220 	uint8_t instr[FASTTRAP_MAX_INSTR_SIZE + 10];  in fasttrap_tracepoint_init()  local
235 	if (uread(p, &instr[0], first, pc) != 0)  in fasttrap_tracepoint_init()
238 	    uread(p, &instr[first], len - first, pc + first) != 0) {  in fasttrap_tracepoint_init()
239 		bzero(&instr[first], len - first);  in fasttrap_tracepoint_init()
246 	if ((size = dtrace_instr_size_isa(instr, p->p_model, &rmindex)) <= 0)  in fasttrap_tracepoint_init()
272 		switch (instr[start]) {  in fasttrap_tracepoint_init()
316 	if (p->p_model == DATAMODEL_LP64 && (instr[start] & 0xf0) == 0x40)  in fasttrap_tracepoint_init()
317 		rex = instr[start++];  in fasttrap_tracepoint_init()
323 	bcopy(instr, tp->ftt_instr, FASTTRAP_MAX_INSTR_SIZE);  in fasttrap_tracepoint_init()
326 	if (instr[start] == FASTTRAP_2_BYTE_OP) {  in fasttrap_tracepoint_init()
327 		switch (instr[start + 1]) {  in fasttrap_tracepoint_init()
345 			tp->ftt_code = (instr[start + 1] & 0x0f) | FASTTRAP_JO;  in fasttrap_tracepoint_init()
348 			    *(int32_t *)&instr[start + 2];  in fasttrap_tracepoint_init()
351 	} else if (instr[start] == FASTTRAP_GROUP5_OP) {  in fasttrap_tracepoint_init()
352 		uint_t mod = FASTTRAP_MODRM_MOD(instr[start + 1]);  in fasttrap_tracepoint_init()
353 		uint_t reg = FASTTRAP_MODRM_REG(instr[start + 1]);  in fasttrap_tracepoint_init()
354 		uint_t rm = FASTTRAP_MODRM_RM(instr[start + 1]);  in fasttrap_tracepoint_init()
377 				uint8_t sib = instr[start + 2];  in fasttrap_tracepoint_init()
417 				tp->ftt_dest = *(int8_t *)&instr[start + i];  in fasttrap_tracepoint_init()
420 				tp->ftt_dest = *(int32_t *)&instr[start + i];  in fasttrap_tracepoint_init()
426 		switch (instr[start]) {  in fasttrap_tracepoint_init()
434 			tp->ftt_dest = *(uint16_t *)&instr[start + 1];  in fasttrap_tracepoint_init()
454 			tp->ftt_code = instr[start];  in fasttrap_tracepoint_init()
456 			    (int8_t)instr[start + 1];  in fasttrap_tracepoint_init()
463 			tp->ftt_code = instr[start];  in fasttrap_tracepoint_init()
465 			    (int8_t)instr[start + 1];  in fasttrap_tracepoint_init()
471 			    (int8_t)instr[start + 1];  in fasttrap_tracepoint_init()
478 			    *(int32_t *)&instr[start + 1];  in fasttrap_tracepoint_init()
486 			    *(int32_t *)&instr[start + 1];  in fasttrap_tracepoint_init()
491 			    (int8_t)instr[start + 1];  in fasttrap_tracepoint_init()
517 			ASSERT(instr[start] == FASTTRAP_INSTR);  in fasttrap_tracepoint_init()
546 			uint_t mod = FASTTRAP_MODRM_MOD(instr[rmindex]);  in fasttrap_tracepoint_init()
547 			uint_t reg = FASTTRAP_MODRM_REG(instr[rmindex]);  in fasttrap_tracepoint_init()
548 			uint_t rm = FASTTRAP_MODRM_RM(instr[rmindex]);  in fasttrap_tracepoint_init()
587 	fasttrap_instr_t instr = FASTTRAP_INSTR;  in fasttrap_tracepoint_install()  local
589 	if (uwrite(p, &instr, 1, tp->ftt_pc) != 0)  in fasttrap_tracepoint_install()
598 	uint8_t instr;  in fasttrap_tracepoint_remove()  local
604 	if (uread(p, &instr, 1, tp->ftt_pc) != 0)  in fasttrap_tracepoint_remove()
606 	if (instr != FASTTRAP_INSTR)  in fasttrap_tracepoint_remove()