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authoriximeow <me@iximeow.net>2021-06-28 00:09:40 -0700
committeriximeow <me@iximeow.net>2021-06-28 00:09:40 -0700
commit5a1fd6f773320c845f2549722b9f27094d68bdf2 (patch)
treee65285474a54641c70761db9f38ab5a2c1460748 /src/protected_mode
parentc42f84b37c9be599442a44caab289f5fdf971649 (diff)
protected mode memory sizes
also some long-mode cleanup in corresponding areas
Diffstat (limited to 'src/protected_mode')
-rw-r--r--src/protected_mode/display.rs4
-rw-r--r--src/protected_mode/mod.rs688
-rw-r--r--src/protected_mode/vex.rs94
3 files changed, 627 insertions, 159 deletions
diff --git a/src/protected_mode/display.rs b/src/protected_mode/display.rs
index f258bad..1964758 100644
--- a/src/protected_mode/display.rs
+++ b/src/protected_mode/display.rs
@@ -3314,8 +3314,8 @@ impl Instruction {
}
const MEM_SIZE_STRINGS: [&'static str; 64] = [
- "byte", "word", "BUG", "dword", "BUG", "BUG", "BUG", "qword",
- "far", "mword", "BUG", "BUG", "BUG", "BUG", "BUG", "xmmword",
+ "byte", "word", "BUG", "dword", "far", "BUG", "BUG", "qword",
+ "BUG", "mword", "BUG", "BUG", "BUG", "BUG", "BUG", "xmmword",
"BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
"BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "ymmword",
"BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
diff --git a/src/protected_mode/mod.rs b/src/protected_mode/mod.rs
index dec7c86..971d7a6 100644
--- a/src/protected_mode/mod.rs
+++ b/src/protected_mode/mod.rs
@@ -3662,8 +3662,8 @@ impl InstDecoder {
Opcode::VPAND |
Opcode::VANDPD |
Opcode::VANDPS |
- Opcode::VANDNPS |
Opcode::VANDNPD |
+ Opcode::VANDNPS |
Opcode::VORPD |
Opcode::VORPS |
Opcode::VPANDN |
@@ -3724,8 +3724,11 @@ impl InstDecoder {
Opcode::VPMAXUB |
Opcode::VPMAXUW |
Opcode::VPMAXUD |
+ Opcode::VPMINSB |
Opcode::VPMINSW |
Opcode::VPMINSD |
+ Opcode::VPMINUB |
+ Opcode::VPMINUW |
Opcode::VPMINUD |
Opcode::VPMOVMSKB |
Opcode::VPMOVSXBD |
@@ -3814,7 +3817,10 @@ impl InstDecoder {
Opcode::VUNPCKLPS |
Opcode::VXORPD |
Opcode::VXORPS |
- Opcode::VZEROUPPER => {
+ Opcode::VZEROUPPER |
+ Opcode::VZEROALL |
+ Opcode::VLDMXCSR |
+ Opcode::VSTMXCSR => {
// TODO: check a table for these
if !self.avx() {
inst.opcode = Opcode::Invalid;
@@ -4100,7 +4106,7 @@ impl Instruction {
Instruction {
prefixes: Prefixes::new(0),
opcode: Opcode::Invalid,
- mem_size: 1,
+ mem_size: 0,
modrm_rrr: RegSpec::eax(),
modrm_mmm: RegSpec::eax(), // doubles as sib_base
sib_index: RegSpec::eax(),
@@ -4865,7 +4871,6 @@ enum OperandCode {
// Gdq_Ed = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(17).bits(),
Gd_Ev = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(40).bits(),
// Md_Gd = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(51).bits(),
- G_E_mm_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().with_imm(false, 0).reg_mem().operand_case(29).bits(),
G_E_xmm_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(22).bits(),
G_E_xmm_Ub = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(60).bits(),
G_U_xmm_Ub = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(61).bits(),
@@ -4882,7 +4887,7 @@ enum OperandCode {
Gv_M = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().only_modrm_operands().reg_mem().operand_case(25).bits(),
MOVDIR64B = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(108).bits(),
M_Gv = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(109).bits(),
- Gb_Eb_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().with_imm(false, 0).byte_operands().reg_mem().operand_case(40).bits(),
+ Gv_Ev_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().with_imm(false, 0).reg_mem().operand_case(40).bits(),
Gv_Ev_Iv = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(41).bits(),
Rv_Gmm_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_modrm().read_E().reg_mem().operand_case(55).bits(),
@@ -4895,26 +4900,28 @@ enum OperandCode {
Gd_U_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(59).bits(),
Gv_E_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(60).bits(),
//= 0x816f, // mirror G_xmm_Ed, but also read an immediate
- G_xmm_Ed_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(61).bits(),
+ G_xmm_Ew_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(61).bits(),
G_U_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(62).bits(),
G_M_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(20).bits(),
G_E_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(21).bits(),
E_G_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(19).bits(),
+ G_Ed_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(31).bits(),
+ Ed_G_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(29).bits(),
M_G_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(63).bits(),
G_E_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(64).bits(),
G_U_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(65).bits(),
E_G_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(66).bits(),
Ed_G_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(67).bits(),
- Ed_G_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(68).bits(),
+ // Ed_G_xmm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(68).bits(),
G_mm_Ed = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(69).bits(),
G_mm_E = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().mem_reg().operand_case(70).bits(),
Ev_Gv_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(71).bits(),
Ev_Gv_CL = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(72).bits(),
G_mm_U_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(73).bits(),
- G_Md_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(74).bits(),
+ G_Mq_mm = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().read_E().reg_mem().operand_case(74).bits(),
G_mm_Ew_Ib = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(75).bits(),
- G_E_d = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(76).bits(),
- E_G_d = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(77).bits(),
+ G_E_q = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(76).bits(),
+ E_G_q = OperandCodeBuilder::new().op0_is_rrr_and_embedded_instructions().operand_case(77).bits(),
CVT_AA = OperandCodeBuilder::new().special_case(77).bits(),
CVT_DA = OperandCodeBuilder::new().special_case(78).bits(),
Rq_Cq_0 = OperandCodeBuilder::new().special_case(79).bits(),
@@ -4946,6 +4953,11 @@ enum OperandCode {
SS = OperandCodeBuilder::new().special_case(105).bits(),
DS = OperandCodeBuilder::new().special_case(106).bits(),
ModRM_0x62 = OperandCodeBuilder::new().special_case(107).bits(),
+ INV_Gv_M = OperandCodeBuilder::new().special_case(108).bits(),
+ PMOVX_G_E_xmm = OperandCodeBuilder::new().operand_case(109).bits(),
+ PMOVX_E_G_xmm = OperandCodeBuilder::new().operand_case(110).bits(),
+ G_Ev_xmm_Ib = OperandCodeBuilder::new().operand_case(111).bits(),
+ G_E_mm_Ib = OperandCodeBuilder::new().operand_case(112).bits(),
}
const LOCKABLE_INSTRUCTIONS: &[Opcode] = &[
@@ -5121,7 +5133,7 @@ const OPCODES: [OpcodeRecord; 256] = [
OpcodeRecord(Interpretation::Instruction(Opcode::PUSH), OperandCode::Ivs),
OpcodeRecord(Interpretation::Instruction(Opcode::IMUL), OperandCode::Gv_Ev_Iv),
OpcodeRecord(Interpretation::Instruction(Opcode::PUSH), OperandCode::Ibs),
- OpcodeRecord(Interpretation::Instruction(Opcode::IMUL), OperandCode::Gb_Eb_Ib),
+ OpcodeRecord(Interpretation::Instruction(Opcode::IMUL), OperandCode::Gv_Ev_Ib),
OpcodeRecord(Interpretation::Instruction(Opcode::INS), OperandCode::Yb_DX),
OpcodeRecord(Interpretation::Instruction(Opcode::INS), OperandCode::Yv_DX),
OpcodeRecord(Interpretation::Instruction(Opcode::OUTS), OperandCode::DX_Xb),
@@ -5574,9 +5586,9 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x0e => OpcodeRecord(Interpretation::Instruction(Opcode::FEMMS), OperandCode::Nothing),
0x0f => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0f0f),
- 0x10 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSD), OperandCode::G_E_xmm),
- 0x11 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSD), OperandCode::E_G_xmm),
