diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh/brk.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sh/brk.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/brk.c b/sysdeps/unix/sysv/linux/sh/brk.c index 79c43b717c..5ce67df0cb 100644 --- a/sysdeps/unix/sysv/linux/sh/brk.c +++ b/sysdeps/unix/sysv/linux/sh/brk.c @@ -28,14 +28,12 @@ int __brk (void *addr) { void *newbrk; + register long r3 asm ("%r3") = SYS_ify (brk); + register long r4 asm ("%r4") = (long)addr; - asm ("mov %1, r4\n" - "mov %2, r0\n" - "trapa #0\n" /* do the system call */ - "mov r0, %0;" /* keep the return value */ - : "=r"(newbrk) - : "r"(addr), "i" (SYS_ify (brk)) - : "r0"); + asm volatile ("trapa #0x11" + : "=z"(newbrk) + : "r" (r3), "r" (r4)); __curbrk = newbrk; |