PowerPC support (Jocelyn Mayer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@472 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
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129
linux-user/ppc/syscall.h
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129
linux-user/ppc/syscall.h
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@ -0,0 +1,129 @@
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/*
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* PPC emulation for qemu: syscall definitions.
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*
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* Copyright (c) 2003 Jocelyn Mayer
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* XXX: ABSOLUTELY BUGGY:
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* for now, this is quite just a cut-and-paste from i386 target...
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*/
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/* default linux values for the selectors */
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#define __USER_DS (1)
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struct target_pt_regs {
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unsigned long gpr[32];
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unsigned long nip;
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unsigned long msr;
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unsigned long orig_gpr3; /* Used for restarting system calls */
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unsigned long ctr;
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unsigned long link;
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unsigned long xer;
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unsigned long ccr;
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unsigned long mq; /* 601 only (not used at present) */
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/* Used on APUS to hold IPL value. */
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unsigned long trap; /* Reason for being here */
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unsigned long dar; /* Fault registers */
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unsigned long dsisr;
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unsigned long result; /* Result of a system call */
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};
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/* ioctls */
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struct target_revectored_struct {
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target_ulong __map[8]; /* 256 bits */
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};
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/*
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* flags masks
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*/
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/* ipcs */
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#define TARGET_SEMOP 1
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#define TARGET_SEMGET 2
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#define TARGET_SEMCTL 3
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#define TARGET_MSGSND 11
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#define TARGET_MSGRCV 12
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#define TARGET_MSGGET 13
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#define TARGET_MSGCTL 14
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#define TARGET_SHMAT 21
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#define TARGET_SHMDT 22
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#define TARGET_SHMGET 23
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#define TARGET_SHMCTL 24
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struct target_msgbuf {
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int mtype;
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char mtext[1];
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};
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struct target_ipc_kludge {
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unsigned int msgp; /* Really (struct msgbuf *) */
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int msgtyp;
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};
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struct target_ipc_perm {
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int key;
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unsigned short uid;
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unsigned short gid;
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unsigned short cuid;
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unsigned short cgid;
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unsigned short mode;
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unsigned short seq;
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};
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struct target_msqid_ds {
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struct target_ipc_perm msg_perm;
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unsigned int msg_first; /* really struct target_msg* */
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unsigned int msg_last; /* really struct target_msg* */
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unsigned int msg_stime; /* really target_time_t */
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unsigned int msg_rtime; /* really target_time_t */
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unsigned int msg_ctime; /* really target_time_t */
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unsigned int wwait; /* really struct wait_queue* */
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unsigned int rwait; /* really struct wait_queue* */
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unsigned short msg_cbytes;
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unsigned short msg_qnum;
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unsigned short msg_qbytes;
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unsigned short msg_lspid;
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unsigned short msg_lrpid;
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};
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struct target_shmid_ds {
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struct target_ipc_perm shm_perm;
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int shm_segsz;
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unsigned int shm_atime; /* really target_time_t */
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unsigned int shm_dtime; /* really target_time_t */
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unsigned int shm_ctime; /* really target_time_t */
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unsigned short shm_cpid;
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unsigned short shm_lpid;
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short shm_nattch;
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unsigned short shm_npages;
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unsigned long *shm_pages;
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void *attaches; /* really struct shm_desc * */
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};
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#define TARGET_IPC_RMID 0
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#define TARGET_IPC_SET 1
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#define TARGET_IPC_STAT 2
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union target_semun {
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int val;
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unsigned int buf; /* really struct semid_ds * */
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unsigned int array; /* really unsigned short * */
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unsigned int __buf; /* really struct seminfo * */
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unsigned int __pad; /* really void* */
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};
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258
linux-user/ppc/syscall_nr.h
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258
linux-user/ppc/syscall_nr.h
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/*
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* This file contains the system call numbers.
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*/
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#define TARGET_NR_restart_syscall 0
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#define TARGET_NR_exit 1
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#define TARGET_NR_fork 2
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#define TARGET_NR_read 3
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#define TARGET_NR_write 4
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#define TARGET_NR_open 5
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#define TARGET_NR_close 6
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#define TARGET_NR_waitpid 7
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#define TARGET_NR_creat 8
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#define TARGET_NR_link 9
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#define TARGET_NR_unlink 10
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#define TARGET_NR_execve 11
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#define TARGET_NR_chdir 12
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#define TARGET_NR_time 13
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#define TARGET_NR_mknod 14
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#define TARGET_NR_chmod 15
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#define TARGET_NR_lchown32 16
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#define TARGET_NR_break 17
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#define TARGET_NR_oldstat 18
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#define TARGET_NR_lseek 19
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#define TARGET_NR_getpid 20
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#define TARGET_NR_mount 21
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#define TARGET_NR_umount 22
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#define TARGET_NR_setuid32 23
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#define TARGET_NR_getuid32 24
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#define TARGET_NR_stime 25
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#define TARGET_NR_ptrace 26
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#define TARGET_NR_alarm 27
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#define TARGET_NR_oldfstat 28
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#define TARGET_NR_pause 29
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#define TARGET_NR_utime 30
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#define TARGET_NR_stty 31
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#define TARGET_NR_gtty 32
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#define TARGET_NR_access 33
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#define TARGET_NR_nice 34
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#define TARGET_NR_ftime 35
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#define TARGET_NR_sync 36
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#define TARGET_NR_kill 37
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#define TARGET_NR_rename 38
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#define TARGET_NR_mkdir 39
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#define TARGET_NR_rmdir 40
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#define TARGET_NR_dup 41
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#define TARGET_NR_pipe 42
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#define TARGET_NR_times 43
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#define TARGET_NR_prof 44
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#define TARGET_NR_brk 45
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#define TARGET_NR_setgid32 46
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#define TARGET_NR_getgid32 47
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#define TARGET_NR_signal 48
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#define TARGET_NR_geteuid32 49
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#define TARGET_NR_getegid32 50
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#define TARGET_NR_acct 51
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#define TARGET_NR_umount2 52
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#define TARGET_NR_lock 53
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#define TARGET_NR_ioctl 54
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#define TARGET_NR_fcntl 55
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#define TARGET_NR_mpx 56
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#define TARGET_NR_setpgid 57
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#define TARGET_NR_ulimit 58
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#define TARGET_NR_oldolduname 59
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#define TARGET_NR_umask 60
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#define TARGET_NR_chroot 61
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#define TARGET_NR_ustat 62
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#define TARGET_NR_dup2 63
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#define TARGET_NR_getppid 64
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#define TARGET_NR_getpgrp 65
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#define TARGET_NR_setsid 66
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#define TARGET_NR_sigaction 67
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#define TARGET_NR_sgetmask 68
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#define TARGET_NR_ssetmask 69
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#define TARGET_NR_setreuid32 70
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#define TARGET_NR_setregid32 71
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#define TARGET_NR_sigsuspend 72
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#define TARGET_NR_sigpending 73
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#define TARGET_NR_sethostname 74
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#define TARGET_NR_setrlimit 75
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#define TARGET_NR_getrlimit 76
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#define TARGET_NR_getrusage 77
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#define TARGET_NR_gettimeofday 78
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#define TARGET_NR_settimeofday 79
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#define TARGET_NR_getgroups32 80
