Lines Matching +full:0 +full:x48
33 do { prog = emit_code(prog, bytes, len); cnt += len; } while (0)
41 do { EMIT1(b1); EMIT(off, 4); } while (0)
43 do { EMIT2(b1, b2); EMIT(off, 4); } while (0)
45 do { EMIT3(b1, b2, b3); EMIT(off, 4); } while (0)
47 do { EMIT4(b1, b2, b3, b4); EMIT(off, 4); } while (0)
68 EMIT3(add_2mod(0x48, DST, SRC), 0x89, add_2reg(0xC0, DST, SRC)); \
69 } while (0)
82 return 0; in bpf_size_to_x86_bytes()
87 * Add 0x10 (and an extra 0x0f) to generate far jumps (. + s32)
89 #define X86_JB 0x72
90 #define X86_JAE 0x73
91 #define X86_JE 0x74
92 #define X86_JNE 0x75
93 #define X86_JBE 0x76
94 #define X86_JA 0x77
95 #define X86_JL 0x7C
96 #define X86_JGE 0x7D
97 #define X86_JLE 0x7E
98 #define X86_JG 0x7F
115 [BPF_REG_0] = 0, /* RAX */
120 [BPF_REG_5] = 0, /* R8 */
210 memset(area, 0xcc, size); in jit_fill_hole()
237 int cnt = 0; in push_callee_regs()
239 if (callee_regs_used[0]) in push_callee_regs()
240 EMIT1(0x53); /* push rbx */ in push_callee_regs()
242 EMIT2(0x41, 0x55); /* push r13 */ in push_callee_regs()
244 EMIT2(0x41, 0x56); /* push r14 */ in push_callee_regs()
246 EMIT2(0x41, 0x57); /* push r15 */ in push_callee_regs()
253 int cnt = 0; in pop_callee_regs()
256 EMIT2(0x41, 0x5F); /* pop r15 */ in pop_callee_regs()
258 EMIT2(0x41, 0x5E); /* pop r14 */ in pop_callee_regs()
260 EMIT2(0x41, 0x5D); /* pop r13 */ in pop_callee_regs()
261 if (callee_regs_used[0]) in pop_callee_regs()
262 EMIT1(0x5B); /* pop rbx */ in pop_callee_regs()
284 EMIT2(0x31, 0xC0); /* xor eax, eax */ in emit_prologue()
286 EMIT2(0x66, 0x90); /* nop2 */ in emit_prologue()
288 EMIT1(0x55); /* push rbp */ in emit_prologue()
289 EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */ in emit_prologue()
292 EMIT3_off32(0x48, 0x81, 0xEC, round_up(stack_depth, 8)); in emit_prologue()
294 EMIT1(0x50); /* push rax */ in emit_prologue()
301 int cnt = 0; in emit_patch()
311 return 0; in emit_patch()
316 return emit_patch(pprog, func, ip, 0xE8); in emit_call()
321 return emit_patch(pprog, func, ip, 0xE9); in emit_jump()
364 ret = 0; in __bpf_arch_text_poke()
382 #define EMIT_LFENCE() EMIT3(0x0F, 0xAE, 0xE8)
387 int cnt = 0; in emit_indirect_jump()
392 EMIT2(0xFF, 0xE0 + reg); in emit_indirect_jump()
397 EMIT2(0xFF, 0xE0 + reg); in emit_indirect_jump()
405 int cnt = 0; in emit_return()
410 EMIT1(0xC3); /* ret */ in emit_return()
412 EMIT1(0xCC); /* int3 */ in emit_return()
438 int cnt = 0, offset; in emit_bpf_tail_call_indirect()
450 EMIT2(0x89, 0xD2); /* mov edx, edx */ in emit_bpf_tail_call_indirect()
451 EMIT3(0x39, 0x56, /* cmp dword ptr [rsi + 16], edx */ in emit_bpf_tail_call_indirect()
461 EMIT2_off32(0x8B, 0x85, tcc_off); /* mov eax, dword ptr [rbp - tcc_off] */ in emit_bpf_tail_call_indirect()
462 EMIT3(0x83, 0xF8, MAX_TAIL_CALL_CNT); /* cmp eax, MAX_TAIL_CALL_CNT */ in emit_bpf_tail_call_indirect()
466 EMIT3(0x83, 0xC0, 0x01); /* add eax, 1 */ in emit_bpf_tail_call_indirect()
467 EMIT2_off32(0x89, 0x85, tcc_off); /* mov dword ptr [rbp - tcc_off], eax */ in emit_bpf_tail_call_indirect()
