Lines Matching +full:0 +full:x48
34 do { prog = emit_code(prog, bytes, len); cnt += len; } while (0)
42 do { EMIT1(b1); EMIT(off, 4); } while (0)
44 do { EMIT2(b1, b2); EMIT(off, 4); } while (0)
46 do { EMIT3(b1, b2, b3); EMIT(off, 4); } while (0)
48 do { EMIT4(b1, b2, b3, b4); EMIT(off, 4); } while (0)
69 EMIT3(add_2mod(0x48, DST, SRC), 0x89, add_2reg(0xC0, DST, SRC)); \
70 } while (0)
83 return 0; in bpf_size_to_x86_bytes()
88 * Add 0x10 (and an extra 0x0f) to generate far jumps (. + s32)
90 #define X86_JB 0x72
91 #define X86_JAE 0x73
92 #define X86_JE 0x74
93 #define X86_JNE 0x75
94 #define X86_JBE 0x76
95 #define X86_JA 0x77
96 #define X86_JL 0x7C
97 #define X86_JGE 0x7D
98 #define X86_JLE 0x7E
99 #define X86_JG 0x7F
116 [BPF_REG_0] = 0, /* RAX */
121 [BPF_REG_5] = 0, /* R8 */
211 memset(area, 0xcc, size); in jit_fill_hole()
230 int cnt = 0; in push_callee_regs()
232 if (callee_regs_used[0]) in push_callee_regs()
233 EMIT1(0x53); /* push rbx */ in push_callee_regs()
235 EMIT2(0x41, 0x55); /* push r13 */ in push_callee_regs()
237 EMIT2(0x41, 0x56); /* push r14 */ in push_callee_regs()
239 EMIT2(0x41, 0x57); /* push r15 */ in push_callee_regs()
246 int cnt = 0; in pop_callee_regs()
249 EMIT2(0x41, 0x5F); /* pop r15 */ in pop_callee_regs()
251 EMIT2(0x41, 0x5E); /* pop r14 */ in pop_callee_regs()
253 EMIT2(0x41, 0x5D); /* pop r13 */ in pop_callee_regs()
254 if (callee_regs_used[0]) in pop_callee_regs()
255 EMIT1(0x5B); /* pop rbx */ in pop_callee_regs()
277 EMIT2(0x31, 0xC0); /* xor eax, eax */ in emit_prologue()
279 EMIT2(0x66, 0x90); /* nop2 */ in emit_prologue()
281 EMIT1(0x55); /* push rbp */ in emit_prologue()
282 EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */ in emit_prologue()
285 EMIT3_off32(0x48, 0x81, 0xEC, round_up(stack_depth, 8)); in emit_prologue()
287 EMIT1(0x50); /* push rax */ in emit_prologue()
294 int cnt = 0; in emit_patch()
304 return 0; in emit_patch()
309 return emit_patch(pprog, func, ip, 0xE8); in emit_call()
314 return emit_patch(pprog, func, ip, 0xE9); in emit_jump()
357 ret = 0; in __bpf_arch_text_poke()
377 int bytes = 0; in get_pop_bytes()
385 if (callee_regs_used[0]) in get_pop_bytes()
410 int pop_bytes = 0; in emit_bpf_tail_call_indirect()
414 int cnt = 0; in emit_bpf_tail_call_indirect()
441 EMIT2(0x89, 0xD2); /* mov edx, edx */ in emit_bpf_tail_call_indirect()
442 EMIT3(0x39, 0x56, /* cmp dword ptr [rsi + 16], edx */ in emit_bpf_tail_call_indirect()
451 EMIT2_off32(0x8B, 0x85, tcc_off); /* mov eax, dword ptr [rbp - tcc_off] */ in emit_bpf_tail_call_indirect()
452 EMIT3(0x83, 0xF8, MAX_TAIL_CALL_CNT); /* cmp eax, MAX_TAIL_CALL_CNT */ in emit_bpf_tail_call_indirect()
455 EMIT3(0x83, 0xC0, 0x01); /* add eax, 1 */ in emit_bpf_tail_call_indirect()
456 EMIT2_off32(0x89, 0x85, tcc_off); /* mov dword ptr [rbp - tcc_off], eax */ in emit_bpf_tail_call_indirect()
459 EMIT4_off32(0x48, 0x8B, 0x8C, 0xD6, /* mov rcx, [rsi + rdx * 8 + offsetof(...)] */ in emit_bpf_tail_call_indirect()