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#define TARGET_NR_setgroups32 81
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#define TARGET_NR_select 82
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#define TARGET_NR_symlink 83
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#define TARGET_NR_oldlstat 84
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#define TARGET_NR_readlink 85
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#define TARGET_NR_uselib 86
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#define TARGET_NR_swapon 87
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#define TARGET_NR_reboot 88
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#define TARGET_NR_readdir 89
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#define TARGET_NR_mmap 90
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#define TARGET_NR_munmap 91
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#define TARGET_NR_truncate 92
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#define TARGET_NR_ftruncate 93
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#define TARGET_NR_fchmod 94
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#define TARGET_NR_fchown32 95
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#define TARGET_NR_getpriority 96
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#define TARGET_NR_setpriority 97
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#define TARGET_NR_profil 98
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#define TARGET_NR_statfs 99
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#define TARGET_NR_fstatfs 100
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#define TARGET_NR_ioperm 101
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#define TARGET_NR_socketcall 102
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#define TARGET_NR_syslog 103
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#define TARGET_NR_setitimer 104
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#define TARGET_NR_getitimer 105
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#define TARGET_NR_stat 106
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#define TARGET_NR_lstat 107
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#define TARGET_NR_fstat 108
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#define TARGET_NR_olduname 109
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#define TARGET_NR_iopl 110
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#define TARGET_NR_vhangup 111
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#define TARGET_NR_idle 112
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#define TARGET_NR_vm86 113
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#define TARGET_NR_wait4 114
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#define TARGET_NR_swapoff 115
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#define TARGET_NR_sysinfo 116
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#define TARGET_NR_ipc 117
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#define TARGET_NR_fsync 118
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#define TARGET_NR_sigreturn 119
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#define TARGET_NR_clone 120
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#define TARGET_NR_setdomainname 121
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#define TARGET_NR_uname 122
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#define TARGET_NR_modify_ldt 123
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#define TARGET_NR_adjtimex 124
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#define TARGET_NR_mprotect 125
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#define TARGET_NR_sigprocmask 126
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#define TARGET_NR_create_module 127
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#define TARGET_NR_init_module 128
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#define TARGET_NR_delete_module 129
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#define TARGET_NR_get_kernel_syms 130
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#define TARGET_NR_quotactl 131
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#define TARGET_NR_getpgid 132
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#define TARGET_NR_fchdir 133
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#define TARGET_NR_bdflush 134
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#define TARGET_NR_sysfs 135
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#define TARGET_NR_personality 136
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#define TARGET_NR_afs_syscall 137 /* Syscall for Andrew File System */
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#define TARGET_NR_setfsuid32 138
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#define TARGET_NR_setfsgid32 139
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#define TARGET_NR__llseek 140
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#define TARGET_NR_getdents 141
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#define TARGET_NR__newselect 142
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#define TARGET_NR_flock 143
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#define TARGET_NR_msync 144
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#define TARGET_NR_readv 145
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#define TARGET_NR_writev 146
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#define TARGET_NR_getsid 147
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#define TARGET_NR_fdatasync 148
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#define TARGET_NR__sysctl 149
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#define TARGET_NR_mlock 150
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#define TARGET_NR_munlock 151
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#define TARGET_NR_mlockall 152
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#define TARGET_NR_munlockall 153
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#define TARGET_NR_sched_setparam 154
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#define TARGET_NR_sched_getparam 155
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#define TARGET_NR_sched_setscheduler 156
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#define TARGET_NR_sched_getscheduler 157
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#define TARGET_NR_sched_yield 158
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#define TARGET_NR_sched_get_priority_max 159
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#define TARGET_NR_sched_get_priority_min 160
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#define TARGET_NR_sched_rr_get_interval 161
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#define TARGET_NR_nanosleep 162
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#define TARGET_NR_mremap 163
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#define TARGET_NR_setresuid32 164
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#define TARGET_NR_getresuid32 165
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#define TARGET_NR_query_module 166
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#define TARGET_NR_poll 167
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#define TARGET_NR_nfsservctl 168
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#define TARGET_NR_setresgid32 169
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#define TARGET_NR_getresgid32 170
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#define TARGET_NR_prctl 171
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#define TARGET_NR_rt_sigreturn 172
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#define TARGET_NR_rt_sigaction 173
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#define TARGET_NR_rt_sigprocmask 174
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#define TARGET_NR_rt_sigpending 175
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#define TARGET_NR_rt_sigtimedwait 176
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#define TARGET_NR_rt_sigqueueinfo 177
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#define TARGET_NR_rt_sigsuspend 178
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#define TARGET_NR_pread64 179
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#define TARGET_NR_pwrite64 180
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#define TARGET_NR_chown32 181
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#define TARGET_NR_getcwd 182
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#define TARGET_NR_capget 183
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#define TARGET_NR_capset 184
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#define TARGET_NR_sigaltstack 185
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#define TARGET_NR_sendfile 186
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#define TARGET_NR_getpmsg 187 /* some people actually want streams */
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#define TARGET_NR_putpmsg 188 /* some people actually want streams */
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#define TARGET_NR_vfork 189
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#define TARGET_NR_ugetrlimit 190 /* SuS compliant getrlimit */
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#define TARGET_NR_readahead 191
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#define TARGET_NR_mmap2 192
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#define TARGET_NR_truncate64 193
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#define TARGET_NR_ftruncate64 194
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#define TARGET_NR_stat64 195
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#define TARGET_NR_lstat64 196
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#define TARGET_NR_fstat64 197
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#define TARGET_NR_pciconfig_read 198
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#define TARGET_NR_pciconfig_write 199
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#define TARGET_NR_pciconfig_iobase 200
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#define TARGET_NR_multiplexer 201
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#define TARGET_NR_getdents64 202
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#define TARGET_NR_pivot_root 203
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#define TARGET_NR_fcntl64 204
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#define TARGET_NR_madvise 205
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#define TARGET_NR_mincore 206
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#define TARGET_NR_gettid 207
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#define TARGET_NR_tkill 208
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#define TARGET_NR_setxattr 209
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#define TARGET_NR_lsetxattr 210
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#define TARGET_NR_fsetxattr 211
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#define TARGET_NR_getxattr 212
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#define TARGET_NR_lgetxattr 213
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#define TARGET_NR_fgetxattr 214
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#define TARGET_NR_listxattr 215
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#define TARGET_NR_llistxattr 216
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#define TARGET_NR_flistxattr 217
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#define TARGET_NR_removexattr 218
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#define TARGET_NR_lremovexattr 219
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#define TARGET_NR_fremovexattr 220
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#define TARGET_NR_futex 221
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#define TARGET_NR_sched_setaffinity 222
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#define TARGET_NR_sched_getaffinity 223
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/* 224 currently unused */
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#define TARGET_NR_tuxcall 225
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#define TARGET_NR_sendfile64 226
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#define TARGET_NR_io_setup 227
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#define TARGET_NR_io_destroy 228
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#define TARGET_NR_io_getevents 229
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#define TARGET_NR_io_submit 230
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#define TARGET_NR_io_cancel 231
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#define TARGET_NR_set_tid_address 232
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#define TARGET_NR_fadvise64 233
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#define TARGET_NR_exit_group 234
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#define TARGET_NR_lookup_dcookie 235
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#define TARGET_NR_epoll_create 236
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#define TARGET_NR_epoll_ctl 237
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#define TARGET_NR_epoll_wait 238
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#define TARGET_NR_remap_file_pages 239
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#define TARGET_NR_timer_create 240
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#define TARGET_NR_timer_settime 241
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#define TARGET_NR_timer_gettime 242
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#define TARGET_NR_timer_getoverrun 243
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#define TARGET_NR_timer_delete 244
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#define TARGET_NR_clock_settime 245
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#define TARGET_NR_clock_gettime 246
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#define TARGET_NR_clock_getres 247
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#define TARGET_NR_clock_nanosleep 248
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#define TARGET_NR_swapcontext 249
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#define TARGET_NR_tgkill 250
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#define TARGET_NR_utimes 251
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#define TARGET_NR_statfs64 252
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#define TARGET_NR_fstatfs64 253
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#define TARGET_NR_fadvise64_64 254
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407
target-ppc/cpu.h
Normal file
407
target-ppc/cpu.h
Normal file
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/*
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* PPC emulation cpu definitions for qemu.
