| #ifndef SIZEOF_STRUCT_SPARC_STACKF |
| # define SIZEOF_STRUCT_SPARC_STACKF sizeof(struct sparc_stackf) |
| #endif |
| #ifndef SIZEOF_STRUCT_PT_REGS |
| # define SIZEOF_STRUCT_PT_REGS sizeof(struct pt_regs) |
| #endif |
| #ifndef PERSONALITY_WORDSIZE |
| # define PERSONALITY_WORDSIZE PERSONALITY0_WORDSIZE |
| #endif |
| |
| static void |
| arch_sigreturn(struct tcb *tcp) |
| { |
| unsigned long addr = sparc_regs.u_regs[U_REG_FP] + |
| SIZEOF_STRUCT_SPARC_STACKF + SIZEOF_STRUCT_PT_REGS; |
| struct { |
| unsigned int mask; |
| char fpu_save[PERSONALITY_WORDSIZE]; |
| char insns[PERSONALITY_WORDSIZE * 2] ATTRIBUTE_ALIGNED(8); |
| unsigned int extramask[NSIG_BYTES / sizeof(int) - 1]; |
| } frame; |
| |
| if (umove(tcp, addr, &frame) < 0) { |
| tprintf("{mask=%#lx}", addr); |
| } else { |
| unsigned int mask[NSIG_BYTES / sizeof(int)]; |
| |
| mask[0] = frame.mask; |
| memcpy(mask + 1, frame.extramask, sizeof(frame.extramask)); |
| tprintsigmask_addr("{mask=", mask); |
| tprints("}"); |
| } |
| } |
| |
| #undef PERSONALITY_WORDSIZE |
| #undef SIZEOF_STRUCT_PT_REGS |
| #undef SIZEOF_STRUCT_SPARC_STACKF |
