1 // SPDX-License-Identifier: GPL-2.0
8 #include "machine.h"
23 static int capstone_init(struct machine *machine, csh *cs_handle, bool is64,  in capstone_init()  argument
27 	cs_mode mode;  in capstone_init()  local
29 	if (machine__is(machine, "x86_64") && is64) {  in capstone_init()
31 		mode = CS_MODE_64;  in capstone_init()
32 	} else if (machine__normalized_is(machine, "x86")) {  in capstone_init()
34 		mode = CS_MODE_32;  in capstone_init()
35 	} else if (machine__normalized_is(machine, "arm64")) {  in capstone_init()
37 		mode = CS_MODE_ARM;  in capstone_init()
38 	} else if (machine__normalized_is(machine, "arm")) {  in capstone_init()
40 		mode = CS_MODE_ARM + CS_MODE_V8;  in capstone_init()
41 	} else if (machine__normalized_is(machine, "s390")) {  in capstone_init()
43 		mode = CS_MODE_BIG_ENDIAN;  in capstone_init()
45 		return -1;  in capstone_init()
48 	if (cs_open(arch, mode, cs_handle) != CS_ERR_OK) {  in capstone_init()
50 		return -1;  in capstone_init()
53 	if (machine__normalized_is(machine, "x86")) {  in capstone_init()
79 	if (insn->detail && insn->detail->x86.op_count == 1) {  in print_insn_x86()
80 		cs_x86_op *op = &insn->detail->x86.operands[0];  in print_insn_x86()
83 		if (op->type == X86_OP_IMM &&  in print_insn_x86()
84 		    thread__find_symbol(thread, cpumode, op->imm, &al)) {  in print_insn_x86()
88 				printed += fprintf(fp, " [%#" PRIx64 "]", op->imm);  in print_insn_x86()
101 ssize_t capstone__fprintf_insn_asm(struct machine *machine __maybe_unused,  in capstone__fprintf_insn_asm()
117 	ret = capstone_init(machine, &cs_handle, is64bit, true);  in capstone__fprintf_insn_asm()
123 		if (machine__normalized_is(machine, "x86"))  in capstone__fprintf_insn_asm()
128 			*lenp = insn->size;  in capstone__fprintf_insn_asm()
131 		printed = -1;  in capstone__fprintf_insn_asm()
137 	return -1;  in capstone__fprintf_insn_asm()
146 	struct map *map = args->ms.map;  in print_capstone_detail()
150 	if (!arch__is(args->arch, "x86"))  in print_capstone_detail()
153 	if (insn->detail == NULL)  in print_capstone_detail()
156 	for (i = 0; i < insn->detail->x86.op_count; i++) {  in print_capstone_detail()
157 		cs_x86_op *op = &insn->detail->x86.operands[i];  in print_capstone_detail()
160 		if (op->type != X86_OP_MEM)  in print_capstone_detail()
163 		/* only print RIP-based global symbols for now */  in print_capstone_detail()
164 		if (op->mem.base != X86_REG_RIP)  in print_capstone_detail()
168 		orig_addr = addr + insn->size + op->mem.disp;  in print_capstone_detail()
181 		/* convert it to map-relative address for search */  in print_capstone_detail()
188 		if (addr == sym->start) {  in print_capstone_detail()
190 				  orig_addr, sym->name);  in print_capstone_detail()
193 				  orig_addr, sym->name, addr - sym->start);  in print_capstone_detail()
211 	if (start <= data->ip && data->ip < start + len) {  in find_file_offset()
212 		data->offset = pgoff + data->ip - start;  in find_file_offset()
225 	struct map *map = args->ms.map;  in symbol__disassemble_capstone()
227 	u64 start = map__rip_2objdump(map, sym->start);  in symbol__disassemble_capstone()
232 	/* Malloc-ed buffer containing instructions read from disk. */  in symbol__disassemble_capstone()
243 	if (args->options->objdump_path)  in symbol__disassemble_capstone()
244 		return -1;  in symbol__disassemble_capstone()
253 		  start, sym->name);  in symbol__disassemble_capstone()
255 	args->offset = -1;  in symbol__disassemble_capstone()