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*
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* Copyright (c) 2003 Jocelyn Mayer
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*
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* 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
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* version 2 of the License, or (at your option) any later version.
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*
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||||
* This library is distributed in the hope that it will be useful,
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||||
* 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
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*/
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#if !defined (__CPU_PPC_H__)
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#define __CPU_PPC_H__
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#include <endian.h>
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#include <asm/byteorder.h>
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#include "cpu-defs.h"
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||||
/*** Sign extend constants ***/
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||||
/* 8 to 32 bits */
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static inline int32_t s_ext8 (uint8_t value)
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||||
{
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int8_t *tmp = &value;
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||||
return *tmp;
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}
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||||
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||||
/* 16 to 32 bits */
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||||
static inline int32_t s_ext16 (uint16_t value)
|
||||
{
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||||
int16_t *tmp = &value;
|
||||
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||||
return *tmp;
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||||
}
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||||
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||||
/* 24 to 32 bits */
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||||
static inline int32_t s_ext24 (uint32_t value)
|
||||
{
|
||||
uint16_t utmp = (value >> 8) & 0xFFFF;
|
||||
int16_t *tmp = &utmp;
|
||||
|
||||
return (*tmp << 8) | (value & 0xFF);
|
||||
}
|
||||
|
||||
#include "config.h"
|
||||
#include <setjmp.h>
|
||||
|
||||
/* Floting point status and control register */
|
||||
#define FPSCR_FX 31
|
||||
#define FPSCR_FEX 30
|
||||
#define FPSCR_VX 29
|
||||
#define FPSCR_OX 28
|
||||
#define FPSCR_UX 27
|
||||
#define FPSCR_ZX 26
|
||||
#define FPSCR_XX 25
|
||||
#define FPSCR_VXSNAN 24
|
||||
#define FPSCR_VXISI 26
|
||||
#define FPSCR_VXIDI 25
|
||||
#define FPSCR_VXZDZ 21
|
||||
#define FPSCR_VXIMZ 20
|
||||
|
||||
#define FPSCR_VXVC 18
|
||||
#define FPSCR_FR 17
|
||||
#define FPSCR_FI 16
|
||||
#define FPSCR_FPRF 11
|
||||
#define FPSCR_VXSOFT 9
|
||||
#define FPSCR_VXSQRT 8
|
||||
#define FPSCR_VXCVI 7
|
||||
#define FPSCR_OE 6
|
||||
#define FPSCR_UE 5
|
||||
#define FPSCR_ZE 4
|
||||
#define FPSCR_XE 3
|
||||
#define FPSCR_NI 2
|
||||
#define FPSCR_RN 0
|
||||
#define fpscr_fx env->fpscr[FPSCR_FX]
|
||||
#define fpscr_fex env->fpscr[FPSCR_FEX]
|
||||
#define fpscr_vx env->fpscr[FPSCR_VX]
|
||||
#define fpscr_ox env->fpscr[FPSCR_OX]
|
||||
#define fpscr_ux env->fpscr[FPSCR_UX]
|
||||
#define fpscr_zx env->fpscr[FPSCR_ZX]
|
||||
#define fpscr_xx env->fpscr[FPSCR_XX]
|
||||
#define fpscr_vsxnan env->fpscr[FPSCR_VXSNAN]
|
||||
#define fpscr_vxisi env->fpscr[FPSCR_VXISI]
|
||||
#define fpscr_vxidi env->fpscr[FPSCR_VXIDI]
|
||||
#define fpscr_vxzdz env->fpscr[FPSCR_VXZDZ]
|
||||
#define fpscr_vximz env->fpscr[FPSCR_VXIMZ]
|
||||
#define fpscr_fr env->fpscr[FPSCR_FR]
|
||||
#define fpscr_fi env->fpscr[FPSCR_FI]
|
||||
#define fpscr_fprf env->fpscr[FPSCR_FPRF]
|
||||
#define fpscr_vxsoft env->fpscr[FPSCR_VXSOFT]
|
||||
#define fpscr_vxsqrt env->fpscr[FPSCR_VXSQRT]
|
||||
#define fpscr_oe env->fpscr[FPSCR_OE]
|
||||
#define fpscr_ue env->fpscr[FPSCR_UE]
|
||||
#define fpscr_ze env->fpscr[FPSCR_ZE]
|
||||
#define fpscr_xe env->fpscr[FPSCR_XE]
|
||||
#define fpscr_ni env->fpscr[FPSCR_NI]
|
||||
#define fpscr_rn env->fpscr[FPSCR_RN]
|
||||
|
||||
/* Supervisor mode registers */
|
||||
/* Machine state register */
|
||||
#define MSR_POW 18
|
||||
#define MSR_ILE 16
|
||||
#define MSR_EE 15
|
||||
#define MSR_PR 14
|
||||
#define MSR_FP 13
|
||||
#define MSR_ME 12
|
||||
#define MSR_FE0 11
|
||||
#define MSR_SE 10
|
||||
#define MSR_BE 9
|
||||
#define MSR_FE1 8
|
||||
#define MSR_IP 6
|
||||
#define MSR_IR 5
|
||||
#define MSR_DR 4
|
||||
#define MSR_RI 1
|
||||
#define MSR_LE 0
|
||||
#define msr_pow env->msr[MSR_POW]
|
||||
#define msr_ile env->msr[MSR_ILE]
|
