21 static int __patch_instruction(struct ppc_inst *exec_addr, struct ppc_inst instr,  in __patch_instruction()
22 			       struct ppc_inst *patch_addr)  in __patch_instruction()
38 int raw_patch_instruction(struct ppc_inst *addr, struct ppc_inst instr)  in raw_patch_instruction()
146 static int do_patch_instruction(struct ppc_inst *addr, struct ppc_inst instr)  in do_patch_instruction()
149 	struct ppc_inst *patch_addr = NULL;  in do_patch_instruction()
170 	patch_addr = (struct ppc_inst *)(text_poke_addr + (kaddr & ~PAGE_MASK));  in do_patch_instruction()
185 static int do_patch_instruction(struct ppc_inst *addr, struct ppc_inst instr)  in do_patch_instruction()
192 int patch_instruction(struct ppc_inst *addr, struct ppc_inst instr)  in patch_instruction()
203 int patch_branch(struct ppc_inst *addr, unsigned long target, int flags)  in patch_branch()
205 	struct ppc_inst instr;  in patch_branch()
242 bool is_conditional_branch(struct ppc_inst instr)  in is_conditional_branch()
260 int create_branch(struct ppc_inst *instr,  in create_branch()
261 		  const struct ppc_inst *addr,  in create_branch()
266 	*instr = ppc_inst(0);  in create_branch()
276 	*instr = ppc_inst(0x48000000 | (flags & 0x3) | (offset & 0x03FFFFFC));  in create_branch()
281 int create_cond_branch(struct ppc_inst *instr, const struct ppc_inst *addr,  in create_cond_branch()
295 	*instr = ppc_inst(0x40000000 | (flags & 0x3FF0003) | (offset & 0xFFFC));  in create_cond_branch()
300 static unsigned int branch_opcode(struct ppc_inst instr)  in branch_opcode()
305 static int instr_is_branch_iform(struct ppc_inst instr)  in instr_is_branch_iform()
310 static int instr_is_branch_bform(struct ppc_inst instr)  in instr_is_branch_bform()
315 int instr_is_relative_branch(struct ppc_inst instr)  in instr_is_relative_branch()
323 int instr_is_relative_link_branch(struct ppc_inst instr)  in instr_is_relative_link_branch()
328 static unsigned long branch_iform_target(const struct ppc_inst *instr)  in branch_iform_target()
344 static unsigned long branch_bform_target(const struct ppc_inst *instr)  in branch_bform_target()
360 unsigned long branch_target(const struct ppc_inst *instr)  in branch_target()
370 int instr_is_branch_to_addr(const struct ppc_inst *instr, unsigned long addr)  in instr_is_branch_to_addr()
379 int translate_branch(struct ppc_inst *instr, const struct ppc_inst *dest,  in translate_branch()
380 		     const struct ppc_inst *src)  in translate_branch()
407 	patch_branch((struct ppc_inst *)(ibase + (exc / 4) + 1), addr, 0);  in __patch_exception()
424 	struct ppc_inst instr;  in test_branch_iform()
430 	check(instr_is_branch_iform(ppc_inst(0x48000000)));  in test_branch_iform()
432 	check(instr_is_branch_iform(ppc_inst(0x4bffffff)));  in test_branch_iform()
434 	check(!instr_is_branch_iform(ppc_inst(0xcbffffff)));  in test_branch_iform()
436 	check(!instr_is_branch_iform(ppc_inst(0x7bffffff)));  in test_branch_iform()
439 	check(instr_is_branch_iform(ppc_inst(0x48000001)));  in test_branch_iform()
441 	check(instr_is_branch_iform(ppc_inst(0x4bfffffd)));  in test_branch_iform()
443 	check(instr_is_branch_iform(ppc_inst(0x4bff00fd)));  in test_branch_iform()
445 	check(!instr_is_branch_iform(ppc_inst(0x7bfffffd)));  in test_branch_iform()
448 	instr = ppc_inst(0x48000103);  in test_branch_iform()
451 	instr = ppc_inst(0x480420ff);  in test_branch_iform()
454 	instr = ppc_inst(0x49fffffc);  in test_branch_iform()
457 	instr = ppc_inst(0x4bfffffc);  in test_branch_iform()
460 	instr = ppc_inst(0x4a000000);  in test_branch_iform()
494 	check(ppc_inst_equal(instr, ppc_inst(0x48000000)));  in test_branch_iform()
499 	struct ppc_inst *iptr;  in test_create_function_call()
501 	struct ppc_inst instr;  in test_create_function_call()
504 	iptr = (struct ppc_inst *)ppc_function_entry(test_trampoline);  in test_create_function_call()
515 	struct ppc_inst *iptr, instr;  in test_branch_bform()
522 	check(instr_is_branch_bform(ppc_inst(0x40000000)));  in test_branch_bform()
524 	check(instr_is_branch_bform(ppc_inst(0x43ffffff)));  in test_branch_bform()
526 	check(!instr_is_branch_bform(ppc_inst(0xc3ffffff)));  in test_branch_bform()
528 	check(!instr_is_branch_bform(ppc_inst(0x7bffffff)));  in test_branch_bform()
531 	instr = ppc_inst(0x43ff0103);  in test_branch_bform()
534 	instr = ppc_inst(0x43ff20ff);  in test_branch_bform()
537 	instr = ppc_inst(0x43ff7ffc);  in test_branch_bform()
540 	instr = ppc_inst(0x43fffffc);  in test_branch_bform()
543 	instr = ppc_inst(0x43ff8000);  in test_branch_bform()
580 	check(ppc_inst_equal(instr, ppc_inst(0x43FF0000)));  in test_branch_bform()
587 	struct ppc_inst instr;  in test_translate_branch()
614 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x4a000000)));  in test_translate_branch()
625 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x49fffffc)));  in test_translate_branch()
671 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x43ff8000)));  in test_translate_branch()
683 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x43ff7ffc)));  in test_translate_branch()
718 	__patch_instruction((struct ppc_inst *)code_patching_test1,  in test_prefixed_patching()
720 			    (struct ppc_inst *)code_patching_test1);  in test_prefixed_patching()