470 EMIT4_off32(0x48, 0x8B, 0x8C, 0xD6, /* mov rcx, [rsi + rdx * 8 + offsetof(...)] */ in emit_bpf_tail_call_indirect()
477 EMIT3(0x48, 0x85, 0xC9); /* test rcx,rcx */ in emit_bpf_tail_call_indirect()
484 EMIT1(0x58); /* pop rax */ in emit_bpf_tail_call_indirect()
486 EMIT3_off32(0x48, 0x81, 0xC4, /* add rsp, sd */ in emit_bpf_tail_call_indirect()
490 EMIT4(0x48, 0x8B, 0x49, /* mov rcx, qword ptr [rcx + 32] */ in emit_bpf_tail_call_indirect()
492 EMIT4(0x48, 0x83, 0xC1, /* add rcx, X86_TAIL_CALL_OFFSET */ in emit_bpf_tail_call_indirect()
513 int cnt = 0, offset; in emit_bpf_tail_call_direct()
519 EMIT2_off32(0x8B, 0x85, tcc_off); /* mov eax, dword ptr [rbp - tcc_off] */ in emit_bpf_tail_call_direct()
520 EMIT3(0x83, 0xF8, MAX_TAIL_CALL_CNT); /* cmp eax, MAX_TAIL_CALL_CNT */ in emit_bpf_tail_call_direct()
524 EMIT3(0x83, 0xC0, 0x01); /* add eax, 1 */ in emit_bpf_tail_call_direct()
525 EMIT2_off32(0x89, 0x85, tcc_off); /* mov dword ptr [rbp - tcc_off], eax */ in emit_bpf_tail_call_direct()
536 EMIT1(0x58); /* pop rax */ in emit_bpf_tail_call_direct()
538 EMIT3_off32(0x48, 0x81, 0xC4, round_up(stack_depth, 8)); in emit_bpf_tail_call_direct()
556 for (i = 0; i < prog->aux->size_poke_tab; i++) { in bpf_tail_call_direct_fixup()
583 BUG_ON(ret < 0); in bpf_tail_call_direct_fixup()
588 BUG_ON(ret < 0); in bpf_tail_call_direct_fixup()
600 int cnt = 0; in emit_mov_imm32()
606 if (sign_propagate && (s32)imm32 < 0) { in emit_mov_imm32()
608 b1 = add_1mod(0x48, dst_reg); in emit_mov_imm32()
609 b2 = 0xC7; in emit_mov_imm32()
610 b3 = 0xC0; in emit_mov_imm32()
619 if (imm32 == 0) { in emit_mov_imm32()
621 EMIT1(add_2mod(0x40, dst_reg, dst_reg)); in emit_mov_imm32()
622 b2 = 0x31; /* xor */ in emit_mov_imm32()
623 b3 = 0xC0; in emit_mov_imm32()
630 EMIT1(add_1mod(0x40, dst_reg)); in emit_mov_imm32()
631 EMIT1_off32(add_1reg(0xB8, dst_reg), imm32); in emit_mov_imm32()
640 int cnt = 0; in emit_mov_imm64()
652 EMIT2(add_1mod(0x48, dst_reg), add_1reg(0xB8, dst_reg)); in emit_mov_imm64()
663 int cnt = 0; in emit_mov_reg()
671 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in emit_mov_reg()
672 EMIT2(0x89, add_2reg(0xC0, dst_reg, src_reg)); in emit_mov_reg()
682 int cnt = 0; in emit_ldx()
687 EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB6); in emit_ldx()
691 EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB7); in emit_ldx()
694 /* Emit 'mov eax, dword ptr [rax+0x14]' */ in emit_ldx()
696 EMIT2(add_2mod(0x40, src_reg, dst_reg), 0x8B); in emit_ldx()
698 EMIT1(0x8B); in emit_ldx()
701 /* Emit 'mov rax, qword ptr [rax+0x14]' */ in emit_ldx()
702 EMIT2(add_2mod(0x48, src_reg, dst_reg), 0x8B); in emit_ldx()
706 * If insn->off == 0 we can save one extra byte, but in emit_ldx()
711 EMIT2(add_2reg(0x40, src_reg, dst_reg), off); in emit_ldx()
713 EMIT1_off32(add_2reg(0x80, src_reg, dst_reg), off); in emit_ldx()
721 int cnt = 0; in emit_stx()
728 EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x88); in emit_stx()
730 EMIT1(0x88); in emit_stx()
734 EMIT3(0x66, add_2mod(0x40, dst_reg, src_reg), 0x89); in emit_stx()
736 EMIT2(0x66, 0x89); in emit_stx()
740 EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x89); in emit_stx()
