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提交 2c0262af 编写于 作者: B bellard
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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@385 c046a42c-6fe2-441c-8c8c-71466251a162
上级 196ad109
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linux-user/arm/syscall.h 0 → 100644
浏览文件 @ 2c0262af
/* this struct defines the way the registers are stored on the
stack during a system call. */
struct target_pt_regs {
target_long uregs[18];
};
#define ARM_cpsr uregs[16]
#define ARM_pc uregs[15]
#define ARM_lr uregs[14]
#define ARM_sp uregs[13]
#define ARM_ip uregs[12]
#define ARM_fp uregs[11]
#define ARM_r10 uregs[10]
#define ARM_r9 uregs[9]
#define ARM_r8 uregs[8]
#define ARM_r7 uregs[7]
#define ARM_r6 uregs[6]
#define ARM_r5 uregs[5]
#define ARM_r4 uregs[4]
#define ARM_r3 uregs[3]
#define ARM_r2 uregs[2]
#define ARM_r1 uregs[1]
#define ARM_r0 uregs[0]
#define ARM_ORIG_r0 uregs[17]
#define ARM_SYSCALL_BASE 0x900000
linux-user/arm/syscall_nr.h 0 → 100644
浏览文件 @ 2c0262af
/*
* This file contains the system call numbers.
*/
#define TARGET_NR_restart_syscall ( 0)
#define TARGET_NR_exit ( 1)
#define TARGET_NR_fork ( 2)
#define TARGET_NR_read ( 3)
#define TARGET_NR_write ( 4)
#define TARGET_NR_open ( 5)
#define TARGET_NR_close ( 6)
#define TARGET_NR_waitpid ( 7) /* removed */
#define TARGET_NR_creat ( 8)
#define TARGET_NR_link ( 9)
#define TARGET_NR_unlink ( 10)
#define TARGET_NR_execve ( 11)
#define TARGET_NR_chdir ( 12)
#define TARGET_NR_time ( 13)
#define TARGET_NR_mknod ( 14)
#define TARGET_NR_chmod ( 15)
#define TARGET_NR_lchown ( 16)
#define TARGET_NR_break ( 17) /* removed */
/* 18 was sys_stat */
#define TARGET_NR_lseek ( 19)
#define TARGET_NR_getpid ( 20)
#define TARGET_NR_mount ( 21)
#define TARGET_NR_umount ( 22)
#define TARGET_NR_setuid ( 23)
#define TARGET_NR_getuid ( 24)
#define TARGET_NR_stime ( 25)
#define TARGET_NR_ptrace ( 26)
#define TARGET_NR_alarm ( 27)
#define TARGET_NR_pause ( 29)
#define TARGET_NR_utime ( 30)
#define TARGET_NR_stty ( 31) /* removed */
#define TARGET_NR_gtty ( 32) /* removed */
#define TARGET_NR_access ( 33)
#define TARGET_NR_nice ( 34)
#define TARGET_NR_ftime ( 35) /* removed */
#define TARGET_NR_sync ( 36)
#define TARGET_NR_kill ( 37)
#define TARGET_NR_rename ( 38)
#define TARGET_NR_mkdir ( 39)
#define TARGET_NR_rmdir ( 40)
#define TARGET_NR_dup ( 41)
#define TARGET_NR_pipe ( 42)
#define TARGET_NR_times ( 43)
#define TARGET_NR_prof ( 44) /* removed */
#define TARGET_NR_brk ( 45)
#define TARGET_NR_setgid ( 46)
#define TARGET_NR_getgid ( 47)
#define TARGET_NR_signal ( 48) /* removed */
#define TARGET_NR_geteuid ( 49)
#define TARGET_NR_getegid ( 50)
#define TARGET_NR_acct ( 51)
#define TARGET_NR_umount2 ( 52)
#define TARGET_NR_lock ( 53) /* removed */
#define TARGET_NR_ioctl ( 54)
#define TARGET_NR_fcntl ( 55)
#define TARGET_NR_mpx ( 56) /* removed */
#define TARGET_NR_setpgid ( 57)
#define TARGET_NR_ulimit ( 58) /* removed */
/* 59 was sys_olduname */
#define TARGET_NR_umask ( 60)
#define TARGET_NR_chroot ( 61)
#define TARGET_NR_ustat ( 62)
#define TARGET_NR_dup2 ( 63)
#define TARGET_NR_getppid ( 64)
#define TARGET_NR_getpgrp ( 65)
#define TARGET_NR_setsid ( 66)
#define TARGET_NR_sigaction ( 67)
#define TARGET_NR_sgetmask ( 68) /* removed */
#define TARGET_NR_ssetmask ( 69) /* removed */
#define TARGET_NR_setreuid ( 70)
#define TARGET_NR_setregid ( 71)
#define TARGET_NR_sigsuspend ( 72)
#define TARGET_NR_sigpending ( 73)
#define TARGET_NR_sethostname ( 74)
#define TARGET_NR_setrlimit ( 75)
#define TARGET_NR_getrlimit ( 76) /* Back compat 2GB limited rlimit */
#define TARGET_NR_getrusage ( 77)
#define TARGET_NR_gettimeofday ( 78)
#define TARGET_NR_settimeofday ( 79)
#define TARGET_NR_getgroups ( 80)
#define TARGET_NR_setgroups ( 81)
#define TARGET_NR_select ( 82)
#define TARGET_NR_symlink ( 83)
/* 84 was sys_lstat */
#define TARGET_NR_readlink ( 85)
#define TARGET_NR_uselib ( 86)
#define TARGET_NR_swapon ( 87)
#define TARGET_NR_reboot ( 88)
#define TARGET_NR_readdir ( 89)
#define TARGET_NR_mmap ( 90)
#define TARGET_NR_munmap ( 91)
#define TARGET_NR_truncate ( 92)
#define TARGET_NR_ftruncate ( 93)
#define TARGET_NR_fchmod ( 94)
#define TARGET_NR_fchown ( 95)
#define TARGET_NR_getpriority ( 96)
#define TARGET_NR_setpriority ( 97)
#define TARGET_NR_profil ( 98) /* removed */
#define TARGET_NR_statfs ( 99)
#define TARGET_NR_fstatfs (100)
#define TARGET_NR_ioperm (101)
#define TARGET_NR_socketcall (102)
#define TARGET_NR_syslog (103)
#define TARGET_NR_setitimer (104)
#define TARGET_NR_getitimer (105)
#define TARGET_NR_stat (106)
#define TARGET_NR_lstat (107)
#define TARGET_NR_fstat (108)
/* 109 was sys_uname */
/* 110 was sys_iopl */
#define TARGET_NR_vhangup (111)
#define TARGET_NR_idle (112)
#define TARGET_NR_syscall (113) /* syscall to call a syscall! */
#define TARGET_NR_wait4 (114)
#define TARGET_NR_swapoff (115)
#define TARGET_NR_sysinfo (116)
#define TARGET_NR_ipc (117)
#define TARGET_NR_fsync (118)
#define TARGET_NR_sigreturn (119)
#define TARGET_NR_clone (120)
#define TARGET_NR_setdomainname (121)
#define TARGET_NR_uname (122)
#define TARGET_NR_modify_ldt (123)
#define TARGET_NR_adjtimex (124)
#define TARGET_NR_mprotect (125)
#define TARGET_NR_sigprocmask (126)
#define TARGET_NR_create_module (127) /* removed */
#define TARGET_NR_init_module (128)
#define TARGET_NR_delete_module (129)
#define TARGET_NR_get_kernel_syms (130) /* removed */
#define TARGET_NR_quotactl (131)
#define TARGET_NR_getpgid (132)
#define TARGET_NR_fchdir (133)
#define TARGET_NR_bdflush (134)
#define TARGET_NR_sysfs (135)
#define TARGET_NR_personality (136)
#define TARGET_NR_afs_syscall (137) /* Syscall for Andrew File System */
#define TARGET_NR_setfsuid (138)
#define TARGET_NR_setfsgid (139)
#define TARGET_NR__llseek (140)
#define TARGET_NR_getdents (141)
#define TARGET_NR__newselect (142)
#define TARGET_NR_flock (143)
#define TARGET_NR_msync (144)
#define TARGET_NR_readv (145)
#define TARGET_NR_writev (146)
#define TARGET_NR_getsid (147)
#define TARGET_NR_fdatasync (148)
#define TARGET_NR__sysctl (149)
#define TARGET_NR_mlock (150)
#define TARGET_NR_munlock (151)
#define TARGET_NR_mlockall (152)
#define TARGET_NR_munlockall (153)
#define TARGET_NR_sched_setparam (154)
#define TARGET_NR_sched_getparam (155)
#define TARGET_NR_sched_setscheduler (156)
#define TARGET_NR_sched_getscheduler (157)
#define TARGET_NR_sched_yield (158)
#define TARGET_NR_sched_get_priority_max (159)
#define TARGET_NR_sched_get_priority_min (160)
#define TARGET_NR_sched_rr_get_interval (161)
#define TARGET_NR_nanosleep (162)
#define TARGET_NR_mremap (163)
#define TARGET_NR_setresuid (164)
#define TARGET_NR_getresuid (165)
#define TARGET_NR_vm86 (166) /* removed */
#define TARGET_NR_query_module (167) /* removed */
#define TARGET_NR_poll (168)
#define TARGET_NR_nfsservctl (169)
#define TARGET_NR_setresgid (170)
#define TARGET_NR_getresgid (171)
#define TARGET_NR_prctl (172)
#define TARGET_NR_rt_sigreturn (173)
#define TARGET_NR_rt_sigaction (174)
#define TARGET_NR_rt_sigprocmask (175)
#define TARGET_NR_rt_sigpending (176)
#define TARGET_NR_rt_sigtimedwait (177)
#define TARGET_NR_rt_sigqueueinfo (178)
#define TARGET_NR_rt_sigsuspend (179)
#define TARGET_NR_pread (180)
#define TARGET_NR_pwrite (181)
#define TARGET_NR_chown (182)
#define TARGET_NR_getcwd (183)
#define TARGET_NR_capget (184)
#define TARGET_NR_capset (185)
#define TARGET_NR_sigaltstack (186)
#define TARGET_NR_sendfile (187)
/* 188 reserved */
/* 189 reserved */
#define TARGET_NR_vfork (190)
#define TARGET_NR_ugetrlimit (191) /* SuS compliant getrlimit */
#define TARGET_NR_mmap2 (192)
#define TARGET_NR_truncate64 (193)
#define TARGET_NR_ftruncate64 (194)
#define TARGET_NR_stat64 (195)
#define TARGET_NR_lstat64 (196)
#define TARGET_NR_fstat64 (197)
#define TARGET_NR_lchown32 (198)
#define TARGET_NR_getuid32 (199)
#define TARGET_NR_getgid32 (200)
#define TARGET_NR_geteuid32 (201)
#define TARGET_NR_getegid32 (202)
#define TARGET_NR_setreuid32 (203)
#define TARGET_NR_setregid32 (204)
#define TARGET_NR_getgroups32 (205)
#define TARGET_NR_setgroups32 (206)
#define TARGET_NR_fchown32 (207)
#define TARGET_NR_setresuid32 (208)
#define TARGET_NR_getresuid32 (209)
#define TARGET_NR_setresgid32 (210)
#define TARGET_NR_getresgid32 (211)
#define TARGET_NR_chown32 (212)
#define TARGET_NR_setuid32 (213)
#define TARGET_NR_setgid32 (214)
#define TARGET_NR_setfsuid32 (215)
#define TARGET_NR_setfsgid32 (216)
#define TARGET_NR_getdents64 (217)
#define TARGET_NR_pivot_root (218)
#define TARGET_NR_mincore (219)
#define TARGET_NR_madvise (220)
#define TARGET_NR_fcntl64 (221)
/* 222 for tux */
/* 223 is unused */
#define TARGET_NR_gettid (224)
#define TARGET_NR_readahead (225)
#define TARGET_NR_setxattr (226)
#define TARGET_NR_lsetxattr (227)
#define TARGET_NR_fsetxattr (228)
#define TARGET_NR_getxattr (229)
#define TARGET_NR_lgetxattr (230)
#define TARGET_NR_fgetxattr (231)
#define TARGET_NR_listxattr (232)
#define TARGET_NR_llistxattr (233)
#define TARGET_NR_flistxattr (234)
#define TARGET_NR_removexattr (235)
#define TARGET_NR_lremovexattr (236)
#define TARGET_NR_fremovexattr (237)
#define TARGET_NR_tkill (238)
#define TARGET_NR_sendfile64 (239)
#define TARGET_NR_futex (240)
#define TARGET_NR_sched_setaffinity (241)
#define TARGET_NR_sched_getaffinity (242)
#define TARGET_NR_io_setup (243)
#define TARGET_NR_io_destroy (244)
#define TARGET_NR_io_getevents (245)
#define TARGET_NR_io_submit (246)
#define TARGET_NR_io_cancel (247)
#define TARGET_NR_exit_group (248)
#define TARGET_NR_lookup_dcookie (249)
#define TARGET_NR_epoll_create (250)
#define TARGET_NR_epoll_ctl (251)
#define TARGET_NR_epoll_wait (252)
#define TARGET_NR_remap_file_pages (253)
/* 254 for set_thread_area */
/* 255 for get_thread_area */
/* 256 for set_tid_address */
linux-user/i386/syscall.h 0 → 100644
浏览文件 @ 2c0262af
/* default linux values for the selectors */
#define __USER_CS (0x23)
#define __USER_DS (0x2B)
struct target_pt_regs {
long ebx;
long ecx;
long edx;
long esi;
long edi;
long ebp;
long eax;
int xds;
int xes;
long orig_eax;
long eip;
int xcs;
long eflags;
long esp;
int xss;
};
/* ioctls */
#define TARGET_LDT_ENTRIES 8192
#define TARGET_LDT_ENTRY_SIZE 8
#define TARGET_GDT_ENTRY_TLS_ENTRIES 3
#define TARGET_GDT_ENTRY_TLS_MIN 6
#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1)
struct target_modify_ldt_ldt_s {
unsigned int entry_number;
target_ulong base_addr;
unsigned int limit;
unsigned int flags;
};
/* vm86 defines */
#define TARGET_BIOSSEG 0x0f000
#define TARGET_CPU_086 0
#define TARGET_CPU_186 1
#define TARGET_CPU_286 2
#define TARGET_CPU_386 3
#define TARGET_CPU_486 4
#define TARGET_CPU_586 5
#define TARGET_VM86_SIGNAL 0 /* return due to signal */
#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */
#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */
#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */
/*
* Additional return values when invoking new vm86()
*/
#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */
#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */
/*
* function codes when invoking new vm86()
*/
#define TARGET_VM86_PLUS_INSTALL_CHECK 0
#define TARGET_VM86_ENTER 1
#define TARGET_VM86_ENTER_NO_BYPASS 2
#define TARGET_VM86_REQUEST_IRQ 3
#define TARGET_VM86_FREE_IRQ 4
#define TARGET_VM86_GET_IRQ_BITS 5
#define TARGET_VM86_GET_AND_RESET_IRQ 6
/*
* This is the stack-layout seen by the user space program when we have
* done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
* is 'kernel_vm86_regs' (see below).
