| .global __cp_begin | |
| .hidden __cp_begin | |
| .global __cp_end | |
| .hidden __cp_end | |
| .global __cp_cancel | |
| .hidden __cp_cancel | |
| .hidden __cancel | |
| .global __syscall_cp_asm | |
| .hidden __syscall_cp_asm | |
| .text | |
| .type __syscall_cp_asm,%function | |
| __syscall_cp_asm: | |
| # at enter: r3 = pointer to self->cancel, r4: syscall no, r5: first arg, r6: 2nd, r7: 3rd, r8: 4th, r9: 5th, r10: 6th | |
| __cp_begin: | |
| # if (self->cancel) goto __cp_cancel | |
| lwz 0, 0(3) | |
| cmpwi cr7, 0, 0 | |
| bne- cr7, __cp_cancel | |
| # make syscall | |
| mr 0, 4 | |
| mr 3, 5 | |
| mr 4, 6 | |
| mr 5, 7 | |
| mr 6, 8 | |
| mr 7, 9 | |
| mr 8, 10 | |
| sc | |
| __cp_end: | |
| # return error ? -r3 : r3 | |
| bnslr+ | |
| neg 3, 3 | |
| blr | |
| __cp_cancel: | |
| mflr 0 | |
| bl 1f | |
| .long .TOC.-. | |
| 1: mflr 3 | |
| lwa 2, 0(3) | |
| add 2, 2, 3 | |
| mtlr 0 | |
| b __cancel |