||||
#define msr_ee env->msr[MSR_EE]
|
||||
#define msr_pr env->msr[MSR_PR]
|
||||
#define msr_fp env->msr[MSR_FP]
|
||||
#define msr_me env->msr[MSR_ME]
|
||||
#define msr_fe0 env->msr[MSR_FE0]
|
||||
#define msr_se env->msr[MSR_SE]
|
||||
#define msr_be env->msr[MSR_BE]
|
||||
#define msr_fe1 env->msr[MSR_FE1]
|
||||
#define msr_ip env->msr[MSR_IP]
|
||||
#define msr_ir env->msr[MSR_IR]
|
||||
#define msr_dr env->msr[MSR_DR]
|
||||
#define msr_ri env->msr[MSR_RI]
|
||||
#define msr_le env->msr[MSR_LE]
|
||||
|
||||
/* Segment registers */
|
||||
typedef struct ppc_sr_t {
|
||||
uint32_t t:1;
|
||||
uint32_t ks:1;
|
||||
uint32_t kp:1;
|
||||
uint32_t n:1;
|
||||
uint32_t res:4;
|
||||
uint32_t vsid:24;
|
||||
} ppc_sr_t;
|
||||
|
||||
typedef struct CPUPPCState {
|
||||
/* general purpose registers */
|
||||
uint32_t gpr[32];
|
||||
/* floating point registers */
|
||||
uint64_t fpr[32];
|
||||
/* segment registers */
|
||||
ppc_sr_t sr[16];
|
||||
/* special purpose registers */
|
||||
uint32_t spr[1024];
|
||||
/* XER */
|
||||
uint8_t xer[32];
|
||||
/* Reservation address */
|
||||
uint32_t reserve;
|
||||
/* machine state register */
|
||||
uint8_t msr[32];
|
||||
/* condition register */
|
||||
uint8_t crf[8];
|
||||
/* floating point status and control register */
|
||||
uint8_t fpscr[32];
|
||||
uint32_t nip;
|
||||
/* CPU exception code */
|
||||
uint32_t exception;
|
||||
|
||||
/* qemu dedicated */
|
||||
int interrupt_request;
|
||||
jmp_buf jmp_env;
|
||||
int exception_index;
|
||||
int error_code;
|
||||
int user_mode_only; /* user mode only simulation */
|
||||
struct TranslationBlock *current_tb; /* currently executing TB */
|
||||
|
||||
/* user data */
|
||||
void *opaque;
|
||||
} CPUPPCState;
|
||||
|
||||
CPUPPCState *cpu_ppc_init(void);
|
||||
int cpu_ppc_exec(CPUPPCState *s);
|
||||
void cpu_ppc_close(CPUPPCState *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_ppc_signal_handler(int host_signum, struct siginfo *info,
|
||||
void *puc);
|
||||
|
||||
void cpu_ppc_dump_state(CPUPPCState *env, FILE *f, int flags);
|
||||
|
||||
#define TARGET_PAGE_BITS 12
|
||||
#include "cpu-all.h"
|
||||
|
||||
#define ugpr(n) (env->gpr[n])
|
||||
#define fpr(n) (env->fpr[n])
|
||||
|
||||
#define SPR_ENCODE(sprn) \
|
||||
(((sprn) >> 5) | (((sprn) & 0x1F) << 5))
|
||||
|
||||
/* User mode SPR */
|
||||
#define spr(n) env->spr[n]
|
||||
//#define XER spr[1]
|
||||
#define XER env->xer
|
||||
#define XER_SO 31
|
||||
#define XER_OV 30
|
||||
#define XER_CA 29
|
||||
#define XER_BC 0
|
||||
#define xer_so env->xer[XER_SO]
|
||||
#define xer_ov env->xer[XER_OV]
|
||||
#define xer_ca env->xer[XER_CA]
|
||||
#define xer_bc env->xer[XER_BC]
|
||||
|
||||
#define LR spr[SPR_ENCODE(8)]
|
||||
#define CTR spr[SPR_ENCODE(9)]
|
||||
/* VEA mode SPR */
|
||||
#define V_TBL spr[SPR_ENCODE(268)]
|
||||
#define V_TBU spr[SPR_ENCODE(269)]
|
||||
/* supervisor mode SPR */
|
||||
#define DSISR spr[SPR_ENCODE(18)]
|
||||
#define DAR spr[SPR_ENCODE(19)]
|
||||
#define DEC spr[SPR_ENCODE(22)]
|
||||
#define SDR1 spr[SPR_ENCODE(25)]
|
||||
typedef struct ppc_sdr1_t {
|
||||
uint32_t htaborg:16;
|
||||
uint32_t res:7;
|
||||
uint32_t htabmask:9;
|
||||
} ppc_sdr1_t;
|
||||
#define SRR0 spr[SPR_ENCODE(26)]
|
||||
#define SRR0_MASK 0xFFFFFFFC
|
||||
#define SRR1 spr[SPR_ENCODE(27)]
|
||||
#define SPRG0 spr[SPR_ENCODE(272)]
|
||||
#define SPRG1 spr[SPR_ENCODE(273)]
|
||||
#define SPRG2 spr[SPR_ENCODE(274)]
|
||||
#define SPRG3 spr[SPR_ENCODE(275)]
|
||||
#define EAR spr[SPR_ENCODE(282)]
|
||||
typedef struct ppc_ear_t {
|
||||
uint32_t e:1;
|
||||
uint32_t res:25;
|
||||
uint32_t rid:6;
|
||||
} ppc_ear_t;
|
||||
#define TBL spr[SPR_ENCODE(284)]
|
||||
#define TBU spr[SPR_ENCODE(285)]
|
||||
#define PVR spr[SPR_ENCODE(287)]
|
||||
typedef struct ppc_pvr_t {
|
||||
uint32_t version:16;
|
||||
uint32_t revision:16;
|
||||
} ppc_pvr_t;
|
||||
#define IBAT0U spr[SPR_ENCODE(528)]
|
||||
#define IBAT0L spr[SPR_ENCODE(529)]
|
||||
#define IBAT1U spr[SPR_ENCODE(530)]
|
||||
#define IBAT1L spr[SPR_ENCODE(531)]
|
||||
#define IBAT2U spr[SPR_ENCODE(532)]
|
||||
#define IBAT2L spr[SPR_ENCODE(533)]
|
||||
#define IBAT3U spr[SPR_ENCODE(534)]
|
||||
#define IBAT3L spr[SPR_ENCODE(535)]
|
||||
#define DBAT0U spr[SPR_ENCODE(536)]
|
||||
#define DBAT0L spr[SPR_ENCODE(537)]
|
||||
#define DBAT1U spr[SPR_ENCODE(538)]
|
||||
#define DBAT1L spr[SPR_ENCODE(539)]
|
||||
#define DBAT2U spr[SPR_ENCODE(540)]
|
||||
#define DBAT2L spr[SPR_ENCODE(541)]
|
||||
#define DBAT3U spr[SPR_ENCODE(542)]
|
||||
#define DBAT3L spr[SPR_ENCODE(543)]
|
||||
typedef struct ppc_ubat_t {
|
||||
uint32_t bepi:15;
|
||||
uint32_t res:4;
|
||||
uint32_t bl:11;
|
||||
uint32_t vs:1;
|
||||
uint32_t vp:1;
|
||||
} ppc_ubat_t;
|
||||
typedef struct ppc_lbat_t {
|
||||
uint32_t brpn:15;
|
||||
uint32_t res0:10;
|
||||
uint32_t w:1;
|
||||
uint32_t i:1;
|
||||
uint32_t m:1;
|
||||
uint32_t g:1;
|
||||
uint32_t res1:1;
|
||||
uint32_t pp:2;
|
||||
} ppc_lbat_t;
|
||||
