19 int patch_instruction(unsigned int *addr, unsigned int instr)  in patch_instruction()  argument
23 	__put_user_size(instr, addr, 4, err);  in patch_instruction()
26 	asm ("dcbst 0, %0; sync; icbi 0,%0; sync; isync" : : "r" (addr));  in patch_instruction()
30 int patch_branch(unsigned int *addr, unsigned long target, int flags)  in patch_branch()  argument
32 	return patch_instruction(addr, create_branch(addr, target, flags));  in patch_branch()
35 unsigned int create_branch(const unsigned int *addr,  in create_branch()  argument
43 		offset = offset - (unsigned long)addr;  in create_branch()
55 unsigned int create_cond_branch(const unsigned int *addr,  in create_cond_branch()  argument
63 		offset = offset - (unsigned long)addr;  in create_cond_branch()
140 int instr_is_branch_to_addr(const unsigned int *instr, unsigned long addr)  in instr_is_branch_to_addr()  argument
143 		return branch_target(instr) == addr;  in instr_is_branch_to_addr()
163 void __patch_exception(int exc, unsigned long addr)  in __patch_exception()  argument
174 	patch_branch(ibase + (exc / 4) + 1, addr, 0);  in __patch_exception()
191 	unsigned long addr;  in test_branch_iform()  local
193 	addr = (unsigned long)&instr;  in test_branch_iform()
221 	check(instr_is_branch_to_addr(&instr, addr + 0x1FFFFFC));  in test_branch_iform()
224 	check(instr_is_branch_to_addr(&instr, addr - 4));  in test_branch_iform()
227 	check(instr_is_branch_to_addr(&instr, addr - 0x2000000));  in test_branch_iform()
230 	instr = create_branch(&instr, addr, BRANCH_SET_LINK);  in test_branch_iform()
231 	check(instr_is_branch_to_addr(&instr, addr));  in test_branch_iform()
234 	instr = create_branch(&instr, addr - 0x100, BRANCH_SET_LINK);  in test_branch_iform()
235 	check(instr_is_branch_to_addr(&instr, addr - 0x100));  in test_branch_iform()
238 	instr = create_branch(&instr, addr + 0x100, 0);  in test_branch_iform()
239 	check(instr_is_branch_to_addr(&instr, addr + 0x100));  in test_branch_iform()
242 	instr = create_branch(&instr, addr - 0x2000000, BRANCH_SET_LINK);  in test_branch_iform()
243 	check(instr_is_branch_to_addr(&instr, addr - 0x2000000));  in test_branch_iform()
246 	instr = create_branch(&instr, addr - 0x2000004, BRANCH_SET_LINK);  in test_branch_iform()
250 	instr = create_branch(&instr, addr + 0x2000000, BRANCH_SET_LINK);  in test_branch_iform()
254 	instr = create_branch(&instr, addr + 3, BRANCH_SET_LINK);  in test_branch_iform()
258 	instr = create_branch(&instr, addr, 0xFFFFFFFC);  in test_branch_iform()
259 	check(instr_is_branch_to_addr(&instr, addr));  in test_branch_iform()
277 	unsigned long addr;  in test_branch_bform()  local
281 	addr = (unsigned long)iptr;  in test_branch_bform()
300 	check(instr_is_branch_to_addr(&instr, addr + 0x7FFC));  in test_branch_bform()
303 	check(instr_is_branch_to_addr(&instr, addr - 4));  in test_branch_bform()
306 	check(instr_is_branch_to_addr(&instr, addr - 0x8000));  in test_branch_bform()
312 	instr = create_cond_branch(iptr, addr, flags);  in test_branch_bform()
313 	check(instr_is_branch_to_addr(&instr, addr));  in test_branch_bform()
316 	instr = create_cond_branch(iptr, addr - 0x100, flags);  in test_branch_bform()
317 	check(instr_is_branch_to_addr(&instr, addr - 0x100));  in test_branch_bform()
320 	instr = create_cond_branch(iptr, addr + 0x100, flags);  in test_branch_bform()
321 	check(instr_is_branch_to_addr(&instr, addr + 0x100));  in test_branch_bform()
324 	instr = create_cond_branch(iptr, addr - 0x8000, flags);  in test_branch_bform()
325 	check(instr_is_branch_to_addr(&instr, addr - 0x8000));  in test_branch_bform()
328 	instr = create_cond_branch(iptr, addr - 0x8004, flags);  in test_branch_bform()
332 	instr = create_cond_branch(iptr, addr + 0x8000, flags);  in test_branch_bform()
336 	instr = create_cond_branch(iptr, addr + 3, flags);  in test_branch_bform()
340 	instr = create_cond_branch(iptr, addr, 0xFFFFFFFC);  in test_branch_bform()
341 	check(instr_is_branch_to_addr(&instr, addr));  in test_branch_bform()
347 	unsigned long addr;  in test_translate_branch()  local
358 	addr = (unsigned long)p;  in test_translate_branch()
359 	patch_branch(p, addr, 0);  in test_translate_branch()
360 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
363 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
367 	addr = (unsigned long)p;  in test_translate_branch()
368 	patch_branch(p, addr, 0);  in test_translate_branch()
371 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
372 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
377 	addr = (unsigned long)p;  in test_translate_branch()
378 	patch_branch(p, addr, 0);  in test_translate_branch()
381 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
382 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
387 	addr = 0x1000000 + (unsigned long)buf;  in test_translate_branch()
388 	patch_branch(p, addr, BRANCH_SET_LINK);  in test_translate_branch()
391 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
392 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
396 	addr = 0x2000000 + (unsigned long)buf;  in test_translate_branch()
397 	patch_branch(p, addr, 0);  in test_translate_branch()
400 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
401 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
408 	addr = (unsigned long)p;  in test_translate_branch()
409 	patch_instruction(p, create_cond_branch(p, addr, 0));  in test_translate_branch()
410 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
413 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
417 	addr = (unsigned long)p;  in test_translate_branch()
418 	patch_instruction(p, create_cond_branch(p, addr, 0xFFFFFFFC));  in test_translate_branch()
421 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
422 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
427 	addr = (unsigned long)p;  in test_translate_branch()
428 	patch_instruction(p, create_cond_branch(p, addr, 0xFFFFFFFC));  in test_translate_branch()
431 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
432 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
437 	addr = 0x3000 + (unsigned long)buf;  in test_translate_branch()
438 	patch_instruction(p, create_cond_branch(p, addr, BRANCH_SET_LINK));  in test_translate_branch()
441 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
442 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()
446 	addr = 0x4000 + (unsigned long)buf;  in test_translate_branch()
447 	patch_instruction(p, create_cond_branch(p, addr, 0));  in test_translate_branch()
450 	check(instr_is_branch_to_addr(p, addr));  in test_translate_branch()
451 	check(instr_is_branch_to_addr(q, addr));  in test_translate_branch()