0x01: decode OPCODE_OP_BOTTOM3 {
0x0: invd();
0x1: wbinvd();
- 0x2: This_should_be_an_illegal_instruction();
- 0x3: UD1();
- 0x4: This_should_be_an_illegal_instruction();
+ 0x2: Inst::UD2();
+ 0x3: Inst::UD2();
+ 0x4: Inst::UD2();
0x5: threednow();
0x6: threednow();
0x7: threednow();
}
- 0x02: decode OPCODE_OP_BOTTOM3 {
- 0x0: holder();
- 0x1: holder();
- 0x2: holder();
- 0x3: holder();
- 0x4: holder();
- 0x5: holder();
- 0x6: holder();
- 0x7: holder();
+ 0x02: decode LEGACY_DECODEVAL {
+ // no prefix
+ 0x0: decode OPCODE_OP_BOTTOM3 {
+ 0x0: holder();
+ 0x1: holder();
+ 0x2: holder();
+ 0x3: holder();
+ 0x4: holder();
+ 0x5: holder();
+ 0x6: holder();
+ 0x7: holder();
+ }
+ // repe (0xF3)
+ 0x4: decode OPCODE_OP_BOTTOM3 {
+ 0x0: holder();
+ 0x1: holder();
+ 0x2: holder();
+ 0x3: holder();
+ 0x4: holder();
+ 0x5: holder();
+ 0x6: holder();
+ 0x7: holder();
+ }
+ // operand size (0x66)
+ 0x1: decode OPCODE_OP_BOTTOM3 {
+ 0x0: holder();
+ 0x1: holder();
+ 0x2: holder();
+ 0x3: holder();
+ 0x4: holder();
+ 0x5: holder();
+ 0x6: holder();
+ 0x7: holder();
+ }
+ // repne (0xF2)
+ 0x8: decode OPCODE_OP_BOTTOM3 {
+ 0x0: holder();
+ 0x1: holder();
+ 0x2: holder();
+ 0x3: holder();
+ 0x4: holder();
+ 0x5: holder();
+ 0x6: holder();
+ 0x7: holder();
+ }
+ default: Inst::UD2();
}
0x03: decode OPCODE_OP_BOTTOM3 {
0x0: group17();
0x3: rdpmc();
0x4: sysenter();
0x5: sysexit();
- 0x6: This_should_be_an_illegal_instruction();
+ 0x6: Inst::UD2();
0x7: getsec();
}
0x07: decode OPCODE_OP_BOTTOM3 {
0x6: three_byte_opcode();
0x7: three_byte_opcode();
}
- 0x08: decode OPCODE_OP_BOTTOM3 {
- 0x0: cmovo_Gv_Ev();
- 0x1: cmovno_Gv_Ev();
- 0x2: cmovb_Gv_Ev();
- 0x3: cmovnb_Gv_Ev();
- 0x4: cmovz_Gv_Ev();
- 0x5: cmovnz_Gv_Ev();
- 0x6: cmovbe_Gv_Ev();
- 0x7: cmovnbe_Gv_Ev();
- }
- 0x09: decode OPCODE_OP_BOTTOM3 {
- 0x0: cmovs_Gv_Ev();
- 0x1: cmovns_Gv_Ev();
- 0x2: cmovp_Gv_Ev();
- 0x3: cmovnp_Gv_Ev();
- 0x4: cmovl_Gv_Ev();
- 0x5: cmovnl_Gv_Ev();
- 0x6: cmovle_Gv_Ev();
- 0x7: cmovnle_Gv_Ev();
+ format Inst {
+ 0x08: decode OPCODE_OP_BOTTOM3 {
+ 0x0: CMOVO(Gv,Ev);
+ 0x1: CMOVNO(Gv,Ev);
+ 0x2: CMOVB(Gv,Ev);
+ 0x3: CMOVNB(Gv,Ev);
+ 0x4: CMOVZ(Gv,Ev);
+ 0x5: CMOVNZ(Gv,Ev);
+ 0x6: CMOVBE(Gv,Ev);
+ 0x7: CMOVNBE(Gv,Ev);
+ }
+ 0x09: decode OPCODE_OP_BOTTOM3 {
+ 0x0: CMOVS(Gv,Ev);
+ 0x1: CMOVNS(Gv,Ev);
+ 0x2: CMOVP(Gv,Ev);
+ 0x3: CMOVNP(Gv,Ev);
+ 0x4: CMOVL(Gv,Ev);
+ 0x5: CMOVNL(Gv,Ev);
+ 0x6: CMOVLE(Gv,Ev);
+ 0x7: CMOVNLE(Gv,Ev);
+ }
}
0x0A: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
0x6: holder();
0x7: holder();
}
- 0x10: decode OPCODE_OP_BOTTOM3 {
- 0x0: jo_Jz();
- 0x1: jno_Jz();
- 0x2: jb_Jz();
- 0x3: Inst::JNB(Jz);
- 0x4: Inst::JZ(Jz);
