| rofl0r | 1c8eb8b | 2012-11-09 23:36:55 +0100 | [diff] [blame] | 1 | .global __syscall |
| Rich Felker | 7405cd1 | 2015-04-14 13:48:20 -0400 | [diff] [blame] | 2 | .hidden __syscall |
| rofl0r | 1c8eb8b | 2012-11-09 23:36:55 +0100 | [diff] [blame] | 3 | .type __syscall,@function |
| 4 | __syscall: |
| 5 | mr 0, 3 # Save the system call number |
| 6 | mr 3, 4 # Shift the arguments: arg1 |
| 7 | mr 4, 5 # arg2 |
| 8 | mr 5, 6 # arg3 |
| 9 | mr 6, 7 # arg4 |
| 10 | mr 7, 8 # arg5 |
| 11 | mr 8, 9 # arg6 |
| 12 | sc |
| 13 | bnslr+ # return if not summary overflow |
| 14 | #else error: |
| 15 | # return negated value. |
| 16 | neg 3, 3 |
| 17 | blr |
| 18 | .end __syscall |
| 19 | .size __syscall, .-__syscall |