#define DABR spr[SPR_ENCODE(1013)]
|
||||
#define DABR_MASK 0xFFFFFFF8
|
||||
typedef struct ppc_dabr_t {
|
||||
uint32_t dab:29;
|
||||
uint32_t bt:1;
|
||||
uint32_t dw:1;
|
||||
uint32_t dr:1;
|
||||
} ppc_dabr_t;
|
||||
#define FPECR spr[SPR_ENCODE(1022)]
|
||||
#define PIR spr[SPR_ENCODE(1023)]
|
||||
|
||||
#define TARGET_PAGE_BITS 12
|
||||
#include "cpu-all.h"
|
||||
|
||||
CPUPPCState *cpu_ppc_init(void);
|
||||
int cpu_ppc_exec(CPUPPCState *s);
|
||||
void cpu_ppc_close(CPUPPCState *s);
|
||||
void cpu_ppc_dump_state(CPUPPCState *env, FILE *f, int flags);
|
||||
|
||||
/* Exeptions */
|
||||
enum {
|
||||
EXCP_NONE = 0x00,
|
||||
/* PPC hardware exceptions : exception vector / 0x100 */
|
||||
EXCP_RESET = 0x01, /* System reset */
|
||||
EXCP_MACHINE_CHECK = 0x02, /* Machine check exception */
|
||||
EXCP_DSI = 0x03, /* Impossible memory access */
|
||||
EXCP_ISI = 0x04, /* Impossible instruction fetch */
|
||||
EXCP_EXTERNAL = 0x05, /* External interruption */
|
||||
EXCP_ALIGN = 0x06, /* Alignment exception */
|
||||
EXCP_PROGRAM = 0x07, /* Program exception */
|
||||
EXCP_NO_FP = 0x08, /* No floating point */
|
||||
EXCP_DECR = 0x09, /* Decrementer exception */
|
||||
EXCP_RESA = 0x0A, /* Implementation specific */
|
||||
EXCP_RESB = 0x0B, /* Implementation specific */
|
||||
EXCP_SYSCALL = 0x0C, /* System call */
|
||||
EXCP_TRACE = 0x0D, /* Trace exception (optional) */
|
||||
EXCP_FP_ASSIST = 0x0E, /* Floating-point assist (optional) */
|
||||
#if 0
|
||||
/* Exeption subtypes for EXCP_DSI */
|
||||
EXCP_DSI_TRANSLATE = 0x10301, /* Data address can't be translated */
|
||||
EXCP_DSI_NOTSUP = 0x10302, /* Access type not supported */
|
||||
EXCP_DSI_PROT = 0x10303, /* Memory protection violation */
|
||||
EXCP_DSI_EXTERNAL = 0x10304, /* External access disabled */
|
||||
EXCP_DSI_DABR = 0x10305, /* Data address breakpoint */
|
||||
/* Exeption subtypes for EXCP_ISI */
|
||||
EXCP_ISI_TRANSLATE = 0x10401, /* Code address can't be translated */
|
||||
EXCP_ISI_NOTSUP = 0x10402, /* Access type not supported */
|
||||
EXCP_ISI_PROT = 0x10403, /* Memory protection violation */
|
||||
EXCP_ISI_GUARD = 0x10404, /* Fetch into guarded memory */
|
||||
/* Exeption subtypes for EXCP_ALIGN */
|
||||
EXCP_ALIGN_FP = 0x10601, /* FP alignment exception */
|
||||
EXCP_ALIGN_LST = 0x10602, /* Unaligned memory load/store */
|
||||
EXCP_ALIGN_LE = 0x10603, /* Unaligned little-endian access */
|
||||
EXCP_ALIGN_PROT = 0x10604, /* Access cross protection boundary */
|
||||
EXCP_ALIGN_BAT = 0x10605, /* Access cross a BAT/seg boundary */
|
||||
EXCP_ALIGN_CACHE = 0x10606, /* Impossible dcbz access */
|
||||
/* Exeption subtypes for EXCP_PROGRAM */
|
||||
/* FP exceptions */
|
||||
EXCP_FP_OX = 0x10701, /* FP overflow */
|
||||
EXCP_FP_UX = 0x10702, /* FP underflow */
|
||||
EXCP_FP_ZX = 0x10703, /* FP divide by zero */
|
||||
EXCP_FP_XX = 0x10704, /* FP inexact */
|
||||
EXCP_FP_VXNAN = 0x10705, /* FP invalid SNaN op */
|
||||
EXCP_FP_VXISI = 0x10706, /* FP invalid infinite substraction */
|
||||
EXCP_FP_VXIDI = 0x10707, /* FP invalid infinite divide */
|
||||
EXCP_FP_VXZDZ = 0x10708, /* FP invalid zero divide */
|
||||
EXCP_FP_VXIMZ = 0x10709, /* FP invalid infinite * zero */
|
||||
EXCP_FP_VXVC = 0x1070A, /* FP invalid compare */
|
||||
EXCP_FP_VXSOFT = 0x1070B, /* FP invalid operation */
|
||||
EXCP_FP_VXSQRT = 0x1070C, /* FP invalid square root */
|
||||
EXCP_FP_VXCVI = 0x1070D, /* FP invalid integer conversion */
|
||||
/* Invalid instruction */
|
||||
EXCP_INVAL_INVAL = 0x10711, /* Invalid instruction */
|
||||
EXCP_INVAL_LSWX = 0x10712, /* Invalid lswx instruction */
|
||||
EXCP_INVAL_SPR = 0x10713, /* Invalid SPR access */
|
||||
EXCP_INVAL_FP = 0x10714, /* Unimplemented mandatory fp instr */
|
||||
#endif
|
||||
EXCP_INVAL = 0x70, /* Invalid instruction */
|
||||
/* Privileged instruction */
|
||||
EXCP_PRIV = 0x71, /* Privileged instruction */
|
||||
/* Trap */
|
||||
EXCP_TRAP = 0x72, /* Trap */
|
||||
/* Special cases where we want to stop translation */
|
||||
EXCP_MTMSR = 0x103, /* mtmsr instruction: */
|
||||
/* may change privilege level */
|
||||
EXCP_BRANCH = 0x104, /* branch instruction */
|
||||
};
|
||||
|
||||
/*
|
||||
* We need to put in some extra aux table entries to tell glibc what
|
||||
* the cache block size is, so it can use the dcbz instruction safely.
|
||||
*/
|
||||
#define AT_DCACHEBSIZE 19
|
||||
#define AT_ICACHEBSIZE 20
|
||||
#define AT_UCACHEBSIZE 21
|
||||
/* A special ignored type value for PPC, for glibc compatibility. */
|
||||
#define AT_IGNOREPPC 22
|
||||
/*
|
||||
* The requirements here are:
|
||||
* - keep the final alignment of sp (sp & 0xf)
|
||||
* - make sure the 32-bit value at the first 16 byte aligned position of
|
||||
* AUXV is greater than 16 for glibc compatibility.
|
||||
* AT_IGNOREPPC is used for that.
|
||||
* - for compatibility with glibc ARCH_DLINFO must always be defined on PPC,
|
||||
* even if DLINFO_ARCH_ITEMS goes to zero or is undefined.
