C++ (Cpp) get_jump_code Beispiele

Beispiel #1

Datei: sljitNativeX86_64.c Projekt: HaxeFoundation/hxcpp

static sljit_u8* generate_far_jump_code(struct sljit_jump *jump, sljit_u8 *code_ptr, sljit_s32 type)
{
	if (type < SLJIT_JUMP) {
		/* Invert type. */
		*code_ptr++ = get_jump_code(type ^ 0x1) - 0x10;
		*code_ptr++ = 10 + 3;
	}

	SLJIT_ASSERT(reg_map[TMP_REG3] == 9);
	*code_ptr++ = REX_W | REX_B;
	*code_ptr++ = MOV_r_i32 + 1;
	jump->addr = (sljit_uw)code_ptr;

	if (jump->flags & JUMP_LABEL)
		jump->flags |= PATCH_MD;
	else
		sljit_unaligned_store_sw(code_ptr, jump->u.target);

	code_ptr += sizeof(sljit_sw);
	*code_ptr++ = REX_B;
	*code_ptr++ = GROUP_FF;
	*code_ptr++ = (type >= SLJIT_FAST_CALL) ? (MOD_REG | CALL_rm | 1) : (MOD_REG | JMP_rm | 1);

	return code_ptr;
}

Beispiel #2

Datei: sljitNativeX86_64.c Projekt: AxiosCros/php-src

static sljit_u8* generate_far_jump_code(struct sljit_jump *jump, sljit_u8 *code_ptr, sljit_s32 type)
{
	if (type < SLJIT_JUMP) {
		/* Invert type. */
		*code_ptr++ = get_jump_code(type ^ 0x1) - 0x10;
		*code_ptr++ = 10 + 3;
	}

	*code_ptr++ = REX_W | ((reg_map[TMP_REG2] <= 7) ? 0 : REX_B);
	*code_ptr++ = MOV_r_i32 | reg_lmap[TMP_REG2];
	jump->addr = (sljit_uw)code_ptr;

	if (jump->flags & JUMP_LABEL)
		jump->flags |= PATCH_MD;
	else
		sljit_unaligned_store_sw(code_ptr, jump->u.target);

	code_ptr += sizeof(sljit_sw);
	if (reg_map[TMP_REG2] >= 8)
		*code_ptr++ = REX_B;
	*code_ptr++ = GROUP_FF;
	*code_ptr++ = MOD_REG | (type >= SLJIT_FAST_CALL ? CALL_rm : JMP_rm) | reg_lmap[TMP_REG2];

	return code_ptr;
}

Beispiel #3

Datei: sljitNativeX86_64.c Projekt: AlisdairM/bde

static sljit_ub* generate_far_jump_code(struct sljit_jump *jump, sljit_ub *code_ptr, sljit_si type)
{
    if (type < SLJIT_JUMP) {
        /* Invert type. */
        *code_ptr++ = get_jump_code(type ^ 0x1) - 0x10;
        *code_ptr++ = 10 + 3;
    }

    SLJIT_COMPILE_ASSERT(reg_map[TMP_REG3] == 9, tmp3_is_9_first);
    *code_ptr++ = REX_W | REX_B;
    *code_ptr++ = MOV_r_i32 + 1;
    jump->addr = (sljit_uw)code_ptr;

    if (jump->flags & JUMP_LABEL)
        jump->flags |= PATCH_MD;
    else
        *(sljit_sw*)code_ptr = jump->u.target;

    code_ptr += sizeof(sljit_sw);
    *code_ptr++ = REX_B;
    *code_ptr++ = GROUP_FF;
    *code_ptr++ = (type >= SLJIT_FAST_CALL) ? (MOD_REG | CALL_rm | 1) : (MOD_REG | JMP_rm | 1);

    return code_ptr;
}

Beispiel #4

Datei: sljitNativeX86_32.c Projekt: 50Wliu/sourcemod

static sljit_ub* generate_far_jump_code(struct sljit_jump *jump, sljit_ub *code_ptr, sljit_si type)
{
	if (type == SLJIT_JUMP) {
		*code_ptr++ = JMP_i32;
		jump->addr++;
	}
	else if (type >= SLJIT_FAST_CALL) {
		*code_ptr++ = CALL_i32;
		jump->addr++;
	}
	else {
		*code_ptr++ = GROUP_0F;
		*code_ptr++ = get_jump_code(type);
		jump->addr += 2;
	}

	if (jump->flags & JUMP_LABEL)
		jump->flags |= PATCH_MW;
	else
		*(sljit_sw*)code_ptr = jump->u.target - (jump->addr + 4);
	code_ptr += 4;

	return code_ptr;
}

Beispiel #5

Datei: sljitNativeX86_64.c Projekt: 1j01/AutoHotkey_L

static sljit_ub* generate_far_jump_code(struct sljit_jump *jump, sljit_ub *code_ptr, int type)
{
	if (type < SLJIT_JUMP) {
		*code_ptr++ = get_jump_code(type ^ 0x1) - 0x10;
		*code_ptr++ = 10 + 3;
	}

	SLJIT_COMPILE_ASSERT(reg_map[TMP_REG3] == 9, tmp3_is_9_first);
	*code_ptr++ = REX_W | REX_B;
	*code_ptr++ = 0xb8 + 1;
	jump->addr = (sljit_uw)code_ptr;

	if (jump->flags & JUMP_LABEL)
		jump->flags |= PATCH_MD;
	else
		*(sljit_w*)code_ptr = jump->u.target;

	code_ptr += sizeof(sljit_w);
	*code_ptr++ = REX_B;
	*code_ptr++ = 0xff;
	*code_ptr++ = (type >= SLJIT_FAST_CALL) ? 0xd1 /* call */ : 0xe1 /* jmp */;

	return code_ptr;
}