256 	args->line = disasm_buf;  in symbol__disassemble_capstone()
257 	args->line_nr = 0;  in symbol__disassemble_capstone()
258 	args->fileloc = NULL;  in symbol__disassemble_capstone()
259 	args->ms.sym = sym;  in symbol__disassemble_capstone()
265 	annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_capstone()
267 	if (!args->options->disassembler_style ||  in symbol__disassemble_capstone()
268 	    !strcmp(args->options->disassembler_style, "att"))  in symbol__disassemble_capstone()
271 	if (capstone_init(maps__machine(args->ms.maps), &handle, is_64bit, disassembler_style) < 0)  in symbol__disassemble_capstone()
281 				    "       %-7s %s",  in symbol__disassemble_capstone()
284 				      sizeof(disasm_buf) - printed, args,  in symbol__disassemble_capstone()
287 		args->offset = offset;  in symbol__disassemble_capstone()
288 		args->line = disasm_buf;  in symbol__disassemble_capstone()
294 		annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_capstone()
301 		struct list_head *list = &notes->src->source;  in symbol__disassemble_capstone()
307 			list_del_init(&dl->al.node);  in symbol__disassemble_capstone()
310 		count = -1;  in symbol__disassemble_capstone()
330 		list_for_each_entry_safe(dl, tmp, &notes->src->source, al.node) {  in symbol__disassemble_capstone()
331 			list_del(&dl->al.node);  in symbol__disassemble_capstone()
335 	count = -1;  in symbol__disassemble_capstone()
338 	return -1;  in symbol__disassemble_capstone()
348 	struct map *map = args->ms.map;  in symbol__disassemble_capstone_powerpc()
351 	u64 start = map__rip_2objdump(map, sym->start);  in symbol__disassemble_capstone_powerpc()
352 	u64 end = map__rip_2objdump(map, sym->end);  in symbol__disassemble_capstone_powerpc()
353 	u64 len = end - start;  in symbol__disassemble_capstone_powerpc()
368 	if (args->options->objdump_path)  in symbol__disassemble_capstone_powerpc()
369 		return -1;  in symbol__disassemble_capstone_powerpc()
375 		return -1;  in symbol__disassemble_capstone_powerpc()
381 	if (!args->options->disassembler_style ||  in symbol__disassemble_capstone_powerpc()
382 	    !strcmp(args->options->disassembler_style, "att"))  in symbol__disassemble_capstone_powerpc()
385 	if (capstone_init(maps__machine(args->ms.maps), &handle, is_64bit, disassembler_style) < 0)  in symbol__disassemble_capstone_powerpc()
396 	fd = -1;  in symbol__disassemble_capstone_powerpc()
405 		  start, sym->name);  in symbol__disassemble_capstone_powerpc()
407 	args->offset = -1;  in symbol__disassemble_capstone_powerpc()
408 	args->line = disasm_buf;  in symbol__disassemble_capstone_powerpc()
409 	args->line_nr = 0;  in symbol__disassemble_capstone_powerpc()
410 	args->fileloc = NULL;  in symbol__disassemble_capstone_powerpc()
411 	args->ms.sym = sym;  in symbol__disassemble_capstone_powerpc()
417 	annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_capstone_powerpc()
431 		args->offset = offset;  in symbol__disassemble_capstone_powerpc()
432 		sprintf(args->line, "%x", line[i]);  in symbol__disassemble_capstone_powerpc()
438 		annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_capstone_powerpc()
445 		struct list_head *list = &notes->src->source;  in symbol__disassemble_capstone_powerpc()
451 			list_del_init(&dl->al.node);  in symbol__disassemble_capstone_powerpc()
454 		count = -1;  in symbol__disassemble_capstone_powerpc()
466 	count = -1;  in symbol__disassemble_capstone_powerpc()
469 	return -1;  in symbol__disassemble_capstone_powerpc()