|
||||
*/
|
||||
#define DLINFO_ARCH_ITEMS 3
|
||||
#define ARCH_DLINFO \
|
||||
do { \
|
||||
/* \
|
||||
* Now handle glibc compatibility. \
|
||||
*/ \
|
||||
NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \
|
||||
NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \
|
||||
\
|
||||
NEW_AUX_ENT(AT_DCACHEBSIZE, 0x20); \
|
||||
NEW_AUX_ENT(AT_ICACHEBSIZE, 0x20); \
|
||||
NEW_AUX_ENT(AT_UCACHEBSIZE, 0); \
|
||||
} while (0)
|
||||
#endif /* !defined (__CPU_PPC_H__) */
|
157
target-ppc/exec.h
Normal file
157
target-ppc/exec.h
Normal file
@ -0,0 +1,157 @@
|
||||
/*
|
||||
* PPC emulation definitions for qemu.
|
||||
*
|
||||
* Copyright (c) 2003 Jocelyn Mayer
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
#if !defined (__PPC_H__)
|
||||
#define __PPC_H__
|
||||
|
||||
#include "dyngen-exec.h"
|
||||
|
||||
register struct CPUPPCState *env asm(AREG0);
|
||||
register uint32_t T0 asm(AREG1);
|
||||
register uint32_t T1 asm(AREG2);
|
||||
register uint32_t T2 asm(AREG3);
|
||||
|
||||
#define PARAM(n) ((uint32_t)PARAM##n)
|
||||
#define SPARAM(n) ((int32_t)PARAM##n)
|
||||
|
||||
#define RETURN() __asm__ __volatile__("");
|
||||
|
||||
#include "cpu.h"
|
||||
#include "exec-all.h"
|
||||
|
||||
static inline uint8_t ld8 (uint32_t EA)
|
||||
{
|
||||
return *((uint8_t *)EA);
|
||||
}
|
||||
|
||||
static inline uint16_t ld16 (uint32_t EA)
|
||||
{
|
||||
return __be16_to_cpu(*((uint16_t *)EA));
|
||||
}
|
||||
|
||||
static inline uint16_t ld16r (uint32_t EA)
|
||||
{
|
||||
return __le16_to_cpu(*((uint16_t *)EA));
|
||||
}
|
||||
|
||||
static inline uint32_t ld32 (uint32_t EA)
|
||||
{
|
||||
return __be32_to_cpu(*((uint32_t *)EA));
|
||||
}
|
||||
|
||||
static inline uint32_t ld32r (uint32_t EA)
|
||||
{
|
||||
return __le32_to_cpu(*((uint32_t *)EA));
|
||||
}
|
||||
|
||||
static inline uint64_t ld64 (uint32_t EA)
|
||||
{
|
||||
return __be64_to_cpu(*((uint64_t *)EA));
|
||||
}
|
||||
|
||||
static inline uint64_t ld64r (uint32_t EA)
|
||||
{
|
||||
return __le64_to_cpu(*((uint64_t *)EA));
|
||||
}
|
||||
|
||||
static inline void st8 (uint32_t EA, uint8_t data)
|
||||
{
|
||||
*((uint8_t *)EA) = data;
|
||||
}
|
||||
|
||||
static inline void st16 (uint32_t EA, uint16_t data)
|
||||
{
|
||||
*((uint16_t *)EA) = __cpu_to_be16(data);
|
||||
}
|
||||
|
||||
static inline void st16r (uint32_t EA, uint16_t data)
|
||||
{
|
||||
*((uint16_t *)EA) = __cpu_to_le16(data);
|
||||
}
|
||||
|
||||
static inline void st32 (uint32_t EA, uint32_t data)
|
||||
{
|
||||
*((uint32_t *)EA) = __cpu_to_be32(data);
|
||||
}
|
||||
|
||||
static inline void st32r (uint32_t EA, uint32_t data)
|
||||
{
|
||||
*((uint32_t *)EA) = __cpu_to_le32(data);
|
||||
}
|
||||
|
||||
static inline void st64 (uint32_t EA, uint64_t data)
|
||||
{
|
||||
*((uint64_t *)EA) = __cpu_to_be64(data);
|
||||
}
|
||||
|
||||
static inline void st64r (uint32_t EA, uint64_t data)
|
||||
{
|
||||
*((uint64_t *)EA) = __cpu_to_le64(data);
|
||||
}
|
||||
|
||||
static inline void set_CRn(int n, uint8_t value)
|
||||
{
|
||||
env->crf[n] = value;
|
||||
}
|
||||
|
||||
static inline void set_carry (void)
|
||||
{
|
||||
xer_ca = 1;
|
||||
}
|
||||
|
||||
static inline void reset_carry (void)
|
||||
{
|
||||
xer_ca = 0;
|
||||
}
|
||||
|
||||
static inline void set_overflow (void)
|
||||
{
|
||||
xer_so = 1;
|
||||
xer_ov = 1;
|
||||
}
|
||||
|
||||
static inline void reset_overflow (void)
|
||||
{
|
||||
xer_ov = 0;
|
||||
}
|
||||
|
||||
static inline uint32_t rotl (uint32_t i, int n)
|
||||
{
|
||||
return ((i << n) | (i >> (32 - n)));
|
||||
}
|
||||
|
||||
void raise_exception (int exception_index);
|
||||
void raise_exception_err (int exception_index, int error_code);
|
||||
|
||||
uint32_t do_load_cr (void);
|
||||
void do_store_cr (uint32_t crn, uint32_t value);
|
||||
uint32_t do_load_xer (void);
|
||||
void do_store_xer (uint32_t value);
|
||||
uint32_t do_load_msr (void);
|
||||
void do_store_msr (uint32_t msr_value);
|
||||
uint32_t do_load_fpscr (void);
|
||||
void do_store_fpscr (uint8_t mask, uint32_t fp);
|
||||
|
||||
int32_t do_sraw(int32_t Ta, uint32_t Tb);
|
||||
void do_lmw (int reg, uint32_t src);
|
||||
void do_stmw (int reg, uint32_t dest);
|
||||
void do_lsw (uint32_t reg, int count, uint32_t src);
|
||||
void do_stsw (uint32_t reg, int count, uint32_t dest);
|
||||
|
||||
#endif /* !defined (__PPC_H__) */
|
262
target-ppc/helper.c
Normal file
262
target-ppc/helper.c
Normal file
@ -0,0 +1,262 @@
|
||||
/*
|
||||
* PPC emulation helpers for qemu.