466 EMIT3(0x48, 0x85, 0xC9); /* test rcx,rcx */ in emit_bpf_tail_call_indirect()
474 EMIT1(0x58); /* pop rax */ in emit_bpf_tail_call_indirect()
476 EMIT3_off32(0x48, 0x81, 0xC4, /* add rsp, sd */ in emit_bpf_tail_call_indirect()
480 EMIT4(0x48, 0x8B, 0x49, /* mov rcx, qword ptr [rcx + 32] */ in emit_bpf_tail_call_indirect()
482 EMIT4(0x48, 0x83, 0xC1, /* add rcx, X86_TAIL_CALL_OFFSET */ in emit_bpf_tail_call_indirect()
501 int pop_bytes = 0; in emit_bpf_tail_call_direct()
504 int cnt = 0; in emit_bpf_tail_call_direct()
517 * - sub rsp, $val if depth > 0 in emit_bpf_tail_call_direct()
530 EMIT2_off32(0x8B, 0x85, tcc_off); /* mov eax, dword ptr [rbp - tcc_off] */ in emit_bpf_tail_call_direct()
531 EMIT3(0x83, 0xF8, MAX_TAIL_CALL_CNT); /* cmp eax, MAX_TAIL_CALL_CNT */ in emit_bpf_tail_call_direct()
533 EMIT3(0x83, 0xC0, 0x01); /* add eax, 1 */ in emit_bpf_tail_call_direct()
534 EMIT2_off32(0x89, 0x85, tcc_off); /* mov dword ptr [rbp - tcc_off], eax */ in emit_bpf_tail_call_direct()
547 EMIT1(0x58); /* pop rax */ in emit_bpf_tail_call_direct()
549 EMIT3_off32(0x48, 0x81, 0xC4, round_up(stack_depth, 8)); in emit_bpf_tail_call_direct()
565 for (i = 0; i < prog->aux->size_poke_tab; i++) { in bpf_tail_call_direct_fixup()
589 BUG_ON(ret < 0); in bpf_tail_call_direct_fixup()
594 BUG_ON(ret < 0); in bpf_tail_call_direct_fixup()
606 int cnt = 0; in emit_mov_imm32()
612 if (sign_propagate && (s32)imm32 < 0) { in emit_mov_imm32()
614 b1 = add_1mod(0x48, dst_reg); in emit_mov_imm32()
615 b2 = 0xC7; in emit_mov_imm32()
616 b3 = 0xC0; in emit_mov_imm32()
625 if (imm32 == 0) { in emit_mov_imm32()
627 EMIT1(add_2mod(0x40, dst_reg, dst_reg)); in emit_mov_imm32()
628 b2 = 0x31; /* xor */ in emit_mov_imm32()
629 b3 = 0xC0; in emit_mov_imm32()
636 EMIT1(add_1mod(0x40, dst_reg)); in emit_mov_imm32()
637 EMIT1_off32(add_1reg(0xB8, dst_reg), imm32); in emit_mov_imm32()
646 int cnt = 0; in emit_mov_imm64()
658 EMIT2(add_1mod(0x48, dst_reg), add_1reg(0xB8, dst_reg)); in emit_mov_imm64()
669 int cnt = 0; in emit_mov_reg()
677 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in emit_mov_reg()
678 EMIT2(0x89, add_2reg(0xC0, dst_reg, src_reg)); in emit_mov_reg()
688 int cnt = 0; in emit_ldx()
693 EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB6); in emit_ldx()
697 EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB7); in emit_ldx()
700 /* Emit 'mov eax, dword ptr [rax+0x14]' */ in emit_ldx()
702 EMIT2(add_2mod(0x40, src_reg, dst_reg), 0x8B); in emit_ldx()
704 EMIT1(0x8B); in emit_ldx()
707 /* Emit 'mov rax, qword ptr [rax+0x14]' */ in emit_ldx()
708 EMIT2(add_2mod(0x48, src_reg, dst_reg), 0x8B); in emit_ldx()
712 * If insn->off == 0 we can save one extra byte, but in emit_ldx()
717 EMIT2(add_2reg(0x40, src_reg, dst_reg), off); in emit_ldx()
719 EMIT1_off32(add_2reg(0x80, src_reg, dst_reg), off); in emit_ldx()
727 int cnt = 0; in emit_stx()
734 EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x88); in emit_stx()
