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-rw-r--r--linux-user/arm/syscall.h2
-rw-r--r--linux-user/cris/syscall.h2
-rw-r--r--linux-user/i386/syscall.h2
-rw-r--r--linux-user/i386/target_cpu.h19
-rw-r--r--linux-user/m68k/target_cpu.h6
-rw-r--r--linux-user/main.c93
-rw-r--r--linux-user/microblaze/syscall.h2
-rw-r--r--linux-user/mips/syscall.h2
-rw-r--r--linux-user/mips64/syscall.h2
-rw-r--r--linux-user/mmap.c11
-rw-r--r--linux-user/openrisc/target_cpu.h9
-rw-r--r--linux-user/ppc/syscall.h2
-rw-r--r--linux-user/qemu.h20
-rw-r--r--linux-user/s390x/syscall.h2
-rw-r--r--linux-user/sparc/syscall.h7
-rw-r--r--linux-user/sparc/target_cpu.h16
-rw-r--r--linux-user/sparc64/syscall.h7
-rw-r--r--linux-user/syscall.c88
-rw-r--r--linux-user/syscall_defs.h54
19 files changed, 194 insertions, 152 deletions
diff --git a/linux-user/arm/syscall.h b/linux-user/arm/syscall.h
index 003d424701..73f29314f6 100644
--- a/linux-user/arm/syscall.h
+++ b/linux-user/arm/syscall.h
@@ -40,3 +40,5 @@ struct target_pt_regs {
#else
#define UNAME_MACHINE "armv5tel"
#endif
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/cris/syscall.h b/linux-user/cris/syscall.h
index 50e50b4f3f..832ee64bd8 100644
--- a/linux-user/cris/syscall.h
+++ b/linux-user/cris/syscall.h
@@ -38,4 +38,6 @@ struct target_pt_regs {
unsigned long eda;
};
+#define TARGET_CLONE_BACKWARDS2
+
#endif
diff --git a/linux-user/i386/syscall.h b/linux-user/i386/syscall.h
index 266e2c4c83..12b8c3b672 100644
--- a/linux-user/i386/syscall.h
+++ b/linux-user/i386/syscall.h
@@ -144,3 +144,5 @@ struct target_vm86plus_struct {
};
#define UNAME_MACHINE "i686"
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/i386/target_cpu.h b/linux-user/i386/target_cpu.h
index abcac79d25..58f86454d6 100644
--- a/linux-user/i386/target_cpu.h
+++ b/linux-user/i386/target_cpu.h
@@ -28,6 +28,21 @@ static inline void cpu_clone_regs(CPUX86State *env, target_ulong newsp)
env->regs[R_EAX] = 0;
}
-/* TODO: need to implement cpu_set_tls() */
+#if defined(TARGET_ABI32)
+abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr);
-#endif
+static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
+{
+ do_set_thread_area(env, newtls);
+ cpu_x86_load_seg(env, R_GS, env->segs[R_GS].selector);
+}
+#else
+abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr);
+
+static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
+{
+ do_arch_prctl(env, TARGET_ARCH_SET_FS, newtls);
+}
+#endif /* defined(TARGET_ABI32) */
+
+#endif /* !defined(TARGET_CPU_H) */
diff --git a/linux-user/m68k/target_cpu.h b/linux-user/m68k/target_cpu.h
index 8a2a305a0b..cad9c90dd0 100644
--- a/linux-user/m68k/target_cpu.h
+++ b/linux-user/m68k/target_cpu.h
@@ -29,6 +29,10 @@ static inline void cpu_clone_regs(CPUM68KState *env, target_ulong newsp)
env->dregs[0] = 0;
}
-/* TODO: need to implement cpu_set_tls() */
+static inline void cpu_set_tls(CPUM68KState *env, target_ulong newtls)
+{
+ TaskState *ts = env->opaque;
+ ts->tp_value = newtls;
+}
#endif