*/
struct target_vm86_regs {
/*
* normal regs, with special meaning for the segment descriptors..
*/
target_long ebx;
target_long ecx;
target_long edx;
target_long esi;
target_long edi;
target_long ebp;
target_long eax;
target_long __null_ds;
target_long __null_es;
target_long __null_fs;
target_long __null_gs;
target_long orig_eax;
target_long eip;
unsigned short cs, __csh;
target_long eflags;
target_long esp;
unsigned short ss, __ssh;
/*
* these are specific to v86 mode:
*/
unsigned short es, __esh;
unsigned short ds, __dsh;
unsigned short fs, __fsh;
unsigned short gs, __gsh;
};
struct target_revectored_struct {
target_ulong __map[8]; /* 256 bits */
};
struct target_vm86_struct {
struct target_vm86_regs regs;
target_ulong flags;
target_ulong screen_bitmap;
target_ulong cpu_type;
struct target_revectored_struct int_revectored;
struct target_revectored_struct int21_revectored;
};
/*
* flags masks
*/
#define TARGET_VM86_SCREEN_BITMAP 0x0001
struct target_vm86plus_info_struct {
target_ulong flags;
#define TARGET_force_return_for_pic (1 << 0)
#define TARGET_vm86dbg_active (1 << 1) /* for debugger */
#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */
#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */
unsigned char vm86dbg_intxxtab[32]; /* for debugger */
};
struct target_vm86plus_struct {
struct target_vm86_regs regs;
target_ulong flags;
target_ulong screen_bitmap;
target_ulong cpu_type;
struct target_revectored_struct int_revectored;
struct target_revectored_struct int21_revectored;
struct target_vm86plus_info_struct vm86plus;
};
/* ipcs */
#define TARGET_SEMOP 1
#define TARGET_SEMGET 2
#define TARGET_SEMCTL 3
#define TARGET_MSGSND 11
#define TARGET_MSGRCV 12
#define TARGET_MSGGET 13
#define TARGET_MSGCTL 14
#define TARGET_SHMAT 21
#define TARGET_SHMDT 22
#define TARGET_SHMGET 23
#define TARGET_SHMCTL 24
struct target_msgbuf {
int mtype;
char mtext[1];
};
struct target_ipc_kludge {
unsigned int msgp; /* Really (struct msgbuf *) */
int msgtyp;
};
struct target_ipc_perm {
int key;
unsigned short uid;
unsigned short gid;
unsigned short cuid;
unsigned short cgid;
unsigned short mode;
unsigned short seq;
};
struct target_msqid_ds {
struct target_ipc_perm msg_perm;
unsigned int msg_first; /* really struct target_msg* */
unsigned int msg_last; /* really struct target_msg* */
unsigned int msg_stime; /* really target_time_t */
unsigned int msg_rtime; /* really target_time_t */
unsigned int msg_ctime; /* really target_time_t */
unsigned int wwait; /* really struct wait_queue* */
unsigned int rwait; /* really struct wait_queue* */
unsigned short msg_cbytes;
unsigned short msg_qnum;
unsigned short msg_qbytes;
unsigned short msg_lspid;
unsigned short msg_lrpid;
};
struct target_shmid_ds {
struct target_ipc_perm shm_perm;
int shm_segsz;
unsigned int shm_atime; /* really target_time_t */
unsigned int shm_dtime; /* really target_time_t */
unsigned int shm_ctime; /* really target_time_t */
unsigned short shm_cpid;
unsigned short shm_lpid;
short shm_nattch;
unsigned short shm_npages;
unsigned long *shm_pages;
void *attaches; /* really struct shm_desc * */
};
#define TARGET_IPC_RMID 0
#define TARGET_IPC_SET 1
#define TARGET_IPC_STAT 2
union target_semun {
int val;
unsigned int buf; /* really struct semid_ds * */
unsigned int array; /* really unsigned short * */
unsigned int __buf; /* really struct seminfo * */
unsigned int __pad; /* really void* */
};
linux-user/i386/syscall_nr.h 0 → 100644
浏览文件 @ 2c0262af
/*
* This file contains the system call numbers.
*/
#define TARGET_NR_restart_syscall 0
#define TARGET_NR_exit 1
#define TARGET_NR_fork 2
#define TARGET_NR_read 3
#define TARGET_NR_write 4
#define TARGET_NR_open 5
#define TARGET_NR_close 6
#define TARGET_NR_waitpid 7
#define TARGET_NR_creat 8
#define TARGET_NR_link 9
#define TARGET_NR_unlink 10
#define TARGET_NR_execve 11
#define TARGET_NR_chdir 12
#define TARGET_NR_time 13
#define TARGET_NR_mknod 14
#define TARGET_NR_chmod 15
#define TARGET_NR_lchown 16
#define TARGET_NR_break 17
#define TARGET_NR_oldstat 18
#define TARGET_NR_lseek 19
#define TARGET_NR_getpid 20
#define TARGET_NR_mount 21
#define TARGET_NR_umount 22
#define TARGET_NR_setuid 23
#define TARGET_NR_getuid 24
#define TARGET_NR_stime 25
#define TARGET_NR_ptrace 26
#define TARGET_NR_alarm 27
#define TARGET_NR_oldfstat 28
#define TARGET_NR_pause 29
#define TARGET_NR_utime 30
#define TARGET_NR_stty 31
#define TARGET_NR_gtty 32
#define TARGET_NR_access 33
#define TARGET_NR_nice 34
#define TARGET_NR_ftime 35
#define TARGET_NR_sync 36
#define TARGET_NR_kill 37
#define TARGET_NR_rename 38
#define TARGET_NR_mkdir 39
#define TARGET_NR_rmdir 40
#define TARGET_NR_dup 41
#define TARGET_NR_pipe 42
#define TARGET_NR_times 43
#define TARGET_NR_prof 44
#define TARGET_NR_brk 45
#define TARGET_NR_setgid 46
#define TARGET_NR_getgid 47
#define TARGET_NR_signal 48
#define TARGET_NR_geteuid 49
#define TARGET_NR_getegid 50
#define TARGET_NR_acct 51
#define TARGET_NR_umount2 52
#define TARGET_NR_lock 53
#define TARGET_NR_ioctl 54
#define TARGET_NR_fcntl 55
#define TARGET_NR_mpx 56
#define TARGET_NR_setpgid 57
#define TARGET_NR_ulimit 58
#define TARGET_NR_oldolduname 59
#define TARGET_NR_umask 60
#define TARGET_NR_chroot 61
#define TARGET_NR_ustat 62
#define TARGET_NR_dup2 63
#define TARGET_NR_getppid 64
#define TARGET_NR_getpgrp 65
#define TARGET_NR_setsid 66
#define TARGET_NR_sigaction 67
#define TARGET_NR_sgetmask 68
#define TARGET_NR_ssetmask 69
#define TARGET_NR_setreuid 70
#define TARGET_NR_setregid 71
#define TARGET_NR_sigsuspend 72
#define TARGET_NR_sigpending 73
#define TARGET_NR_sethostname 74
#define TARGET_NR_setrlimit 75
#define TARGET_NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */
#define TARGET_NR_getrusage 77
#define TARGET_NR_gettimeofday 78
#define TARGET_NR_settimeofday 79
#define TARGET_NR_getgroups 80
#define TARGET_NR_setgroups 81
#define TARGET_NR_select 82
#define TARGET_NR_symlink 83
#define TARGET_NR_oldlstat 84
#define TARGET_NR_readlink 85
#define TARGET_NR_uselib 86
#define TARGET_NR_swapon 87
#define TARGET_NR_reboot 88
#define TARGET_NR_readdir 89
#define TARGET_NR_mmap 90
#define TARGET_NR_munmap 91
#define TARGET_NR_truncate 92
#define TARGET_NR_ftruncate 93
#define TARGET_NR_fchmod 94
#define TARGET_NR_fchown 95
#define TARGET_NR_getpriority 96
#define TARGET_NR_setpriority 97
#define TARGET_NR_profil 98
#define TARGET_NR_statfs 99
#define TARGET_NR_fstatfs 100
#define TARGET_NR_ioperm 101
#define TARGET_NR_socketcall 102
#define TARGET_NR_syslog 103
#define TARGET_NR_setitimer 104
#define TARGET_NR_getitimer 105
#define TARGET_NR_stat 106
#define TARGET_NR_lstat 107
#define TARGET_NR_fstat 108
#define TARGET_NR_olduname 109
#define TARGET_NR_iopl 110
#define TARGET_NR_vhangup 111
#define TARGET_NR_idle 112
#define TARGET_NR_vm86old 113
#define TARGET_NR_wait4 114
#define TARGET_NR_swapoff 115
#define TARGET_NR_sysinfo 116
#define TARGET_NR_ipc 117
#define TARGET_NR_fsync 118
#define TARGET_NR_sigreturn 119
#define TARGET_NR_clone 120
#define TARGET_NR_setdomainname 121
#define TARGET_NR_uname 122
#define TARGET_NR_modify_ldt 123
#define TARGET_NR_adjtimex 124
#define TARGET_NR_mprotect 125
#define TARGET_NR_sigprocmask 126
#define TARGET_NR_create_module 127
#define TARGET_NR_init_module 128
#define TARGET_NR_delete_module 129
#define TARGET_NR_get_kernel_syms 130
#define TARGET_NR_quotactl 131
#define TARGET_NR_getpgid 132
#define TARGET_NR_fchdir 133
#define TARGET_NR_bdflush 134
#define TARGET_NR_sysfs 135
#define TARGET_NR_personality 136
#define TARGET_NR_afs_syscall 137 /* Syscall for Andrew File System */
#define TARGET_NR_setfsuid 138
#define TARGET_NR_setfsgid 139
#define TARGET_NR__llseek 140
#define TARGET_NR_getdents 141
#define TARGET_NR__newselect 142
#define TARGET_NR_flock 143
#define TARGET_NR_msync 144
#define TARGET_NR_readv 145
#define TARGET_NR_writev 146
#define TARGET_NR_getsid 147
#define TARGET_NR_fdatasync 148
#define TARGET_NR__sysctl 149
#define TARGET_NR_mlock 150
#define TARGET_NR_munlock 151
#define TARGET_NR_mlockall 152
#define TARGET_NR_munlockall 153
#define TARGET_NR_sched_setparam 154
#define TARGET_NR_sched_getparam 155
#define TARGET_NR_sched_setscheduler 156
#define TARGET_NR_sched_getscheduler 157
#define TARGET_NR_sched_yield 158
#define TARGET_NR_sched_get_priority_max 159
#define TARGET_NR_sched_get_priority_min 160
#define TARGET_NR_sched_rr_get_interval 161
#define TARGET_NR_nanosleep 162
#define TARGET_NR_mremap 163
#define TARGET_NR_setresuid 164
#define TARGET_NR_getresuid 165
#define TARGET_NR_vm86 166
#define TARGET_NR_query_module 167
#define TARGET_NR_poll 168
#define TARGET_NR_nfsservctl 169
#define TARGET_NR_setresgid 170
#define TARGET_NR_getresgid 171
#define TARGET_NR_prctl 172
#define TARGET_NR_rt_sigreturn 173
#define TARGET_NR_rt_sigaction 174
#define TARGET_NR_rt_sigprocmask 175
#define TARGET_NR_rt_sigpending 176
#define TARGET_NR_rt_sigtimedwait 177
#define TARGET_NR_rt_sigqueueinfo 178
#define TARGET_NR_rt_sigsuspend 179
#define TARGET_NR_pread 180
#define TARGET_NR_pwrite 181
#define TARGET_NR_chown 182
#define TARGET_NR_getcwd 183
#define TARGET_NR_capget 184
#define TARGET_NR_capset 185
#define TARGET_NR_sigaltstack 186
#define TARGET_NR_sendfile 187
#define TARGET_NR_getpmsg 188 /* some people actually want streams */
#define TARGET_NR_putpmsg 189 /* some people actually want streams */
#define TARGET_NR_vfork 190
#define TARGET_NR_ugetrlimit 191 /* SuS compliant getrlimit */
#define TARGET_NR_mmap2 192
#define TARGET_NR_truncate64 193
#define TARGET_NR_ftruncate64 194
#define TARGET_NR_stat64 195
#define TARGET_NR_lstat64 196
#define TARGET_NR_fstat64 197
#define TARGET_NR_lchown32 198
#define TARGET_NR_getuid32 199
#define TARGET_NR_getgid32 200
#define TARGET_NR_geteuid32 201
#define TARGET_NR_getegid32 202
#define TARGET_NR_setreuid32 203
#define TARGET_NR_setregid32 204
#define TARGET_NR_getgroups32 205
#define TARGET_NR_setgroups32 206
#define TARGET_NR_fchown32 207
#define TARGET_NR_setresuid32 208
#define TARGET_NR_getresuid32 209
#define TARGET_NR_setresgid32 210
#define TARGET_NR_getresgid32 211
#define TARGET_NR_chown32 212
#define TARGET_NR_setuid32 213
#define TARGET_NR_setgid32 214
#define TARGET_NR_setfsuid32 215
#define TARGET_NR_setfsgid32 216
