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Merge remote-tracking branch 'riku/linux-user-for-upstream' into staging

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This commit is contained in:
Anthony Liguori
2011-10-31 15:05:40 -05:00
parent 8494a397b6 9e0e2f967b
commit ff74c5a9a9
9 changed files with 193 additions and 175 deletions
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linux-user/elfload.c
+4 -4
View File
@@ -618,8 +618,8 @@ static inline void init_thread(struct target_pt_regs *_regs, struct image_info *
{
_regs->gpr[1] = infop->start_stack;
#if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
_regs->gpr[2] = ldq_raw(infop->entry + 8) + infop->load_addr;
infop->entry = ldq_raw(infop->entry) + infop->load_addr;
_regs->gpr[2] = ldq_raw(infop->entry + 8) + infop->load_bias;
infop->entry = ldq_raw(infop->entry) + infop->load_bias;
#endif
_regs->nip = infop->entry;
}
@@ -1884,11 +1884,11 @@ int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
info->start_stack = bprm->p;
/* If we have an interpreter, set that as the program's entry point.
Copy the load_addr as well, to help PPC64 interpret the entry
Copy the load_bias as well, to help PPC64 interpret the entry
point as a function descriptor. Do this after creating elf tables
so that we copy the original program entry point into the AUXV. */
if (elf_interpreter) {
info->load_addr = interp_info.load_addr;
info->load_bias = interp_info.load_bias;
info->entry = interp_info.entry;
free(elf_interpreter);
}
linux-user/main.c
+14 -12
View File
@@ -1148,7 +1148,7 @@ void cpu_loop (CPUSPARCState *env)
case TT_TFAULT:
case TT_DFAULT:
{
info.si_signo = SIGSEGV;
info.si_signo = TARGET_SIGSEGV;
info.si_errno = 0;
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
@@ -1166,7 +1166,7 @@ void cpu_loop (CPUSPARCState *env)
case TT_TFAULT:
case TT_DFAULT:
{
info.si_signo = SIGSEGV;
info.si_signo = TARGET_SIGSEGV;
info.si_errno = 0;
/* XXX: check env->error_code */
info.si_code = TARGET_SEGV_MAPERR;
@@ -1191,6 +1191,15 @@ void cpu_loop (CPUSPARCState *env)
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
break;
case TT_ILL_INSN:
{
info.si_signo = TARGET_SIGILL;
info.si_errno = 0;
info.si_code = TARGET_ILL_ILLOPC;
info._sifields._sigfault._addr = env->pc;
queue_signal(env, info.si_signo, &info);
}
break;
case EXCP_DEBUG:
{
int sig;
@@ -1332,7 +1341,7 @@ void cpu_loop(CPUPPCState *env)
{
target_siginfo_t info;
int trapnr;
uint32_t ret;
target_ulong ret;
for(;;) {
cpu_exec_start(env);
@@ -1695,27 +1704,20 @@ void cpu_loop(CPUPPCState *env)
* PPC ABI uses overflow flag in cr0 to signal an error
* in syscalls.
*/
#if 0
printf("syscall %d 0x%08x 0x%08x 0x%08x 0x%08x\n", env->gpr[0],
env->gpr[3], env->gpr[4], env->gpr[5], env->gpr[6]);
#endif
env->crf[0] &= ~0x1;
ret = do_syscall(env, env->gpr[0], env->gpr[3], env->gpr[4],
env->gpr[5], env->gpr[6], env->gpr[7],
env->gpr[8], 0, 0);
if (ret == (uint32_t)(-TARGET_QEMU_ESIGRETURN)) {
if (ret == (target_ulong)(-TARGET_QEMU_ESIGRETURN)) {
/* Returning from a successful sigreturn syscall.