diff --git a/linux-user/main.c b/linux-user/main.c
index f6a3aad9e5..5dc09471e4 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -92,7 +92,6 @@ int cpu_get_pic_interrupt(CPUX86State *env)
}
#endif
-#if defined(CONFIG_USE_NPTL)
/***********************************************************/
/* Helper routines for implementing atomic operations. */
@@ -207,43 +206,6 @@ void cpu_list_unlock(void)
{
pthread_mutex_unlock(&cpu_list_mutex);
}
-#else /* if !CONFIG_USE_NPTL */
-/* These are no-ops because we are not threadsafe. */
-static inline void cpu_exec_start(CPUState *cpu)
-{
-}
-
-static inline void cpu_exec_end(CPUState *cpu)
-{
-}
-
-static inline void start_exclusive(void)
-{
-}
-
-static inline void end_exclusive(void)
-{
-}
-
-void fork_start(void)
-{
-}
-
-void fork_end(int child)
-{
- if (child) {
- gdbserver_fork((CPUArchState *)thread_cpu->env_ptr);
- }
-}
-
-void cpu_list_lock(void)
-{
-}
-
-void cpu_list_unlock(void)
-{
-}
-#endif
#ifdef TARGET_I386
@@ -2349,7 +2311,31 @@ done_syscall:
abi_ulong trap_instr;
unsigned int code;
- ret = get_user_ual(trap_instr, env->active_tc.PC);
+ if (env->hflags & MIPS_HFLAG_M16) {
+ if (env->insn_flags & ASE_MICROMIPS) {
+ /* microMIPS mode */
+ abi_ulong instr[2];
+
+ ret = get_user_u16(instr[0], env->active_tc.PC) ||
+ get_user_u16(instr[1], env->active_tc.PC + 2);
+
+ trap_instr = (instr[0] << 16) | instr[1];
+ } else {
+ /* MIPS16e mode */
+ ret = get_user_u16(trap_instr, env->active_tc.PC);
+ if (ret != 0) {
+ goto error;
+ }
+ code = (trap_instr >> 6) & 0x3f;
+ if (do_break(env, &info, code) != 0) {
+ goto error;
+ }
+ break;
+ }
+ } else {
+ ret = get_user_ual(trap_instr, env->active_tc.PC);
+ }
+
if (ret != 0) {
goto error;
}
@@ -2373,14 +2359,30 @@ done_syscall:
abi_ulong trap_instr;
unsigned int code = 0;
- ret = get_user_ual(trap_instr, env->active_tc.PC);
+ if (env->hflags & MIPS_HFLAG_M16) {
+ /* microMIPS mode */
+ abi_ulong instr[2];
+
+ ret = get_user_u16(instr[0], env->active_tc.PC) ||
+ get_user_u16(instr[1], env->active_tc.PC + 2);
+
+ trap_instr = (instr[0] << 16) | instr[1];
+ } else {
+ ret = get_user_ual(trap_instr, env->active_tc.PC);
+ }
+
if (ret != 0) {
goto error;
}
/* The immediate versions don't provide a code. */
if (!(trap_instr & 0xFC000000)) {
- code = ((trap_instr >> 6) & ((1 << 10) - 1));
+ if (env->hflags & MIPS_HFLAG_M16) {
+ /* microMIPS mode */
+ code = ((trap_instr >> 12) & ((1 << 4) - 1));
+ } else {
+ code = ((trap_instr >> 6) & ((1 << 10) - 1));
+ }
}
if (do_break(env, &info, code) != 0) {
@@ -3157,12 +3159,7 @@ THREAD CPUState *thread_cpu;
void task_settid(TaskState *ts)
{
if (ts->ts_tid == 0) {
-#ifdef CONFIG_USE_NPTL
ts->ts_tid = (pid_t)syscall(SYS_gettid);
-#else
- /* when no threads are used, tid becomes pid */
- ts->ts_tid = getpid();
-#endif
}
}
@@ -3640,9 +3637,7 @@ int main(int argc, char **argv, char **envp)
exit(1);
}
cpu = ENV_GET_CPU(env);
-#if defined(TARGET_SPARC) || defined(TARGET_PPC)
- cpu_reset(cpu);
-#endif
+ cpu_reset(ENV_GET_CPU(env));
