)
-
-#define MMUSUFFIX _mmu
-
-#define SHIFT 0
-#include "softmmu_template.h"
-
-#define SHIFT 1
-#include "softmmu_template.h"
-
-#define SHIFT 2
-#include "softmmu_template.h"
-
-#define SHIFT 3
-#include "softmmu_template.h"
-
-#endif
-
#if !defined(CONFIG_USER_ONLY)
/* try to fill the TLB and return an exception if error. If retaddr is
- NULL, it means that the function was called in C code (i.e. not
- from generated code or from helper.c) */
+ * NULL, it means that the function was called in C code (i.e. not
+ * from generated code or from helper.c)
+ */
/* XXX: fix it to restore all registers */
-void tlb_fill(CPUX86State *env1, target_ulong addr, int is_write, int mmu_idx,
+void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
uintptr_t retaddr)
{
- TranslationBlock *tb;
int ret;
- CPUX86State *saved_env;
- saved_env = env;
- env = env1;
-
- ret = cpu_x86_handle_mmu_fault(env, addr, is_write, mmu_idx);
+ ret = x86_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
if (ret) {
- if (retaddr) {
- /* now we have a real cpu fault */
- tb = tb_find_pc(retaddr);
- if (tb) {
- /* the PC is inside the translated code. It means that we have
- a virtual CPU fault */
- cpu_restore_state(tb, env, retaddr);
- }
- }
- raise_exception_err(env, env->exception_index, env->error_code);
+ X86CPU *cpu = X86_CPU(cs);
+ CPUX86State *env = &cpu->env;
+
+ raise_exception_err_ra(env, cs->exception_index, env->error_code, retaddr);
}
- env = saved_env;
}
#endif