#define TARGET_NR_pivot_root 217
#define TARGET_NR_mincore 218
#define TARGET_NR_madvise 219
#define TARGET_NR_madvise1 219 /* delete when C lib stub is removed */
#define TARGET_NR_getdents64 220
#define TARGET_NR_fcntl64 221
/* 223 is unused */
#define TARGET_NR_gettid 224
#define TARGET_NR_readahead 225
#define TARGET_NR_setxattr 226
#define TARGET_NR_lsetxattr 227
#define TARGET_NR_fsetxattr 228
#define TARGET_NR_getxattr 229
#define TARGET_NR_lgetxattr 230
#define TARGET_NR_fgetxattr 231
#define TARGET_NR_listxattr 232
#define TARGET_NR_llistxattr 233
#define TARGET_NR_flistxattr 234
#define TARGET_NR_removexattr 235
#define TARGET_NR_lremovexattr 236
#define TARGET_NR_fremovexattr 237
#define TARGET_NR_tkill 238
#define TARGET_NR_sendfile64 239
#define TARGET_NR_futex 240
#define TARGET_NR_sched_setaffinity 241
#define TARGET_NR_sched_getaffinity 242
#define TARGET_NR_set_thread_area 243
#define TARGET_NR_get_thread_area 244
#define TARGET_NR_io_setup 245
#define TARGET_NR_io_destroy 246
#define TARGET_NR_io_getevents 247
#define TARGET_NR_io_submit 248
#define TARGET_NR_io_cancel 249
#define TARGET_NR_fadvise64 250
#define TARGET_NR_exit_group 252
#define TARGET_NR_lookup_dcookie 253
#define TARGET_NR_epoll_create 254
#define TARGET_NR_epoll_ctl 255
#define TARGET_NR_epoll_wait 256
#define TARGET_NR_remap_file_pages 257
#define TARGET_NR_set_tid_address 258
#define TARGET_NR_timer_create 259
#define TARGET_NR_timer_settime (TARGET_NR_timer_create+1)
#define TARGET_NR_timer_gettime (TARGET_NR_timer_create+2)
#define TARGET_NR_timer_getoverrun (TARGET_NR_timer_create+3)
#define TARGET_NR_timer_delete (TARGET_NR_timer_create+4)
#define TARGET_NR_clock_settime (TARGET_NR_timer_create+5)
#define TARGET_NR_clock_gettime (TARGET_NR_timer_create+6)
#define TARGET_NR_clock_getres (TARGET_NR_timer_create+7)
#define TARGET_NR_clock_nanosleep (TARGET_NR_timer_create+8)
target-arm/cpu.h 0 → 100644
浏览文件 @ 2c0262af
/*
* ARM virtual CPU header
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#ifndef CPU_ARM_H
#define CPU_ARM_H
#include "cpu-defs.h"
#define EXCP_UDEF 1 /* undefined instruction */
#define EXCP_SWI 2 /* software interrupt */
typedef struct CPUARMState {
uint32_t regs[16];
uint32_t cpsr;
/* cpsr flag cache for faster execution */
uint32_t CF; /* 0 or 1 */
uint32_t VF; /* V is the bit 31. All other bits are undefined */
uint32_t NZF; /* N is bit 31. Z is computed from NZF */
/* exception/interrupt handling */
jmp_buf jmp_env;
int exception_index;
int interrupt_request;
struct TranslationBlock *current_tb;
int user_mode_only;
/* user data */
void *opaque;
} CPUARMState;
CPUARMState *cpu_arm_init(void);
int cpu_arm_exec(CPUARMState *s);
void cpu_arm_close(CPUARMState *s);
/* you can call this signal handler from your SIGBUS and SIGSEGV
signal handlers to inform the virtual CPU of exceptions. non zero
is returned if the signal was handled by the virtual CPU. */
struct siginfo;
int cpu_arm_signal_handler(int host_signum, struct siginfo *info,
void *puc);
void cpu_arm_dump_state(CPUARMState *env, FILE *f, int flags);
#define TARGET_PAGE_BITS 12
#include "cpu-all.h"
#endif
target-arm/exec.h 0 → 100644
浏览文件 @ 2c0262af
/*
* ARM execution defines
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#include "dyngen-exec.h"
register struct CPUARMState *env asm(AREG0);
register uint32_t T0 asm(AREG1);
register uint32_t T1 asm(AREG2);
register uint32_t T2 asm(AREG3);
#include "cpu.h"
#include "exec-all.h"
void cpu_lock(void);
void cpu_unlock(void);
void cpu_loop_exit(void);
static inline int compute_cpsr(void)
{
int ZF;
ZF = (env->NZF == 0);
return env->cpsr | (env->NZF & 0x80000000) | (ZF << 30) |
(env->CF << 29) | ((env->VF & 0x80000000) >> 3);
}
target-arm/op.c 0 → 100644
浏览文件 @ 2c0262af
/*
* ARM micro operations
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#include "exec.h"
#define REGNAME r0
#define REG (env->regs[0])
#include "op_template.h"
#define REGNAME r1
#define REG (env->regs[1])
#include "op_template.h"
#define REGNAME r2
#define REG (env->regs[2])
#include "op_template.h"
#define REGNAME r3
#define REG (env->regs[3])
#include "op_template.h"
#define REGNAME r4
#define REG (env->regs[4])
#include "op_template.h"
#define REGNAME r5
#define REG (env->regs[5])
#include "op_template.h"
#define REGNAME r6
#define REG (env->regs[6])
#include "op_template.h"
#define REGNAME r7
#define REG (env->regs[7])
#include "op_template.h"
#define REGNAME r8
#define REG (env->regs[8])
#include "op_template.h"
#define REGNAME r9
#define REG (env->regs[9])
#include "op_template.h"
#define REGNAME r10
#define REG (env->regs[10])
#include "op_template.h"
#define REGNAME r11
#define REG (env->regs[11])
#include "op_template.h"
#define REGNAME r12
#define REG (env->regs[12])
#include "op_template.h"
#define REGNAME r13
#define REG (env->regs[13])
#include "op_template.h"
#define REGNAME r14
#define REG (env->regs[14])
#include "op_template.h"
#define REGNAME r15
#define REG (env->regs[15])
#include "op_template.h"
void OPPROTO op_movl_T0_0(void)
{
T0 = 0;
}
void OPPROTO op_movl_T0_im(void)
{
T0 = PARAM1;
}
void OPPROTO op_movl_T1_im(void)
{
T1 = PARAM1;
}
void OPPROTO op_movl_T2_im(void)
{
T2 = PARAM1;
}
void OPPROTO op_addl_T1_im(void)
{
T1 += PARAM1;
}
void OPPROTO op_addl_T1_T2(void)
{
T1 += T2;
}
void OPPROTO op_subl_T1_T2(void)
{
T1 -= T2;
}
void OPPROTO op_addl_T0_T1(void)
{
T0 += T1;
}
void OPPROTO op_addl_T0_T1_cc(void)
{
unsigned int src1;
src1 = T0;
T0 += T1;
env->NZF = T0;
env->CF = T0 < src1;
env->VF = (src1 ^ T1 ^ -1) & (src1 ^ T0);
}
void OPPROTO op_adcl_T0_T1(void)
{
T0 += T1 + env->CF;
}
void OPPROTO op_adcl_T0_T1_cc(void)
{
unsigned int src1;
src1 = T0;
if (!env->CF) {
T0 += T1;
env->CF = T0 < src1;
} else {
T0 += T1 + 1;
env->CF = T0 <= src1;
}
env->VF = (src1 ^ T1 ^ -1) & (src1 ^ T0);
env->NZF = T0;
FORCE_RET();
}
#define OPSUB(sub, sbc, res, T0, T1) \
\
void OPPROTO op_ ## sub ## l_T0_T1(void) \
{ \
res = T0 - T1; \
} \
\
void OPPROTO op_ ## sub ## l_T0_T1_cc(void) \
{ \
unsigned int src1; \
src1 = T0; \
T0 -= T1; \
env->NZF = T0; \
env->CF = src1 >= T1; \
env->VF = (src1 ^ T1) & (src1 ^ T0); \
res = T0; \
} \
\
void OPPROTO op_ ## sbc ## l_T0_T1(void) \
{ \
res = T0 - T1 + env->CF - 1; \
} \
\
void OPPROTO op_ ## sbc ## l_T0_T1_cc(void) \
{ \
unsigned int src1; \
src1 = T0; \
if (!env->CF) { \
T0 = T0 - T1 - 1; \
env->CF = src1 >= T1; \
} else { \
T0 = T0 - T1; \
env->CF = src1 > T1; \
} \
env->VF = (src1 ^ T1) & (src1 ^ T0); \
env->NZF = T0; \
res = T0; \
FORCE_RET(); \
}
OPSUB(sub, sbc, T0, T0, T1)
OPSUB(rsb, rsc, T0, T1, T0)
void OPPROTO op_andl_T0_T1(void)
{
T0 &= T1;
}
void OPPROTO op_xorl_T0_T1(void)
{
T0 ^= T1;
}
void OPPROTO op_orl_T0_T1(void)
{
T0 |= T1;
}
void OPPROTO op_bicl_T0_T1(void)
{
T0 &= ~T1;
}
void OPPROTO op_notl_T1(void)
{
T1 = ~T1;
}
void OPPROTO op_logic_T0_cc(void)
{
env->NZF = T0;
}
void OPPROTO op_logic_T1_cc(void)
{
env->NZF = T1;
}
#define EIP (env->regs[15])
void OPPROTO op_test_eq(void)
{
if (env->NZF == 0)
JUMP_TB(op_test_eq, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_ne(void)
{
if (env->NZF != 0)
JUMP_TB(op_test_ne, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_cs(void)
{
if (env->CF != 0)
JUMP_TB(op_test_cs, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_cc(void)
{
if (env->CF == 0)
JUMP_TB(op_test_cc, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_mi(void)
{
if ((env->NZF & 0x80000000) != 0)
JUMP_TB(op_test_mi, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_pl(void)
{
if ((env->NZF & 0x80000000) == 0)
JUMP_TB(op_test_pl, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_vs(void)
{
if ((env->VF & 0x80000000) != 0)
JUMP_TB(op_test_vs, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_vc(void)
{
if ((env->VF & 0x80000000) == 0)
JUMP_TB(op_test_vc, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_hi(void)
{
if (env->CF != 0 && env->NZF != 0)
JUMP_TB(op_test_hi, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_ls(void)
{
if (env->CF == 0 || env->NZF == 0)
JUMP_TB(op_test_ls, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_ge(void)
{
if (((env->VF ^ env->NZF) & 0x80000000) == 0)
JUMP_TB(op_test_ge, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_lt(void)
{
if (((env->VF ^ env->NZF) & 0x80000000) != 0)
JUMP_TB(op_test_lt, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_gt(void)
{
if (env->NZF != 0 && ((env->VF ^ env->NZF) & 0x80000000) == 0)
JUMP_TB(op_test_gt, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_test_le(void)
{
if (env->NZF == 0 || ((env->VF ^ env->NZF) & 0x80000000) != 0)
JUMP_TB(op_test_le, PARAM1, 0, PARAM2);
FORCE_RET();
}
void OPPROTO op_jmp(void)
{
JUMP_TB(op_jmp, PARAM1, 1, PARAM2);
}
void OPPROTO op_exit_tb(void)
{
EXIT_TB();
}
void OPPROTO op_movl_T0_psr(void)
{
T0 = compute_cpsr();
}
/* NOTE: N = 1 and Z = 1 cannot be stored currently */
void OPPROTO op_movl_psr_T0(void)
{
unsigned int psr;
psr = T0;
env->CF = (psr >> 29) & 1;
env->NZF = (psr & 0xc0000000) ^ 0x40000000;
env->VF = (psr << 3) & 0x80000000;
/* for user mode we do not update other state info */
}
void OPPROTO op_mul_T0_T1(void)
{
T0 = T0 * T1;
}
/* 64 bit unsigned mul */
void OPPROTO op_mull_T0_T1(void)
{
uint64_t res;
res = T0 * T1;
T1 = res >> 32;
T0 = res;
}
/* 64 bit signed mul */
void OPPROTO op_imull_T0_T1(void)
{
uint64_t res;
res = (int32_t)T0 * (int32_t)T1;
T1 = res >> 32;
T0 = res;
}
void OPPROTO op_addq_T0_T1(void)
{
uint64_t res;
res = ((uint64_t)T1 << 32) | T0;
res += ((uint64_t)(env->regs[PARAM2]) << 32) | (env->regs[PARAM1]);
T1 = res >> 32;
T0 = res;
}
void OPPROTO op_logicq_cc(void)
{
env->NZF = (T1 & 0x80000000) | ((T0 | T1) != 0);
}
/* memory access */
void OPPROTO op_ldub_T0_T1(void)
{
T0 = ldub((void *)T1);
}
void OPPROTO op_ldsb_T0_T1(void)
{
T0 = ldsb((void *)T1);
}
void OPPROTO op_lduw_T0_T1(void)
{
T0 = lduw((void *)T1);
}
void OPPROTO op_ldsw_T0_T1(void)
{
T0 = ldsw((void *)T1);
}
void OPPROTO op_ldl_T0_T1(void)
{
T0 = ldl((void *)T1);
}
void OPPROTO op_stb_T0_T1(void)
{
stb((void *)T1, T0);
}
void OPPROTO op_stw_T0_T1(void)
{
stw((void *)T1, T0);
}
void OPPROTO op_stl_T0_T1(void)
{
stl((void *)T1, T0);
}
void OPPROTO op_swpb_T0_T1(void)
{
int tmp;
cpu_lock();
tmp = ldub((void *)T1);
stb((void *)T1, T0);
T0 = tmp;
cpu_unlock();