|
||||
*
|
||||
* Copyright (c) 2003 Jocelyn Mayer
|
||||
*
|
||||
* 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"
|
||||
|
||||
extern FILE *logfile;
|
||||
|
||||
void cpu_loop_exit(void)
|
||||
{
|
||||
longjmp(env->jmp_env, 1);
|
||||
}
|
||||
|
||||
/* shortcuts to generate exceptions */
|
||||
void raise_exception_err (int exception_index, int error_code)
|
||||
{
|
||||
env->exception_index = exception_index;
|
||||
env->error_code = error_code;
|
||||
|
||||
cpu_loop_exit();
|
||||
}
|
||||
|
||||
void raise_exception (int exception_index)
|
||||
{
|
||||
env->exception_index = exception_index;
|
||||
env->error_code = 0;
|
||||
|
||||
cpu_loop_exit();
|
||||
}
|
||||
|
||||
/* Helpers for "fat" micro operations */
|
||||
uint32_t do_load_cr (void)
|
||||
{
|
||||
return (env->crf[0] << 28) |
|
||||
(env->crf[1] << 24) |
|
||||
(env->crf[2] << 20) |
|
||||
(env->crf[3] << 16) |
|
||||
(env->crf[4] << 12) |
|
||||
(env->crf[5] << 8) |
|
||||
(env->crf[6] << 4) |
|
||||
(env->crf[7] << 0);
|
||||
}
|
||||
|
||||
void do_store_cr (uint32_t crn, uint32_t value)
|
||||
{
|
||||
int i, sh;
|
||||
|
||||
for (i = 0, sh = 7; i < 8; i++, sh --) {
|
||||
if (crn & (1 << sh))
|
||||
env->crf[i] = (value >> (sh * 4)) & 0xF;
|
||||
}
|
||||
}
|
||||
|
||||
uint32_t do_load_xer (void)
|
||||
{
|
||||
return (xer_so << XER_SO) |
|
||||
(xer_ov << XER_OV) |
|
||||
(xer_ca << XER_CA) |
|
||||
(xer_bc << XER_BC);
|
||||
}
|
||||
|
||||
void do_store_xer (uint32_t value)
|
||||
{
|
||||
xer_so = (value >> XER_SO) & 0x01;
|
||||
xer_ov = (value >> XER_OV) & 0x01;
|
||||
xer_ca = (value >> XER_CA) & 0x01;
|
||||
xer_bc = (value >> XER_BC) & 0x1f;
|
||||
}
|
||||
|
||||
uint32_t do_load_msr (void)
|
||||
{
|
||||
return (msr_pow << MSR_POW) |
|
||||
(msr_ile << MSR_ILE) |
|
||||
(msr_ee << MSR_EE) |
|
||||
(msr_pr << MSR_PR) |
|
||||
(msr_fp << MSR_FP) |
|
||||
(msr_me << MSR_ME) |
|
||||
(msr_fe0 << MSR_FE0) |
|
||||
(msr_se << MSR_SE) |
|
||||
(msr_be << MSR_BE) |
|
||||
(msr_fe1 << MSR_FE1) |
|
||||
(msr_ip << MSR_IP) |
|
||||
(msr_ir << MSR_IR) |
|
||||
(msr_dr << MSR_DR) |
|
||||
(msr_ri << MSR_RI) |
|
||||
(msr_le << MSR_LE);
|
||||
}
|
||||
|
||||
void do_store_msr (uint32_t msr_value)
|
||||
{
|
||||
msr_pow = (msr_value >> MSR_POW) & 0x03;
|
||||
msr_ile = (msr_value >> MSR_ILE) & 0x01;
|
||||
msr_ee = (msr_value >> MSR_EE) & 0x01;
|
||||
msr_pr = (msr_value >> MSR_PR) & 0x01;
|
||||
msr_fp = (msr_value >> MSR_FP) & 0x01;
|
||||
msr_me = (msr_value >> MSR_ME) & 0x01;
|
||||
msr_fe0 = (msr_value >> MSR_FE0) & 0x01;
|
||||
msr_se = (msr_value >> MSR_SE) & 0x01;
|
||||
msr_be = (msr_value >> MSR_BE) & 0x01;
|
||||
msr_fe1 = (msr_value >> MSR_FE1) & 0x01;
|
||||
msr_ip = (msr_value >> MSR_IP) & 0x01;
|
||||
msr_ir = (msr_value >> MSR_IR) & 0x01;
|
||||
msr_dr = (msr_value >> MSR_DR) & 0x01;
|
||||
msr_ri = (msr_value >> MSR_RI) & 0x01;
|
||||
msr_le = (msr_value >> MSR_LE) & 0x01;
|
||||
}
|
||||
|
||||
/* The 32 MSB of the target fpr are undefined. They'll be zero... */
|
||||
uint32_t do_load_fpscr (void)
|
||||
{
|
||||
return (fpscr_fx << FPSCR_FX) |
|
||||
(fpscr_fex << FPSCR_FEX) |
|
||||
(fpscr_vx << FPSCR_VX) |
|
||||
(fpscr_ox << FPSCR_OX) |
|
||||
(fpscr_ux << FPSCR_UX) |
|
||||
(fpscr_zx << FPSCR_ZX) |
|
||||
(fpscr_xx << FPSCR_XX) |
|
||||
(fpscr_vsxnan << FPSCR_VXSNAN) |
|
||||
(fpscr_vxisi << FPSCR_VXISI) |
|
||||
(fpscr_vxidi << FPSCR_VXIDI) |
|
||||
(fpscr_vxzdz << FPSCR_VXZDZ) |
|
||||
(fpscr_vximz << FPSCR_VXIMZ) |
|
||||
(fpscr_fr << FPSCR_FR) |
|
||||
(fpscr_fi << FPSCR_FI) |
|
||||
(fpscr_fprf << FPSCR_FPRF) |
|
||||
(fpscr_vxsoft << FPSCR_VXSOFT) |
|
||||
(fpscr_vxsqrt << FPSCR_VXSQRT) |
|
||||
(fpscr_oe << FPSCR_OE) |
|
||||
(fpscr_ue << FPSCR_UE) |
|
||||
(fpscr_ze << FPSCR_ZE) |
|
||||
(fpscr_xe << FPSCR_XE) |
|
||||
(fpscr_ni << FPSCR_NI) |
|
||||
(fpscr_rn << FPSCR_RN);
|
||||
}
|
||||
|
||||
/* We keep only 32 bits of input... */
|
||||
/* For now, this is COMPLETELY BUGGY ! */
|
||||
void do_store_fpscr (uint8_t mask, uint32_t fp)
|
||||
{
|
||||
int i;
|
||||
|
||||
for (i = 0; i < 7; i++) {
|
||||
if ((mask & (1 << i)) == 0)
|
||||
fp &= ~(0xf << (4 * i));
|
||||
}
|
||||
if ((mask & 80) != 0)
|
||||
fpscr_fx = (fp >> FPSCR_FX) & 0x01;
|
||||
fpscr_fex = (fp >> FPSCR_FEX) & 0x01;
|
||||
fpscr_vx = (fp >> FPSCR_VX) & 0x01;
|
||||
fpscr_ox = (fp >> FPSCR_OX) & 0x01;
|
||||
fpscr_ux = (fp >> FPSCR_UX) & 0x01;
|
||||
fpscr_zx = (fp >> FPSCR_ZX) & 0x01;
|
||||
fpscr_xx = (fp >> FPSCR_XX) & 0x01;
|
||||
fpscr_vsxnan = (fp >> FPSCR_VXSNAN) & 0x01;
|
||||
fpscr_vxisi = (fp >> FPSCR_VXISI) & 0x01;
|
||||
fpscr_vxidi = (fp >> FPSCR_VXIDI) & 0x01;
|
||||
fpscr_vxzdz = (fp >> FPSCR_VXZDZ) & 0x01;
|
||||
fpscr_vximz = (fp >> FPSCR_VXIMZ) & 0x01;
|
||||
fpscr_fr = (fp >> FPSCR_FR) & 0x01;
|
||||
fpscr_fi = (fp >> FPSCR_FI) & 0x01;
|
||||
fpscr_fprf = (fp >> FPSCR_FPRF) & 0x1F;
|
||||
fpscr_vxsoft = (fp >> FPSCR_VXSOFT) & 0x01;
|
||||
fpscr_vxsqrt = (fp >> FPSCR_VXSQRT) & 0x01;
|
||||
fpscr_oe = (fp >> FPSCR_OE) & 0x01;
|
||||
fpscr_ue = (fp >> FPSCR_UE) & 0x01;
|
||||
fpscr_ze = (fp >> FPSCR_ZE) & 0x01;
|
||||
fpscr_xe = (fp >> FPSCR_XE) & 0x01;
|
||||
fpscr_ni = (fp >> FPSCR_NI) & 0x01;
|
||||
fpscr_rn = (fp >> FPSCR_RN) & 0x03;
|
||||
}
|
||||
|
||||
int32_t do_sraw(int32_t value, uint32_t shift)
|
||||
{
|
||||
int32_t ret;
|