- 0x12 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVDDUP), OperandCode::G_E_xmm),
+ 0x10 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSD), OperandCode::PMOVX_G_E_xmm),
+ 0x11 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSD), OperandCode::PMOVX_E_G_xmm),
+ 0x12 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVDDUP), OperandCode::PMOVX_G_E_xmm),
0x13 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x15 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5603,8 +5615,8 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x29 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x2a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSI2SD), OperandCode::G_xmm_Ed),
0x2b => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTSD), OperandCode::M_G_xmm),
- 0x2c => OpcodeRecord(Interpretation::Instruction(Opcode::CVTTSD2SI), OperandCode::G_E_xmm),
- 0x2d => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSD2SI), OperandCode::G_E_xmm),
+ 0x2c => OpcodeRecord(Interpretation::Instruction(Opcode::CVTTSD2SI), OperandCode::PMOVX_G_E_xmm),
+ 0x2d => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSD2SI), OperandCode::PMOVX_G_E_xmm),
0x2e => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x2f => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5643,21 +5655,21 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x4f => OpcodeRecord(Interpretation::Instruction(Opcode::CMOVG), OperandCode::Gv_Ev),
0x50 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0x51 => OpcodeRecord(Interpretation::Instruction(Opcode::SQRTSD), OperandCode::G_E_xmm),
+ 0x51 => OpcodeRecord(Interpretation::Instruction(Opcode::SQRTSD), OperandCode::PMOVX_G_E_xmm),
0x52 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x53 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x54 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x55 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x56 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x57 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0x58 => OpcodeRecord(Interpretation::Instruction(Opcode::ADDSD), OperandCode::G_E_xmm),
- 0x59 => OpcodeRecord(Interpretation::Instruction(Opcode::MULSD), OperandCode::G_E_xmm),
- 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSD2SS), OperandCode::G_E_xmm),
+ 0x58 => OpcodeRecord(Interpretation::Instruction(Opcode::ADDSD), OperandCode::PMOVX_G_E_xmm),
+ 0x59 => OpcodeRecord(Interpretation::Instruction(Opcode::MULSD), OperandCode::PMOVX_G_E_xmm),
+ 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSD2SS), OperandCode::PMOVX_G_E_xmm),
0x5b => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0x5c => OpcodeRecord(Interpretation::Instruction(Opcode::SUBSD), OperandCode::G_E_xmm),
- 0x5d => OpcodeRecord(Interpretation::Instruction(Opcode::MINSD), OperandCode::G_E_xmm),
- 0x5e => OpcodeRecord(Interpretation::Instruction(Opcode::DIVSD), OperandCode::G_E_xmm),
- 0x5f => OpcodeRecord(Interpretation::Instruction(Opcode::MAXSD), OperandCode::G_E_xmm),
+ 0x5c => OpcodeRecord(Interpretation::Instruction(Opcode::SUBSD), OperandCode::PMOVX_G_E_xmm),
+ 0x5d => OpcodeRecord(Interpretation::Instruction(Opcode::MINSD), OperandCode::PMOVX_G_E_xmm),
+ 0x5e => OpcodeRecord(Interpretation::Instruction(Opcode::DIVSD), OperandCode::PMOVX_G_E_xmm),
+ 0x5f => OpcodeRecord(Interpretation::Instruction(Opcode::MAXSD), OperandCode::PMOVX_G_E_xmm),
0x60 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x61 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5749,10 +5761,10 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
// 0xb0
0xb0 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Eb_Gb),
0xb1 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Ev_Gv),
- 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::Gv_M),
+ 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::INV_Gv_M),
0xb3 => OpcodeRecord(Interpretation::Instruction(Opcode::BTR), OperandCode::Ev_Gv),
- 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::Gv_M),
- 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::Gv_M),
+ 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::INV_Gv_M),
+ 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::INV_Gv_M),
0xb6 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_b), OperandCode::Gv_Eb),
0xb7 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_w), OperandCode::Gv_Ew),
0xb8 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5851,8 +5863,8 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x0e => OpcodeRecord(Interpretation::Instruction(Opcode::FEMMS), OperandCode::Nothing),
0x0f => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0f0f),
- 0x10 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSS), OperandCode::G_E_xmm),
- 0x11 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSS), OperandCode::E_G_xmm),
+ 0x10 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSS), OperandCode::G_Ed_xmm),
+ 0x11 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSS), OperandCode::Ed_G_xmm),
0x12 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVSLDUP), OperandCode::G_E_xmm),
0x13 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5920,21 +5932,21 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x4f => OpcodeRecord(Interpretation::Instruction(Opcode::CMOVG), OperandCode::Gv_Ev),
// 0x50
0x50 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0x51 => OpcodeRecord(Interpretation::Instruction(Opcode::SQRTSS), OperandCode::G_E_xmm),
- 0x52 => OpcodeRecord(Interpretation::Instruction(Opcode::RSQRTSS), OperandCode::G_E_xmm),
- 0x53 => OpcodeRecord(Interpretation::Instruction(Opcode::RCPSS), OperandCode::G_E_xmm),
+ 0x51 => OpcodeRecord(Interpretation::Instruction(Opcode::SQRTSS), OperandCode::G_Ed_xmm),
+ 0x52 => OpcodeRecord(Interpretation::Instruction(Opcode::RSQRTSS), OperandCode::G_Ed_xmm),
+ 0x53 => OpcodeRecord(Interpretation::Instruction(Opcode::RCPSS), OperandCode::G_Ed_xmm),
0x54 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x55 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x56 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x57 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0x58 => OpcodeRecord(Interpretation::Instruction(Opcode::ADDSS), OperandCode::G_E_xmm),
- 0x59 => OpcodeRecord(Interpretation::Instruction(Opcode::MULSS), OperandCode::G_E_xmm),
- 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSS2SD), OperandCode::G_E_xmm),
+ 0x58 => OpcodeRecord(Interpretation::Instruction(Opcode::ADDSS), OperandCode::G_Ed_xmm),
+ 0x59 => OpcodeRecord(Interpretation::Instruction(Opcode::MULSS), OperandCode::G_Ed_xmm),
+ 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTSS2SD), OperandCode::PMOVX_G_E_xmm),
0x5b => OpcodeRecord(Interpretation::Instruction(Opcode::CVTTPS2DQ), OperandCode::G_E_xmm),
- 0x5c => OpcodeRecord(Interpretation::Instruction(Opcode::SUBSS), OperandCode::G_E_xmm),
- 0x5d => OpcodeRecord(Interpretation::Instruction(Opcode::MINSS), OperandCode::G_E_xmm),
- 0x5e => OpcodeRecord(Interpretation::Instruction(Opcode::DIVSS), OperandCode::G_E_xmm),
- 0x5f => OpcodeRecord(Interpretation::Instruction(Opcode::MAXSS), OperandCode::G_E_xmm),
+ 0x5c => OpcodeRecord(Interpretation::Instruction(Opcode::SUBSS), OperandCode::G_Ed_xmm),
+ 0x5d => OpcodeRecord(Interpretation::Instruction(Opcode::MINSS), OperandCode::G_Ed_xmm),
+ 0x5e => OpcodeRecord(Interpretation::Instruction(Opcode::DIVSS), OperandCode::G_Ed_xmm),
+ 0x5f => OpcodeRecord(Interpretation::Instruction(Opcode::MAXSS), OperandCode::G_Ed_xmm),
// 0x60
0x60 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x61 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -6026,10 +6038,10 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
// 0xb0
0xb0 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Eb_Gb),
0xb1 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Ev_Gv),
- 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::Gv_M),
+ 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::INV_Gv_M),
