36 struct insn {  struct
101 extern void insn_init(struct insn *insn, const void *kaddr, int buf_len, int x86_64);
102 extern void insn_get_prefixes(struct insn *insn);
103 extern void insn_get_opcode(struct insn *insn);
104 extern void insn_get_modrm(struct insn *insn);
105 extern void insn_get_sib(struct insn *insn);
106 extern void insn_get_displacement(struct insn *insn);
107 extern void insn_get_immediate(struct insn *insn);
108 extern void insn_get_length(struct insn *insn);
111 static inline void insn_get_attribute(struct insn *insn)  in insn_get_attribute()  argument
113 	insn_get_modrm(insn);  in insn_get_attribute()
117 extern int insn_rip_relative(struct insn *insn);
120 static inline void kernel_insn_init(struct insn *insn,  in kernel_insn_init()  argument
124 	insn_init(insn, kaddr, buf_len, 1);  in kernel_insn_init()
126 	insn_init(insn, kaddr, buf_len, 0);  in kernel_insn_init()
130 static inline int insn_is_avx(struct insn *insn)  in insn_is_avx()  argument
132 	if (!insn->prefixes.got)  in insn_is_avx()
133 		insn_get_prefixes(insn);  in insn_is_avx()
134 	return (insn->vex_prefix.value != 0);  in insn_is_avx()
137 static inline int insn_is_evex(struct insn *insn)  in insn_is_evex()  argument
139 	if (!insn->prefixes.got)  in insn_is_evex()
140 		insn_get_prefixes(insn);  in insn_is_evex()
141 	return (insn->vex_prefix.nbytes == 4);  in insn_is_evex()
145 static inline int insn_complete(struct insn *insn)  in insn_complete()  argument
147 	return insn->opcode.got && insn->modrm.got && insn->sib.got &&  in insn_complete()
148 		insn->displacement.got && insn->immediate.got;  in insn_complete()
151 static inline insn_byte_t insn_vex_m_bits(struct insn *insn)  in insn_vex_m_bits()  argument
153 	if (insn->vex_prefix.nbytes == 2)	/* 2 bytes VEX */  in insn_vex_m_bits()
155 	else if (insn->vex_prefix.nbytes == 3)	/* 3 bytes VEX */  in insn_vex_m_bits()
156 		return X86_VEX3_M(insn->vex_prefix.bytes[1]);  in insn_vex_m_bits()
158 		return X86_EVEX_M(insn->vex_prefix.bytes[1]);  in insn_vex_m_bits()
161 static inline insn_byte_t insn_vex_p_bits(struct insn *insn)  in insn_vex_p_bits()  argument
163 	if (insn->vex_prefix.nbytes == 2)	/* 2 bytes VEX */  in insn_vex_p_bits()
164 		return X86_VEX_P(insn->vex_prefix.bytes[1]);  in insn_vex_p_bits()
166 		return X86_VEX_P(insn->vex_prefix.bytes[2]);  in insn_vex_p_bits()
170 static inline int insn_last_prefix_id(struct insn *insn)  in insn_last_prefix_id()  argument
172 	if (insn_is_avx(insn))  in insn_last_prefix_id()
173 		return insn_vex_p_bits(insn);	/* VEX_p is a SIMD prefix id */  in insn_last_prefix_id()
175 	if (insn->prefixes.bytes[3])  in insn_last_prefix_id()
176 		return inat_get_last_prefix_id(insn->prefixes.bytes[3]);  in insn_last_prefix_id()
182 static inline int insn_offset_rex_prefix(struct insn *insn)  in insn_offset_rex_prefix()  argument
184 	return insn->prefixes.nbytes;  in insn_offset_rex_prefix()
186 static inline int insn_offset_vex_prefix(struct insn *insn)  in insn_offset_vex_prefix()  argument
188 	return insn_offset_rex_prefix(insn) + insn->rex_prefix.nbytes;  in insn_offset_vex_prefix()
190 static inline int insn_offset_opcode(struct insn *insn)  in insn_offset_opcode()  argument
192 	return insn_offset_vex_prefix(insn) + insn->vex_prefix.nbytes;  in insn_offset_opcode()
194 static inline int insn_offset_modrm(struct insn *insn)  in insn_offset_modrm()  argument
196 	return insn_offset_opcode(insn) + insn->opcode.nbytes;  in insn_offset_modrm()
198 static inline int insn_offset_sib(struct insn *insn)  in insn_offset_sib()  argument
200 	return insn_offset_modrm(insn) + insn->modrm.nbytes;  in insn_offset_sib()
202 static inline int insn_offset_displacement(struct insn *insn)  in insn_offset_displacement()  argument
204 	return insn_offset_sib(insn) + insn->sib.nbytes;  in insn_offset_displacement()
206 static inline int insn_offset_immediate(struct insn *insn)  in insn_offset_immediate()  argument
208 	return insn_offset_displacement(insn) + insn->displacement.nbytes;  in insn_offset_immediate()
222 static inline int insn_masking_exception(struct insn *insn)  in insn_masking_exception()  argument
224 	return insn->opcode.bytes[0] == POP_SS_OPCODE ||  in insn_masking_exception()
225 		(insn->opcode.bytes[0] == MOV_SREG_OPCODE &&  in insn_masking_exception()
226 		 X86_MODRM_REG(insn->modrm.bytes[0]) == 2);  in insn_masking_exception()