Avoid corrupting register state. */
break;
}
if (ret > (uint32_t)(-515)) {
if (ret > (target_ulong)(-515)) {
env->crf[0] |= 0x1;
ret = -ret;
}
env->gpr[3] = ret;
#if 0
printf("syscall returned 0x%08x (%d)\n", ret, ret);
#endif
break;
case POWERPC_EXCP_STCX:
if (do_store_exclusive(env)) {
linux-user/qemu-types.h
+12
View File
@@ -9,6 +9,12 @@ typedef int32_t abi_long;
#define TARGET_ABI_FMT_ld "%d"
#define TARGET_ABI_FMT_lu "%u"
#define TARGET_ABI_BITS 32
static inline abi_ulong tswapal(abi_ulong v)
{
return tswap32(v);
}
#else
typedef target_ulong abi_ulong;
typedef target_long abi_long;
@@ -20,5 +26,11 @@ typedef target_long abi_long;
#if TARGET_ABI_BITS == 32
#define TARGET_ABI32 1
#endif
static inline abi_ulong tswapal(abi_ulong v)
{
return tswapl(v);
}
#endif
#endif
linux-user/signal.c
+11 -11
View File
@@ -152,7 +152,7 @@ void host_to_target_sigset(target_sigset_t *d, const sigset_t *s)
host_to_target_sigset_internal(&d1, s);
for(i = 0;i < TARGET_NSIG_WORDS; i++)
d->sig[i] = tswapl(d1.sig[i]);
d->sig[i] = tswapal(d1.sig[i]);
}
static void target_to_host_sigset_internal(sigset_t *d,
@@ -173,7 +173,7 @@ void target_to_host_sigset(sigset_t *d, const target_sigset_t *s)
int i;
for(i = 0;i < TARGET_NSIG_WORDS; i++)
s1.sig[i] = tswapl(s->sig[i]);
s1.sig[i] = tswapal(s->sig[i]);
target_to_host_sigset_internal(d, &s1);
}
@@ -234,14 +234,14 @@ static void tswap_siginfo(target_siginfo_t *tinfo,
if (sig == SIGILL || sig == SIGFPE || sig == SIGSEGV ||
sig == SIGBUS || sig == SIGTRAP) {
tinfo->_sifields._sigfault._addr =
tswapl(info->_sifields._sigfault._addr);
tswapal(info->_sifields._sigfault._addr);
} else if (sig == SIGIO) {
tinfo->_sifields._sigpoll._fd = tswap32(info->_sifields._sigpoll._fd);
} else if (sig >= TARGET_SIGRTMIN) {
tinfo->_sifields._rt._pid = tswap32(info->_sifields._rt._pid);
tinfo->_sifields._rt._uid = tswap32(info->_sifields._rt._uid);
tinfo->_sifields._rt._sigval.sival_ptr =
tswapl(info->_sifields._rt._sigval.sival_ptr);
tswapal(info->_sifields._rt._sigval.sival_ptr);
}
}
@@ -262,7 +262,7 @@ void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo)
info->si_pid = tswap32(tinfo->_sifields._rt._pid);
info->si_uid = tswap32(tinfo->_sifields._rt._uid);
info->si_value.sival_ptr =
(void *)(long)tswapl(tinfo->_sifields._rt._sigval.sival_ptr);
(void *)(long)tswapal(tinfo->_sifields._rt._sigval.sival_ptr);
}
static int fatal_signal (int sig)
@@ -586,19 +586,19 @@ int do_sigaction(int sig, const struct target_sigaction *act,
sig, act, oact);
#endif
if (oact) {
oact->_sa_handler = tswapl(k->_sa_handler);
oact->sa_flags = tswapl(k->sa_flags);
oact->_sa_handler = tswapal(k->_sa_handler);
oact->sa_flags = tswapal(k->sa_flags);
#if !defined(TARGET_MIPS)
oact->sa_restorer = tswapl(k->sa_restorer);
oact->sa_restorer = tswapal(k->sa_restorer);
#endif
oact->sa_mask = k->sa_mask;
}
if (act) {
/* FIXME: This is not threadsafe. */
k->_sa_handler = tswapl(act->_sa_handler);
k->sa_flags = tswapl(act->sa_flags);
k->_sa_handler = tswapal(act->_sa_handler);
k->sa_flags = tswapal(act->sa_flags);
#if !defined(TARGET_MIPS)
k->sa_restorer = tswapl(act->sa_restorer);
k->sa_restorer = tswapal(act->sa_restorer);
#endif
k->sa_mask = act->sa_mask;
linux-user/sparc/syscall_nr.h
+3
View File
@@ -136,6 +136,7 @@
#define TARGET_NR_utimes 138 /* SunOS Specific */
#define TARGET_NR_stat64 139 /* Linux sparc32 Specific */
#define TARGET_NR_getpeername 141 /* Common */
#define TARGET_NR_futex 142 /* gethostid under SunOS */
#define TARGET_NR_gettid 143 /* ENOSYS under SunOS */
#define TARGET_NR_getrlimit 144 /* Common */
#define TARGET_NR_setrlimit 145 /* Common */
@@ -153,6 +154,7 @@
#define TARGET_NR_getdomainname 162 /* SunOS Specific */
#define TARGET_NR_setdomainname 163 /* Common */
#define TARGET_NR_quotactl 165 /* Common */
#define TARGET_NR_set_tid_address 166 /* Linux specific, exportfs under SunOS */