||||
|
||||
xer_ca = 0;
|
||||
if (shift & 0x20) {
|
||||
ret = (-1) * ((uint32_t)value >> 31);
|
||||
if (ret < 0)
|
||||
xer_ca = 1;
|
||||
} else {
|
||||
ret = value >> (shift & 0x1f);
|
||||
if (ret < 0 && (value & ((1 << shift) - 1)) != 0)
|
||||
xer_ca = 1;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
void do_lmw (int reg, uint32_t src)
|
||||
{
|
||||
for (; reg <= 31; reg++, src += 4)
|
||||
ugpr(reg) = ld32(src);
|
||||
}
|
||||
|
||||
void do_stmw (int reg, uint32_t dest)
|
||||
{
|
||||
for (; reg <= 31; reg++, dest += 4)
|
||||
st32(dest, ugpr(reg));
|
||||
}
|
||||
|
||||
void do_lsw (uint32_t reg, int count, uint32_t src)
|
||||
{
|
||||
uint32_t tmp;
|
||||
int sh;
|
||||
|
||||
for (; count > 3; count -= 4, src += 4) {
|
||||
if (reg == 32)
|
||||
reg = 0;
|
||||
ugpr(reg++) = ld32(src);
|
||||
}
|
||||
if (count > 0) {
|
||||
for (sh = 24, tmp = 0; count > 0; count--, src++, sh -= 8) {
|
||||
if (reg == 32)
|
||||
reg = 0;
|
||||
tmp |= ld8(src) << sh;
|
||||
if (sh == 0) {
|
||||
sh = 32;
|
||||
ugpr(reg++) = tmp;
|
||||
tmp = 0;
|
||||
}
|
||||
}
|
||||
ugpr(reg) = tmp;
|
||||
}
|
||||
}
|
||||
|
||||
void do_stsw (uint32_t reg, int count, uint32_t dest)
|
||||
{
|
||||
int sh;
|
||||
|
||||
for (; count > 3; count -= 4, dest += 4) {
|
||||
if (reg == 32)
|
||||
reg = 0;
|
||||
st32(dest, ugpr(reg++));
|
||||
}
|
||||
if (count > 0) {
|
||||
for (sh = 24; count > 0; count--, dest++, sh -= 8) {
|
||||
if (reg == 32)
|
||||
reg = 0;
|
||||
st8(dest, (ugpr(reg) >> sh) & 0xFF);
|
||||
if (sh == 0) {
|
||||
sh = 32;
|
||||
reg++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
1116
target-ppc/op.c
Normal file
1116
target-ppc/op.c
Normal file
File diff suppressed because it is too large
Load Diff
197
target-ppc/op.tpl
Normal file
197
target-ppc/op.tpl
Normal file
@ -0,0 +1,197 @@
|
||||
/*
|
||||
* PPC emulation micro-operations for qemu.
|
||||
*
|
||||
* Copyright (c) 2003 Jocelyn Mayer
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
/* Host registers definitions */
|
||||
$DEFH T 3
|
||||
/* PPC registers definitions */
|
||||
$DEF gpr 32
|
||||
$DEF fpr 32
|
||||
$DEF crf 8
|
||||
$DEF spr 1024
|
||||
|
||||
/* PPC registers <-> host registers move */
|
||||
/* GPR */
|
||||
$OP load_gpr_T0 gpr
|
||||
{
|
||||
T0 = regs->gpra;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP load_gpr_T1 gpr
|
||||
{
|
||||
T1 = regs->gpra;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP load_gpr_T2 gpr
|
||||
{
|
||||
T2 = regs->gpra;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_T0_gpr gpr
|
||||
{
|
||||
regs->gpra = T0;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_T1_gpr gpr
|
||||
{
|
||||
regs->gpra = T1;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_gpr_P gpr PARAM
|
||||
{
|
||||
regs->gpra = PARAM(1);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* crf */
|
||||
$OP load_crf_T0 crf
|
||||
{
|
||||
T0 = regs->crfa;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP load_crf_T1 crf
|
||||
{
|
||||
T1 = regs->crfa;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_T0_crf crf
|
||||
{
|
||||
regs->crfa = T0;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_T1_crf crf
|
||||
{
|
||||
regs->crfa = T1;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* SPR */
|
||||
$OP load_spr spr
|
||||
{
|
||||
T0 = regs->spra;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_spr spr
|
||||
{
|
||||
regs->spra = T0;
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* FPSCR */
|
||||
$OP load_fpscr fpr
|
||||
{
|
||||
regs->fpra = do_load_fpscr();
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP store_fpscr fpr PARAM
|
||||
{
|
||||
do_store_fpscr(PARAM(1), regs->fpra);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/*** Floating-point store ***/
|
||||
/* candidate for helper (too long on x86 host) */
|
||||
$OP stfd_z fpr PARAM
|
||||
{
|
||||
st64(SPARAM(1), regs->fpra);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* candidate for helper (too long on x86 host) */
|
||||
$OP stfd fpr PARAM
|
||||
{
|
||||
T0 += SPARAM(1);
|
||||
st64(T0, regs->fpra);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* candidate for helper (too long on x86 host) */
|
||||
$OP stfdx_z fpr
|
||||
{
|
||||
st64(T0, regs->fpra);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
/* candidate for helper (too long on x86 host) */
|
||||
$OP stfdx fpr
|
||||
{
|
||||
T0 += T1;
|
||||
st64(T0, regs->fpra);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* candidate for helper (too long on x86 host) */
|
||||
$OP lfd_z fpr PARAM
|
||||
{
|
||||
regs->fpra = ld64(SPARAM(1));
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
/* candidate for helper (too long) */
|
||||
$OP lfd fpr PARAM
|
||||
{
|
||||
T0 += SPARAM(1);
|
||||
regs->fpra = ld64(T0);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP lfdx_z fpr
|
||||
{
|
||||
regs->fpra = ld64(T0);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
|
||||
$OP lfdx fpr
|
||||
{
|
||||
T0 += T1;
|
||||
regs->fpra = ld64(T0);
|
||||
RETURN();
|
||||
}
|
||||
$ENDOP
|
||||
/*****************************************************************************/
|
2376
target-ppc/translate.c
Normal file
2376
target-ppc/translate.c
Normal file
File diff suppressed because it is too large
Load Diff
Loading…
Reference in New Issue
Block a user