736 EMIT1(0x88); in emit_stx()
740 EMIT3(0x66, add_2mod(0x40, dst_reg, src_reg), 0x89); in emit_stx()
742 EMIT2(0x66, 0x89); in emit_stx()
746 EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x89); in emit_stx()
748 EMIT1(0x89); in emit_stx()
751 EMIT2(add_2mod(0x48, dst_reg, src_reg), 0x89); in emit_stx()
755 EMIT2(add_2reg(0x40, dst_reg, src_reg), off); in emit_stx()
757 EMIT1_off32(add_2reg(0x80, dst_reg, src_reg), off); in emit_stx()
768 *(unsigned long *)((void *)regs + reg) = 0; in ex_handler_bpf()
769 regs->ip += x->fixup & 0xff; in ex_handler_bpf()
782 regs_used[0] = true; in detect_reg_usage()
802 int i, cnt = 0, excnt = 0; in do_jit()
803 int proglen = 0; in do_jit()
814 bpf_prog->aux->func_idx != 0); in do_jit()
816 addrs[0] = prog - temp; in do_jit()
822 u8 b2 = 0, b3 = 0; in do_jit()
841 case BPF_ADD: b2 = 0x01; break; in do_jit()
842 case BPF_SUB: b2 = 0x29; break; in do_jit()
843 case BPF_AND: b2 = 0x21; break; in do_jit()
844 case BPF_OR: b2 = 0x09; break; in do_jit()
845 case BPF_XOR: b2 = 0x31; break; in do_jit()
848 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
850 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
851 EMIT2(b2, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
865 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
867 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
868 EMIT2(0xF7, add_1reg(0xD8, dst_reg)); in do_jit()
882 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
884 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
892 b3 = 0xC0; in do_jit()
893 b2 = 0x05; in do_jit()
896 b3 = 0xE8; in do_jit()
897 b2 = 0x2D; in do_jit()
900 b3 = 0xE0; in do_jit()
901 b2 = 0x25; in do_jit()
904 b3 = 0xC8; in do_jit()
905 b2 = 0x0D; in do_jit()
908 b3 = 0xF0; in do_jit()
909 b2 = 0x35; in do_jit()
914 EMIT3(0x83, add_1reg(b3, dst_reg), imm32); in do_jit()
918 EMIT2_off32(0x81, add_1reg(b3, dst_reg), imm32); in do_jit()
928 emit_mov_imm64(&prog, dst_reg, insn[1].imm, insn[0].imm); in do_jit()
942 EMIT1(0x50); /* push rax */ in do_jit()
943 EMIT1(0x52); /* push rdx */ in do_jit()
950 EMIT3_off32(0x49, 0xC7, 0xC3, imm32); in do_jit()
959 EMIT2(0x31, 0xd2); in do_jit()
963 EMIT3(0x49, 0xF7, 0xF3); in do_jit()
966 EMIT3(0x41, 0xF7, 0xF3); in do_jit()
970 EMIT3(0x49, 0x89, 0xD3); in do_jit()
973 EMIT3(0x49, 0x89, 0xC3); in do_jit()
975 EMIT1(0x5A); /* pop rdx */ in do_jit()
976 EMIT1(0x58); /* pop rax */ in do_jit()
990 EMIT1(0x50); /* push rax */ in do_jit()
992 EMIT1(0x52); /* push rdx */ in do_jit()
1003 EMIT1(add_1mod(0x48, AUX_REG)); in do_jit()
1005 EMIT1(add_1mod(0x40, AUX_REG)); in do_jit()
1007 EMIT2(0xF7, add_1reg(0xE0, AUX_REG)); in do_jit()
1010 EMIT1(0x5A); /* pop rdx */ in do_jit()
1014 EMIT1(0x58); /* pop rax */ in do_jit()
1026 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1028 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1031 case BPF_LSH: b3 = 0xE0; break; in do_jit()
1032 case BPF_RSH: b3 = 0xE8; break; in do_jit()