0xb3 => OpcodeRecord(Interpretation::Instruction(Opcode::BTR), OperandCode::Ev_Gv),
- 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::Gv_M),
- 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::Gv_M),
+ 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::INV_Gv_M),
+ 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::INV_Gv_M),
0xb6 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_b), OperandCode::Gv_Eb),
0xb7 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_w), OperandCode::Gv_Ew),
0xb8 => OpcodeRecord(Interpretation::Instruction(Opcode::POPCNT), OperandCode::Gv_Ev),
@@ -6130,12 +6142,12 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x10 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVUPD), OperandCode::G_E_xmm),
0x11 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVUPD), OperandCode::E_G_xmm),
- 0x12 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVLPD), OperandCode::G_M_xmm),
- 0x13 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVLPD), OperandCode::M_G_xmm),
+ 0x12 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVLPD), OperandCode::PMOVX_G_E_xmm),
+ 0x13 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVLPD), OperandCode::PMOVX_E_G_xmm),
0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::UNPCKLPD), OperandCode::G_E_xmm),
0x15 => OpcodeRecord(Interpretation::Instruction(Opcode::UNPCKHPD), OperandCode::G_E_xmm),
- 0x16 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPD), OperandCode::G_M_xmm),
- 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPD), OperandCode::M_G_xmm),
+ 0x16 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPD), OperandCode::PMOVX_G_E_xmm),
+ 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPD), OperandCode::PMOVX_E_G_xmm),
0x18 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0f18),
0x19 => OpcodeRecord(Interpretation::Instruction(Opcode::NOP), OperandCode::Ev),
0x1a => OpcodeRecord(Interpretation::Instruction(Opcode::NOP), OperandCode::Ev),
@@ -6159,8 +6171,8 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x2b => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTPD), OperandCode::M_G_xmm),
0x2c => OpcodeRecord(Interpretation::Instruction(Opcode::CVTTPD2PI), OperandCode::G_mm_E_xmm),
0x2d => OpcodeRecord(Interpretation::Instruction(Opcode::CVTPD2PI), OperandCode::G_mm_E_xmm),
- 0x2e => OpcodeRecord(Interpretation::Instruction(Opcode::UCOMISD), OperandCode::G_E_xmm),
- 0x2f => OpcodeRecord(Interpretation::Instruction(Opcode::COMISD), OperandCode::G_E_xmm),
+ 0x2e => OpcodeRecord(Interpretation::Instruction(Opcode::UCOMISD), OperandCode::PMOVX_G_E_xmm),
+ 0x2f => OpcodeRecord(Interpretation::Instruction(Opcode::COMISD), OperandCode::PMOVX_G_E_xmm),
0x30 => OpcodeRecord(Interpretation::Instruction(Opcode::WRMSR), OperandCode::Nothing),
0x31 => OpcodeRecord(Interpretation::Instruction(Opcode::RDTSC), OperandCode::Nothing),
@@ -6319,7 +6331,7 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0xc1 => OpcodeRecord(Interpretation::Instruction(Opcode::XADD), OperandCode::Ev_Gv),
0xc2 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPPD), OperandCode::G_E_xmm_Ib),
0xc3 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0xc4 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRW), OperandCode::G_xmm_Ed_Ib),
+ 0xc4 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRW), OperandCode::G_xmm_Ew_Ib),
0xc5 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRW), OperandCode::G_U_xmm_Ub),
0xc6 => OpcodeRecord(Interpretation::Instruction(Opcode::SHUFPD), OperandCode::G_E_xmm_Ib),
0xc7 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0fc7),
@@ -6338,7 +6350,7 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0xd3 => OpcodeRecord(Interpretation::Instruction(Opcode::PSRLQ), OperandCode::G_E_xmm),
0xd4 => OpcodeRecord(Interpretation::Instruction(Opcode::PADDQ), OperandCode::G_E_xmm),
0xd5 => OpcodeRecord(Interpretation::Instruction(Opcode::PMULLW), OperandCode::G_E_xmm),
- 0xd6 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVQ), OperandCode::E_G_xmm),
+ 0xd6 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVQ), OperandCode::PMOVX_E_G_xmm),
0xd7 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVMSKB), OperandCode::Gd_U_xmm),
0xd8 => OpcodeRecord(Interpretation::Instruction(Opcode::PSUBUSB), OperandCode::G_E_xmm),
0xd9 => OpcodeRecord(Interpretation::Instruction(Opcode::PSUBUSW), OperandCode::G_E_xmm),
@@ -6409,7 +6421,7 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::UNPCKLPS), OperandCode::G_E_xmm),
0x15 => OpcodeRecord(Interpretation::Instruction(Opcode::UNPCKHPS), OperandCode::G_E_xmm),
0x16 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0f16),
- 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPS), OperandCode::M_G_xmm),
+ 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVHPS), OperandCode::PMOVX_E_G_xmm),
0x18 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0x0f18),
0x19 => OpcodeRecord(Interpretation::Instruction(Opcode::NOP), OperandCode::Ev),
0x1a => OpcodeRecord(Interpretation::Instruction(Opcode::NOP), OperandCode::Ev),
@@ -6433,8 +6445,8 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x2b => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTPS), OperandCode::M_G_xmm),
0x2c => OpcodeRecord(Interpretation::Instruction(Opcode::CVTTPS2PI), OperandCode::G_mm_E_xmm),
0x2d => OpcodeRecord(Interpretation::Instruction(Opcode::CVTPS2PI), OperandCode::G_mm_E_xmm),
- 0x2e => OpcodeRecord(Interpretation::Instruction(Opcode::UCOMISS), OperandCode::G_E_xmm),
- 0x2f => OpcodeRecord(Interpretation::Instruction(Opcode::COMISS), OperandCode::G_E_xmm),
+ 0x2e => OpcodeRecord(Interpretation::Instruction(Opcode::UCOMISS), OperandCode::PMOVX_G_E_xmm),
+ 0x2f => OpcodeRecord(Interpretation::Instruction(Opcode::COMISS), OperandCode::PMOVX_G_E_xmm),
// 0x30
0x30 => OpcodeRecord(Interpretation::Instruction(Opcode::WRMSR), OperandCode::Nothing),
0x31 => OpcodeRecord(Interpretation::Instruction(Opcode::RDTSC), OperandCode::Nothing),
@@ -6482,7 +6494,7 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x57 => OpcodeRecord(Interpretation::Instruction(Opcode::XORPS), OperandCode::G_E_xmm),
0x58 => OpcodeRecord(Interpretation::Instruction(Opcode::ADDPS), OperandCode::G_E_xmm),
0x59 => OpcodeRecord(Interpretation::Instruction(Opcode::MULPS), OperandCode::G_E_xmm),
- 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTPS2PD), OperandCode::G_E_xmm),
+ 0x5a => OpcodeRecord(Interpretation::Instruction(Opcode::CVTPS2PD), OperandCode::PMOVX_G_E_xmm),
0x5b => OpcodeRecord(Interpretation::Instruction(Opcode::CVTDQ2PS), OperandCode::G_E_xmm),
0x5c => OpcodeRecord(Interpretation::Instruction(Opcode::SUBPS), OperandCode::G_E_xmm),
0x5d => OpcodeRecord(Interpretation::Instruction(Opcode::MINPS), OperandCode::G_E_xmm),
@@ -6516,8 +6528,8 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x75 => OpcodeRecord(Interpretation::Instruction(Opcode::PCMPEQW), OperandCode::G_E_mm),
0x76 => OpcodeRecord(Interpretation::Instruction(Opcode::PCMPEQD), OperandCode::G_E_mm),
0x77 => OpcodeRecord(Interpretation::Instruction(Opcode::EMMS), OperandCode::Nothing),
- 0x78 => OpcodeRecord(Interpretation::Instruction(Opcode::VMREAD), OperandCode::E_G_d),
- 0x79 => OpcodeRecord(Interpretation::Instruction(Opcode::VMWRITE), OperandCode::G_E_d),
+ 0x78 => OpcodeRecord(Interpretation::Instruction(Opcode::VMREAD), OperandCode::E_G_q),
+ 0x79 => OpcodeRecord(Interpretation::Instruction(Opcode::VMWRITE), OperandCode::G_E_q),
0x7a => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x7b => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
0x7c => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -6582,10 +6594,10 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
// 0xb0
0xb0 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Eb_Gb),
0xb1 => OpcodeRecord(Interpretation::Instruction(Opcode::CMPXCHG), OperandCode::Ev_Gv),
- 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::Gv_M),
+ 0xb2 => OpcodeRecord(Interpretation::Instruction(Opcode::LSS), OperandCode::INV_Gv_M),
