Revision 48e515d4
| b/linux-user/syscall.c | ||
|---|---|---|
| 580 | 580 |
extern int setfsgid(int); |
| 581 | 581 |
extern int setgroups(int, gid_t *); |
| 582 | 582 |
|
| 583 |
/* ARM EABI and MIPS expect 64bit types aligned even on pairs or registers */ |
|
| 584 |
#ifdef TARGET_ARM |
|
| 585 |
static inline int regpairs_aligned(void *cpu_env) {
|
|
| 586 |
return ((((CPUARMState *)cpu_env)->eabi) == 1) ; |
|
| 587 |
} |
|
| 588 |
#elif defined(TARGET_MIPS) |
|
| 589 |
static inline int regpairs_aligned(void *cpu_env) { return 1; }
|
|
| 590 |
#else |
|
| 591 |
static inline int regpairs_aligned(void *cpu_env) { return 0; }
|
|
| 592 |
#endif |
|
| 593 |
|
|
| 583 | 594 |
#define ERRNO_TABLE_SIZE 1200 |
| 584 | 595 |
|
| 585 | 596 |
/* target_to_host_errno_table[] is initialized from |
| ... | ... | |
| 4375 | 4386 |
abi_long arg3, |
| 4376 | 4387 |
abi_long arg4) |
| 4377 | 4388 |
{
|
| 4378 |
#ifdef TARGET_ARM |
|
| 4379 |
if (((CPUARMState *)cpu_env)->eabi) |
|
| 4380 |
{
|
|
| 4389 |
if (regpairs_aligned(cpu_env)) {
|
|
| 4381 | 4390 |
arg2 = arg3; |
| 4382 | 4391 |
arg3 = arg4; |
| 4383 |
} |
|
| 4384 |
#endif |
|
| 4392 |
} |
|
| 4385 | 4393 |
return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); |
| 4386 | 4394 |
} |
| 4387 | 4395 |
#endif |
| ... | ... | |
| 4392 | 4400 |
abi_long arg3, |
| 4393 | 4401 |
abi_long arg4) |
| 4394 | 4402 |
{
|
| 4395 |
#ifdef TARGET_ARM |
|
| 4396 |
if (((CPUARMState *)cpu_env)->eabi) |
|
| 4397 |
{
|
|
| 4403 |
if (regpairs_aligned(cpu_env)) {
|
|
| 4398 | 4404 |
arg2 = arg3; |
| 4399 | 4405 |
arg3 = arg4; |
| 4400 |
} |
|
| 4401 |
#endif |
|
| 4406 |
} |
|
| 4402 | 4407 |
return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); |
| 4403 | 4408 |
} |
| 4404 | 4409 |
#endif |
| ... | ... | |
| 6857 | 6862 |
#endif |
| 6858 | 6863 |
#ifdef TARGET_NR_pread |
| 6859 | 6864 |
case TARGET_NR_pread: |
| 6860 |
#ifdef TARGET_ARM |
|
| 6861 |
if (((CPUARMState *)cpu_env)->eabi) |
|
| 6865 |
if (regpairs_aligned(cpu_env)) |
|
| 6862 | 6866 |
arg4 = arg5; |
| 6863 |
#endif |
|
| 6864 | 6867 |
if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
| 6865 | 6868 |
goto efault; |
| 6866 | 6869 |
ret = get_errno(pread(arg1, p, arg3, arg4)); |
| 6867 | 6870 |
unlock_user(p, arg2, ret); |
| 6868 | 6871 |
break; |
| 6869 | 6872 |
case TARGET_NR_pwrite: |
| 6870 |
#ifdef TARGET_ARM |
|
| 6871 |
if (((CPUARMState *)cpu_env)->eabi) |
|
| 6873 |
if (regpairs_aligned(cpu_env)) |
|
| 6872 | 6874 |
arg4 = arg5; |
| 6873 |
#endif |
|
| 6874 | 6875 |
if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
| 6875 | 6876 |
goto efault; |
| 6876 | 6877 |
ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
| ... | ... | |
| 7621 | 7622 |
#ifdef TARGET_NR_readahead |
| 7622 | 7623 |
case TARGET_NR_readahead: |
| 7623 | 7624 |
#if TARGET_ABI_BITS == 32 |
| 7624 |
#ifdef TARGET_ARM |
|
| 7625 |
if (((CPUARMState *)cpu_env)->eabi) |
|
| 7626 |
{
|
|
| 7625 |
if (regpairs_aligned(cpu_env)) {
|
|
| 7627 | 7626 |
arg2 = arg3; |
| 7628 | 7627 |
arg3 = arg4; |
| 7629 | 7628 |
arg4 = arg5; |
| 7630 | 7629 |
} |
| 7631 |
#endif |
|
| 7632 | 7630 |
ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); |
| 7633 | 7631 |
#else |
| 7634 | 7632 |
ret = get_errno(readahead(arg1, arg2, arg3)); |
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