thread_cpu = cpu;
diff --git a/linux-user/microblaze/syscall.h b/linux-user/microblaze/syscall.h
index c3e5c55b3d..d550989d5e 100644
--- a/linux-user/microblaze/syscall.h
+++ b/linux-user/microblaze/syscall.h
@@ -48,4 +48,6 @@ struct target_pt_regs {
uint32_t kernel_mode;
};
+#define TARGET_CLONE_BACKWARDS
+
#endif
diff --git a/linux-user/mips/syscall.h b/linux-user/mips/syscall.h
index 3deb862cc4..9d437d918b 100644
--- a/linux-user/mips/syscall.h
+++ b/linux-user/mips/syscall.h
@@ -225,3 +225,5 @@ struct target_pt_regs {
#define TARGET_QEMU_ESIGRETURN 255
#define UNAME_MACHINE "mips"
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/mips64/syscall.h b/linux-user/mips64/syscall.h
index cd707df32f..1710f766e2 100644
--- a/linux-user/mips64/syscall.h
+++ b/linux-user/mips64/syscall.h
@@ -222,3 +222,5 @@ struct target_pt_regs {
#define TARGET_QEMU_ESIGRETURN 255
#define UNAME_MACHINE "mips64"
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index de2219768d..a249f0ceb6 100644
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -33,7 +33,6 @@
//#define DEBUG_MMAP
-#if defined(CONFIG_USE_NPTL)
static pthread_mutex_t mmap_mutex = PTHREAD_MUTEX_INITIALIZER;
static __thread int mmap_lock_count;
@@ -66,16 +65,6 @@ void mmap_fork_end(int child)
else
pthread_mutex_unlock(&mmap_mutex);
}
-#else
-/* We aren't threadsafe to start with, so no need to worry about locking. */
-void mmap_lock(void)
-{
-}
-
-void mmap_unlock(void)
-{
-}
-#endif
/* NOTE: all the constants are the HOST ones, but addresses are target. */
int target_mprotect(abi_ulong start, abi_ulong len, int prot)
diff --git a/linux-user/openrisc/target_cpu.h b/linux-user/openrisc/target_cpu.h
index 501fb81162..32a46ac840 100644
--- a/linux-user/openrisc/target_cpu.h
+++ b/linux-user/openrisc/target_cpu.h
@@ -25,9 +25,14 @@ static inline void cpu_clone_regs(CPUOpenRISCState *env, target_ulong newsp)
if (newsp) {
env->gpr[1] = newsp;
}
- env->gpr[2] = 0;
+ env->gpr[11] = 0;
}
-/* TODO: need to implement cpu_set_tls() */
+static inline void cpu_set_tls(CPUOpenRISCState *env, target_ulong newtls)
+{
+ /* Linux kernel 3.10 does not pay any attention to CLONE_SETTLS
+ * in copy_thread(), so QEMU need not do so either.
+ */
+}
#endif
diff --git a/linux-user/ppc/syscall.h b/linux-user/ppc/syscall.h
index 481047b2dd..ba36acbc33 100644
--- a/linux-user/ppc/syscall.h
+++ b/linux-user/ppc/syscall.h
@@ -62,3 +62,5 @@ struct target_revectored_struct {
#else
#define UNAME_MACHINE "ppc"
#endif
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index 6569608b64..4a16e8fe1d 100644
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -16,16 +16,10 @@
#include "exec/user/thunk.h"
#include "syscall_defs.h"
#include "syscall.h"
-#include "target_cpu.h"
-#include "target_signal.h"
#include "exec/gdbstub.h"
#include "qemu/queue.h"
-#if defined(CONFIG_USE_NPTL)
#define THREAD __thread
-#else
-#define THREAD
-#endif
/* This struct is used to hold certain information about the image.