742 EMIT1(0x89); in emit_stx()
745 EMIT2(add_2mod(0x48, dst_reg, src_reg), 0x89); in emit_stx()
749 EMIT2(add_2reg(0x40, dst_reg, src_reg), off); in emit_stx()
751 EMIT1_off32(add_2reg(0x80, dst_reg, src_reg), off); in emit_stx()
762 *(unsigned long *)((void *)regs + reg) = 0; in ex_handler_bpf()
763 regs->ip += x->fixup & 0xff; in ex_handler_bpf()
776 regs_used[0] = true; in detect_reg_usage()
796 int i, cnt = 0, excnt = 0; in do_jit()
797 int proglen = 0; in do_jit()
808 bpf_prog->aux->func_idx != 0); in do_jit()
810 addrs[0] = prog - temp; in do_jit()
816 u8 b2 = 0, b3 = 0; in do_jit()
835 case BPF_ADD: b2 = 0x01; break; in do_jit()
836 case BPF_SUB: b2 = 0x29; break; in do_jit()
837 case BPF_AND: b2 = 0x21; break; in do_jit()
838 case BPF_OR: b2 = 0x09; break; in do_jit()
839 case BPF_XOR: b2 = 0x31; break; in do_jit()
842 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
844 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
845 EMIT2(b2, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
859 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
861 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
862 EMIT2(0xF7, add_1reg(0xD8, dst_reg)); in do_jit()
876 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
878 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
886 b3 = 0xC0; in do_jit()
887 b2 = 0x05; in do_jit()
890 b3 = 0xE8; in do_jit()
891 b2 = 0x2D; in do_jit()
894 b3 = 0xE0; in do_jit()
895 b2 = 0x25; in do_jit()
898 b3 = 0xC8; in do_jit()
899 b2 = 0x0D; in do_jit()
902 b3 = 0xF0; in do_jit()
903 b2 = 0x35; in do_jit()
908 EMIT3(0x83, add_1reg(b3, dst_reg), imm32); in do_jit()
912 EMIT2_off32(0x81, add_1reg(b3, dst_reg), imm32); in do_jit()
922 emit_mov_imm64(&prog, dst_reg, insn[1].imm, insn[0].imm); in do_jit()
936 EMIT1(0x50); /* push rax */ in do_jit()
937 EMIT1(0x52); /* push rdx */ in do_jit()
944 EMIT3_off32(0x49, 0xC7, 0xC3, imm32); in do_jit()
953 EMIT2(0x31, 0xd2); in do_jit()
957 EMIT3(0x49, 0xF7, 0xF3); in do_jit()
960 EMIT3(0x41, 0xF7, 0xF3); in do_jit()
964 EMIT3(0x49, 0x89, 0xD3); in do_jit()
967 EMIT3(0x49, 0x89, 0xC3); in do_jit()
969 EMIT1(0x5A); /* pop rdx */ in do_jit()
970 EMIT1(0x58); /* pop rax */ in do_jit()
984 EMIT1(0x50); /* push rax */ in do_jit()
986 EMIT1(0x52); /* push rdx */ in do_jit()
997 EMIT1(add_1mod(0x48, AUX_REG)); in do_jit()
999 EMIT1(add_1mod(0x40, AUX_REG)); in do_jit()
1001 EMIT2(0xF7, add_1reg(0xE0, AUX_REG)); in do_jit()
1004 EMIT1(0x5A); /* pop rdx */ in do_jit()
1008 EMIT1(0x58); /* pop rax */ in do_jit()
1020 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1022 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1025 case BPF_LSH: b3 = 0xE0; break; in do_jit()
1026 case BPF_RSH: b3 = 0xE8; break; in do_jit()
1027 case BPF_ARSH: b3 = 0xF8; break; in do_jit()
1031 EMIT2(0xD1, add_1reg(b3, dst_reg)); in do_jit()
1033 EMIT3(0xC1, add_1reg(b3, dst_reg), imm32); in do_jit()
1051 EMIT1(0x51); /* push rcx */ in do_jit()
1059 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1061 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1064 case BPF_LSH: b3 = 0xE0; break; in do_jit()