}
void OPPROTO op_swpl_T0_T1(void)
{
int tmp;
cpu_lock();
tmp = ldl((void *)T1);
stl((void *)T1, T0);
T0 = tmp;
cpu_unlock();
}
/* shifts */
/* T1 based */
void OPPROTO op_shll_T1_im(void)
{
T1 = T1 << PARAM1;
}
void OPPROTO op_shrl_T1_im(void)
{
T1 = (uint32_t)T1 >> PARAM1;
}
void OPPROTO op_sarl_T1_im(void)
{
T1 = (int32_t)T1 >> PARAM1;
}
void OPPROTO op_rorl_T1_im(void)
{
int shift;
shift = PARAM1;
T1 = ((uint32_t)T1 >> shift) | (T1 << (32 - shift));
}
/* T1 based, set C flag */
void OPPROTO op_shll_T1_im_cc(void)
{
env->CF = (T1 >> (32 - PARAM1)) & 1;
T1 = T1 << PARAM1;
}
void OPPROTO op_shrl_T1_im_cc(void)
{
env->CF = (T1 >> (PARAM1 - 1)) & 1;
T1 = (uint32_t)T1 >> PARAM1;
}
void OPPROTO op_sarl_T1_im_cc(void)
{
env->CF = (T1 >> (PARAM1 - 1)) & 1;
T1 = (int32_t)T1 >> PARAM1;
}
void OPPROTO op_rorl_T1_im_cc(void)
{
int shift;
shift = PARAM1;
env->CF = (T1 >> (shift - 1)) & 1;
T1 = ((uint32_t)T1 >> shift) | (T1 << (32 - shift));
}
/* T2 based */
void OPPROTO op_shll_T2_im(void)
{
T2 = T2 << PARAM1;
}
void OPPROTO op_shrl_T2_im(void)
{
T2 = (uint32_t)T2 >> PARAM1;
}
void OPPROTO op_sarl_T2_im(void)
{
T2 = (int32_t)T2 >> PARAM1;
}
void OPPROTO op_rorl_T2_im(void)
{
int shift;
shift = PARAM1;
T2 = ((uint32_t)T2 >> shift) | (T2 << (32 - shift));
}
/* T1 based, use T0 as shift count */
void OPPROTO op_shll_T1_T0(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32)
T1 = 0;
else
T1 = T1 << shift;
FORCE_RET();
}
void OPPROTO op_shrl_T1_T0(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32)
T1 = 0;
else
T1 = (uint32_t)T1 >> shift;
FORCE_RET();
}
void OPPROTO op_sarl_T1_T0(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32)
shift = 31;
T1 = (int32_t)T1 >> shift;
}
void OPPROTO op_rorl_T1_T0(void)
{
int shift;
shift = T0 & 0x1f;
if (shift) {
T1 = ((uint32_t)T1 >> shift) | (T1 << (32 - shift));
}
FORCE_RET();
}
/* T1 based, use T0 as shift count and compute CF */
void OPPROTO op_shll_T1_T0_cc(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32) {
if (shift == 32)
env->CF = T1 & 1;
else
env->CF = 0;
T1 = 0;
} else if (shift != 0) {
env->CF = (T1 >> (32 - shift)) & 1;
T1 = T1 << shift;
}
FORCE_RET();
}
void OPPROTO op_shrl_T1_T0_cc(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32) {
if (shift == 32)
env->CF = (T1 >> 31) & 1;
else
env->CF = 0;
T1 = 0;
} else if (shift != 0) {
env->CF = (T1 >> (shift - 1)) & 1;
T1 = (uint32_t)T1 >> shift;
}
FORCE_RET();
}
void OPPROTO op_sarl_T1_T0_cc(void)
{
int shift;
shift = T0 & 0xff;
if (shift >= 32) {
env->CF = (T1 >> 31) & 1;
T1 = (int32_t)T1 >> 31;
} else {
env->CF = (T1 >> (shift - 1)) & 1;
T1 = (int32_t)T1 >> shift;
}
FORCE_RET();
}
void OPPROTO op_rorl_T1_T0_cc(void)
{
int shift1, shift;
shift1 = T0 & 0xff;
shift = shift1 & 0x1f;
if (shift == 0) {
if (shift1 != 0)
env->CF = (T1 >> 31) & 1;
} else {
env->CF = (T1 >> (shift - 1)) & 1;
T1 = ((uint32_t)T1 >> shift) | (T1 << (32 - shift));
}
FORCE_RET();
}
/* exceptions */
void OPPROTO op_swi(void)
{
env->exception_index = EXCP_SWI;
cpu_loop_exit();
}
void OPPROTO op_undef_insn(void)
{
env->exception_index = EXCP_UDEF;
cpu_loop_exit();
}
/* thread support */
spinlock_t global_cpu_lock = SPIN_LOCK_UNLOCKED;
void cpu_lock(void)
{
spin_lock(&global_cpu_lock);
}
void cpu_unlock(void)
{
spin_unlock(&global_cpu_lock);
}
target-arm/op_template.h 0 → 100644
浏览文件 @ 2c0262af
/*
* ARM micro operations (templates for various register related
* operations)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
void OPPROTO glue(op_movl_T0_, REGNAME)(void)
{
T0 = REG;
}
void OPPROTO glue(op_movl_T1_, REGNAME)(void)
{
T1 = REG;
}
void OPPROTO glue(op_movl_T2_, REGNAME)(void)
{
T2 = REG;
}
void OPPROTO glue(glue(op_movl_, REGNAME), _T0)(void)
{
REG = T0;
}
void OPPROTO glue(glue(op_movl_, REGNAME), _T1)(void)
{
REG = T1;
}
#undef REG
#undef REGNAME
target-arm/translate.c 0 → 100644
浏览文件 @ 2c0262af
此差异已折叠。
target-i386/cpu.h 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 virtual CPU header
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#ifndef CPU_I386_H
#define CPU_I386_H
#include "cpu-defs.h"
#define R_EAX 0
#define R_ECX 1
#define R_EDX 2
#define R_EBX 3
#define R_ESP 4
#define R_EBP 5
#define R_ESI 6
#define R_EDI 7
#define R_AL 0
#define R_CL 1
#define R_DL 2
#define R_BL 3
#define R_AH 4
#define R_CH 5
#define R_DH 6
#define R_BH 7
#define R_ES 0
#define R_CS 1
#define R_SS 2
#define R_DS 3
#define R_FS 4
#define R_GS 5
/* segment descriptor fields */
#define DESC_G_MASK (1 << 23)
#define DESC_B_SHIFT 22
#define DESC_B_MASK (1 << DESC_B_SHIFT)
#define DESC_AVL_MASK (1 << 20)
#define DESC_P_MASK (1 << 15)
#define DESC_DPL_SHIFT 13
#define DESC_S_MASK (1 << 12)
#define DESC_TYPE_SHIFT 8
#define DESC_A_MASK (1 << 8)
#define DESC_CS_MASK (1 << 11)
#define DESC_C_MASK (1 << 10)
#define DESC_R_MASK (1 << 9)
#define DESC_E_MASK (1 << 10)
#define DESC_W_MASK (1 << 9)
/* eflags masks */
#define CC_C 0x0001
#define CC_P 0x0004
#define CC_A 0x0010
#define CC_Z 0x0040
#define CC_S 0x0080
#define CC_O 0x0800
#define TF_SHIFT 8
#define IOPL_SHIFT 12
#define VM_SHIFT 17
#define TF_MASK 0x00000100
#define IF_MASK 0x00000200
#define DF_MASK 0x00000400
#define IOPL_MASK 0x00003000
#define NT_MASK 0x00004000
#define RF_MASK 0x00010000
#define VM_MASK 0x00020000
#define AC_MASK 0x00040000
#define VIF_MASK 0x00080000
#define VIP_MASK 0x00100000
#define ID_MASK 0x00200000
/* hidden flags - used internally by qemu to represent additionnal cpu
states. Only the CPL and INHIBIT_IRQ are not redundant. We avoid
using the IOPL_MASK, TF_MASK and VM_MASK bit position to ease oring
with eflags. */
/* current cpl */
#define HF_CPL_SHIFT 0
/* true if soft mmu is being used */
#define HF_SOFTMMU_SHIFT 2
/* true if hardware interrupts must be disabled for next instruction */
#define HF_INHIBIT_IRQ_SHIFT 3
/* 16 or 32 segments */
#define HF_CS32_SHIFT 4
#define HF_SS32_SHIFT 5
/* zero base for DS, ES and SS */
#define HF_ADDSEG_SHIFT 6
#define HF_CPL_MASK (3 << HF_CPL_SHIFT)
#define HF_SOFTMMU_MASK (1 << HF_SOFTMMU_SHIFT)
#define HF_INHIBIT_IRQ_MASK (1 << HF_INHIBIT_IRQ_SHIFT)
#define HF_CS32_MASK (1 << HF_CS32_SHIFT)
#define HF_SS32_MASK (1 << HF_SS32_SHIFT)
#define HF_ADDSEG_MASK (1 << HF_ADDSEG_SHIFT)
#define CR0_PE_MASK (1 << 0)
#define CR0_TS_MASK (1 << 3)
#define CR0_WP_MASK (1 << 16)
#define CR0_AM_MASK (1 << 18)
#define CR0_PG_MASK (1 << 31)
#define CR4_VME_MASK (1 << 0)
#define CR4_PVI_MASK (1 << 1)
#define CR4_TSD_MASK (1 << 2)
#define CR4_DE_MASK (1 << 3)
#define CR4_PSE_MASK (1 << 4)
#define PG_PRESENT_BIT 0
#define PG_RW_BIT 1
#define PG_USER_BIT 2
#define PG_PWT_BIT 3
#define PG_PCD_BIT 4
#define PG_ACCESSED_BIT 5
#define PG_DIRTY_BIT 6
#define PG_PSE_BIT 7
#define PG_GLOBAL_BIT 8
#define PG_PRESENT_MASK (1 << PG_PRESENT_BIT)
#define PG_RW_MASK (1 << PG_RW_BIT)
#define PG_USER_MASK (1 << PG_USER_BIT)
#define PG_PWT_MASK (1 << PG_PWT_BIT)
#define PG_PCD_MASK (1 << PG_PCD_BIT)
#define PG_ACCESSED_MASK (1 << PG_ACCESSED_BIT)
#define PG_DIRTY_MASK (1 << PG_DIRTY_BIT)
#define PG_PSE_MASK (1 << PG_PSE_BIT)
#define PG_GLOBAL_MASK (1 << PG_GLOBAL_BIT)
#define PG_ERROR_W_BIT 1
#define PG_ERROR_P_MASK 0x01
#define PG_ERROR_W_MASK (1 << PG_ERROR_W_BIT)
#define PG_ERROR_U_MASK 0x04
#define PG_ERROR_RSVD_MASK 0x08
#define MSR_IA32_APICBASE 0x1b
#define MSR_IA32_APICBASE_BSP (1<<8)
#define MSR_IA32_APICBASE_ENABLE (1<<11)
#define MSR_IA32_APICBASE_BASE (0xfffff<<12)
#define MSR_IA32_SYSENTER_CS 0x174
#define MSR_IA32_SYSENTER_ESP 0x175
#define MSR_IA32_SYSENTER_EIP 0x176
#define EXCP00_DIVZ 0
#define EXCP01_SSTP 1
#define EXCP02_NMI 2
#define EXCP03_INT3 3
#define EXCP04_INTO 4
#define EXCP05_BOUND 5
#define EXCP06_ILLOP 6
#define EXCP07_PREX 7
#define EXCP08_DBLE 8
#define EXCP09_XERR 9
#define EXCP0A_TSS 10
#define EXCP0B_NOSEG 11
#define EXCP0C_STACK 12
#define EXCP0D_GPF 13
#define EXCP0E_PAGE 14
#define EXCP10_COPR 16
#define EXCP11_ALGN 17
#define EXCP12_MCHK 18
enum {
CC_OP_DYNAMIC, /* must use dynamic code to get cc_op */
CC_OP_EFLAGS, /* all cc are explicitely computed, CC_SRC = flags */
CC_OP_MUL, /* modify all flags, C, O = (CC_SRC != 0) */
CC_OP_ADDB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
CC_OP_ADDW,
CC_OP_ADDL,
CC_OP_ADCB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
CC_OP_ADCW,
CC_OP_ADCL,
CC_OP_SUBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
CC_OP_SUBW,
CC_OP_SUBL,
CC_OP_SBBB, /* modify all flags, CC_DST = res, CC_SRC = src1 */
CC_OP_SBBW,
CC_OP_SBBL,
CC_OP_LOGICB, /* modify all flags, CC_DST = res */
CC_OP_LOGICW,
CC_OP_LOGICL,
CC_OP_INCB, /* modify all flags except, CC_DST = res, CC_SRC = C */
CC_OP_INCW,
CC_OP_INCL,
CC_OP_DECB, /* modify all flags except, CC_DST = res, CC_SRC = C */
CC_OP_DECW,
CC_OP_DECL,
CC_OP_SHLB, /* modify all flags, CC_DST = res, CC_SRC.lsb = C */
CC_OP_SHLW,
CC_OP_SHLL,
CC_OP_SARB, /* modify all flags, CC_DST = res, CC_SRC.lsb = C */
CC_OP_SARW,
CC_OP_SARL,
CC_OP_NB,
};
#ifdef __i386__
#define USE_X86LDOUBLE
#endif
#ifdef USE_X86LDOUBLE
typedef long double CPU86_LDouble;
#else
typedef double CPU86_LDouble;
#endif
typedef struct SegmentCache {
uint32_t selector;
uint8_t *base;
uint32_t limit;
uint32_t flags;
} SegmentCache;
typedef struct CPUX86State {
/* standard registers */
uint32_t regs[8];
uint32_t eip;
uint32_t eflags; /* eflags register. During CPU emulation, CC
flags and DF are set to zero because they are
stored elsewhere */
/* emulator internal eflags handling */
uint32_t cc_src;
uint32_t cc_dst;
uint32_t cc_op;
int32_t df; /* D flag : 1 if D = 0, -1 if D = 1 */
uint32_t hflags; /* hidden flags, see HF_xxx constants */
/* FPU state */
unsigned int fpstt; /* top of stack index */
unsigned int fpus;
unsigned int fpuc;
uint8_t fptags[8]; /* 0 = valid, 1 = empty */
CPU86_LDouble fpregs[8];
/* emulator internal variables */
CPU86_LDouble ft0;
union {
float f;
double d;
int i32;
int64_t i64;
} fp_convert;
/* segments */
SegmentCache segs[6]; /* selector values */
SegmentCache ldt;
SegmentCache tr;
SegmentCache gdt; /* only base and limit are used */
SegmentCache idt; /* only base and limit are used */
/* sysenter registers */
uint32_t sysenter_cs;
uint32_t sysenter_esp;
uint32_t sysenter_eip;
/* exception/interrupt handling */
jmp_buf jmp_env;
int exception_index;
int error_code;
int exception_is_int;
