| static void |
| arch_sigreturn(struct tcb *tcp) |
| { |
| unsigned long addr = ppc_regs.gpr[1]; |
| struct sigcontext sc; |
| |
| /* Skip dummy stack frame. */ |
| #ifdef POWERPC64 |
| if (current_personality == 0) |
| addr += 128; |
| else |
| #endif |
| addr += 64; |
| |
| if (umove(tcp, addr, &sc) < 0) { |
| tprintf("{mask=%#lx}", addr); |
| } else { |
| unsigned long mask[NSIG_BYTES / sizeof(long)]; |
| #ifdef POWERPC64 |
| mask[0] = sc.oldmask | (sc._unused[3] << 32); |
| #else |
| mask[0] = sc.oldmask; |
| mask[1] = sc._unused[3]; |
| #endif |
| tprintsigmask_addr("{mask=", mask); |
| tprints("}"); |
| } |
| } |