* Basically, it replicates in user space what would be certain
@@ -118,11 +112,10 @@ typedef struct TaskState {
uint32_t v86flags;
uint32_t v86mask;
#endif
-#ifdef CONFIG_USE_NPTL
abi_ulong child_tidptr;
-#endif
#ifdef TARGET_M68K
int sim_syscalls;
+ abi_ulong tp_value;
#endif
#if defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_UNICORE32)
/* Extra fields for semihosted binaries. */
@@ -269,10 +262,8 @@ void mmap_unlock(void);
abi_ulong mmap_find_vma(abi_ulong, abi_ulong);
void cpu_list_lock(void);
void cpu_list_unlock(void);
-#if defined(CONFIG_USE_NPTL)
void mmap_fork_start(void);
void mmap_fork_end(int child);
-#endif
/* main.c */
extern unsigned long guest_stack_size;
@@ -450,8 +441,13 @@ static inline void *lock_user_string(abi_ulong guest_addr)
#define unlock_user_struct(host_ptr, guest_addr, copy) \
unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0)
-#if defined(CONFIG_USE_NPTL)
#include <pthread.h>
-#endif
+
+/* Include target-specific struct and function definitions;
+ * they may need access to the target-independent structures
+ * above, so include them last.
+ */
+#include "target_cpu.h"
+#include "target_signal.h"
#endif /* QEMU_H */
diff --git a/linux-user/s390x/syscall.h b/linux-user/s390x/syscall.h
index e4603b79c3..ea8c304840 100644
--- a/linux-user/s390x/syscall.h
+++ b/linux-user/s390x/syscall.h
@@ -21,3 +21,5 @@ struct target_pt_regs {
};
#define UNAME_MACHINE "s390x"
+
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/sparc/syscall.h b/linux-user/sparc/syscall.h
index 5a9bb7e546..4cd64bf41d 100644
--- a/linux-user/sparc/syscall.h
+++ b/linux-user/sparc/syscall.h
@@ -7,3 +7,10 @@ struct target_pt_regs {
};
#define UNAME_MACHINE "sun4"
+
+/* SPARC kernels don't define this in their Kconfig, but they have the
+ * same ABI as if they did, implemented by sparc-specific code which fishes
+ * directly in the u_regs() struct for half the parameters in sparc_do_fork()
+ * and copy_thread().
+ */
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/sparc/target_cpu.h b/linux-user/sparc/target_cpu.h
index 5a620a2bb7..4944d465a2 100644
--- a/linux-user/sparc/target_cpu.h
+++ b/linux-user/sparc/target_cpu.h
@@ -25,12 +25,20 @@ static inline void cpu_clone_regs(CPUSPARCState *env, target_ulong newsp)
if (newsp) {
env->regwptr[22] = newsp;
}
+ /* syscall return for clone child: 0, and clear CF since
+ * this counts as a success return value.
+ */
env->regwptr[0] = 0;
- /* FIXME: Do we also need to clear CF? */
- /* XXXXX */
- printf("HELPME: %s:%d\n", __FILE__, __LINE__);
+#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
+ env->xcc &= ~PSR_CARRY;
+#else
+ env->psr &= ~PSR_CARRY;
+#endif
}
-/* TODO: need to implement cpu_set_tls() */
+static inline void cpu_set_tls(CPUSPARCState *env, target_ulong newtls)
+{
+ env->gregs[7] = newtls;
+}
#endif
diff --git a/linux-user/sparc64/syscall.h b/linux-user/sparc64/syscall.h
index 81a816de94..e60bf311c0 100644
--- a/linux-user/sparc64/syscall.h
+++ b/linux-user/sparc64/syscall.h
@@ -8,3 +8,10 @@ struct target_pt_regs {
};
#define UNAME_MACHINE "sun4u"
+
+/* SPARC kernels don't define this in their Kconfig, but they have the
+ * same ABI as if they did, implemented by sparc-specific code which fishes
+ * directly in the u_regs() struct for half the parameters in sparc_do_fork()
+ * and copy_thread().