0xb3 => OpcodeRecord(Interpretation::Instruction(Opcode::BTR), OperandCode::Ev_Gv),
- 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::Gv_M),
- 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::Gv_M),
+ 0xb4 => OpcodeRecord(Interpretation::Instruction(Opcode::LFS), OperandCode::INV_Gv_M),
+ 0xb5 => OpcodeRecord(Interpretation::Instruction(Opcode::LGS), OperandCode::INV_Gv_M),
0xb6 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_b), OperandCode::Gv_Eb),
0xb7 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVZX_w), OperandCode::Gv_Ew),
0xb8 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing), // JMPE, ITANIUM
@@ -6641,7 +6653,7 @@ fn read_0f_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0xe4 => OpcodeRecord(Interpretation::Instruction(Opcode::PMULHUW), OperandCode::G_E_mm),
0xe5 => OpcodeRecord(Interpretation::Instruction(Opcode::PMULHW), OperandCode::G_E_mm),
0xe6 => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- 0xe7 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTQ), OperandCode::G_Md_mm),
+ 0xe7 => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTQ), OperandCode::G_Mq_mm),
0xe8 => OpcodeRecord(Interpretation::Instruction(Opcode::PSUBSB), OperandCode::G_E_mm),
0xe9 => OpcodeRecord(Interpretation::Instruction(Opcode::PSUBSW), OperandCode::G_E_mm),
0xea => OpcodeRecord(Interpretation::Instruction(Opcode::PMINSW), OperandCode::G_E_mm),
@@ -6682,7 +6694,7 @@ fn read_0f38_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0xf6 => OpcodeRecord(Interpretation::Instruction(Opcode::ADOX), OperandCode::Gv_Ev),
0xf8 => {
prefixes.unset_operand_size();
- OpcodeRecord(Interpretation::Instruction(Opcode::ENQCMDS), OperandCode::Gv_M)
+ OpcodeRecord(Interpretation::Instruction(Opcode::ENQCMDS), OperandCode::INV_Gv_M)
},
0xfa => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0xf30f38fa),
0xfb => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::ModRM_0xf30f38fb),
@@ -6696,7 +6708,7 @@ fn read_0f38_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0xf1 => OpcodeRecord(Interpretation::Instruction(Opcode::CRC32), OperandCode::Gd_Ev),
0xf8 => {
prefixes.unset_operand_size();
- OpcodeRecord(Interpretation::Instruction(Opcode::ENQCMD), OperandCode::Gv_M)
+ OpcodeRecord(Interpretation::Instruction(Opcode::ENQCMD), OperandCode::INV_Gv_M)
},
_ => OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
};
@@ -6728,22 +6740,22 @@ fn read_0f38_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x1c => OpcodeRecord(Interpretation::Instruction(Opcode::PABSB), OperandCode::G_E_xmm),
0x1d => OpcodeRecord(Interpretation::Instruction(Opcode::PABSW), OperandCode::G_E_xmm),
0x1e => OpcodeRecord(Interpretation::Instruction(Opcode::PABSD), OperandCode::G_E_xmm),
- 0x20 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBW), OperandCode::G_E_xmm),
- 0x21 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBD), OperandCode::G_E_xmm),
- 0x22 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBQ), OperandCode::G_E_xmm),
- 0x23 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXWD), OperandCode::G_E_xmm),
- 0x24 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXWQ), OperandCode::G_E_xmm),
- 0x25 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXDQ), OperandCode::G_E_xmm),
+ 0x20 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBW), OperandCode::PMOVX_G_E_xmm),
+ 0x21 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBD), OperandCode::PMOVX_G_E_xmm),
+ 0x22 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXBQ), OperandCode::PMOVX_G_E_xmm),
+ 0x23 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXWD), OperandCode::PMOVX_G_E_xmm),
+ 0x24 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXWQ), OperandCode::PMOVX_G_E_xmm),
+ 0x25 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVSXDQ), OperandCode::PMOVX_G_E_xmm),
0x28 => OpcodeRecord(Interpretation::Instruction(Opcode::PMULDQ), OperandCode::G_E_xmm),
0x29 => OpcodeRecord(Interpretation::Instruction(Opcode::PCMPEQQ), OperandCode::G_E_xmm),
0x2a => OpcodeRecord(Interpretation::Instruction(Opcode::MOVNTDQA), OperandCode::G_M_xmm),
0x2b => OpcodeRecord(Interpretation::Instruction(Opcode::PACKUSDW), OperandCode::G_E_xmm),
- 0x30 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBW), OperandCode::G_E_xmm),
- 0x31 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBD), OperandCode::G_E_xmm),
- 0x32 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBQ), OperandCode::G_E_xmm),
- 0x33 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXWD), OperandCode::G_E_xmm),
- 0x34 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXWQ), OperandCode::G_E_xmm),
- 0x35 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXDQ), OperandCode::G_E_xmm),
+ 0x30 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBW), OperandCode::PMOVX_G_E_xmm),
+ 0x31 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBD), OperandCode::PMOVX_G_E_xmm),
+ 0x32 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXBQ), OperandCode::PMOVX_G_E_xmm),
+ 0x33 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXWD), OperandCode::PMOVX_G_E_xmm),
+ 0x34 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXWQ), OperandCode::PMOVX_G_E_xmm),
+ 0x35 => OpcodeRecord(Interpretation::Instruction(Opcode::PMOVZXDQ), OperandCode::PMOVX_G_E_xmm),
0x37 => OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTQ), OperandCode::G_E_xmm),
0x38 => OpcodeRecord(Interpretation::Instruction(Opcode::PMINSB), OperandCode::G_E_xmm),
0x39 => OpcodeRecord(Interpretation::Instruction(Opcode::PMINSD), OperandCode::G_E_xmm),
@@ -6755,9 +6767,9 @@ fn read_0f38_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x3f => OpcodeRecord(Interpretation::Instruction(Opcode::PMAXUD), OperandCode::G_E_xmm),
0x40 => OpcodeRecord(Interpretation::Instruction(Opcode::PMULLD), OperandCode::G_E_xmm),
0x41 => OpcodeRecord(Interpretation::Instruction(Opcode::PHMINPOSUW), OperandCode::G_E_xmm),
- 0x80 => OpcodeRecord(Interpretation::Instruction(Opcode::INVEPT), OperandCode::Gv_M),
- 0x81 => OpcodeRecord(Interpretation::Instruction(Opcode::INVVPID), OperandCode::Gv_M),
- 0x82 => OpcodeRecord(Interpretation::Instruction(Opcode::INVPCID), OperandCode::Gv_M),
+ 0x80 => OpcodeRecord(Interpretation::Instruction(Opcode::INVEPT), OperandCode::INV_Gv_M),
+ 0x81 => OpcodeRecord(Interpretation::Instruction(Opcode::INVVPID), OperandCode::INV_Gv_M),
+ 0x82 => OpcodeRecord(Interpretation::Instruction(Opcode::INVPCID), OperandCode::INV_Gv_M),
0xcf => OpcodeRecord(Interpretation::Instruction(Opcode::GF2P8MULB), OperandCode::G_E_xmm),
0xdb => OpcodeRecord(Interpretation::Instruction(Opcode::AESIMC), OperandCode::G_E_xmm),
0xdc => OpcodeRecord(Interpretation::Instruction(Opcode::AESENC), OperandCode::G_E_xmm),
@@ -6818,13 +6830,13 @@ fn read_0f3a_opcode(opcode: u8, prefixes: &mut Prefixes) -> OpcodeRecord {
0x0d => OpcodeRecord(Interpretation::Instruction(Opcode::BLENDPD), OperandCode::G_E_xmm_Ib),
0x0e => OpcodeRecord(Interpretation::Instruction(Opcode::PBLENDW), OperandCode::G_E_xmm_Ib),
0x0f => OpcodeRecord(Interpretation::Instruction(Opcode::PALIGNR), OperandCode::G_E_xmm_Ib),
- 0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRB), OperandCode::G_E_xmm_Ib),
- 0x15 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRW), OperandCode::G_E_xmm_Ib),
- 0x16 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRD), OperandCode::G_E_xmm_Ib),
- 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::EXTRACTPS), OperandCode::G_E_xmm_Ib),
- 0x20 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRB), OperandCode::G_E_xmm_Ib),
- 0x21 => OpcodeRecord(Interpretation::Instruction(Opcode::INSERTPS), OperandCode::G_E_xmm_Ib),
- 0x22 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRD), OperandCode::G_E_xmm_Ib),
+ 0x14 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRB), OperandCode::G_Ev_xmm_Ib),
+ 0x15 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRW), OperandCode::G_Ev_xmm_Ib),
+ 0x16 => OpcodeRecord(Interpretation::Instruction(Opcode::PEXTRD), OperandCode::G_Ev_xmm_Ib),
