*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
*/
#include "config.h"
#include "dyngen-exec.h"
#include "cpu-defs.h"
-/* at least 4 register variables are defined */
register struct CPUX86State *env asm(AREG0);
-#ifndef CPU_NO_GLOBAL_REGS
+#include "qemu-common.h"
+#include "qemu-log.h"
-#if TARGET_LONG_BITS > HOST_LONG_BITS
-
-/* no registers can be used */
-#define T0 (env->t0)
-#define T1 (env->t1)
-#define T2 (env->t2)
-
-#else
-
-/* XXX: use unsigned long instead of target_ulong - better code will
- be generated for 64 bit CPUs */
-register target_ulong T0 asm(AREG1);
-register target_ulong T1 asm(AREG2);
-register target_ulong T2 asm(AREG3);
-
-#endif /* ! (TARGET_LONG_BITS > HOST_LONG_BITS) */
-
-#endif /* ! CPU_NO_GLOBAL_REGS */
-
-#define A0 T2
-
-extern FILE *logfile;
-extern int loglevel;
-
-#ifndef reg_EAX
#define EAX (env->regs[R_EAX])
-#endif
-#ifndef reg_ECX
#define ECX (env->regs[R_ECX])
-#endif
-#ifndef reg_EDX
#define EDX (env->regs[R_EDX])
-#endif
-#ifndef reg_EBX
#define EBX (env->regs[R_EBX])
-#endif
-#ifndef reg_ESP
#define ESP (env->regs[R_ESP])
-#endif
-#ifndef reg_EBP
#define EBP (env->regs[R_EBP])
-#endif
-#ifndef reg_ESI
#define ESI (env->regs[R_ESI])
-#endif
-#ifndef reg_EDI
#define EDI (env->regs[R_EDI])
-#endif
-#define EIP (env->eip)
+#define EIP (env->eip)
#define DF (env->df)
#define CC_SRC (env->cc_src)
#define ST(n) (env->fpregs[(env->fpstt + (n)) & 7].d)
#define ST1 ST(1)
-#ifdef USE_FP_CONVERT
-#define FP_CONVERT (env->fp_convert)
-#endif
-
#include "cpu.h"
#include "exec-all.h"
-typedef struct CCTable {
- int (*compute_all)(void); /* return all the flags */
- int (*compute_c)(void); /* return the C flag */
-} CCTable;
-
-extern CCTable cc_table[];
-
-void load_seg(int seg_reg, int selector);
-void helper_ljmp_protected_T0_T1(int next_eip);
-void helper_lcall_real_T0_T1(int shift, int next_eip);
-void helper_lcall_protected_T0_T1(int shift, int next_eip);
-void helper_iret_real(int shift);
-void helper_iret_protected(int shift, int next_eip);
-void helper_lret_protected(int shift, int addend);
-void helper_lldt_T0(void);
-void helper_ltr_T0(void);
-void helper_movl_crN_T0(int reg);
-void helper_movl_drN_T0(int reg);
-void helper_invlpg(target_ulong addr);
-void cpu_x86_update_cr0(CPUX86State *env, uint32_t new_cr0);
-void cpu_x86_update_cr3(CPUX86State *env, target_ulong new_cr3);
-void cpu_x86_update_cr4(CPUX86State *env, uint32_t new_cr4);
-void cpu_x86_flush_tlb(CPUX86State *env, target_ulong addr);
-int cpu_x86_handle_mmu_fault(CPUX86State *env, target_ulong addr,
- int is_write, int mmu_idx, int is_softmmu);
-void tlb_fill(target_ulong addr, int is_write, int mmu_idx,
- void *retaddr);
-void __hidden cpu_lock(void);
-void __hidden cpu_unlock(void);
+/* op_helper.c */
void do_interrupt(int intno, int is_int, int error_code,
target_ulong next_eip, int is_hw);
void do_interrupt_user(int intno, int is_int, int error_code,
target_ulong next_eip);
-void raise_interrupt(int intno, int is_int, int error_code,
- int next_eip_addend);
-void raise_exception_err(int exception_index, int error_code);
-void raise_exception(int exception_index);
+void QEMU_NORETURN raise_exception_err(int exception_index, int error_code);
+void QEMU_NORETURN raise_exception(int exception_index);
void do_smm_enter(void);
-void __hidden cpu_loop_exit(void);
-
-void OPPROTO op_movl_eflags_T0(void);
-void OPPROTO op_movl_T0_eflags(void);
-#include "helper.h"
-
-void helper_mulq_EAX_T0(void);
-void helper_imulq_EAX_T0(void);
-void helper_imulq_T0_T1(void);
-void helper_divq_EAX_T0(void);
-void helper_idivq_EAX_T0(void);
-void helper_bswapq_T0(void);
-void helper_cmpxchg8b(void);
-void helper_single_step(void);
-void helper_cpuid(void);
-void helper_enter_level(int level, int data32);
-void helper_enter64_level(int level, int data64);
-void helper_sysenter(void);
-void helper_sysexit(void);
-void helper_syscall(int next_eip_addend);
-void helper_sysret(int dflag);
-void helper_rdtsc(void);
-void helper_rdpmc(void);
-void helper_rdmsr(void);
-void helper_wrmsr(void);
-void helper_lsl(void);
-void helper_lar(void);
-void helper_verr(void);
-void helper_verw(void);