#define TARGET_NR_mount 167 /* Common */
#define TARGET_NR_ustat 168 /* Common */
#define TARGET_NR_getdents 174 /* Common */
@@ -177,6 +179,7 @@
#define TARGET_NR_readahead 205 /* Linux Specific */
#define TARGET_NR_socketcall 206 /* Linux Specific */
#define TARGET_NR_syslog 207 /* Linux Specific */
#define TARGET_NR_tgkill 211 /* Linux Specific */
#define TARGET_NR_waitpid 212 /* Linux Specific */
#define TARGET_NR_swapoff 213 /* Linux Specific */
#define TARGET_NR_sysinfo 214 /* Linux Specific */
linux-user/strace.c
+2 -2
View File
@@ -169,7 +169,7 @@ print_fdset(int n, abi_ulong target_fds_addr)
return;
for (i=n; i>=0; i--) {
if ((tswapl(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1)
if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1)
gemu_log("%d,", i );
}
unlock_user(target_fds, target_fds_addr, 0);
@@ -245,7 +245,7 @@ print_execve(const struct syscallname *name,
arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1);
if (!arg_ptr)
return;
arg_addr = tswapl(*arg_ptr);
arg_addr = tswapal(*arg_ptr);
unlock_user(arg_ptr, arg_ptr_addr, 0);
if (!arg_addr)
break;
linux-user/syscall.c
+134 -138
View File
File diff suppressed because it is too large Load Diff
linux-user/syscall_defs.h
+11 -6
View File
@@ -209,9 +209,9 @@ __target_cmsg_nxthdr (struct target_msghdr *__mhdr, struct target_cmsghdr *__cms
struct target_cmsghdr *__ptr;
__ptr = (struct target_cmsghdr *)((unsigned char *) __cmsg
+ TARGET_CMSG_ALIGN (tswapl(__cmsg->cmsg_len)));
if ((unsigned long)((char *)(__ptr+1) - (char *)(size_t)tswapl(__mhdr->msg_control))
> tswapl(__mhdr->msg_controllen))
+ TARGET_CMSG_ALIGN (tswapal(__cmsg->cmsg_len)));
if ((unsigned long)((char *)(__ptr+1) - (char *)(size_t)tswapal(__mhdr->msg_control))
> tswapal(__mhdr->msg_controllen))
/* No more entries. */
return (struct target_cmsghdr *)0;
return __cmsg;
@@ -292,7 +292,7 @@ static inline void tswap_sigset(target_sigset_t *d, const target_sigset_t *s)
{
int i;
for(i = 0;i < TARGET_NSIG_WORDS; i++)
d->sig[i] = tswapl(s->sig[i]);
d->sig[i] = tswapal(s->sig[i]);
}
#else
static inline void tswap_sigset(target_sigset_t *d, const target_sigset_t *s)
@@ -687,10 +687,10 @@ struct target_rlimit {
#if defined(TARGET_ALPHA)
#define TARGET_RLIM_INFINITY 0x7fffffffffffffffull
#elif defined(TARGET_MIPS) || defined(TARGET_SPARC)
#elif defined(TARGET_MIPS) || (defined(TARGET_SPARC) && TARGET_ABI_BITS == 32)
#define TARGET_RLIM_INFINITY 0x7fffffffUL
#else
#define TARGET_RLIM_INFINITY ((target_ulong)~0UL)
#define TARGET_RLIM_INFINITY ((abi_ulong)-1)
#endif
#if defined(TARGET_MIPS)
@@ -716,8 +716,13 @@ struct target_rlimit {
#define TARGET_RLIMIT_STACK 3
#define TARGET_RLIMIT_CORE 4
#define TARGET_RLIMIT_RSS 5
#if defined(TARGET_SPARC)
#define TARGET_RLIMIT_NOFILE 6
#define TARGET_RLIMIT_NPROC 7
#else
#define TARGET_RLIMIT_NPROC 6
#define TARGET_RLIMIT_NOFILE 7
#endif
#define TARGET_RLIMIT_MEMLOCK 8
#define TARGET_RLIMIT_AS 9
#define TARGET_RLIMIT_LOCKS 10
linux-user/vm86.c
+2 -2
View File
@@ -432,7 +432,7 @@ int do_vm86(CPUX86State *env, long subfunction, abi_ulong vm86_addr)
env->eflags = (env->eflags & ~SAFE_MASK) |
(tswap32(target_v86->regs.eflags) & SAFE_MASK) | VM_MASK;
ts->vm86plus.cpu_type = tswapl(target_v86->cpu_type);
ts->vm86plus.cpu_type = tswapal(target_v86->cpu_type);
switch (ts->vm86plus.cpu_type) {
case TARGET_CPU_286:
ts->v86mask = 0;
@@ -468,7 +468,7 @@ int do_vm86(CPUX86State *env, long subfunction, abi_ulong vm86_addr)
&target_v86->int_revectored, 32);
memcpy(&ts->vm86plus.int21_revectored,
&target_v86->int21_revectored, 32);
ts->vm86plus.vm86plus.flags = tswapl(target_v86->vm86plus.flags);
ts->vm86plus.vm86plus.flags = tswapal(target_v86->vm86plus.flags);
memcpy(&ts->vm86plus.vm86plus.vm86dbg_intxxtab,
target_v86->vm86plus.vm86dbg_intxxtab, 32);
unlock_user_struct(target_v86, vm86_addr, 0);