+ 0x17 => OpcodeRecord(Interpretation::Instruction(Opcode::EXTRACTPS), OperandCode::G_Ev_xmm_Ib),
+ 0x20 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRB), OperandCode::G_Ev_xmm_Ib),
+ 0x21 => OpcodeRecord(Interpretation::Instruction(Opcode::INSERTPS), OperandCode::G_Ev_xmm_Ib),
+ 0x22 => OpcodeRecord(Interpretation::Instruction(Opcode::PINSRD), OperandCode::G_Ev_xmm_Ib),
0x40 => OpcodeRecord(Interpretation::Instruction(Opcode::DPPS), OperandCode::G_E_xmm_Ib),
0x41 => OpcodeRecord(Interpretation::Instruction(Opcode::DPPD), OperandCode::G_E_xmm_Ib),
0x42 => OpcodeRecord(Interpretation::Instruction(Opcode::MPSADBW), OperandCode::G_E_xmm_Ib),
@@ -7286,6 +7298,12 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
} else if opcode == Opcode::CALLF || opcode == Opcode::JMPF {
return Err(DecodeError::InvalidOperand);
}
+ } else {
+ if opcode == Opcode::CALL || opcode == Opcode::JMP || opcode == Opcode::PUSH || opcode == Opcode::POP {
+ instruction.mem_size = 4;
+ } else if opcode == Opcode::CALLF || opcode == Opcode::JMPF {
+ instruction.mem_size = 5;
+ }
}
instruction.opcode = opcode;
instruction.operand_count = 1;
@@ -7299,6 +7317,9 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
} else {
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::D)
};
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 1;
+ }
instruction.operand_count = 2;
},
16 => {
@@ -7310,6 +7331,9 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
} else {
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::D)
};
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 2;
+ }
instruction.operand_count = 2;
},
18 => {
@@ -7324,6 +7348,8 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
if instruction.operands[0] == OperandSpec::RegMMM {
// fix the register to XMM
instruction.modrm_mmm.bank = RegisterBank::X;
+ } else {
+ instruction.mem_size = 16;
}
},
op @ 20 |
@@ -7338,6 +7364,12 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
// fix the register to XMM
instruction.modrm_mmm.bank = RegisterBank::X;
}
+ } else {
+ if instruction.opcode == Opcode::MOVDDUP {
+ instruction.mem_size = 8;
+ } else {
+ instruction.mem_size = 16;
+ }
}
},
22 => {
@@ -7349,6 +7381,15 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
instruction.imm =
read_num(&mut bytes_iter, 1)? as u8 as u32;
*length += 1;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ if instruction.opcode == Opcode::CMPSS {
+ instruction.mem_size = 4;
+ } else if instruction.opcode == Opcode::CMPSD {
+ instruction.mem_size = 8;
+ } else {
+ instruction.mem_size = 16;
+ }
+ }
instruction.operands[2] = OperandSpec::ImmI8;
instruction.operand_count = 3;
},
@@ -7409,12 +7450,20 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
return Ok(());
},
29 => {
- instruction.modrm_rrr = RegSpec { bank: RegisterBank::MM, num: (modrm >> 3) & 7 };
- if instruction.operands[1] == OperandSpec::RegMMM {
- instruction.modrm_mmm.bank = RegisterBank::MM;
+ instruction.modrm_rrr.bank = RegisterBank::X;
+ instruction.operands[0] = mem_oper;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.operand_count = 2;
+ if instruction.operands[0] == OperandSpec::RegMMM {
+ // fix the register to XMM
+ if instruction.opcode == Opcode::MOVD {
+ instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.modrm_mmm.bank = RegisterBank::X;
+ }
+ } else {
+ instruction.mem_size = 4;
}
- instruction.operands[2] = OperandSpec::ImmI8;
- instruction.operand_count = 3;
},
30 => {
instruction.operands[0] = mem_oper;
@@ -7427,6 +7476,16 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
][r as usize];
instruction.operand_count = 1;
}
+ 31 => {
+ instruction.modrm_rrr.bank = RegisterBank::X;
+ instruction.operand_count = 2;
+ if instruction.operands[1] == OperandSpec::RegMMM {
+ // fix the register to XMM
+ instruction.modrm_mmm.bank = RegisterBank::X;
+ } else {
+ instruction.mem_size = 4;
+ }
+ },
_ => {
let operand_code: OperandCode = unsafe { core::mem::transmute(operand_code.bits()) };
unlikely_operands(decoder, bytes_iter, instruction, operand_code, mem_oper, length)?;
@@ -7438,6 +7497,103 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
}
fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T, instruction: &mut Instruction, operand_code: OperandCode, mem_oper: OperandSpec, length: &mut u8) -> Result<(), DecodeError> {
match operand_code {
+ OperandCode::G_E_mm_Ib => {
+ let modrm = read_modrm(&mut bytes_iter, length)?;
+
+ instruction.operands[1] = read_E_mm(&mut bytes_iter, instruction, modrm, length)?;
+ instruction.modrm_rrr = RegSpec { bank: RegisterBank::MM, num: (modrm >> 3) & 7 };
+ if instruction.operands[1] == OperandSpec::RegMMM {
+ instruction.modrm_mmm.bank = RegisterBank::MM;
+ } else {
+ instruction.mem_size = 8;
+ }
+ instruction.imm = read_num(&mut bytes_iter, 1)? as u8 as u32;
+ *length += 1;
+ instruction.operands[2] = OperandSpec::ImmI8;
+ instruction.operand_count = 3;
+ }
+ OperandCode::G_Ev_xmm_Ib => {
+ let modrm = read_modrm(&mut bytes_iter, length)?;
+
+ instruction.operands[1] = read_E_xmm(&mut bytes_iter, instruction, modrm, length)?;
+ instruction.modrm_rrr = RegSpec { bank: RegisterBank::X, num: (modrm >> 3) & 7 };
+ instruction.imm = read_num(&mut bytes_iter, 1)? as u8 as u32;
+ *length += 1;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = match instruction.opcode {
+ Opcode::PEXTRB => 1,
+ Opcode::PEXTRW => 2,
+ Opcode::PEXTRD => 4,
+ Opcode::EXTRACTPS => 4,
+ Opcode::INSERTPS => 4,
+ Opcode::PINSRB => 1,
+ Opcode::PINSRW => 2,
+ Opcode::PINSRD => 4,
+ _ => 8,
+ };
+ }
+ instruction.operands[2] = OperandSpec::ImmI8;
+ instruction.operand_count = 3;
+ }
+ OperandCode::PMOVX_E_G_xmm => {
+ let modrm = read_modrm(&mut bytes_iter, length)?;
+
+ instruction.modrm_rrr = RegSpec { bank: RegisterBank::X, num: (modrm >> 3) & 7 };
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.operands[0] = read_E_xmm(&mut bytes_iter, instruction, modrm, length)?;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ if [].contains(&instruction.opcode) {
+ instruction.mem_size = 2;
+ } else {
+ instruction.mem_size = 8;
+ }
+ } else {
+ if instruction.opcode == Opcode::MOVLPD || instruction.opcode == Opcode::MOVHPD || instruction.opcode == Opcode::MOVHPS {
+ return Err(DecodeError::InvalidOperand);
+ }
+ }
+ }
+ OperandCode::PMOVX_G_E_xmm => {
+ let modrm = read_modrm(&mut bytes_iter, length)?;
+
+ instruction.modrm_rrr = RegSpec { bank: RegisterBank::X, num: (modrm >> 3) & 7 };
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.operands[1] = read_E_xmm(&mut bytes_iter, instruction, modrm, length)?;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ if [Opcode::PMOVSXBQ, Opcode::PMOVZXBQ].contains(&instruction.opcode) {
+ instruction.mem_size = 2;
+ } else if [Opcode::PMOVZXBD, Opcode::UCOMISS, Opcode::COMISS, Opcode::CVTSS2SD].contains(&instruction.opcode) {
+ instruction.mem_size = 4;
+ } else {
+ instruction.mem_size = 8;
+ }
+ } else {
+ if instruction.opcode == Opcode::MOVLPD || instruction.opcode == Opcode::MOVHPD {
+ return Err(DecodeError::InvalidOperand);
+ }
+ }
+ }
+ OperandCode::INV_Gv_M => {
+ let modrm = read_modrm(&mut bytes_iter, length)?;
+
+ instruction.modrm_rrr = RegSpec { bank: RegisterBank::D, num: (modrm >> 3) & 7 };
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.operands[1] = read_M(&mut bytes_iter, instruction, modrm, length)?;
+ if instruction.operands[1] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ if [Opcode::LFS, Opcode::LGS, Opcode::LSS].contains(&instruction.opcode) {
+ if instruction.prefixes.vex().w() {
+ instruction.mem_size = 6;
+ } else {
+ instruction.mem_size = 4;
+ }
+ } else if [Opcode::ENQCMD, Opcode::ENQCMDS].contains(&instruction.opcode) {
+ instruction.mem_size = 64;
+ } else {
+ instruction.mem_size = 16;
+ }
+ }
OperandCode::ModRM_0xc4 => {
let modrm = bytes_iter.next().ok_or(DecodeError::ExhaustedInput).map(|b| { *length += 1; b })?;
if modrm & 0b11000000 == 0b11000000 {
