249 	cfi->cfa.base = CFI_UNDEFINED;  in init_cfi_state()
1540 	state->cfa = initial_func_cfi.cfa;  in set_func_state()
1543 	state->stack_size = initial_func_cfi.cfa.offset;  in set_func_state()
1599 		insn->cfi.cfa.offset = bswap_if_needed(hint->sp_offset);  in read_unwind_hints()
1883 	if (cfi->cfa.base != initial_func_cfi.cfa.base || cfi->drap)  in has_modified_stack_frame()
1886 	if (cfi->cfa.offset != initial_func_cfi.cfa.offset)  in has_modified_stack_frame()
1889 	if (cfi->stack_size != initial_func_cfi.cfa.offset)  in has_modified_stack_frame()
1912 	if (cfi->cfa.base == CFI_BP &&  in has_valid_stack_frame()
1913 	    check_reg_frame_pos(&cfi->regs[CFI_BP], -cfi->cfa.offset) &&  in has_valid_stack_frame()
1914 	    check_reg_frame_pos(&cfi->regs[CFI_RA], -cfi->cfa.offset + 8))  in has_valid_stack_frame()
1927 	struct cfi_reg *cfa = &cfi->cfa;  in update_cfi_state_regs()  local
1929 	if (cfa->base != CFI_SP && cfa->base != CFI_SP_INDIRECT)  in update_cfi_state_regs()
1934 		cfa->offset += 8;  in update_cfi_state_regs()
1938 		cfa->offset -= 8;  in update_cfi_state_regs()
1943 		cfa->offset -= op->src.offset;  in update_cfi_state_regs()
2020 	struct cfi_reg *cfa = &cfi->cfa;  in update_cfi_state()  local
2024 	if (cfa->base == CFI_UNDEFINED) {  in update_cfi_state()
2043 			    cfa->base == CFI_SP &&  in update_cfi_state()
2044 			    check_reg_frame_pos(&regs[CFI_BP], -cfa->offset)) {  in update_cfi_state()
2047 				cfa->base = op->dest.reg;  in update_cfi_state()
2060 			else if (op->src.reg == CFI_SP && cfa->base == CFI_SP) {  in update_cfi_state()
2077 				 (cfa->base == CFI_BP || cfa->base == cfi->drap_reg)) {  in update_cfi_state()
2087 			else if (op->dest.reg == cfa->base) {  in update_cfi_state()
2090 				if (cfa->base == CFI_SP &&  in update_cfi_state()
2101 					cfa->offset = -cfi->vals[op->src.reg].offset;  in update_cfi_state()
2102 					cfi->stack_size = cfa->offset;  in update_cfi_state()
2104 				} else if (cfa->base == CFI_SP &&  in update_cfi_state()
2106 					   cfi->vals[op->src.reg].offset == cfa->offset) {  in update_cfi_state()
2134 					cfa->base = CFI_SP_INDIRECT;  in update_cfi_state()
2137 					cfa->base = CFI_UNDEFINED;  in update_cfi_state()
2138 					cfa->offset = 0;  in update_cfi_state()
2144 				 cfi->vals[op->src.reg].offset == cfa->offset) {  in update_cfi_state()
2163 				if (cfa->base == CFI_SP)  in update_cfi_state()
2164 					cfa->offset -= op->src.offset;  in update_cfi_state()
2176 			    op->dest.reg == CFI_BP && cfa->base == CFI_SP &&  in update_cfi_state()
2177 			    check_reg_frame_pos(&regs[CFI_BP], -cfa->offset + op->src.offset)) {  in update_cfi_state()
2180 				cfa->base = CFI_BP;  in update_cfi_state()
2181 				cfa->offset -= op->src.offset;  in update_cfi_state()
2186 			if (op->src.reg == CFI_SP && cfa->base == CFI_SP) {  in update_cfi_state()
2212 				cfa->base = CFI_SP;  in update_cfi_state()
2213 				cfa->offset = cfi->stack_size = -op->src.offset;  in update_cfi_state()
2219 			if (op->dest.reg == cfi->cfa.base && !(next_insn && next_insn->hint)) {  in update_cfi_state()
2229 			    (cfi->drap_reg != CFI_UNDEFINED && cfa->base != CFI_SP) ||  in update_cfi_state()
2230 			    (cfi->drap_reg == CFI_UNDEFINED && cfa->base != CFI_BP)) {  in update_cfi_state()
2238 				cfa->base = cfi->drap_reg;  in update_cfi_state()
2239 				cfa->offset = cfi->stack_size = 0;  in update_cfi_state()
2252 			if (op->dest.reg == CFI_SP && cfa->base == CFI_SP_INDIRECT) {  in update_cfi_state()
2255 				cfa->base = CFI_SP;  in update_cfi_state()
2259 			if (!cfi->drap && op->dest.reg == cfa->base) {  in update_cfi_state()
2262 				cfa->base = CFI_SP;  in update_cfi_state()
2265 			if (cfi->drap && cfa->base == CFI_BP_INDIRECT &&  in update_cfi_state()
2270 				cfa->base = cfi->drap_reg;  in update_cfi_state()
2271 				cfa->offset = 0;  in update_cfi_state()
2281 			if (cfa->base == CFI_SP)  in update_cfi_state()
2282 				cfa->offset -= 8;  in update_cfi_state()
2287 			if (!cfi->drap && op->dest.reg == cfa->base &&  in update_cfi_state()
2291 				cfa->base = CFI_SP;  in update_cfi_state()
2292 				cfa->offset = cfi->stack_size;  in update_cfi_state()
2299 				cfa->base = cfi->drap_reg;  in update_cfi_state()
2300 				cfa->offset = 0;  in update_cfi_state()
2310 			} else if (op->src.reg == cfa->base &&  in update_cfi_state()
2311 			    op->src.offset == regs[op->dest.reg].offset + cfa->offset) {  in update_cfi_state()
2337 		if (cfa->base == CFI_SP)  in update_cfi_state()
2338 			cfa->offset += 8;  in update_cfi_state()
2344 			if (op->src.reg == cfa->base && op->src.reg == cfi->drap_reg) {  in update_cfi_state()
2347 				cfa->base = CFI_BP_INDIRECT;  in update_cfi_state()
2348 				cfa->offset = -cfi->stack_size;  in update_cfi_state()
2353 			} else if (op->src.reg == CFI_BP && cfa->base == cfi->drap_reg) {  in update_cfi_state()
2372 		    cfa->base != CFI_BP)  in update_cfi_state()
2379 			if (op->src.reg == cfa->base && op->src.reg == cfi->drap_reg) {  in update_cfi_state()
2382 				cfa->base = CFI_BP_INDIRECT;  in update_cfi_state()
2383 				cfa->offset = op->dest.offset;  in update_cfi_state()
2393 		} else if (op->dest.reg == cfa->base) {  in update_cfi_state()
2398 				 op->dest.offset - cfi->cfa.offset);  in update_cfi_state()
2410 			cfi->vals[op->dest.reg].offset = cfa->offset;  in update_cfi_state()
2424 		if (cfa->base == CFI_SP)  in update_cfi_state()
2425 			cfa->offset -= 8;  in update_cfi_state()
2515 	if (memcmp(&cfi1->cfa, &cfi2->cfa, sizeof(cfi1->cfa))) {  in insn_cfi_match()
2519 			  cfi1->cfa.base, cfi1->cfa.offset,  in insn_cfi_match()
2520 			  cfi2->cfa.base, cfi2->cfa.offset);  in insn_cfi_match()
2880 			if (state.cfi.cfa.base == CFI_UNDEFINED)  in validate_branch()