45 	gdb_regs[GDB_FR_PC]	= regs->pc;  in pt_regs_to_gdb_regs()
77 	gdb_regs[GDB_FR_PC]	= p->thread.pc;  in sleeping_thread_to_gdb_regs()
97 	regs->pc	= gdb_regs[GDB_FR_PC];  in gdb_regs_to_pt_regs()
159 	u8 *pc = (u8 *)regs->pc, *sp = (u8 *)(regs + 1), cur;  in kgdb_arch_do_singlestep()  local
163 	ret = probe_kernel_read(&cur, pc, 1);  in kgdb_arch_do_singlestep()
169 		x = pc + size;  in kgdb_arch_do_singlestep()
176 		ret = probe_kernel_read(&arg, pc + 1, 1);  in kgdb_arch_do_singlestep()
179 		x = pc + 2;  in kgdb_arch_do_singlestep()
182 		y = pc + (s8)arg;  in kgdb_arch_do_singlestep()
187 		x = pc + 1;  in kgdb_arch_do_singlestep()
188 		if (regs->pc == regs->lar)  in kgdb_arch_do_singlestep()
196 		x = pc + 5;  in kgdb_arch_do_singlestep()
202 		ret = probe_kernel_read(&arg, pc + 1, 2);  in kgdb_arch_do_singlestep()
205 		x = pc + (s16)arg;  in kgdb_arch_do_singlestep()
211 		ret = probe_kernel_read(&arg, pc + 1, 4);  in kgdb_arch_do_singlestep()
214 		x = pc + (s32)arg;  in kgdb_arch_do_singlestep()
224 		ret = probe_kernel_read(&arg, pc + 2, 1);  in kgdb_arch_do_singlestep()
233 		ret = probe_kernel_read(&cur, pc + 1, 1);  in kgdb_arch_do_singlestep()
259 			x = pc + 2;  in kgdb_arch_do_singlestep()
266 		ret = probe_kernel_read(&cur, pc + 1, 1);  in kgdb_arch_do_singlestep()
269 		x = pc + 3;  in kgdb_arch_do_singlestep()
272 			ret = probe_kernel_read(&arg, pc + 2, 1);  in kgdb_arch_do_singlestep()
277 			y = pc + (s8)arg;  in kgdb_arch_do_singlestep()
283 		ret = probe_kernel_read(&cur, pc + 1, 1);  in kgdb_arch_do_singlestep()
289 			ret = probe_kernel_read(&arg, pc + 2, 2);  in kgdb_arch_do_singlestep()
292 			x = pc + (s16)arg;  in kgdb_arch_do_singlestep()
296 		x = pc + 4;  in kgdb_arch_do_singlestep()
300 		ret = probe_kernel_read(&cur, pc + 1, 1);  in kgdb_arch_do_singlestep()
306 			ret = probe_kernel_read(&arg, pc + 2, 4);  in kgdb_arch_do_singlestep()
309 			x = pc + (s32)arg;  in kgdb_arch_do_singlestep()
313 		x = pc + 6;  in kgdb_arch_do_singlestep()
368 			if (x == (u8 *)regs->pc)  in kgdb_arch_undo_singlestep()
378 			if (y == (u8 *)regs->pc)  in kgdb_arch_undo_singlestep()
429 			regs->pc = addr;  in kgdb_arch_handle_exception()
472 	return regs->pc == (unsigned long)&__arch_kgdb_breakpoint;  in at_debugger_breakpoint()