int exception_next_eip;
struct TranslationBlock *current_tb; /* currently executing TB */
uint32_t cr[5]; /* NOTE: cr1 is unused */
uint32_t dr[8]; /* debug registers */
int interrupt_request;
int user_mode_only; /* user mode only simulation */
/* soft mmu support */
/* 0 = kernel, 1 = user */
CPUTLBEntry tlb_read[2][CPU_TLB_SIZE];
CPUTLBEntry tlb_write[2][CPU_TLB_SIZE];
/* ice debug support */
uint32_t breakpoints[MAX_BREAKPOINTS];
int nb_breakpoints;
int singlestep_enabled;
/* user data */
void *opaque;
} CPUX86State;
#ifndef IN_OP_I386
void cpu_x86_outb(CPUX86State *env, int addr, int val);
void cpu_x86_outw(CPUX86State *env, int addr, int val);
void cpu_x86_outl(CPUX86State *env, int addr, int val);
int cpu_x86_inb(CPUX86State *env, int addr);
int cpu_x86_inw(CPUX86State *env, int addr);
int cpu_x86_inl(CPUX86State *env, int addr);
#endif
CPUX86State *cpu_x86_init(void);
int cpu_x86_exec(CPUX86State *s);
void cpu_x86_close(CPUX86State *s);
int cpu_x86_get_pic_interrupt(CPUX86State *s);
/* this function must always be used to load data in the segment
cache: it synchronizes the hflags with the segment cache values */
static inline void cpu_x86_load_seg_cache(CPUX86State *env,
int seg_reg, unsigned int selector,
uint8_t *base, unsigned int limit,
unsigned int flags)
{
SegmentCache *sc;
unsigned int new_hflags;
sc = &env->segs[seg_reg];
sc->selector = selector;
sc->base = base;
sc->limit = limit;
sc->flags = flags;
/* update the hidden flags */
new_hflags = (env->segs[R_CS].flags & DESC_B_MASK)
>> (DESC_B_SHIFT - HF_CS32_SHIFT);
new_hflags |= (env->segs[R_SS].flags & DESC_B_MASK)
>> (DESC_B_SHIFT - HF_SS32_SHIFT);
if (!(env->cr[0] & CR0_PE_MASK) || (env->eflags & VM_MASK)) {
/* XXX: try to avoid this test. The problem comes from the
fact that is real mode or vm86 mode we only modify the
'base' and 'selector' fields of the segment cache to go
faster. A solution may be to force addseg to one in
translate-i386.c. */
new_hflags |= HF_ADDSEG_MASK;
} else {
new_hflags |= (((unsigned long)env->segs[R_DS].base |
(unsigned long)env->segs[R_ES].base |
(unsigned long)env->segs[R_SS].base) != 0) <<
HF_ADDSEG_SHIFT;
}
env->hflags = (env->hflags &
~(HF_CS32_MASK | HF_SS32_MASK | HF_ADDSEG_MASK)) | new_hflags;
}
/* wrapper, just in case memory mappings must be changed */
static inline void cpu_x86_set_cpl(CPUX86State *s, int cpl)
{
#if HF_CPL_MASK == 3
s->hflags = (s->hflags & ~HF_CPL_MASK) | cpl;
#else
#error HF_CPL_MASK is hardcoded
#endif
}
/* the following helpers are only usable in user mode simulation as
they can trigger unexpected exceptions */
void cpu_x86_load_seg(CPUX86State *s, int seg_reg, int selector);
void cpu_x86_fsave(CPUX86State *s, uint8_t *ptr, int data32);
void cpu_x86_frstor(CPUX86State *s, uint8_t *ptr, int data32);
/* you can call this signal handler from your SIGBUS and SIGSEGV
signal handlers to inform the virtual CPU of exceptions. non zero
is returned if the signal was handled by the virtual CPU. */
struct siginfo;
int cpu_x86_signal_handler(int host_signum, struct siginfo *info,
void *puc);
/* MMU defines */
void cpu_x86_init_mmu(CPUX86State *env);
extern int phys_ram_size;
extern int phys_ram_fd;
extern uint8_t *phys_ram_base;
/* used to debug */
#define X86_DUMP_FPU 0x0001 /* dump FPU state too */
#define X86_DUMP_CCOP 0x0002 /* dump qemu flag cache */
void cpu_x86_dump_state(CPUX86State *env, FILE *f, int flags);
#define TARGET_PAGE_BITS 12
#include "cpu-all.h"
#endif /* CPU_I386_H */
target-i386/exec.h 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 execution defines
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#include "dyngen-exec.h"
/* at least 4 register variables are defines */
register struct CPUX86State *env asm(AREG0);
register uint32_t T0 asm(AREG1);
register uint32_t T1 asm(AREG2);
register uint32_t T2 asm(AREG3);
#define A0 T2
/* if more registers are available, we define some registers too */
#ifdef AREG4
register uint32_t EAX asm(AREG4);
#define reg_EAX
#endif
#ifdef AREG5
register uint32_t ESP asm(AREG5);
#define reg_ESP
#endif
#ifdef AREG6
register uint32_t EBP asm(AREG6);
#define reg_EBP
#endif
#ifdef AREG7
register uint32_t ECX asm(AREG7);
#define reg_ECX
#endif
#ifdef AREG8
register uint32_t EDX asm(AREG8);
#define reg_EDX
#endif
#ifdef AREG9
register uint32_t EBX asm(AREG9);
#define reg_EBX
#endif
#ifdef AREG10
register uint32_t ESI asm(AREG10);
#define reg_ESI
#endif
#ifdef AREG11
register uint32_t EDI asm(AREG11);
#define reg_EDI
#endif
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 DF (env->df)
#define CC_SRC (env->cc_src)
#define CC_DST (env->cc_dst)
#define CC_OP (env->cc_op)
/* float macros */
#define FT0 (env->ft0)
#define ST0 (env->fpregs[env->fpstt])
#define ST(n) (env->fpregs[(env->fpstt + (n)) & 7])
#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, unsigned cur_eip);
void helper_ljmp_protected_T0_T1(void);
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);
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(unsigned int addr);
void cpu_x86_update_cr0(CPUX86State *env);
void cpu_x86_update_cr3(CPUX86State *env);
void cpu_x86_flush_tlb(CPUX86State *env, uint32_t addr);
int cpu_x86_handle_mmu_fault(CPUX86State *env, uint32_t addr, int is_write);
void tlb_fill(unsigned long addr, int is_write, void *retaddr);
void __hidden cpu_lock(void);
void __hidden cpu_unlock(void);
void do_interrupt(int intno, int is_int, int error_code,
unsigned int next_eip, int is_hw);
void do_interrupt_user(int intno, int is_int, int error_code,
unsigned int next_eip);
void raise_interrupt(int intno, int is_int, int error_code,
unsigned int next_eip);
void raise_exception_err(int exception_index, int error_code);
void raise_exception(int exception_index);
void __hidden cpu_loop_exit(void);
void helper_fsave(uint8_t *ptr, int data32);
void helper_frstor(uint8_t *ptr, int data32);
void OPPROTO op_movl_eflags_T0(void);
void OPPROTO op_movl_T0_eflags(void);
void raise_interrupt(int intno, int is_int, int error_code,
unsigned int next_eip);
void raise_exception_err(int exception_index, int error_code);
void raise_exception(int exception_index);
void helper_divl_EAX_T0(uint32_t eip);
void helper_idivl_EAX_T0(uint32_t eip);
void helper_cmpxchg8b(void);
void helper_cpuid(void);
void helper_rdtsc(void);
void helper_rdmsr(void);
void helper_wrmsr(void);
void helper_lsl(void);
void helper_lar(void);
#ifdef USE_X86LDOUBLE
/* use long double functions */
#define lrint lrintl
#define llrint llrintl
#define fabs fabsl
#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 rint rintl
#endif
extern int lrint(CPU86_LDouble x);
extern int64_t llrint(CPU86_LDouble x);
extern CPU86_LDouble fabs(CPU86_LDouble x);
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);
extern CPU86_LDouble rint(CPU86_LDouble x);
#define RC_MASK 0xc00
#define RC_NEAR 0x000
#define RC_DOWN 0x400
#define RC_UP 0x800
#define RC_CHOP 0xc00
#define MAXTAN 9223372036854775808.0
#ifdef __arm__
/* we have no way to do correct rounding - a FPU emulator is needed */
#define FE_DOWNWARD FE_TONEAREST
#define FE_UPWARD FE_TONEAREST
#define FE_TOWARDZERO FE_TONEAREST
#endif
#ifdef USE_X86LDOUBLE
/* only for x86 */
typedef union {
long double d;
struct {
unsigned long long lower;
unsigned short upper;
} l;
} CPU86_LDoubleU;
/* the following deal with x86 long double-precision numbers */
#define MAXEXPD 0x7fff
#define EXPBIAS 16383
#define EXPD(fp) (fp.l.upper & 0x7fff)
#define SIGND(fp) ((fp.l.upper) & 0x8000)
#define MANTD(fp) (fp.l.lower)
#define BIASEXPONENT(fp) fp.l.upper = (fp.l.upper & ~(0x7fff)) | EXPBIAS
#else
/* NOTE: arm is horrible as double 32 bit words are stored in big endian ! */
typedef union {
double d;
#if !defined(WORDS_BIGENDIAN) && !defined(__arm__)
struct {
uint32_t lower;
int32_t upper;
} l;
#else
struct {
int32_t upper;
uint32_t lower;
} l;
#endif
#ifndef __arm__
int64_t ll;
#endif
} CPU86_LDoubleU;
/* the following deal with IEEE double-precision numbers */
#define MAXEXPD 0x7ff
#define EXPBIAS 1023
#define EXPD(fp) (((fp.l.upper) >> 20) & 0x7FF)
#define SIGND(fp) ((fp.l.upper) & 0x80000000)
#ifdef __arm__
#define MANTD(fp) (fp.l.lower | ((uint64_t)(fp.l.upper & ((1 << 20) - 1)) << 32))
#else
#define MANTD(fp) (fp.ll & ((1LL << 52) - 1))
#endif
#define BIASEXPONENT(fp) fp.l.upper = (fp.l.upper & ~(0x7ff << 20)) | (EXPBIAS << 20)
#endif
static inline void fpush(void)
{
env->fpstt = (env->fpstt - 1) & 7;
env->fptags[env->fpstt] = 0; /* validate stack entry */
}
static inline void fpop(void)
{
env->fptags[env->fpstt] = 1; /* invvalidate stack entry */
env->fpstt = (env->fpstt + 1) & 7;
}
#ifndef USE_X86LDOUBLE
static inline CPU86_LDouble helper_fldt(uint8_t *ptr)
{
CPU86_LDoubleU temp;
int upper, e;
uint64_t ll;
/* mantissa */
upper = lduw(ptr + 8);
/* XXX: handle overflow ? */
e = (upper & 0x7fff) - 16383 + EXPBIAS; /* exponent */
e |= (upper >> 4) & 0x800; /* sign */
ll = (ldq(ptr) >> 11) & ((1LL << 52) - 1);
#ifdef __arm__
temp.l.upper = (e << 20) | (ll >> 32);
temp.l.lower = ll;
#else
temp.ll = ll | ((uint64_t)e << 52);
#endif
return temp.d;
}
static inline void helper_fstt(CPU86_LDouble f, uint8_t *ptr)
{
CPU86_LDoubleU temp;
int e;
temp.d = f;
/* mantissa */
stq(ptr, (MANTD(temp) << 11) | (1LL << 63));
/* exponent + sign */
e = EXPD(temp) - EXPBIAS + 16383;
e |= SIGND(temp) >> 16;
stw(ptr + 8, e);
}
#endif
const CPU86_LDouble f15rk[7];
void helper_fldt_ST0_A0(void);
void helper_fstt_ST0_A0(void);
void helper_fbld_ST0_A0(void);
void helper_fbst_ST0_A0(void);
void helper_f2xm1(void);
void helper_fyl2x(void);
void helper_fptan(void);
void helper_fpatan(void);
void helper_fxtract(void);
void helper_fprem1(void);
void helper_fprem(void);
void helper_fyl2xp1(void);
void helper_fsqrt(void);
void helper_fsincos(void);
void helper_frndint(void);
void helper_fscale(void);
void helper_fsin(void);
void helper_fcos(void);
void helper_fxam_ST0(void);
void helper_fstenv(uint8_t *ptr, int data32);
void helper_fldenv(uint8_t *ptr, int data32);
void helper_fsave(uint8_t *ptr, int data32);
void helper_frstor(uint8_t *ptr, int data32);
const uint8_t parity_table[256];
const uint8_t rclw_table[32];
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);
}
#define FL_UPDATE_MASK32 (TF_MASK | AC_MASK | ID_MASK)
#define FL_UPDATE_CPL0_MASK (TF_MASK | IF_MASK | IOPL_MASK | NT_MASK | \