+ */
+#define TARGET_CLONE_BACKWARDS
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 00a0390ea9..3f6db4b0d1 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -111,13 +111,8 @@ int __clone2(int (*fn)(void *), void *child_stack_base,
#include "qemu.h"
-#if defined(CONFIG_USE_NPTL)
#define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \
CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID)
-#else
-/* XXX: Hardcode the above values. */
-#define CLONE_NPTL_FLAGS2 0
-#endif
//#define DEBUG
@@ -234,12 +229,10 @@ _syscall1(int,exit_group,int,error_code)
#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
_syscall1(int,set_tid_address,int *,tidptr)
#endif
-#if defined(CONFIG_USE_NPTL)
#if defined(TARGET_NR_futex) && defined(__NR_futex)
_syscall6(int,sys_futex,int *,uaddr,int,op,int,val,
const struct timespec *,timeout,int *,uaddr2,int,val3)
#endif
-#endif
#define __NR_sys_sched_getaffinity __NR_sched_getaffinity
_syscall3(int, sys_sched_getaffinity, pid_t, pid, unsigned int, len,
unsigned long *, user_mask_ptr);
@@ -1039,6 +1032,9 @@ static abi_long do_pipe(void *cpu_env, abi_ulong pipedes,
#elif defined(TARGET_SH4)
((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1];
return host_pipe[0];
+#elif defined(TARGET_SPARC)
+ ((CPUSPARCState*)cpu_env)->regwptr[1] = host_pipe[1];
+ return host_pipe[0];
#endif
}
@@ -4055,7 +4051,7 @@ static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr,
}
#if defined(TARGET_I386) && defined(TARGET_ABI32)
-static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr)
+abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr)
{
uint64_t *gdt_table = g2h(env->gdt.base);
struct target_modify_ldt_ldt_s ldt_info;
@@ -4189,7 +4185,7 @@ static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr)
#endif /* TARGET_I386 && TARGET_ABI32 */
#ifndef TARGET_ABI32
-static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)
+abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)
{
abi_long ret = 0;
abi_ulong val;
@@ -4227,7 +4223,6 @@ static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)
#define NEW_STACK_SIZE 0x40000
-#if defined(CONFIG_USE_NPTL)
static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER;
typedef struct {
@@ -4272,16 +4267,6 @@ static void *clone_func(void *arg)
/* never exits */
return NULL;
}
-#else
-
-static int clone_func(void *arg)
-{
- CPUArchState *env = arg;
- cpu_loop(env);
- /* never exits */
- return 0;
-}
-#endif
/* do_fork() Must return host values and target errnos (unlike most
do_*() functions). */
@@ -4292,12 +4277,8 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
int ret;
TaskState *ts;
CPUArchState *new_env;
-#if defined(CONFIG_USE_NPTL)
unsigned int nptl_flags;
sigset_t sigmask;
-#else
- uint8_t *new_stack;
-#endif
/* Emulate vfork() with fork() */
if (flags & CLONE_VFORK)
@@ -4305,23 +4286,18 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
if (flags & CLONE_VM) {
TaskState *parent_ts = (TaskState *)env->opaque;
-#if defined(CONFIG_USE_NPTL)
new_thread_info info;
pthread_attr_t attr;
-#endif
+
ts = g_malloc0(sizeof(TaskState));
init_task_state(ts);
/* we create a new CPU instance. */
new_env = cpu_copy(env);
-#if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC)
- cpu_reset(ENV_GET_CPU(new_env));
-#endif
/* Init regs that differ from the parent. */