-void helper_rsm(void);
-
-void check_iob_T0(void);
-void check_iow_T0(void);
-void check_iol_T0(void);
-void check_iob_DX(void);
-void check_iow_DX(void);
-void check_iol_DX(void);
-
-#if !defined(CONFIG_USER_ONLY)
-
-#include "softmmu_exec.h"
-
-static inline double ldfq(target_ulong ptr)
+/* n must be a constant to be efficient */
+static inline target_long lshift(target_long x, int n)
{
- union {
- double d;
- uint64_t i;
- } u;
- u.i = ldq(ptr);
- return u.d;
+ if (n >= 0)
+ return x << n;
+ else
+ return x >> (-n);
}
-static inline void stfq(target_ulong ptr, double v)
-{
- union {
- double d;
- uint64_t i;
- } u;
- u.d = v;
- stq(ptr, u.i);
-}
+#include "helper.h"
-static inline float ldfl(target_ulong ptr)
+static inline void svm_check_intercept(uint32_t type)
{
- union {
- float f;
- uint32_t i;
- } u;
- u.i = ldl(ptr);
- return u.f;
+ helper_svm_check_intercept_param(type, 0);
}
-static inline void stfl(target_ulong ptr, float v)
-{
- union {
- float f;
- uint32_t i;
- } u;
- u.f = v;
- stl(ptr, u.i);
-}
+#if !defined(CONFIG_USER_ONLY)
+
+#include "softmmu_exec.h"
#endif /* !defined(CONFIG_USER_ONLY) */
#define floatx_round_to_int floatx80_round_to_int
#define floatx_compare floatx80_compare
#define floatx_compare_quiet floatx80_compare_quiet
-#define sin sinl
-#define cos cosl
-#define sqrt sqrtl
-#define pow powl
-#define log logl
-#define tan tanl
-#define atan2 atan2l
-#define floor floorl
-#define ceil ceill
-#define ldexp ldexpl
#else
#define floatx_to_int32 float64_to_int32
#define floatx_to_int64 float64_to_int64
#define floatx_compare_quiet float64_compare_quiet
#endif
-extern CPU86_LDouble sin(CPU86_LDouble x);
-extern CPU86_LDouble cos(CPU86_LDouble x);
-extern CPU86_LDouble sqrt(CPU86_LDouble x);
-extern CPU86_LDouble pow(CPU86_LDouble, CPU86_LDouble);
-extern CPU86_LDouble log(CPU86_LDouble x);
-extern CPU86_LDouble tan(CPU86_LDouble x);
-extern CPU86_LDouble atan2(CPU86_LDouble, CPU86_LDouble);
-extern CPU86_LDouble floor(CPU86_LDouble x);
-extern CPU86_LDouble ceil(CPU86_LDouble x);
-
#define RC_MASK 0xc00
#define RC_NEAR 0x000
#define RC_DOWN 0x400
#define FPUC_EM 0x3f
-extern const CPU86_LDouble f15rk[7];
-
-void fpu_raise_exception(void);
-void restore_native_fp_state(CPUState *env);
-void save_native_fp_state(CPUState *env);
-float approx_rsqrt(float a);
-float approx_rcp(float a);
-void update_fp_status(void);
-void helper_hlt(void);
-void helper_monitor(void);
-void helper_mwait(void);
-void helper_vmrun(target_ulong addr);
-void helper_vmmcall(void);
-void helper_vmload(target_ulong addr);
-void helper_vmsave(target_ulong addr);
-void helper_stgi(void);
-void helper_clgi(void);
-void helper_skinit(void);
-void helper_invlpga(void);
-void vmexit(uint64_t exit_code, uint64_t exit_info_1);
-
-extern const uint8_t parity_table[256];
-extern const uint8_t rclw_table[32];
-extern const uint8_t rclb_table[32];
-
static inline uint32_t compute_eflags(void)
{
- return env->eflags | cc_table[CC_OP].compute_all() | (DF & DF_MASK);
+ return env->eflags | helper_cc_compute_all(CC_OP) | (DF & DF_MASK);
}
/* NOTE: CC_OP must be modified manually to CC_OP_EFLAGS */
CC_SRC = eflags & (CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C);
DF = 1 - (2 * ((eflags >> 10) & 1));
env->eflags = (env->eflags & ~update_mask) |
- (eflags & update_mask);
+ (eflags & update_mask) | 0x2;
}
static inline void env_to_regs(void)
static inline int cpu_halted(CPUState *env) {
/* handle exit of HALTED state */
- if (!(env->hflags & HF_HALTED_MASK))
+ if (!env->halted)
return 0;
/* disable halt condition */
if (((env->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) ||
(env->interrupt_request & CPU_INTERRUPT_NMI)) {
- env->hflags &= ~HF_HALTED_MASK;
+ env->halted = 0;
return 0;
}
return EXCP_HALTED;
}
+/* load efer and update the corresponding hflags. XXX: do consistency
+ checks with cpuid bits ? */
+static inline void cpu_load_efer(CPUState *env, uint64_t val)
+{
+ env->efer = val;
+ env->hflags &= ~(HF_LMA_MASK | HF_SVME_MASK);
+ if (env->efer & MSR_EFER_LMA)
+ env->hflags |= HF_LMA_MASK;
+ if (env->efer & MSR_EFER_SVME)
+ env->hflags |= HF_SVME_MASK;
+}