@@ -7560,6 +7716,9 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.imm =
read_num(&mut bytes_iter, 1)? as u8 as u32;
*length += 1;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 16;
+ }
instruction.operands[2] = OperandSpec::ImmU8;
instruction.operand_count = 3;
}
@@ -7588,7 +7747,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_mmm.bank = RegisterBank::X;
instruction.operand_count = 2;
},
- OperandCode::Gb_Eb_Ib => {
+ OperandCode::Gv_Ev_Ib => {
instruction.operands[2] = OperandSpec::ImmI8;
instruction.operand_count = 3;
}
@@ -7630,6 +7789,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::MM);
if instruction.operands[1] == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 2;
}
instruction.imm =
read_num(&mut bytes_iter, 1)? as u8 as u32;
@@ -7643,6 +7804,12 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::MM;
instruction.modrm_mmm.num &= 0b111;
+ } else {
+ if [Opcode::PACKSSWB, Opcode::PCMPGTB, Opcode::PCMPGTW, Opcode::PCMPGTD, Opcode::PACKUSWB, Opcode::PUNPCKHBW, Opcode::PUNPCKHWD, Opcode::PUNPCKHDQ, Opcode::PACKSSDW, Opcode::PSRLW, Opcode::PMULHW, Opcode::PSHUFB, Opcode::PHADDW, Opcode::PHADDD, Opcode::PHADDSW, Opcode::PMADDUBSW, Opcode::PHSUBW, Opcode::PHSUBD, Opcode::PHSUBSW, Opcode::PSIGNB, Opcode::PSIGNW, Opcode::PSIGND, Opcode::PMULHRSW, Opcode::PABSB, Opcode::PABSW, Opcode::PABSD].contains(&instruction.opcode) {
+ instruction.mem_size = 8;
+ } else {
+ instruction.mem_size = 4;
+ }
}
instruction.operand_count = 2;
},
@@ -7684,15 +7851,23 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr =
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::D);
instruction.operand_count = 2;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = opwidth;
+ }
},
op @ OperandCode::AL_Ob |
op @ OperandCode::AX_Ov => {
instruction.modrm_rrr = match op {
- OperandCode::AL_Ob => RegSpec::al(),
+ OperandCode::AL_Ob => {
+ instruction.mem_size = 1;
+ RegSpec::al()
+ },
OperandCode::AX_Ov => {
if instruction.prefixes.operand_size() {
+ instruction.mem_size = 2;
RegSpec::ax()
} else {
+ instruction.mem_size = 4;
RegSpec::eax()
}
}
@@ -7714,11 +7889,16 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
op @ OperandCode::Ob_AL |
op @ OperandCode::Ov_AX => {
instruction.modrm_rrr = match op {
- OperandCode::Ob_AL => RegSpec::al(),
+ OperandCode::Ob_AL => {
+ instruction.mem_size = 1;
+ RegSpec::al()
+ },
OperandCode::Ov_AX => {
if instruction.prefixes.operand_size() {
+ instruction.mem_size = 2;
RegSpec::ax()
} else {
+ instruction.mem_size = 4;
RegSpec::eax()
}
}
@@ -7774,7 +7954,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.num &= 0b111;
instruction.operand_count = 2;
},
- OperandCode::E_G_d => {
+ OperandCode::E_G_q => {
if instruction.prefixes.operand_size() {
return Err(DecodeError::InvalidOpcode);
}
@@ -7786,8 +7966,11 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr =
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::D);
instruction.operand_count = 2;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 8;
+ }
}
- OperandCode::G_E_d => {
+ OperandCode::G_E_q => {
if instruction.prefixes.operand_size() {
return Err(DecodeError::InvalidOpcode);
}
@@ -7798,14 +7981,19 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr =
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::D);
instruction.operands[1] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 8;
+ }
instruction.operand_count = 2;
}
- OperandCode::G_Md_mm => {
+ OperandCode::G_Mq_mm => {
instruction.operands[1] = instruction.operands[0];
instruction.operands[0] = mem_oper;
instruction.modrm_rrr.bank = RegisterBank::MM;
if mem_oper == OperandSpec::RegMMM {
return Err(DecodeError::InvalidOperand);
+ } else {
+ instruction.mem_size = 8;
}
instruction.modrm_rrr.num &= 0b111;
instruction.operand_count = 2;
@@ -7836,6 +8024,9 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
}
}
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 64;
+ }
instruction.operand_count = 1;
}
OperandCode::ModRM_0x0f0f => {
@@ -7846,6 +8037,9 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.operands[1] = read_E_mm(&mut bytes_iter, instruction, modrm, length)?;
instruction.operands[0] = OperandSpec::RegRRR;
instruction.modrm_rrr = RegSpec { bank: RegisterBank::MM, num: (modrm >> 3) & 7 };
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 8;
+ }
let opcode = read_modrm(&mut bytes_iter, length)?;
match opcode {
@@ -7939,6 +8133,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
return Err(DecodeError::InvalidOperand);
} else {
instruction.opcode = Opcode::CMPXCHG8B;
+ instruction.mem_size = 8;
instruction.operand_count = 1;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
}
@@ -7966,6 +8161,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
return Err(DecodeError::InvalidOperand);
} else {
instruction.opcode = Opcode::CMPXCHG8B;
+ instruction.mem_size = 8;
instruction.operand_count = 1;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
}
@@ -7980,6 +8176,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
// word-form operand:
instruction.modrm_mmm = RegSpec { bank: RegisterBank::W, num: instruction.modrm_mmm.num };
instruction.opcode = Opcode::RDRAND;
+ } else {
+ instruction.mem_size = 8;
}
instruction.operand_count = 1;
return Ok(());
@@ -8021,6 +8219,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
return Err(DecodeError::InvalidOperand);
} else {
instruction.opcode = Opcode::CMPXCHG8B;
+ instruction.mem_size = 8;
instruction.operand_count = 1;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
}
@@ -8033,6 +8232,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::SENDUIPI;
// and the operand is always a dword register
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 8;
}
instruction.operand_count = 1;
}
@@ -8062,6 +8263,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::Invalid;
return Err(DecodeError::InvalidOperand);
} else {
+ instruction.mem_size = 8;
Opcode::CMPXCHG8B
}
}
@@ -8070,6 +8272,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::Invalid;
return Err(DecodeError::InvalidOperand);
} else {
+ instruction.mem_size = 63;
Opcode::XRSTORS
}
}
@@ -8078,6 +8281,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::Invalid;
return Err(DecodeError::InvalidOperand);
} else {
+ instruction.mem_size = 63;
Opcode::XSAVEC
}
}
@@ -8086,6 +8290,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::Invalid;
return Err(DecodeError::InvalidOperand);
} else {
+ instruction.mem_size = 63;
Opcode::XSAVES
}
}
@@ -8093,6 +8298,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if is_reg {
Opcode::RDRAND
} else {
+ instruction.mem_size = 8;
Opcode::VMPTRLD
}
}
@@ -8100,6 +8306,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if is_reg {
Opcode::RDSEED
} else {
+ instruction.mem_size = 8;
Opcode::VMPTRST
}
}
@@ -8324,6 +8531,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.num &= 0b111;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 4;
}
}
OperandCode::G_mm_E => {
@@ -8332,6 +8541,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::MM;
instruction.modrm_mmm.num &= 0b111;
+ } else {
+ instruction.mem_size = 8;
}
}
OperandCode::Ed_G_mm => {
@@ -8341,14 +8552,18 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.num &= 0b111;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 4;
}
}
OperandCode::Ed_G_xmm => {
instruction.operands[1] = instruction.operands[0];
instruction.operands[0] = mem_oper;
- instruction.modrm_rrr.bank = RegisterBank::X;
+ instruction.modrm_rrr.bank = RegisterBank::Y;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 4;
}
}
OperandCode::E_G_mm => {
@@ -8359,9 +8574,11 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::MM;
instruction.modrm_mmm.num &= 0b111;
+ } else {
+ instruction.mem_size = 8;
}
}
- OperandCode::G_xmm_Ed_Ib => {
+ OperandCode::G_xmm_Ew_Ib => {
instruction.operands[2] = OperandSpec::ImmU8;
instruction.operand_count = 3;
instruction.imm =
@@ -8370,12 +8587,16 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.bank = RegisterBank::X;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 2;
}
},