cpu_clone_regs(new_env, newsp);
new_env->opaque = ts;
ts->bprm = parent_ts->bprm;
ts->info = parent_ts->info;
-#if defined(CONFIG_USE_NPTL)
nptl_flags = flags;
flags &= ~CLONE_NPTL_FLAGS2;
@@ -4371,17 +4347,6 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
pthread_cond_destroy(&info.cond);
pthread_mutex_destroy(&info.mutex);
pthread_mutex_unlock(&clone_lock);
-#else
- if (flags & CLONE_NPTL_FLAGS2)
- return -EINVAL;
- /* This is probably going to die very quickly, but do it anyway. */
- new_stack = g_malloc0 (NEW_STACK_SIZE);
-#ifdef __ia64__
- ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env);
-#else
- ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env);
-#endif
-#endif
} else {
/* if no CLONE_VM, we consider it is a fork */
if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0)
@@ -4392,7 +4357,6 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
/* Child Process. */
cpu_clone_regs(env, newsp);
fork_end(1);
-#if defined(CONFIG_USE_NPTL)
/* There is a race condition here. The parent process could
theoretically read the TID in the child process before the child
tid is set. This would require using either ptrace
@@ -4408,7 +4372,6 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
cpu_set_tls (env, newtls);
if (flags & CLONE_CHILD_CLEARTID)
ts->child_tidptr = child_tidptr;
-#endif
} else {
fork_end(0);
}
@@ -4834,7 +4797,6 @@ static inline abi_long host_to_target_stat64(void *cpu_env,
}
#endif
-#if defined(CONFIG_USE_NPTL)
/* ??? Using host futex calls even when target atomic operations
are not really atomic probably breaks things. However implementing
futexes locally would make futexes shared between multiple processes
@@ -4886,7 +4848,6 @@ static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout,
return -TARGET_ENOSYS;
}
}
-#endif
/* Map host to target signal numbers for the wait family of syscalls.
Assume all other status bits are the same. */
@@ -5132,9 +5093,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
abi_long arg5, abi_long arg6, abi_long arg7,
abi_long arg8)
{
-#ifdef CONFIG_USE_NPTL
CPUState *cpu = ENV_GET_CPU(cpu_env);
-#endif
abi_long ret;
struct stat st;
struct statfs stfs;
@@ -5148,7 +5107,6 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
switch(num) {
case TARGET_NR_exit:
-#ifdef CONFIG_USE_NPTL
/* In old applications this may be used to implement _exit(2).
However in threaded applictions it is used for thread termination,
and _exit_group is used for application termination.
@@ -5186,7 +5144,6 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
g_free(ts);
pthread_exit(NULL);
}
-#endif
#ifdef TARGET_GPROF
_mcleanup();
#endif
@@ -6956,16 +6913,20 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
ret = get_errno(fsync(arg1));
break;
case TARGET_NR_clone:
-#if defined(TARGET_SH4) || defined(TARGET_ALPHA)
- ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4));
-#elif defined(TARGET_CRIS)
- ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5));
-#elif defined(TARGET_MICROBLAZE)
+ /* Linux manages to have three different orderings for its
+ * arguments to clone(); the BACKWARDS and BACKWARDS2 defines
+ * match the kernel's CONFIG_CLONE_* settings.
+ * Microblaze is further special in that it uses a sixth
+ * implicit argument to clone for the TLS pointer.