1065 case BPF_RSH: b3 = 0xE8; break; in do_jit()
1066 case BPF_ARSH: b3 = 0xF8; break; in do_jit()
1068 EMIT2(0xD3, add_1reg(b3, dst_reg)); in do_jit()
1071 EMIT1(0x59); /* pop rcx */ in do_jit()
1082 EMIT1(0x66); in do_jit()
1084 EMIT1(0x41); in do_jit()
1085 EMIT3(0xC1, add_1reg(0xC8, dst_reg), 8); in do_jit()
1089 EMIT3(0x45, 0x0F, 0xB7); in do_jit()
1091 EMIT2(0x0F, 0xB7); in do_jit()
1092 EMIT1(add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1097 EMIT2(0x41, 0x0F); in do_jit()
1099 EMIT1(0x0F); in do_jit()
1100 EMIT1(add_1reg(0xC8, dst_reg)); in do_jit()
1104 EMIT3(add_1mod(0x48, dst_reg), 0x0F, in do_jit()
1105 add_1reg(0xC8, dst_reg)); in do_jit()
1118 EMIT3(0x45, 0x0F, 0xB7); in do_jit()
1120 EMIT2(0x0F, 0xB7); in do_jit()
1121 EMIT1(add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1126 EMIT1(0x45); in do_jit()
1127 EMIT2(0x89, add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1144 EMIT2(0x41, 0xC6); in do_jit()
1146 EMIT1(0xC6); in do_jit()
1150 EMIT3(0x66, 0x41, 0xC7); in do_jit()
1152 EMIT2(0x66, 0xC7); in do_jit()
1156 EMIT2(0x41, 0xC7); in do_jit()
1158 EMIT1(0xC7); in do_jit()
1161 EMIT2(add_1mod(0x48, dst_reg), 0xC7); in do_jit()
1164 EMIT2(add_1reg(0x40, dst_reg), insn->off); in do_jit()
1166 EMIT1_off32(add_1reg(0x80, dst_reg), insn->off); in do_jit()
1226 * End result: x86 insn "mov rbx, qword ptr [rax+0x14]" in do_jit()
1237 EMIT3(0xF0, add_2mod(0x40, dst_reg, src_reg), 0x01); in do_jit()
1239 EMIT2(0xF0, 0x01); in do_jit()
1242 EMIT3(0xF0, add_2mod(0x48, dst_reg, src_reg), 0x01); in do_jit()
1244 EMIT2(add_2reg(0x40, dst_reg, src_reg), insn->off); in do_jit()
1246 EMIT1_off32(add_2reg(0x80, dst_reg, src_reg), in do_jit()
1255 EMIT3_off32(0x48, 0x8B, 0x85, in do_jit()
1303 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
1305 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
1306 EMIT2(0x39, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
1313 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
1315 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
1316 EMIT2(0x85, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
1323 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1325 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1326 EMIT2_off32(0xF7, add_1reg(0xC0, dst_reg), imm32); in do_jit()
1350 if (imm32 == 0) { in do_jit()
1352 EMIT1(add_2mod(0x48, dst_reg, dst_reg)); in do_jit()
1354 EMIT1(add_2mod(0x40, dst_reg, dst_reg)); in do_jit()
1355 EMIT2(0x85, add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1361 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1363 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1366 EMIT3(0x83, add_1reg(0xF8, dst_reg), imm32); in do_jit()
1368 EMIT2_off32(0x81, add_1reg(0xF8, dst_reg), imm32); in do_jit()
1418 EMIT2_off32(0x0F, jmp_cond + 0x10, jmp_offset); in do_jit()
1443 EMIT2(0xEB, jmp_offset); in do_jit()
1445 EMIT1_off32(0xE9, jmp_offset); in do_jit()
1461 EMIT1(0xC9); /* leave */ in do_jit()
1516 * mov QWORD PTR [rbp-0x10],rdi in save_regs()
1517 * mov QWORD PTR [rbp-0x8],rsi in save_regs()