OperandCode::G_xmm_Ed => {
instruction.modrm_rrr.bank = RegisterBank::X;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::D;
+ } else {
+ instruction.mem_size = 4;
}
},
OperandCode::G_mm_E_xmm => {
@@ -8383,6 +8604,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.num &= 0b111;
if mem_oper == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::X;
+ } else {
+ instruction.mem_size = 16;
}
},
op @ OperandCode::G_xmm_U_mm |
@@ -8394,6 +8617,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
if op == OperandCode::G_xmm_U_mm {
return Err(DecodeError::InvalidOperand);
+ } else {
+ instruction.mem_size = 8;
}
}
},
@@ -8479,10 +8704,18 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.modrm_rrr.bank = RegisterBank::X;
instruction.operands[1] = mem_oper;
if instruction.operands[1] == OperandSpec::RegMMM {
+ if instruction.prefixes.operand_size() {
+ return Err(DecodeError::InvalidOpcode);
+ }
instruction.modrm_mmm.bank = RegisterBank::X;
instruction.opcode = Opcode::MOVHLPS;
} else {
- instruction.opcode = Opcode::MOVLPS;
+ instruction.mem_size = 8;
+ if instruction.prefixes.operand_size() {
+ instruction.opcode = Opcode::MOVLPD;
+ } else {
+ instruction.opcode = Opcode::MOVLPS;
+ }
}
}
OperandCode::ModRM_0x0f16 => {
@@ -8495,6 +8728,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
}
instruction.opcode = Opcode::MOVLHPS;
} else {
+ instruction.mem_size = 8;
if instruction.prefixes.operand_size() {
instruction.opcode = Opcode::MOVHPD;
} else {
@@ -8517,6 +8751,9 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
_ => Opcode::NOP,
}
};
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 64;
+ }
}
OperandCode::Gd_U_xmm => {
if instruction.operands[1] != OperandSpec::RegMMM {
@@ -8529,6 +8766,8 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
OperandCode::Gv_E_xmm => {
if instruction.operands[1] == OperandSpec::RegMMM {
instruction.modrm_mmm.bank = RegisterBank::X;
+ } else {
+ instruction.mem_size = 4;
}
}
OperandCode::M_G_xmm => {
@@ -8537,6 +8776,14 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
if instruction.operands[0] == OperandSpec::RegMMM {
instruction.opcode = Opcode::Invalid;
return Err(DecodeError::InvalidOperand);
+ } else {
+ if instruction.opcode == Opcode::MOVNTSS {
+ instruction.mem_size = 4;
+ } else if instruction.opcode == Opcode::MOVNTPD || instruction.opcode == Opcode::MOVNTDQ || instruction.opcode == Opcode::MOVNTPS {
+ instruction.mem_size = 16;
+ } else {
+ instruction.mem_size = 8;
+ }
}
instruction.modrm_rrr.bank = RegisterBank::X;
}
@@ -8547,6 +8794,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
RegSpec { bank: RegisterBank::W, num: (modrm >> 3) & 7 };
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 2, length)?;
instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.mem_size = 2;
instruction.operand_count = 2;
},
OperandCode::Ew_Sw => {
@@ -8571,6 +8819,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.operands[0] = OperandSpec::RegMMM;
} else {
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
+ instruction.mem_size = 2;
}
},
OperandCode::Sw_Ew => {
@@ -8604,6 +8853,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.operands[1] = OperandSpec::RegMMM;
} else {
instruction.operands[1] = read_M(&mut bytes_iter, instruction, modrm, length)?;
+ instruction.mem_size = 2;
}
},
OperandCode::CVT_AA => {
@@ -8704,6 +8954,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
instruction.opcode = Opcode::SGDT;
instruction.operand_count = 1;
+ instruction.mem_size = 63;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
}
} else if r == 1 {
@@ -8760,6 +9011,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
instruction.opcode = Opcode::SIDT;
instruction.operand_count = 1;
+ instruction.mem_size = 63;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
}
} else if r == 2 {
@@ -8795,6 +9047,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
instruction.opcode = Opcode::LGDT;
instruction.operand_count = 1;
+ instruction.mem_size = 63;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
}
} else if r == 3 {
@@ -8859,6 +9112,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
instruction.opcode = Opcode::LIDT;
instruction.operand_count = 1;
+ instruction.mem_size = 63;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
}
} else if r == 4 {
@@ -8866,6 +9120,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
// spec suggets this might do something different for f.ex rdi?
instruction.opcode = Opcode::SMSW;
instruction.operand_count = 1;
+ instruction.mem_size = 2;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 2, length)?;
} else if r == 5 {
let mod_bits = modrm >> 6;
@@ -8875,6 +9130,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
}
instruction.opcode = Opcode::RSTORSSP;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ instruction.mem_size = 8;
instruction.operand_count = 1;
return Ok(());
}
@@ -8976,6 +9232,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else if r == 6 {
instruction.opcode = Opcode::LMSW;
instruction.operand_count = 1;
+ instruction.mem_size = 2;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 2, length)?;
} else if r == 7 {
let mod_bits = modrm >> 6;
@@ -9025,6 +9282,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
} else {
instruction.opcode = Opcode::INVLPG;
instruction.operand_count = 1;
+ instruction.mem_size = 1;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, opwidth, length)?;
}
} else {
@@ -9052,6 +9310,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
}
};
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 1 /* opwidth */, length)?;
+ instruction.mem_size = 64;
instruction.operand_count = 1;
} else {
instruction.opcode = match (modrm >> 3) & 7 {
@@ -9100,6 +9359,9 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
}
instruction.opcode = Opcode::PTWRITE;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 4;
+ }
instruction.operand_count = 1;
return Ok(());
}
@@ -9154,6 +9416,7 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
instruction.opcode = Opcode::CLRSSBSY;
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
instruction.operand_count = 1;
+ instruction.mem_size = 8;
return Ok(());
}
_ => {
@@ -9215,16 +9478,18 @@ fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter
return Err(DecodeError::InvalidOperand);
}
instruction.operand_count = 1;
- instruction.opcode = [
- Opcode::FXSAVE,
- Opcode::FXRSTOR,
- Opcode::LDMXCSR,
- Opcode::STMXCSR,
- Opcode::XSAVE,
- Opcode::XRSTOR,
- Opcode::XSAVEOPT,
- Opcode::CLFLUSH,
+ let (opcode, mem_size) = [
+ (Opcode::FXSAVE, 63),
+ (Opcode::FXRSTOR, 63),
+ (Opcode::LDMXCSR, 4),
+ (Opcode::STMXCSR, 4),
+ (Opcode::XSAVE, 63),
+ (Opcode::XRSTOR, 63),
+ (Opcode::XSAVEOPT, 63),
+ (Opcode::CLFLUSH, 64),
][r as usize];
+ instruction.opcode = opcode;
+ instruction.mem_size = mem_size;
instruction.operands[0] = read_M(&mut bytes_iter, instruction, modrm, length)?;
}
},
@@ -9508,13 +9773,22 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
enum OperandCodeX87 {
Est,
St_Est,
+ St_Edst,
+ St_Eqst,
St_Ew,
+ St_Mw,
St_Md,
- Md,
+ St_Mq,
+ St_Mm,
Ew,
Est_St,
+ Edst_St,
+ Eqst_St,
Ed_St,
+ Mw_St,
Md_St,
+ Mq_St,
+ Mm_St,
Ex87S,
Nothing,
}
@@ -9526,20 +9800,20 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
let (opcode, x87_operands) = match operand_code {
OperandCode::x87_d8 => {
match r {
- 0 => (Opcode::FADD, OperandCodeX87::St_Est),
- 1 => (Opcode::FMUL, OperandCodeX87::St_Est),
- 2 => (Opcode::FCOM, OperandCodeX87::St_Est),
- 3 => (Opcode::FCOMP, OperandCodeX87::St_Est),
- 4 => (Opcode::FSUB, OperandCodeX87::St_Est),
- 5 => (Opcode::FSUBR, OperandCodeX87::St_Est),
- 6 => (Opcode::FDIV, OperandCodeX87::St_Est),
- 7 => (Opcode::FDIVR, OperandCodeX87::St_Est),
+ 0 => (Opcode::FADD, OperandCodeX87::St_Edst),
+ 1 => (Opcode::FMUL, OperandCodeX87::St_Edst),
+ 2 => (Opcode::FCOM, OperandCodeX87::St_Edst),
+ 3 => (Opcode::FCOMP, OperandCodeX87::St_Edst),
+ 4 => (Opcode::FSUB, OperandCodeX87::St_Edst),
+ 5 => (Opcode::FSUBR, OperandCodeX87::St_Edst),
