1 // SPDX-License-Identifier: GPL-2.0
16 #include "llvm-c-helpers.h"
17 #include <llvm-c/Disassembler.h>
18 #include <llvm-c/Target.h>
69 	return -1;  in llvm__addr2line()
90  * that there is a branch or PC-relative address in the expression that we
108 		storage->branch_addr = value;  in symbol_lookup_callback()
110 		storage->pcrel_load_addr = value;  in symbol_lookup_callback()
121 	struct map *map = args->ms.map;  in symbol__disassemble_llvm()
123 	u64 start = map__rip_2objdump(map, sym->start);  in symbol__disassemble_llvm()
124 	/* Malloc-ed buffer containing instructions read from disk. */  in symbol__disassemble_llvm()
129 	u64 pc;  in symbol__disassemble_llvm()  local
138 	int ret = -1;  in symbol__disassemble_llvm()
140 	if (args->options->objdump_path)  in symbol__disassemble_llvm()
141 		return -1;  in symbol__disassemble_llvm()
149 	if (arch__is(args->arch, "x86")) {  in symbol__disassemble_llvm()
150 		const char *triplet = is_64bit ? "x86_64-pc-linux" : "i686-pc-linux";  in symbol__disassemble_llvm()
157 		scnprintf(triplet, sizeof(triplet), "%s-linux-gnu",  in symbol__disassemble_llvm()
158 			  args->arch->name);  in symbol__disassemble_llvm()
166 	if (args->options->disassembler_style &&  in symbol__disassemble_llvm()
167 	    !strcmp(args->options->disassembler_style, "intel"))  in symbol__disassemble_llvm()
181 		  start, sym->name);  in symbol__disassemble_llvm()
183 	args->offset = -1;  in symbol__disassemble_llvm()
184 	args->line = disasm_buf;  in symbol__disassemble_llvm()
185 	args->line_nr = 0;  in symbol__disassemble_llvm()
186 	args->fileloc = NULL;  in symbol__disassemble_llvm()
187 	args->ms.sym = sym;  in symbol__disassemble_llvm()
193 	annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_llvm()
195 	pc = start;  in symbol__disassemble_llvm()
203 		 * LLVM's API has the code be disassembled as non-const, cast  in symbol__disassemble_llvm()
204 		 * here as we may be disassembling from mapped read-only memory.  in symbol__disassemble_llvm()
207 						buf_len - offset, pc,  in symbol__disassemble_llvm()
218 							sizeof(disasm_buf) -  in symbol__disassemble_llvm()
228 						sizeof(disasm_buf) - disasm_len,  in symbol__disassemble_llvm()
233 							sizeof(disasm_buf) -  in symbol__disassemble_llvm()
240 		args->offset = offset;  in symbol__disassemble_llvm()
241 		args->line = expand_tabs(disasm_buf, &line_storage,  in symbol__disassemble_llvm()
243 		args->line_nr = 0;  in symbol__disassemble_llvm()
244 		args->fileloc = NULL;  in symbol__disassemble_llvm()
245 		args->ms.sym = sym;  in symbol__disassemble_llvm()
247 		llvm_addr2line(filename, pc, &args->fileloc,  in symbol__disassemble_llvm()
248 			       (unsigned int *)&args->line_nr, false, NULL);  in symbol__disassemble_llvm()
254 		annotation_line__add(&dl->al, &notes->src->source);  in symbol__disassemble_llvm()
256 		free(args->fileloc);  in symbol__disassemble_llvm()
257 		pc += ins_len;  in symbol__disassemble_llvm()
270 		 sym->name, filename);  in symbol__disassemble_llvm()
271 	return -1;  in symbol__disassemble_llvm()