- 0x5: Inst::JNZ(Jz);
- 0x6: Inst::JBE(Jz);
- 0x7: jnbe_Jz();
- }
- 0x11: decode OPCODE_OP_BOTTOM3 {
- 0x0: js_Jz();
- 0x1: jns_Jz();
- 0x2: jp_Jz();
- 0x3: jnp_Jz();
- 0x4: jl_Jz();
- 0x5: jnl_Jz();
- 0x6: jle_Jz();
- 0x7: jnle_Jz();
- }
- 0x12: decode OPCODE_OP_BOTTOM3 {
- 0x0: seto_Eb();
- 0x1: setno_Eb();
- 0x2: setb_Eb();
- 0x3: setnb_Eb();
- 0x4: setz_Eb();
- 0x5: setnz_Eb();
- 0x6: setbe_Eb();
- 0x7: setnbe_Eb();
- }
- 0x13: decode OPCODE_OP_BOTTOM3 {
- 0x0: sets_Eb();
- 0x1: setns_Eb();
- 0x2: setp_Eb();
- 0x3: setnp_Eb();
- 0x4: setl_Eb();
- 0x5: setnl_Eb();
- 0x6: setle_Eb();
- 0x7: setnle_Eb();
+ format Inst {
+ 0x10: decode OPCODE_OP_BOTTOM3 {
+ 0x0: JO(Jz);
+ 0x1: JNO(Jz);
+ 0x2: JB(Jz);
+ 0x3: JNB(Jz);
+ 0x4: JZ(Jz);
+ 0x5: JNZ(Jz);
+ 0x6: JBE(Jz);
+ 0x7: JNBE(Jz);
+ }
+ 0x11: decode OPCODE_OP_BOTTOM3 {
+ 0x0: JS(Jz);
+ 0x1: JNS(Jz);
+ 0x2: JP(Jz);
+ 0x3: JNP(Jz);
+ 0x4: JL(Jz);
+ 0x5: JNL(Jz);
+ 0x6: JLE(Jz);
+ 0x7: JNLE(Jz);
+ }
+ 0x12: decode OPCODE_OP_BOTTOM3 {
+ 0x0: SETO(Eb);
+ 0x1: SETNO(Eb);
+ 0x2: SETB(Eb);
+ 0x3: SETNB(Eb);
+ 0x4: SETZ(Eb);
+ 0x5: SETNZ(Eb);
+ 0x6: SETBE(Eb);
+ 0x7: SETNBE(Eb);
+ }
+ 0x13: decode OPCODE_OP_BOTTOM3 {
+ 0x0: SETS(Eb);
+ 0x1: SETNS(Eb);
+ 0x2: SETP(Eb);
+ 0x3: SETNP(Eb);
+ 0x4: SETL(Eb);
+ 0x5: SETNL(Eb);
+ 0x6: SETLE(Eb);
+ 0x7: SETNLE(Eb);
+ }
}
0x14: decode OPCODE_OP_BOTTOM3 {
0x0: push_fs();
0x4: shrd_Ev_Gv_Ib();
0x5: shrd_Ev_Gv_rCl();
0x6: group16();
- 0x7: imul_Gv_Ev();
+ 0x7: Inst::IMUL(Gv,Ev);
}
0x16: decode OPCODE_OP_BOTTOM3 {
0x0: cmpxchg_Eb_Gb();
0x3: btr_Ev_Gv();
0x4: lfs_Gz_Mp();
0x5: lgs_Gz_Mp();
- 0x6: Inst::MOVZX_B(Gv,Eb);
- 0x7: Inst::MOVZX_W(Gv,Ew);
+ //The size of the second operand in these instructions should
+ //really be "b" or "w", but it's set to v in order to have a
+ //consistent register size. This shouldn't affect behavior.
+ 0x6: Inst::MOVZX_B(Gv,Ev);
+ 0x7: Inst::MOVZX_W(Gv,Ev);
}
0x17: decode OPCODE_OP_BOTTOM3 {
0x0: jmpe_Jz(); // IA-64?
0x3: btc_Ev_Gv();
0x4: bsf_Gv_Ev();
0x5: bsr_Gv_Ev();
- 0x6: movsx_Gv_Eb();
- 0x7: movsx_Gv_Ew();
+ //The size of the second operand in these instructions should
+ //really be "b" or "w", but it's set to v in order to have a
+ //consistent register size. This shouldn't affect behavior.
+ 0x6: Inst::MOVSX_B(Gv,Ev);
+ 0x7: Inst::MOVSX_W(Gv,Ev);
}
0x18: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
0x6: holder();
0x7: holder();
}
- 0x19: decode OPCODE_OP_BOTTOM3 {
- 0x0: bswap_rAx();
- 0x1: bswap_rCx();
- 0x2: bswap_rDx();
- 0x3: bswap_rBx();
- 0x4: bswap_rSP();
- 0x5: bswap_rBP();
- 0x6: bswap_rSI();
- 0x7: bswap_rDI();
- }
+ 0x19: bswap_B();
0x1A: decode OPCODE_OP_BOTTOM3 {
0x0: holder();
0x1: holder();