1519 for (i = 0; i < min(nr_args, 6); i++) in save_regs()
1533 * EMIT4(0x48, 0x8B, 0x7D, 0xF0); mov rdi,QWORD PTR [rbp-0x10] in restore_regs()
1534 * EMIT4(0x48, 0x8B, 0x75, 0xF8); mov rsi,QWORD PTR [rbp-0x8] in restore_regs()
1536 for (i = 0; i < min(nr_args, 6); i++) in restore_regs()
1547 int cnt = 0; in invoke_bpf_prog()
1560 EMIT4(0x48, 0x8D, 0x7D, -stack_size); in invoke_bpf_prog()
1595 return 0; in invoke_bpf_prog()
1602 int cnt = 0; in emit_nops()
1604 while (len > 0) { in emit_nops()
1610 for (i = 0; i < noplen; i++) in emit_nops()
1632 int cnt = 0; in emit_cond_near_jump()
1640 EMIT2_off32(0x0F, jmp_cond + 0x10, offset); in emit_cond_near_jump()
1642 return 0; in emit_cond_near_jump()
1652 for (i = 0; i < tp->nr_progs; i++) { in invoke_bpf()
1658 return 0; in invoke_bpf()
1666 int i, cnt = 0; in invoke_bpf_mod_ret()
1669 * Set this to 0 to avoid confusing the program. in invoke_bpf_mod_ret()
1671 emit_mov_imm32(&prog, false, BPF_REG_0, 0); in invoke_bpf_mod_ret()
1673 for (i = 0; i < tp->nr_progs; i++) { in invoke_bpf_mod_ret()
1678 * if (*(u64 *)(rbp - 8) != 0) in invoke_bpf_mod_ret()
1681 /* cmp QWORD PTR [rbp - 0x8], 0x0 */ in invoke_bpf_mod_ret()
1682 EMIT4(0x48, 0x83, 0x7d, 0xf8); EMIT1(0x00); in invoke_bpf_mod_ret()
1694 return 0; in invoke_bpf_mod_ret()
1779 int ret, i, cnt = 0, nr_args = m->nr_args; in arch_prepare_bpf_trampoline()
1808 EMIT1(0x55); /* push rbp */ in arch_prepare_bpf_trampoline()
1809 EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */ in arch_prepare_bpf_trampoline()
1810 EMIT4(0x48, 0x83, 0xEC, stack_size); /* sub rsp, stack_size */ in arch_prepare_bpf_trampoline()
1811 EMIT1(0x53); /* push rbx */ in arch_prepare_bpf_trampoline()
1867 for (i = 0; i < fmod_ret->nr_progs; i++) in arch_prepare_bpf_trampoline()
1898 EMIT1(0x5B); /* pop rbx */ in arch_prepare_bpf_trampoline()
1899 EMIT1(0xC9); /* leave */ in arch_prepare_bpf_trampoline()
1902 EMIT4(0x48, 0x83, 0xC4, 8); /* add rsp, 8 */ in arch_prepare_bpf_trampoline()
1919 int pivot, err, jg_bytes = 1, cnt = 0; in emit_bpf_dispatcher()
1926 EMIT1(add_1mod(0x48, BPF_REG_3)); /* cmp rdx,func */ in emit_bpf_dispatcher()
1929 EMIT2_off32(0x81, add_1reg(0xF8, BPF_REG_3), in emit_bpf_dispatcher()
1940 return 0; in emit_bpf_dispatcher()
1947 EMIT1(add_1mod(0x48, BPF_REG_3)); /* cmp rdx,func */ in emit_bpf_dispatcher()
1950 EMIT2_off32(0x81, add_1reg(0xF8, BPF_REG_3), progs[a + pivot]); in emit_bpf_dispatcher()
1955 EMIT2_off32(0x0F, X86_JG + 0x10, 0); in emit_bpf_dispatcher()
1957 EMIT2(X86_JG, 0); in emit_bpf_dispatcher()
1981 return 0; in emit_bpf_dispatcher()
1993 return 0; in cmp_ips()
2000 sort(funcs, num_funcs, sizeof(funcs[0]), cmp_ips, NULL); in arch_prepare_bpf_dispatcher()
2001 return emit_bpf_dispatcher(&prog, 0, num_funcs - 1, funcs); in arch_prepare_bpf_dispatcher()
2017 int proglen, oldproglen = 0; in bpf_int_jit_compile()
2069 for (proglen = 0, i = 0; i <= prog->len; i++) { in bpf_int_jit_compile()
2082 for (pass = 0; pass < 20 || image; pass++) { in bpf_int_jit_compile()
2084 if (proglen <= 0) { in bpf_int_jit_compile()