RF_MASK | AC_MASK | ID_MASK)
/* NOTE: CC_OP must be modified manually to CC_OP_EFLAGS */
static inline void load_eflags(int eflags, int update_mask)
{
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);
}
/* memory access macros */
#define ldul ldl
#define lduq ldq
#define ldul_user ldl_user
#define ldul_kernel ldl_kernel
#define ldub_raw ldub
#define ldsb_raw ldsb
#define lduw_raw lduw
#define ldsw_raw ldsw
#define ldl_raw ldl
#define ldq_raw ldq
#define stb_raw stb
#define stw_raw stw
#define stl_raw stl
#define stq_raw stq
#define MEMUSER 0
#define DATA_SIZE 1
#include "softmmu_header.h"
#define DATA_SIZE 2
#include "softmmu_header.h"
#define DATA_SIZE 4
#include "softmmu_header.h"
#define DATA_SIZE 8
#include "softmmu_header.h"
#undef MEMUSER
#define MEMUSER 1
#define DATA_SIZE 1
#include "softmmu_header.h"
#define DATA_SIZE 2
#include "softmmu_header.h"
#define DATA_SIZE 4
#include "softmmu_header.h"
#define DATA_SIZE 8
#include "softmmu_header.h"
#undef MEMUSER
target-i386/helper.c 0 → 100644
浏览文件 @ 2c0262af
此差异已折叠。
target-i386/helper2.c 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 helpers (without register variable usage)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <signal.h>
#include <assert.h>
#include <sys/mman.h>
#include "cpu.h"
#include "exec-all.h"
//#define DEBUG_MMU
CPUX86State *cpu_x86_init(void)
{
CPUX86State *env;
int i;
static int inited;
cpu_exec_init();
env = malloc(sizeof(CPUX86State));
if (!env)
return NULL;
memset(env, 0, sizeof(CPUX86State));
/* basic FPU init */
for(i = 0;i < 8; i++)
env->fptags[i] = 1;
env->fpuc = 0x37f;
/* flags setup : we activate the IRQs by default as in user mode */
env->eflags = 0x2 | IF_MASK;
tlb_flush(env);
#ifdef CONFIG_SOFTMMU
env->hflags |= HF_SOFTMMU_MASK;
#endif
/* init various static tables */
if (!inited) {
inited = 1;
optimize_flags_init();
}
return env;
}
void cpu_x86_close(CPUX86State *env)
{
free(env);
}
/***********************************************************/
/* x86 debug */
static const char *cc_op_str[] = {
"DYNAMIC",
"EFLAGS",
"MUL",
"ADDB",
"ADDW",
"ADDL",
"ADCB",
"ADCW",
"ADCL",
"SUBB",
"SUBW",
"SUBL",
"SBBB",
"SBBW",
"SBBL",
"LOGICB",
"LOGICW",
"LOGICL",
"INCB",
"INCW",
"INCL",
"DECB",
"DECW",
"DECL",
"SHLB",
"SHLW",
"SHLL",
"SARB",
"SARW",
"SARL",
};
void cpu_x86_dump_state(CPUX86State *env, FILE *f, int flags)
{
int eflags;
char cc_op_name[32];
eflags = env->eflags;
fprintf(f, "EAX=%08x EBX=%08x ECX=%08x EDX=%08x\n"
"ESI=%08x EDI=%08x EBP=%08x ESP=%08x\n"
"EIP=%08x EFL=%08x [%c%c%c%c%c%c%c]\n",
env->regs[R_EAX], env->regs[R_EBX], env->regs[R_ECX], env->regs[R_EDX],
env->regs[R_ESI], env->regs[R_EDI], env->regs[R_EBP], env->regs[R_ESP],
env->eip, eflags,
eflags & DF_MASK ? 'D' : '-',
eflags & CC_O ? 'O' : '-',
eflags & CC_S ? 'S' : '-',
eflags & CC_Z ? 'Z' : '-',
eflags & CC_A ? 'A' : '-',
eflags & CC_P ? 'P' : '-',
eflags & CC_C ? 'C' : '-');
fprintf(f, "CS=%04x SS=%04x DS=%04x ES=%04x FS=%04x GS=%04x\n",
env->segs[R_CS].selector,
env->segs[R_SS].selector,
env->segs[R_DS].selector,
env->segs[R_ES].selector,
env->segs[R_FS].selector,
env->segs[R_GS].selector);
if (flags & X86_DUMP_CCOP) {
if ((unsigned)env->cc_op < CC_OP_NB)
strcpy(cc_op_name, cc_op_str[env->cc_op]);
else
snprintf(cc_op_name, sizeof(cc_op_name), "[%d]", env->cc_op);
fprintf(f, "CCS=%08x CCD=%08x CCO=%-8s\n",
env->cc_src, env->cc_dst, cc_op_name);
}
if (flags & X86_DUMP_FPU) {
fprintf(f, "ST0=%f ST1=%f ST2=%f ST3=%f\n",
(double)env->fpregs[0],
(double)env->fpregs[1],
(double)env->fpregs[2],
(double)env->fpregs[3]);
fprintf(f, "ST4=%f ST5=%f ST6=%f ST7=%f\n",
(double)env->fpregs[4],
(double)env->fpregs[5],
(double)env->fpregs[7],
(double)env->fpregs[8]);
}
}
/***********************************************************/
/* x86 mmu */
/* XXX: add PGE support */
/* called when cr3 or PG bit are modified */
static int last_pg_state = -1;
static int last_pe_state = 0;
int phys_ram_size;
int phys_ram_fd;
uint8_t *phys_ram_base;
void cpu_x86_update_cr0(CPUX86State *env)
{
int pg_state, pe_state;
#ifdef DEBUG_MMU
printf("CR0 update: CR0=0x%08x\n", env->cr[0]);
#endif
pg_state = env->cr[0] & CR0_PG_MASK;
if (pg_state != last_pg_state) {
page_unmap();
tlb_flush(env);
last_pg_state = pg_state;
}
pe_state = env->cr[0] & CR0_PE_MASK;
if (last_pe_state != pe_state) {
tb_flush();
last_pe_state = pe_state;
}
}
void cpu_x86_update_cr3(CPUX86State *env)
{
if (env->cr[0] & CR0_PG_MASK) {
#if defined(DEBUG_MMU)
printf("CR3 update: CR3=%08x\n", env->cr[3]);
#endif
page_unmap();
tlb_flush(env);
}
}
void cpu_x86_init_mmu(CPUX86State *env)
{
last_pg_state = -1;
cpu_x86_update_cr0(env);
}
/* XXX: also flush 4MB pages */
void cpu_x86_flush_tlb(CPUX86State *env, uint32_t addr)
{
int flags;
unsigned long virt_addr;
tlb_flush_page(env, addr);
flags = page_get_flags(addr);
if (flags & PAGE_VALID) {
virt_addr = addr & ~0xfff;
munmap((void *)virt_addr, 4096);
page_set_flags(virt_addr, virt_addr + 4096, 0);
}
}
/* return value:
-1 = cannot handle fault
0 = nothing more to do
1 = generate PF fault
2 = soft MMU activation required for this block
*/
int cpu_x86_handle_mmu_fault(CPUX86State *env, uint32_t addr, int is_write)
{
uint8_t *pde_ptr, *pte_ptr;
uint32_t pde, pte, virt_addr;
int cpl, error_code, is_dirty, is_user, prot, page_size, ret;
unsigned long pd;
cpl = env->hflags & HF_CPL_MASK;
is_user = (cpl == 3);
#ifdef DEBUG_MMU
printf("MMU fault: addr=0x%08x w=%d u=%d eip=%08x\n",
addr, is_write, is_user, env->eip);
#endif
if (env->user_mode_only) {
/* user mode only emulation */
error_code = 0;
goto do_fault;
}
if (!(env->cr[0] & CR0_PG_MASK)) {
pte = addr;
virt_addr = addr & ~0xfff;
prot = PROT_READ | PROT_WRITE;
page_size = 4096;
goto do_mapping;
}
/* page directory entry */
pde_ptr = phys_ram_base + ((env->cr[3] & ~0xfff) + ((addr >> 20) & ~3));
pde = ldl(pde_ptr);
if (!(pde & PG_PRESENT_MASK)) {
error_code = 0;
goto do_fault;
}
if (is_user) {
if (!(pde & PG_USER_MASK))
goto do_fault_protect;
if (is_write && !(pde & PG_RW_MASK))
goto do_fault_protect;
} else {
if ((env->cr[0] & CR0_WP_MASK) && (pde & PG_USER_MASK) &&
is_write && !(pde & PG_RW_MASK))
goto do_fault_protect;
}
/* if PSE bit is set, then we use a 4MB page */
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
is_dirty = is_write && !(pde & PG_DIRTY_MASK);
if (!(pde & PG_ACCESSED_MASK)) {
pde |= PG_ACCESSED_MASK;
if (is_dirty)
pde |= PG_DIRTY_MASK;
stl(pde_ptr, pde);
}
pte = pde & ~0x003ff000; /* align to 4MB */
page_size = 4096 * 1024;
virt_addr = addr & ~0x003fffff;
} else {
if (!(pde & PG_ACCESSED_MASK)) {
pde |= PG_ACCESSED_MASK;
stl(pde_ptr, pde);
}
/* page directory entry */
pte_ptr = phys_ram_base + ((pde & ~0xfff) + ((addr >> 10) & 0xffc));
pte = ldl(pte_ptr);
if (!(pte & PG_PRESENT_MASK)) {
error_code = 0;
goto do_fault;
}
if (is_user) {
if (!(pte & PG_USER_MASK))
goto do_fault_protect;
if (is_write && !(pte & PG_RW_MASK))
goto do_fault_protect;
} else {
if ((env->cr[0] & CR0_WP_MASK) && (pte & PG_USER_MASK) &&
is_write && !(pte & PG_RW_MASK))
goto do_fault_protect;
}
is_dirty = is_write && !(pte & PG_DIRTY_MASK);
if (!(pte & PG_ACCESSED_MASK) || is_dirty) {
pte |= PG_ACCESSED_MASK;
if (is_dirty)
pte |= PG_DIRTY_MASK;
stl(pte_ptr, pte);
}
page_size = 4096;
virt_addr = addr & ~0xfff;
}
/* the page can be put in the TLB */
prot = PROT_READ;
if (is_user) {
if (pte & PG_RW_MASK)
prot |= PROT_WRITE;
} else {
if (!(env->cr[0] & CR0_WP_MASK) || !(pte & PG_USER_MASK) ||
(pte & PG_RW_MASK))
prot |= PROT_WRITE;
}
do_mapping:
if (env->hflags & HF_SOFTMMU_MASK) {
unsigned long paddr, vaddr, address, addend, page_offset;
int index;
/* software MMU case. Even if 4MB pages, we map only one 4KB
page in the cache to avoid filling it too fast */
page_offset = (addr & ~0xfff) & (page_size - 1);
paddr = (pte & ~0xfff) + page_offset;
vaddr = virt_addr + page_offset;
index = (addr >> 12) & (CPU_TLB_SIZE - 1);
pd = physpage_find(paddr);
if (pd & 0xfff) {
/* IO memory case */
address = vaddr | pd;
addend = paddr;
} else {
/* standard memory */
address = vaddr;
addend = (unsigned long)phys_ram_base + pd;
}
addend -= vaddr;
env->tlb_read[is_user][index].address = address;
env->tlb_read[is_user][index].addend = addend;
if (prot & PROT_WRITE) {
env->tlb_write[is_user][index].address = address;
env->tlb_write[is_user][index].addend = addend;
}
}
ret = 0;
/* XXX: incorrect for 4MB pages */
pd = physpage_find(pte & ~0xfff);
if ((pd & 0xfff) != 0) {
/* IO access: no mapping is done as it will be handled by the
soft MMU */
if (!(env->hflags & HF_SOFTMMU_MASK))
ret = 2;
} else {
void *map_addr;
map_addr = mmap((void *)virt_addr, page_size, prot,
MAP_SHARED | MAP_FIXED, phys_ram_fd, pd);
if (map_addr == MAP_FAILED) {
fprintf(stderr,
"mmap failed when mapped physical address 0x%08x to virtual address 0x%08x\n",
pte & ~0xfff, virt_addr);
exit(1);
}
#ifdef DEBUG_MMU
printf("mmaping 0x%08x to virt 0x%08x pse=%d\n",
pte & ~0xfff, virt_addr, (page_size != 4096));
#endif
page_set_flags(virt_addr, virt_addr + page_size,
PAGE_VALID | PAGE_EXEC | prot);
}
return ret;
do_fault_protect:
error_code = PG_ERROR_P_MASK;
do_fault:
env->cr[2] = addr;
env->error_code = (is_write << PG_ERROR_W_BIT) | error_code;
if (is_user)
env->error_code |= PG_ERROR_U_MASK;
return 1;
}
target-i386/op.c 0 → 100644
浏览文件 @ 2c0262af
此差异已折叠。
target-i386/opreg_template.h 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 micro operations (templates for various register related
* operations)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
void OPPROTO glue(op_movl_A0,REGNAME)(void)
{
A0 = REG;
}
void OPPROTO glue(op_addl_A0,REGNAME)(void)
{
A0 += REG;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s1)(void)
{
A0 += REG << 1;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s2)(void)
{
A0 += REG << 2;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s3)(void)
{
A0 += REG << 3;
}
void OPPROTO glue(op_movl_T0,REGNAME)(void)
{
T0 = REG;
}
void OPPROTO glue(op_movl_T1,REGNAME)(void)
{
T1 = REG;
}
void OPPROTO glue(op_movh_T0,REGNAME)(void)
{
T0 = REG >> 8;
}
void OPPROTO glue(op_movh_T1,REGNAME)(void)
{
T1 = REG >> 8;
}
void OPPROTO glue(glue(op_movl,REGNAME),_T0)(void)
{
REG = T0;
}
void OPPROTO glue(glue(op_movl,REGNAME),_T1)(void)
{
REG = T1;
}
void OPPROTO glue(glue(op_movl,REGNAME),_A0)(void)