1033 case BPF_ARSH: b3 = 0xF8; break; in do_jit()
1037 EMIT2(0xD1, add_1reg(b3, dst_reg)); in do_jit()
1039 EMIT3(0xC1, add_1reg(b3, dst_reg), imm32); in do_jit()
1057 EMIT1(0x51); /* push rcx */ in do_jit()
1065 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1067 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1070 case BPF_LSH: b3 = 0xE0; break; in do_jit()
1071 case BPF_RSH: b3 = 0xE8; break; in do_jit()
1072 case BPF_ARSH: b3 = 0xF8; break; in do_jit()
1074 EMIT2(0xD3, add_1reg(b3, dst_reg)); in do_jit()
1077 EMIT1(0x59); /* pop rcx */ in do_jit()
1088 EMIT1(0x66); in do_jit()
1090 EMIT1(0x41); in do_jit()
1091 EMIT3(0xC1, add_1reg(0xC8, dst_reg), 8); in do_jit()
1095 EMIT3(0x45, 0x0F, 0xB7); in do_jit()
1097 EMIT2(0x0F, 0xB7); in do_jit()
1098 EMIT1(add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1103 EMIT2(0x41, 0x0F); in do_jit()
1105 EMIT1(0x0F); in do_jit()
1106 EMIT1(add_1reg(0xC8, dst_reg)); in do_jit()
1110 EMIT3(add_1mod(0x48, dst_reg), 0x0F, in do_jit()
1111 add_1reg(0xC8, dst_reg)); in do_jit()
1124 EMIT3(0x45, 0x0F, 0xB7); in do_jit()
1126 EMIT2(0x0F, 0xB7); in do_jit()
1127 EMIT1(add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1132 EMIT1(0x45); in do_jit()
1133 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()
1254 EMIT3_off32(0x48, 0x8B, 0x85, in do_jit()
1299 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
1301 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
1302 EMIT2(0x39, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
1309 EMIT1(add_2mod(0x48, dst_reg, src_reg)); in do_jit()
1311 EMIT1(add_2mod(0x40, dst_reg, src_reg)); in do_jit()
1312 EMIT2(0x85, add_2reg(0xC0, dst_reg, src_reg)); in do_jit()
1319 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1321 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1322 EMIT2_off32(0xF7, add_1reg(0xC0, dst_reg), imm32); in do_jit()
1346 if (imm32 == 0) { in do_jit()
1348 EMIT1(add_2mod(0x48, dst_reg, dst_reg)); in do_jit()
1350 EMIT1(add_2mod(0x40, dst_reg, dst_reg)); in do_jit()
1351 EMIT2(0x85, add_2reg(0xC0, dst_reg, dst_reg)); in do_jit()
1357 EMIT1(add_1mod(0x48, dst_reg)); in do_jit()
1359 EMIT1(add_1mod(0x40, dst_reg)); in do_jit()
1362 EMIT3(0x83, add_1reg(0xF8, dst_reg), imm32); in do_jit()
1364 EMIT2_off32(0x81, add_1reg(0xF8, dst_reg), imm32); in do_jit()
1414 EMIT2_off32(0x0F, jmp_cond + 0x10, jmp_offset); in do_jit()
1439 EMIT2(0xEB, jmp_offset); in do_jit()
1441 EMIT1_off32(0xE9, jmp_offset); in do_jit()
1457 EMIT1(0xC9); /* leave */ in do_jit()
1458 EMIT1(0xC3); /* ret */ in do_jit()
1503 * mov QWORD PTR [rbp-0x10],rdi in save_regs()
1504 * mov QWORD PTR [rbp-0x8],rsi in save_regs()
1506 for (i = 0; i < min(nr_args, 6); i++) in save_regs()
1520 * EMIT4(0x48, 0x8B, 0x7D, 0xF0); mov rdi,QWORD PTR [rbp-0x10] in restore_regs()
1521 * EMIT4(0x48, 0x8B, 0x75, 0xF8); mov rsi,QWORD PTR [rbp-0x8] in restore_regs()
1523 for (i = 0; i < min(nr_args, 6); i++) in restore_regs()
