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| author | takasi-y@ops.dti.ne.jp <takasi-y@ops.dti.ne.jp> | 2010-02-18 00:35:03 +0900 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2010-03-06 19:35:18 +0100 |
| commit | 597c0212a7b3f16af26dc29fbb5653999b8cd31f (patch) | |
| tree | 2c9669e7a726af9f0fd62761115270cdf7b275b3 /linux-user/syscall.c | |
| parent | 41b1e61f51b05fd6ca060f901b822f83e0beb6b6 (diff) | |
| download | focaccia-qemu-597c0212a7b3f16af26dc29fbb5653999b8cd31f.tar.gz focaccia-qemu-597c0212a7b3f16af26dc29fbb5653999b8cd31f.zip | |
linux-user: Fix syscall pipe2() retval on sh4
On linux/sh4 pipe() return values by r0:r1 as SH C calling convention. pipe2() return values on memory as traditional unix way. Signed-off-by: Takashi YOSHII <takasi-y@ops.dti.ne.jp> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 38eb35f542..80d8633473 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -969,10 +969,13 @@ static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, int flags) #if defined(TARGET_MIPS) ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; ret = host_pipe[0]; -#elif defined(TARGET_SH4) - ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; - ret = host_pipe[0]; #else +#if defined(TARGET_SH4) + if (!flags) { + ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; + ret = host_pipe[0]; + } else +#endif if (put_user_s32(host_pipe[0], pipedes) || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) return -TARGET_EFAULT; |