+ */
+#if defined(TARGET_MICROBLAZE)
ret = get_errno(do_fork(cpu_env, arg1, arg2, arg4, arg6, arg5));
-#elif defined(TARGET_S390X)
+#elif defined(TARGET_CLONE_BACKWARDS)
+ ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5));
+#elif defined(TARGET_CLONE_BACKWARDS2)
ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg5, arg4));
#else
- ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5));
+ ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4));
#endif
break;
#ifdef __NR_exit_group
@@ -8558,6 +8519,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
#elif defined(TARGET_I386) && defined(TARGET_ABI32)
ret = do_set_thread_area(cpu_env, arg1);
break;
+#elif defined(TARGET_M68K)
+ {
+ TaskState *ts = ((CPUArchState *)cpu_env)->opaque;
+ ts->tp_value = arg1;
+ break;
+ }
#else
goto unimplemented_nowarn;
#endif
@@ -8566,6 +8533,13 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
case TARGET_NR_get_thread_area:
#if defined(TARGET_I386) && defined(TARGET_ABI32)
ret = do_get_thread_area(cpu_env, arg1);
+ break;
+#elif defined(TARGET_M68K)
+ {
+ TaskState *ts = ((CPUArchState *)cpu_env)->opaque;
+ ret = ts->tp_value;
+ break;
+ }
#else
goto unimplemented_nowarn;
#endif
@@ -8670,11 +8644,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
}
break;
#endif
-#if defined(CONFIG_USE_NPTL)
case TARGET_NR_futex:
ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6);
break;
-#endif
#if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init)
case TARGET_NR_inotify_init:
ret = get_errno(sys_inotify_init());
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 92c01a9603..086fbfffe7 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -1138,8 +1138,7 @@ struct target_winsize {
#endif
#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) \
- || defined(TARGET_CRIS) || defined(TARGET_UNICORE32) \
- || defined(TARGET_OPENRISC)
+ || defined(TARGET_CRIS) || defined(TARGET_UNICORE32)
struct target_stat {
unsigned short st_dev;
unsigned short __pad1;
@@ -1837,29 +1836,55 @@ struct target_stat {
abi_ulong __unused[3];
};
#elif defined(TARGET_OPENRISC)
+
+/* These are the asm-generic versions of the stat and stat64 structures */
+
struct target_stat {
abi_ulong st_dev;
abi_ulong st_ino;
- abi_ulong st_nlink;
-
unsigned int st_mode;
+ unsigned int st_nlink;
unsigned int st_uid;
unsigned int st_gid;
- unsigned int __pad0;
abi_ulong st_rdev;
+ abi_ulong __pad1;
abi_long st_size;
- abi_long st_blksize;
- abi_long st_blocks; /* Number 512-byte blocks allocated. */
-
- abi_ulong target_st_atime;
+ int st_blksize;
+ int __pad2;
+ abi_long st_blocks;
+ abi_long target_st_atime;
abi_ulong target_st_atime_nsec;
- abi_ulong target_st_mtime;
+ abi_long target_st_mtime;
abi_ulong target_st_mtime_nsec;
- abi_ulong target_st_ctime;
+ abi_long target_st_ctime;
abi_ulong target_st_ctime_nsec;
+ unsigned int __unused4;
+ unsigned int __unused5;
+};
- abi_long __unused[3];
+struct target_stat64 {
+ uint64_t st_dev;
+ uint64_t st_ino;
+ unsigned int st_mode;
+ unsigned int st_nlink;
+ unsigned int st_uid;
+ unsigned int st_gid;
+ uint64_t st_rdev;
+ uint64_t __pad1;
+ int64_t st_size;
+ int st_blksize;
+ int __pad2;
+ int64_t st_blocks;
+ int target_st_atime;
+ unsigned int target_st_atime_nsec;
+ int target_st_mtime;
+ unsigned int target_st_mtime_nsec;
+ int target_st_ctime;
+ unsigned int target_st_ctime_nsec;
+ unsigned int __unused4;
+ unsigned int __unused5;
};
+
#else
#error unsupported CPU
#endif
@@ -2434,8 +2459,11 @@ typedef union target_epoll_data {
struct target_epoll_event {
uint32_t events;
+#ifdef TARGET_ARM
+ uint32_t __pad;
+#endif
target_epoll_data_t data;
-};
+} QEMU_PACKED;
#endif
struct target_rlimit64 {
uint64_t rlim_cur;
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-19 15:00:41 +0000