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()
237 bool is_conditional_branch(struct ppc_inst instr)  in is_conditional_branch()
255 int create_branch(struct ppc_inst *instr,  in create_branch()
256 		  const struct ppc_inst *addr,  in create_branch()
261 	*instr = ppc_inst(0);  in create_branch()
271 	*instr = ppc_inst(0x48000000 | (flags & 0x3) | (offset & 0x03FFFFFC));  in create_branch()
276 int create_cond_branch(struct ppc_inst *instr, const struct ppc_inst *addr,  in create_cond_branch()
290 	*instr = ppc_inst(0x40000000 | (flags & 0x3FF0003) | (offset & 0xFFFC));  in create_cond_branch()
295 static unsigned int branch_opcode(struct ppc_inst instr)  in branch_opcode()
300 static int instr_is_branch_iform(struct ppc_inst instr)  in instr_is_branch_iform()
305 static int instr_is_branch_bform(struct ppc_inst instr)  in instr_is_branch_bform()
310 int instr_is_relative_branch(struct ppc_inst instr)  in instr_is_relative_branch()
318 int instr_is_relative_link_branch(struct ppc_inst instr)  in instr_is_relative_link_branch()
323 static unsigned long branch_iform_target(const struct ppc_inst *instr)  in branch_iform_target()
339 static unsigned long branch_bform_target(const struct ppc_inst *instr)  in branch_bform_target()
355 unsigned long branch_target(const struct ppc_inst *instr)  in branch_target()
365 int instr_is_branch_to_addr(const struct ppc_inst *instr, unsigned long addr)  in instr_is_branch_to_addr()
374 int translate_branch(struct ppc_inst *instr, const struct ppc_inst *dest,  in translate_branch()
375 		     const struct ppc_inst *src)  in translate_branch()
402 	patch_branch((struct ppc_inst *)(ibase + (exc / 4) + 1), addr, 0);  in __patch_exception()
419 	struct ppc_inst instr;  in test_branch_iform()
425 	check(instr_is_branch_iform(ppc_inst(0x48000000)));  in test_branch_iform()
427 	check(instr_is_branch_iform(ppc_inst(0x4bffffff)));  in test_branch_iform()
429 	check(!instr_is_branch_iform(ppc_inst(0xcbffffff)));  in test_branch_iform()
431 	check(!instr_is_branch_iform(ppc_inst(0x7bffffff)));  in test_branch_iform()
434 	check(instr_is_branch_iform(ppc_inst(0x48000001)));  in test_branch_iform()
436 	check(instr_is_branch_iform(ppc_inst(0x4bfffffd)));  in test_branch_iform()
438 	check(instr_is_branch_iform(ppc_inst(0x4bff00fd)));  in test_branch_iform()
440 	check(!instr_is_branch_iform(ppc_inst(0x7bfffffd)));  in test_branch_iform()
443 	instr = ppc_inst(0x48000103);  in test_branch_iform()
446 	instr = ppc_inst(0x480420ff);  in test_branch_iform()
449 	instr = ppc_inst(0x49fffffc);  in test_branch_iform()
452 	instr = ppc_inst(0x4bfffffc);  in test_branch_iform()
455 	instr = ppc_inst(0x4a000000);  in test_branch_iform()
489 	check(ppc_inst_equal(instr, ppc_inst(0x48000000)));  in test_branch_iform()
494 	struct ppc_inst *iptr;  in test_create_function_call()
496 	struct ppc_inst instr;  in test_create_function_call()
499 	iptr = (struct ppc_inst *)ppc_function_entry(test_trampoline);  in test_create_function_call()
510 	struct ppc_inst *iptr, instr;  in test_branch_bform()
517 	check(instr_is_branch_bform(ppc_inst(0x40000000)));  in test_branch_bform()
519 	check(instr_is_branch_bform(ppc_inst(0x43ffffff)));  in test_branch_bform()
521 	check(!instr_is_branch_bform(ppc_inst(0xc3ffffff)));  in test_branch_bform()
523 	check(!instr_is_branch_bform(ppc_inst(0x7bffffff)));  in test_branch_bform()
526 	instr = ppc_inst(0x43ff0103);  in test_branch_bform()
529 	instr = ppc_inst(0x43ff20ff);  in test_branch_bform()
532 	instr = ppc_inst(0x43ff7ffc);  in test_branch_bform()
535 	instr = ppc_inst(0x43fffffc);  in test_branch_bform()
538 	instr = ppc_inst(0x43ff8000);  in test_branch_bform()
575 	check(ppc_inst_equal(instr, ppc_inst(0x43FF0000)));  in test_branch_bform()
582 	struct ppc_inst instr;  in test_translate_branch()
609 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x4a000000)));  in test_translate_branch()
620 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x49fffffc)));  in test_translate_branch()
666 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x43ff8000)));  in test_translate_branch()
678 	check(ppc_inst_equal(ppc_inst_read(q), ppc_inst(0x43ff7ffc)));  in test_translate_branch()
713 	__patch_instruction((struct ppc_inst *)code_patching_test1,  in test_prefixed_patching()
715 			    (struct ppc_inst *)code_patching_test1);  in test_prefixed_patching()