{
REG = A0;
}
/* mov T1 to REG if T0 is true */
void OPPROTO glue(glue(op_cmovw,REGNAME),_T1_T0)(void)
{
if (T0)
REG = (REG & 0xffff0000) | (T1 & 0xffff);
}
void OPPROTO glue(glue(op_cmovl,REGNAME),_T1_T0)(void)
{
if (T0)
REG = T1;
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_T0)(void)
{
REG = (REG & 0xffff0000) | (T0 & 0xffff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_T1)(void)
{
REG = (REG & 0xffff0000) | (T1 & 0xffff);
}
/* NOTE: A0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_A0)(void)
{
REG = (REG & 0xffff0000) | (A0 & 0xffff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movb,REGNAME),_T0)(void)
{
REG = (REG & 0xffffff00) | (T0 & 0xff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movh,REGNAME),_T0)(void)
{
REG = (REG & 0xffff00ff) | ((T0 & 0xff) << 8);
}
/* NOTE: T1 high order bits are ignored */
void OPPROTO glue(glue(op_movb,REGNAME),_T1)(void)
{
REG = (REG & 0xffffff00) | (T1 & 0xff);
}
/* NOTE: T1 high order bits are ignored */
void OPPROTO glue(glue(op_movh,REGNAME),_T1)(void)
{
REG = (REG & 0xffff00ff) | ((T1 & 0xff) << 8);
}
target-i386/ops_mem.h 0 → 100644
浏览文件 @ 2c0262af
void OPPROTO glue(glue(op_ldub, MEMSUFFIX), _T0_A0)(void)
{
T0 = glue(ldub, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_ldsb, MEMSUFFIX), _T0_A0)(void)
{
T0 = glue(ldsb, MEMSUFFIX)((int8_t *)A0);
}
void OPPROTO glue(glue(op_lduw, MEMSUFFIX), _T0_A0)(void)
{
T0 = glue(lduw, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_ldsw, MEMSUFFIX), _T0_A0)(void)
{
T0 = glue(ldsw, MEMSUFFIX)((int8_t *)A0);
}
void OPPROTO glue(glue(op_ldl, MEMSUFFIX), _T0_A0)(void)
{
T0 = glue(ldl, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_ldub, MEMSUFFIX), _T1_A0)(void)
{
T1 = glue(ldub, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_ldsb, MEMSUFFIX), _T1_A0)(void)
{
T1 = glue(ldsb, MEMSUFFIX)((int8_t *)A0);
}
void OPPROTO glue(glue(op_lduw, MEMSUFFIX), _T1_A0)(void)
{
T1 = glue(lduw, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_ldsw, MEMSUFFIX), _T1_A0)(void)
{
T1 = glue(ldsw, MEMSUFFIX)((int8_t *)A0);
}
void OPPROTO glue(glue(op_ldl, MEMSUFFIX), _T1_A0)(void)
{
T1 = glue(ldl, MEMSUFFIX)((uint8_t *)A0);
}
void OPPROTO glue(glue(op_stb, MEMSUFFIX), _T0_A0)(void)
{
glue(stb, MEMSUFFIX)((uint8_t *)A0, T0);
}
void OPPROTO glue(glue(op_stw, MEMSUFFIX), _T0_A0)(void)
{
glue(stw, MEMSUFFIX)((uint8_t *)A0, T0);
}
void OPPROTO glue(glue(op_stl, MEMSUFFIX), _T0_A0)(void)
{
glue(stl, MEMSUFFIX)((uint8_t *)A0, T0);
}
#undef MEMSUFFIX
target-i386/ops_template.h 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 micro operations (included several times to generate
* different operand sizes)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#define DATA_BITS (1 << (3 + SHIFT))
#define SHIFT_MASK (DATA_BITS - 1)
#define SIGN_MASK (1 << (DATA_BITS - 1))
#if DATA_BITS == 8
#define SUFFIX b
#define DATA_TYPE uint8_t
#define DATA_STYPE int8_t
#define DATA_MASK 0xff
#elif DATA_BITS == 16
#define SUFFIX w
#define DATA_TYPE uint16_t
#define DATA_STYPE int16_t
#define DATA_MASK 0xffff
#elif DATA_BITS == 32
#define SUFFIX l
#define DATA_TYPE uint32_t
#define DATA_STYPE int32_t
#define DATA_MASK 0xffffffff
#else
#error unhandled operand size
#endif
/* dynamic flags computation */
static int glue(compute_all_add, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_SRC;
src2 = CC_DST - CC_SRC;
cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_add, SUFFIX)(void)
{
int src1, cf;
src1 = CC_SRC;
cf = (DATA_TYPE)CC_DST < (DATA_TYPE)src1;
return cf;
}
static int glue(compute_all_adc, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_SRC;
src2 = CC_DST - CC_SRC - 1;
cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = lshift((src1 ^ src2 ^ -1) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_adc, SUFFIX)(void)
{
int src1, cf;
src1 = CC_SRC;
cf = (DATA_TYPE)CC_DST <= (DATA_TYPE)src1;
return cf;
}
static int glue(compute_all_sub, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_sub, SUFFIX)(void)
{
int src1, src2, cf;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
cf = (DATA_TYPE)src1 < (DATA_TYPE)src2;
return cf;
}
static int glue(compute_all_sbb, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_DST + CC_SRC + 1;
src2 = CC_SRC;
cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = lshift((src1 ^ src2) & (src1 ^ CC_DST), 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_sbb, SUFFIX)(void)
{
int src1, src2, cf;
src1 = CC_DST + CC_SRC + 1;
src2 = CC_SRC;
cf = (DATA_TYPE)src1 <= (DATA_TYPE)src2;
return cf;
}
static int glue(compute_all_logic, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
cf = 0;
pf = parity_table[(uint8_t)CC_DST];
af = 0;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = 0;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_logic, SUFFIX)(void)
{
return 0;
}
static int glue(compute_all_inc, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_DST - 1;
src2 = 1;
cf = CC_SRC;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = ((CC_DST & DATA_MASK) == SIGN_MASK) << 11;
return cf | pf | af | zf | sf | of;
}
#if DATA_BITS == 32
static int glue(compute_c_inc, SUFFIX)(void)
{
return CC_SRC;
}
#endif
static int glue(compute_all_dec, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
int src1, src2;
src1 = CC_DST + 1;
src2 = 1;
cf = CC_SRC;
pf = parity_table[(uint8_t)CC_DST];
af = (CC_DST ^ src1 ^ src2) & 0x10;
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
of = ((CC_DST & DATA_MASK) == ((uint32_t)SIGN_MASK - 1)) << 11;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_all_shl, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
cf = (CC_SRC >> (DATA_BITS - 1)) & CC_C;
pf = parity_table[(uint8_t)CC_DST];
af = 0; /* undefined */
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
/* of is defined if shift count == 1 */
of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
static int glue(compute_c_shl, SUFFIX)(void)
{
return (CC_SRC >> (DATA_BITS - 1)) & CC_C;
}
#if DATA_BITS == 32
static int glue(compute_c_sar, SUFFIX)(void)
{
return CC_SRC & 1;
}
#endif
static int glue(compute_all_sar, SUFFIX)(void)
{
int cf, pf, af, zf, sf, of;
cf = CC_SRC & 1;
pf = parity_table[(uint8_t)CC_DST];
af = 0; /* undefined */
zf = ((DATA_TYPE)CC_DST == 0) << 6;
sf = lshift(CC_DST, 8 - DATA_BITS) & 0x80;
/* of is defined if shift count == 1 */
of = lshift(CC_SRC ^ CC_DST, 12 - DATA_BITS) & CC_O;
return cf | pf | af | zf | sf | of;
}
/* various optimized jumps cases */
void OPPROTO glue(op_jb_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
if ((DATA_TYPE)src1 < (DATA_TYPE)src2)
JUMP_TB(glue(op_jb_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_jb_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
void OPPROTO glue(op_jz_sub, SUFFIX)(void)
{
if ((DATA_TYPE)CC_DST == 0)
JUMP_TB(glue(op_jz_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_jz_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
void OPPROTO glue(op_jbe_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
if ((DATA_TYPE)src1 <= (DATA_TYPE)src2)
JUMP_TB(glue(op_jbe_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_jbe_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
void OPPROTO glue(op_js_sub, SUFFIX)(void)
{
if (CC_DST & SIGN_MASK)
JUMP_TB(glue(op_js_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_js_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
void OPPROTO glue(op_jl_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
if ((DATA_STYPE)src1 < (DATA_STYPE)src2)
JUMP_TB(glue(op_jl_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_jl_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
void OPPROTO glue(op_jle_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
if ((DATA_STYPE)src1 <= (DATA_STYPE)src2)
JUMP_TB(glue(op_jle_sub, SUFFIX), PARAM1, 0, PARAM2);
else
JUMP_TB(glue(op_jle_sub, SUFFIX), PARAM1, 1, PARAM3);
FORCE_RET();
}
/* oldies */
#if DATA_BITS >= 16
void OPPROTO glue(op_loopnz, SUFFIX)(void)
{
unsigned int tmp;
int eflags;
eflags = cc_table[CC_OP].compute_all();
tmp = (ECX - 1) & DATA_MASK;
ECX = (ECX & ~DATA_MASK) | tmp;
if (tmp != 0 && !(eflags & CC_Z))
EIP = PARAM1;
else
EIP = PARAM2;
FORCE_RET();
}
void OPPROTO glue(op_loopz, SUFFIX)(void)
{
unsigned int tmp;
int eflags;
eflags = cc_table[CC_OP].compute_all();
tmp = (ECX - 1) & DATA_MASK;
ECX = (ECX & ~DATA_MASK) | tmp;
if (tmp != 0 && (eflags & CC_Z))
EIP = PARAM1;
else
EIP = PARAM2;
FORCE_RET();
}
void OPPROTO glue(op_loop, SUFFIX)(void)
{
unsigned int tmp;
tmp = (ECX - 1) & DATA_MASK;
ECX = (ECX & ~DATA_MASK) | tmp;
if (tmp != 0)
EIP = PARAM1;
else
EIP = PARAM2;
FORCE_RET();
}
void OPPROTO glue(op_jecxz, SUFFIX)(void)
{
if ((DATA_TYPE)ECX == 0)
EIP = PARAM1;
else
EIP = PARAM2;
FORCE_RET();
}
#endif
/* various optimized set cases */
void OPPROTO glue(op_setb_T0_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
T0 = ((DATA_TYPE)src1 < (DATA_TYPE)src2);
}
void OPPROTO glue(op_setz_T0_sub, SUFFIX)(void)
{
T0 = ((DATA_TYPE)CC_DST == 0);
}
void OPPROTO glue(op_setbe_T0_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
T0 = ((DATA_TYPE)src1 <= (DATA_TYPE)src2);
}
void OPPROTO glue(op_sets_T0_sub, SUFFIX)(void)
{
T0 = lshift(CC_DST, -(DATA_BITS - 1)) & 1;
}
void OPPROTO glue(op_setl_T0_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
T0 = ((DATA_STYPE)src1 < (DATA_STYPE)src2);
}
void OPPROTO glue(op_setle_T0_sub, SUFFIX)(void)
{
int src1, src2;
src1 = CC_DST + CC_SRC;
src2 = CC_SRC;
T0 = ((DATA_STYPE)src1 <= (DATA_STYPE)src2);
}
/* shifts */
void OPPROTO glue(glue(op_shl, SUFFIX), _T0_T1)(void)
{
int count;
count = T1 & 0x1f;
T0 = T0 << count;
FORCE_RET();
}
void OPPROTO glue(glue(op_shr, SUFFIX), _T0_T1)(void)
{
int count;
count = T1 & 0x1f;
T0 &= DATA_MASK;
T0 = T0 >> count;
FORCE_RET();
}
void OPPROTO glue(glue(op_sar, SUFFIX), _T0_T1)(void)
{
int count, src;
count = T1 & 0x1f;
src = (DATA_STYPE)T0;
T0 = src >> count;
FORCE_RET();
}
#undef MEM_WRITE
#include "ops_template_mem.h"
#define MEM_WRITE
#include "ops_template_mem.h"
/* bit operations */
#if DATA_BITS >= 16
void OPPROTO glue(glue(op_bt, SUFFIX), _T0_T1_cc)(void)
{
int count;
count = T1 & SHIFT_MASK;
CC_SRC = T0 >> count;
}
void OPPROTO glue(glue(op_bts, SUFFIX), _T0_T1_cc)(void)
{
int count;
count = T1 & SHIFT_MASK;
T1 = T0 >> count;