1534 int cnt = 0; in invoke_bpf_prog()
1547 EMIT4(0x48, 0x8D, 0x7D, -stack_size); in invoke_bpf_prog()
1578 return 0; in invoke_bpf_prog()
1585 int cnt = 0; in emit_nops()
1587 while (len > 0) { in emit_nops()
1593 for (i = 0; i < noplen; i++) in emit_nops()
1615 int cnt = 0; in emit_cond_near_jump()
1623 EMIT2_off32(0x0F, jmp_cond + 0x10, offset); in emit_cond_near_jump()
1625 return 0; in emit_cond_near_jump()
1634 for (i = 0; i < tp->nr_progs; i++) { in invoke_bpf()
1639 return 0; in invoke_bpf()
1647 int i, cnt = 0; in invoke_bpf_mod_ret()
1650 * Set this to 0 to avoid confusing the program. in invoke_bpf_mod_ret()
1652 emit_mov_imm32(&prog, false, BPF_REG_0, 0); in invoke_bpf_mod_ret()
1654 for (i = 0; i < tp->nr_progs; i++) { in invoke_bpf_mod_ret()
1659 * if (*(u64 *)(rbp - 8) != 0) in invoke_bpf_mod_ret()
1662 /* cmp QWORD PTR [rbp - 0x8], 0x0 */ in invoke_bpf_mod_ret()
1663 EMIT4(0x48, 0x83, 0x7d, 0xf8); EMIT1(0x00); in invoke_bpf_mod_ret()
1675 return 0; in invoke_bpf_mod_ret()
1743 int ret, i, cnt = 0, nr_args = m->nr_args; in arch_prepare_bpf_trampoline()
1770 EMIT1(0x55); /* push rbp */ in arch_prepare_bpf_trampoline()
1771 EMIT3(0x48, 0x89, 0xE5); /* mov rbp, rsp */ in arch_prepare_bpf_trampoline()
1772 EMIT4(0x48, 0x83, 0xEC, stack_size); /* sub rsp, stack_size */ in arch_prepare_bpf_trampoline()
1773 EMIT1(0x53); /* push rbx */ in arch_prepare_bpf_trampoline()
1817 for (i = 0; i < fmod_ret->nr_progs; i++) in arch_prepare_bpf_trampoline()
1839 EMIT1(0x5B); /* pop rbx */ in arch_prepare_bpf_trampoline()
1840 EMIT1(0xC9); /* leave */ in arch_prepare_bpf_trampoline()
1843 EMIT4(0x48, 0x83, 0xC4, 8); /* add rsp, 8 */ in arch_prepare_bpf_trampoline()
1844 EMIT1(0xC3); /* ret */ in arch_prepare_bpf_trampoline()
1860 int err = 0; in emit_fallback_jump()
1869 int cnt = 0; in emit_fallback_jump()
1871 EMIT2(0xFF, 0xE2); /* jmp rdx */ in emit_fallback_jump()
1880 int pivot, err, jg_bytes = 1, cnt = 0; in emit_bpf_dispatcher()
1887 EMIT1(add_1mod(0x48, BPF_REG_3)); /* cmp rdx,func */ in emit_bpf_dispatcher()
1890 EMIT2_off32(0x81, add_1reg(0xF8, BPF_REG_3), in emit_bpf_dispatcher()
1903 return 0; in emit_bpf_dispatcher()
1910 EMIT1(add_1mod(0x48, BPF_REG_3)); /* cmp rdx,func */ in emit_bpf_dispatcher()
1913 EMIT2_off32(0x81, add_1reg(0xF8, BPF_REG_3), progs[a + pivot]); in emit_bpf_dispatcher()
1918 EMIT2_off32(0x0F, X86_JG + 0x10, 0); in emit_bpf_dispatcher()
1920 EMIT2(X86_JG, 0); in emit_bpf_dispatcher()
1944 return 0; in emit_bpf_dispatcher()
1956 return 0; in cmp_ips()
1963 sort(funcs, num_funcs, sizeof(funcs[0]), cmp_ips, NULL); in arch_prepare_bpf_dispatcher()
1964 return emit_bpf_dispatcher(&prog, 0, num_funcs - 1, funcs); in arch_prepare_bpf_dispatcher()
1980 int proglen, oldproglen = 0; in bpf_int_jit_compile()
2032 for (proglen = 0, i = 0; i <= prog->len; i++) { in bpf_int_jit_compile()
2045 for (pass = 0; pass < 20 || image; pass++) { in bpf_int_jit_compile()
2047 if (proglen <= 0) { in bpf_int_jit_compile()