49 	fbt_probe_t *fbt = fbt_probetab[FBT_ADDR2NDX(addr)];  in fbt_invop()  local
52 	for (; fbt != NULL; fbt = fbt->fbtp_hashnext) {  in fbt_invop()
53 		if ((uintptr_t)fbt->fbtp_patchpoint != addr)  in fbt_invop()
58 		if (fbt->fbtp_roffset == 0) {  in fbt_invop()
64 			dtrace_probe(fbt->fbtp_id, frame->tf_r0,  in fbt_invop()
68 			dtrace_probe(fbt->fbtp_id, fbt->fbtp_roffset, rval,  in fbt_invop()
73 		return (fbt->fbtp_rval | (fbt->fbtp_savedval << DTRACE_INVOP_SHIFT));  in fbt_invop()
80 fbt_patch_tracepoint(fbt_probe_t *fbt, fbt_patchval_t val)  in fbt_patch_tracepoint()  argument
83 	*fbt->fbtp_patchpoint = val;  in fbt_patch_tracepoint()
84 	icache_sync((vm_offset_t)fbt->fbtp_patchpoint, sizeof(val));  in fbt_patch_tracepoint()
93 	fbt_probe_t *fbt, *retfbt;  in fbt_provide_module_function()  local
117 	fbt = malloc(sizeof (fbt_probe_t), M_FBT, M_WAITOK | M_ZERO);  in fbt_provide_module_function()
118 	fbt->fbtp_name = name;  in fbt_provide_module_function()
119 	fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,  in fbt_provide_module_function()
120 	    name, FBT_ENTRY, 2, fbt);  in fbt_provide_module_function()
121 	fbt->fbtp_patchpoint = instr;  in fbt_provide_module_function()
122 	fbt->fbtp_ctl = lf;  in fbt_provide_module_function()
123 	fbt->fbtp_loadcnt = lf->loadcnt;  in fbt_provide_module_function()
124 	fbt->fbtp_savedval = *instr;  in fbt_provide_module_function()
125 	fbt->fbtp_patchval = FBT_BREAKPOINT;  in fbt_provide_module_function()
126 	fbt->fbtp_rval = DTRACE_INVOP_PUSHM;  in fbt_provide_module_function()
127 	fbt->fbtp_symindx = symindx;  in fbt_provide_module_function()
129 	fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];  in fbt_provide_module_function()
130 	fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;  in fbt_provide_module_function()
161 	fbt = malloc(sizeof (fbt_probe_t), M_FBT, M_WAITOK | M_ZERO);  in fbt_provide_module_function()
162 	fbt->fbtp_name = name;  in fbt_provide_module_function()
164 		fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,  in fbt_provide_module_function()
165 		    name, FBT_RETURN, 2, fbt);  in fbt_provide_module_function()
167 		retfbt->fbtp_probenext = fbt;  in fbt_provide_module_function()
168 		fbt->fbtp_id = retfbt->fbtp_id;  in fbt_provide_module_function()
170 	retfbt = fbt;  in fbt_provide_module_function()
172 	fbt->fbtp_patchpoint = instr;  in fbt_provide_module_function()
173 	fbt->fbtp_ctl = lf;  in fbt_provide_module_function()
174 	fbt->fbtp_loadcnt = lf->loadcnt;  in fbt_provide_module_function()
175 	fbt->fbtp_symindx = symindx;  in fbt_provide_module_function()
177 		fbt->fbtp_rval = DTRACE_INVOP_B;  in fbt_provide_module_function()
179 		fbt->fbtp_rval = DTRACE_INVOP_POPM;  in fbt_provide_module_function()
180 	fbt->fbtp_roffset = (uintptr_t)instr - (uintptr_t)symval->value;  in fbt_provide_module_function()
181 	fbt->fbtp_savedval = *instr;  in fbt_provide_module_function()
182 	fbt->fbtp_patchval = FBT_BREAKPOINT;  in fbt_provide_module_function()
183 	fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];  in fbt_provide_module_function()
184 	fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;  in fbt_provide_module_function()