T0 |= (1 << count);
}
void OPPROTO glue(glue(op_btr, SUFFIX), _T0_T1_cc)(void)
{
int count;
count = T1 & SHIFT_MASK;
T1 = T0 >> count;
T0 &= ~(1 << count);
}
void OPPROTO glue(glue(op_btc, SUFFIX), _T0_T1_cc)(void)
{
int count;
count = T1 & SHIFT_MASK;
T1 = T0 >> count;
T0 ^= (1 << count);
}
void OPPROTO glue(glue(op_bsf, SUFFIX), _T0_cc)(void)
{
int res, count;
res = T0 & DATA_MASK;
if (res != 0) {
count = 0;
while ((res & 1) == 0) {
count++;
res >>= 1;
}
T0 = count;
CC_DST = 1; /* ZF = 1 */
} else {
CC_DST = 0; /* ZF = 1 */
}
FORCE_RET();
}
void OPPROTO glue(glue(op_bsr, SUFFIX), _T0_cc)(void)
{
int res, count;
res = T0 & DATA_MASK;
if (res != 0) {
count = DATA_BITS - 1;
while ((res & SIGN_MASK) == 0) {
count--;
res <<= 1;
}
T0 = count;
CC_DST = 1; /* ZF = 1 */
} else {
CC_DST = 0; /* ZF = 1 */
}
FORCE_RET();
}
#endif
#if DATA_BITS == 32
void OPPROTO op_update_bt_cc(void)
{
CC_SRC = T1;
}
#endif
/* string operations */
void OPPROTO glue(op_movl_T0_Dshift, SUFFIX)(void)
{
T0 = DF << SHIFT;
}
void OPPROTO glue(op_string_jz_sub, SUFFIX)(void)
{
if ((DATA_TYPE)CC_DST == 0)
JUMP_TB2(glue(op_string_jz_sub, SUFFIX), PARAM1, 1);
FORCE_RET();
}
void OPPROTO glue(op_string_jnz_sub, SUFFIX)(void)
{
if ((DATA_TYPE)CC_DST != 0)
JUMP_TB2(glue(op_string_jnz_sub, SUFFIX), PARAM1, 1);
FORCE_RET();
}
void OPPROTO glue(glue(op_string_jz_sub, SUFFIX), _im)(void)
{
if ((DATA_TYPE)CC_DST == 0) {
EIP = PARAM1;
if (env->eflags & TF_MASK) {
raise_exception(EXCP01_SSTP);
}
T0 = 0;
EXIT_TB();
}
FORCE_RET();
}
void OPPROTO glue(glue(op_string_jnz_sub, SUFFIX), _im)(void)
{
if ((DATA_TYPE)CC_DST != 0) {
EIP = PARAM1;
if (env->eflags & TF_MASK) {
raise_exception(EXCP01_SSTP);
}
T0 = 0;
EXIT_TB();
}
FORCE_RET();
}
#if DATA_BITS >= 16
void OPPROTO glue(op_jz_ecx, SUFFIX)(void)
{
if ((DATA_TYPE)ECX == 0)
JUMP_TB(glue(op_jz_ecx, SUFFIX), PARAM1, 1, PARAM2);
FORCE_RET();
}
void OPPROTO glue(glue(op_jz_ecx, SUFFIX), _im)(void)
{
if ((DATA_TYPE)ECX == 0) {
EIP = PARAM1;
if (env->eflags & TF_MASK) {
raise_exception(EXCP01_SSTP);
}
T0 = 0;
EXIT_TB();
}
FORCE_RET();
}
#endif
/* port I/O */
void OPPROTO glue(glue(op_out, SUFFIX), _T0_T1)(void)
{
glue(cpu_x86_out, SUFFIX)(env, T0 & 0xffff, T1 & DATA_MASK);
}
void OPPROTO glue(glue(op_in, SUFFIX), _T0_T1)(void)
{
T1 = glue(cpu_x86_in, SUFFIX)(env, T0 & 0xffff);
}
void OPPROTO glue(glue(op_in, SUFFIX), _DX_T0)(void)
{
T0 = glue(cpu_x86_in, SUFFIX)(env, EDX & 0xffff);
}
void OPPROTO glue(glue(op_out, SUFFIX), _DX_T0)(void)
{
glue(cpu_x86_out, SUFFIX)(env, EDX & 0xffff, T0);
}
#undef DATA_BITS
#undef SHIFT_MASK
#undef SIGN_MASK
#undef DATA_TYPE
#undef DATA_STYPE
#undef DATA_MASK
#undef SUFFIX
target-i386/ops_template_mem.h 0 → 100644
浏览文件 @ 2c0262af
/*
* i386 micro operations (included several times to generate
* different operand sizes)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* 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
*/
#ifdef MEM_WRITE
#if DATA_BITS == 8
#define MEM_SUFFIX b_mem
#elif DATA_BITS == 16
#define MEM_SUFFIX w_mem
#elif DATA_BITS == 32
#define MEM_SUFFIX l_mem
#endif
#else
#define MEM_SUFFIX SUFFIX
#endif
void OPPROTO glue(glue(op_rol, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, src;
count = T1 & SHIFT_MASK;
if (count) {
src = T0;
T0 &= DATA_MASK;
T0 = (T0 << count) | (T0 >> (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#else
/* gcc 3.2 workaround. This is really a bug in gcc. */
asm volatile("" : : "r" (T0));
#endif
CC_SRC = (cc_table[CC_OP].compute_all() & ~(CC_O | CC_C)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
(T0 & CC_C);
CC_OP = CC_OP_EFLAGS;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_ror, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, src;
count = T1 & SHIFT_MASK;
if (count) {
src = T0;
T0 &= DATA_MASK;
T0 = (T0 >> count) | (T0 << (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#else
/* gcc 3.2 workaround. This is really a bug in gcc. */
asm volatile("" : : "r" (T0));
#endif
CC_SRC = (cc_table[CC_OP].compute_all() & ~(CC_O | CC_C)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
((T0 >> (DATA_BITS - 1)) & CC_C);
CC_OP = CC_OP_EFLAGS;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_rol, MEM_SUFFIX), _T0_T1)(void)
{
int count;
count = T1 & SHIFT_MASK;
if (count) {
T0 &= DATA_MASK;
T0 = (T0 << count) | (T0 >> (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
}
FORCE_RET();
}
void OPPROTO glue(glue(op_ror, MEM_SUFFIX), _T0_T1)(void)
{
int count;
count = T1 & SHIFT_MASK;
if (count) {
T0 &= DATA_MASK;
T0 = (T0 >> count) | (T0 << (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
}
FORCE_RET();
}
void OPPROTO glue(glue(op_rcl, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, res, eflags;
unsigned int src;
count = T1 & 0x1f;
#if DATA_BITS == 16
count = rclw_table[count];
#elif DATA_BITS == 8
count = rclb_table[count];
#endif
if (count) {
eflags = cc_table[CC_OP].compute_all();
T0 &= DATA_MASK;
src = T0;
res = (T0 << count) | ((eflags & CC_C) << (count - 1));
if (count > 1)
res |= T0 >> (DATA_BITS + 1 - count);
T0 = res;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = (eflags & ~(CC_C | CC_O)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
((src >> (DATA_BITS - count)) & CC_C);
CC_OP = CC_OP_EFLAGS;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_rcr, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, res, eflags;
unsigned int src;
count = T1 & 0x1f;
#if DATA_BITS == 16
count = rclw_table[count];
#elif DATA_BITS == 8
count = rclb_table[count];
#endif
if (count) {
eflags = cc_table[CC_OP].compute_all();
T0 &= DATA_MASK;
src = T0;
res = (T0 >> count) | ((eflags & CC_C) << (DATA_BITS - count));
if (count > 1)
res |= T0 << (DATA_BITS + 1 - count);
T0 = res;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = (eflags & ~(CC_C | CC_O)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
((src >> (count - 1)) & CC_C);
CC_OP = CC_OP_EFLAGS;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_shl, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, src;
count = T1 & 0x1f;
if (count) {
src = (DATA_TYPE)T0 << (count - 1);
T0 = T0 << count;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
CC_OP = CC_OP_SHLB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_shr, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, src;
count = T1 & 0x1f;
if (count) {
T0 &= DATA_MASK;
src = T0 >> (count - 1);
T0 = T0 >> count;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
CC_OP = CC_OP_SARB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_sar, MEM_SUFFIX), _T0_T1_cc)(void)
{
int count, src;
count = T1 & 0x1f;
if (count) {
src = (DATA_STYPE)T0;
T0 = src >> count;
src = src >> (count - 1);
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
CC_OP = CC_OP_SARB + SHIFT;
}
FORCE_RET();
}
#if DATA_BITS == 16
/* XXX: overflow flag might be incorrect in some cases in shldw */
void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_im_cc)(void)
{
int count;
unsigned int res, tmp;
count = PARAM1;
T1 &= 0xffff;
res = T1 | (T0 << 16);
tmp = res >> (32 - count);
res <<= count;
if (count > 16)
res |= T1 << (count - 16);
T0 = res >> 16;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
}
void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
{
int count;
unsigned int res, tmp;
count = ECX & 0x1f;
if (count) {
T1 &= 0xffff;
res = T1 | (T0 << 16);
tmp = res >> (32 - count);
res <<= count;
if (count > 16)
res |= T1 << (count - 16);
T0 = res >> 16;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
CC_OP = CC_OP_SARB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_im_cc)(void)
{
int count;
unsigned int res, tmp;
count = PARAM1;
res = (T0 & 0xffff) | (T1 << 16);
tmp = res >> (count - 1);
res >>= count;
if (count > 16)
res |= T1 << (32 - count);
T0 = res;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
}
void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
{
int count;
unsigned int res, tmp;
count = ECX & 0x1f;
if (count) {
res = (T0 & 0xffff) | (T1 << 16);
tmp = res >> (count - 1);
res >>= count;
if (count > 16)
res |= T1 << (32 - count);
T0 = res;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
CC_OP = CC_OP_SARB + SHIFT;
}
FORCE_RET();
}
#endif
#if DATA_BITS == 32
void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_im_cc)(void)
{
int count, tmp;
count = PARAM1;
T0 &= DATA_MASK;
T1 &= DATA_MASK;
tmp = T0 << (count - 1);
T0 = (T0 << count) | (T1 >> (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
}
void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
{
int count, tmp;
count = ECX & 0x1f;
if (count) {
T0 &= DATA_MASK;
T1 &= DATA_MASK;
tmp = T0 << (count - 1);
T0 = (T0 << count) | (T1 >> (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
CC_OP = CC_OP_SHLB + SHIFT;
}
FORCE_RET();
}
void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_im_cc)(void)
{
int count, tmp;
count = PARAM1;
T0 &= DATA_MASK;
T1 &= DATA_MASK;
tmp = T0 >> (count - 1);
T0 = (T0 >> count) | (T1 << (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
}
void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
{
int count, tmp;
count = ECX & 0x1f;
if (count) {
T0 &= DATA_MASK;
T1 &= DATA_MASK;
tmp = T0 >> (count - 1);
T0 = (T0 >> count) | (T1 << (DATA_BITS - count));
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
CC_OP = CC_OP_SARB + SHIFT;
}
FORCE_RET();
}
#endif
/* carry add/sub (we only need to set CC_OP differently) */
void OPPROTO glue(glue(op_adc, MEM_SUFFIX), _T0_T1_cc)(void)
{
int cf;
cf = cc_table[CC_OP].compute_c();
T0 = T0 + T1 + cf;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = T1;
CC_DST = T0;
CC_OP = CC_OP_ADDB + SHIFT + cf * 3;
}
void OPPROTO glue(glue(op_sbb, MEM_SUFFIX), _T0_T1_cc)(void)
{
int cf;
cf = cc_table[CC_OP].compute_c();
T0 = T0 - T1 - cf;
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = T1;
CC_DST = T0;
CC_OP = CC_OP_SUBB + SHIFT + cf * 3;
}
void OPPROTO glue(glue(op_cmpxchg, MEM_SUFFIX), _T0_T1_EAX_cc)(void)
{
unsigned int src, dst;
src = T0;
dst = EAX - T0;
if ((DATA_TYPE)dst == 0) {
T0 = T1;
} else {
EAX = (EAX & ~DATA_MASK) | (T0 & DATA_MASK);
}
#ifdef MEM_WRITE
glue(st, SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = dst;
FORCE_RET();
}
#undef MEM_SUFFIX
#undef MEM_WRITE
target-i386/translate.c 0 → 100644
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