+ 6 => (Opcode::FDIV, OperandCodeX87::St_Edst),
+ 7 => (Opcode::FDIVR, OperandCodeX87::St_Edst),
_ => { unreachable!("impossible r"); }
}
}
OperandCode::x87_d9 => {
match r {
- 0 => (Opcode::FLD, OperandCodeX87::St_Est),
+ 0 => (Opcode::FLD, OperandCodeX87::St_Edst),
1 => {
if modrm >= 0xc0 {
(Opcode::FXCH, OperandCodeX87::St_Est)
@@ -9562,7 +9836,7 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
if modrm >= 0xc0 {
(Opcode::FSTPNCE, OperandCodeX87::Est_St)
} else {
- (Opcode::FSTP, OperandCodeX87::Est_St)
+ (Opcode::FSTP, OperandCodeX87::Edst_St)
}
},
4 => {
@@ -9696,8 +9970,8 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
1 => (Opcode::FISTTP, OperandCodeX87::Md_St),
2 => (Opcode::FIST, OperandCodeX87::Md_St),
3 => (Opcode::FISTP, OperandCodeX87::Md_St),
- 5 => (Opcode::FLD, OperandCodeX87::St_Md), // 80bit
- 7 => (Opcode::FSTP, OperandCodeX87::Md_St), // 80bit
+ 5 => (Opcode::FLD, OperandCodeX87::St_Mm), // 80bit
+ 7 => (Opcode::FSTP, OperandCodeX87::Mm_St), // 80bit
_ => {
return Err(DecodeError::InvalidOpcode);
}
@@ -9709,26 +9983,26 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
// mod=11 swaps operand order for some instructions
if modrm >= 0xc0 {
match r {
- 0 => (Opcode::FADD, OperandCodeX87::Est_St),
- 1 => (Opcode::FMUL, OperandCodeX87::Est_St),
- 2 => (Opcode::FCOM, OperandCodeX87::St_Est),
- 3 => (Opcode::FCOMP, OperandCodeX87::St_Est),
- 4 => (Opcode::FSUBR, OperandCodeX87::Est_St),
- 5 => (Opcode::FSUB, OperandCodeX87::Est_St),
- 6 => (Opcode::FDIVR, OperandCodeX87::Est_St),
- 7 => (Opcode::FDIV, OperandCodeX87::Est_St),
+ 0 => (Opcode::FADD, OperandCodeX87::Eqst_St),
+ 1 => (Opcode::FMUL, OperandCodeX87::Eqst_St),
+ 2 => (Opcode::FCOM, OperandCodeX87::St_Eqst),
+ 3 => (Opcode::FCOMP, OperandCodeX87::St_Eqst),
+ 4 => (Opcode::FSUBR, OperandCodeX87::Eqst_St),
+ 5 => (Opcode::FSUB, OperandCodeX87::Eqst_St),
+ 6 => (Opcode::FDIVR, OperandCodeX87::Eqst_St),
+ 7 => (Opcode::FDIV, OperandCodeX87::Eqst_St),
_ => { unreachable!("impossible r"); }
}
} else {
match r {
- 0 => (Opcode::FADD, OperandCodeX87::St_Est),
- 1 => (Opcode::FMUL, OperandCodeX87::St_Est),
- 2 => (Opcode::FCOM, OperandCodeX87::St_Est),
- 3 => (Opcode::FCOMP, OperandCodeX87::St_Est),
- 4 => (Opcode::FSUB, OperandCodeX87::St_Est),
- 5 => (Opcode::FSUBR, OperandCodeX87::St_Est),
- 6 => (Opcode::FDIV, OperandCodeX87::St_Est),
- 7 => (Opcode::FDIVR, OperandCodeX87::St_Est),
+ 0 => (Opcode::FADD, OperandCodeX87::St_Eqst),
+ 1 => (Opcode::FMUL, OperandCodeX87::St_Eqst),
+ 2 => (Opcode::FCOM, OperandCodeX87::St_Eqst),
+ 3 => (Opcode::FCOMP, OperandCodeX87::St_Eqst),
+ 4 => (Opcode::FSUB, OperandCodeX87::St_Eqst),
+ 5 => (Opcode::FSUBR, OperandCodeX87::St_Eqst),
+ 6 => (Opcode::FDIV, OperandCodeX87::St_Eqst),
+ 7 => (Opcode::FDIVR, OperandCodeX87::St_Eqst),
_ => { unreachable!("impossible r"); }
}
}
@@ -9748,13 +10022,13 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
}
} else {
match r {
- 0 => (Opcode::FLD, OperandCodeX87::St_Est),
- 1 => (Opcode::FISTTP, OperandCodeX87::Est_St),
- 2 => (Opcode::FST, OperandCodeX87::Est_St),
- 3 => (Opcode::FSTP, OperandCodeX87::Est_St),
- 4 => (Opcode::FRSTOR, OperandCodeX87::Md), // TODO: m94/108byte
+ 0 => (Opcode::FLD, OperandCodeX87::St_Eqst),
+ 1 => (Opcode::FISTTP, OperandCodeX87::Eqst_St),
+ 2 => (Opcode::FST, OperandCodeX87::Eqst_St),
+ 3 => (Opcode::FSTP, OperandCodeX87::Eqst_St),
+ 4 => (Opcode::FRSTOR, OperandCodeX87::Ex87S),
5 => (Opcode::Invalid, OperandCodeX87::Nothing),
- 6 => (Opcode::FNSAVE, OperandCodeX87::Est),
+ 6 => (Opcode::FNSAVE, OperandCodeX87::Ex87S),
7 => (Opcode::FNSTSW, OperandCodeX87::Ew),
_ => { unreachable!("impossible r"); }
}
@@ -9818,14 +10092,14 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
}
} else {
match r {
- 0 => (Opcode::FILD, OperandCodeX87::St_Est),
- 1 => (Opcode::FISTTP, OperandCodeX87::Est_St),
- 2 => (Opcode::FIST, OperandCodeX87::Est_St),
- 3 => (Opcode::FISTP, OperandCodeX87::Est_St),
- 4 => (Opcode::FBLD, OperandCodeX87::St_Est),
- 5 => (Opcode::FILD, OperandCodeX87::St_Est),
- 6 => (Opcode::FBSTP, OperandCodeX87::Est_St),
- 7 => (Opcode::FISTP, OperandCodeX87::Est_St),
+ 0 => (Opcode::FILD, OperandCodeX87::St_Mw),
+ 1 => (Opcode::FISTTP, OperandCodeX87::Mw_St),
+ 2 => (Opcode::FIST, OperandCodeX87::Mw_St),
+ 3 => (Opcode::FISTP, OperandCodeX87::Mw_St),
+ 4 => (Opcode::FBLD, OperandCodeX87::St_Mm),
+ 5 => (Opcode::FILD, OperandCodeX87::St_Mq),
+ 6 => (Opcode::FBSTP, OperandCodeX87::Mm_St),
+ 7 => (Opcode::FISTP, OperandCodeX87::Mq_St),
_ => { unreachable!("impossible r"); }
}
}
@@ -9838,7 +10112,7 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
if instruction.opcode == Opcode::Invalid {
return Err(DecodeError::InvalidOpcode);
}
- // TODO: support 80-bit operands
+
match x87_operands {
OperandCodeX87::Est => {
instruction.operands[0] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
@@ -9850,10 +10124,51 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
instruction.operands[1] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
instruction.operand_count = 2;
}
+ OperandCodeX87::St_Edst => {
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operands[1] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 4;
+ }
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::St_Eqst => {
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operands[1] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 8;
+ }
+ instruction.operand_count = 2;
+ }
OperandCodeX87::St_Ew => {
instruction.operands[0] = OperandSpec::RegRRR;
instruction.modrm_rrr = RegSpec::st(0);
instruction.operands[1] = read_E(&mut bytes_iter, instruction, modrm, 2, length)?;
+ if instruction.operands[1] != OperandSpec::RegMMM {
+ instruction.mem_size = 2;
+ }
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::St_Mm => {
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operands[1] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[1] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 10;
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::St_Mq => {
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operands[1] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[1] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 8;
instruction.operand_count = 2;
}
OperandCodeX87::St_Md => {
@@ -9863,18 +10178,25 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
if instruction.operands[1] == OperandSpec::RegMMM {
return Err(DecodeError::InvalidOperand);
}
+ instruction.mem_size = 4;
instruction.operand_count = 2;
}
- OperandCodeX87::Md => {
- instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
- if instruction.operands[0] == OperandSpec::RegMMM {
+ OperandCodeX87::St_Mw => {
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operands[1] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[1] == OperandSpec::RegMMM {
return Err(DecodeError::InvalidOperand);
}
- instruction.operand_count = 1;
+ instruction.mem_size = 2;
+ instruction.operand_count = 2;
}
OperandCodeX87::Ew => {
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 2, length)?;
instruction.operand_count = 1;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 2;
+ }
}
OperandCodeX87::Est_St => {
instruction.operands[0] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
@@ -9882,10 +10204,51 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
instruction.modrm_rrr = RegSpec::st(0);
instruction.operand_count = 2;
}
+ OperandCodeX87::Edst_St => {
+ instruction.operands[0] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operand_count = 2;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 4;
+ }
+ }
+ OperandCodeX87::Eqst_St => {
+ instruction.operands[0] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operand_count = 2;
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 8;
+ }
+ }
OperandCodeX87::Ed_St => {
instruction.operands[0] = read_E_st(&mut bytes_iter, instruction, modrm, length)?;
instruction.operands[1] = OperandSpec::RegRRR;
instruction.modrm_rrr = RegSpec::st(0);
+ if instruction.operands[0] != OperandSpec::RegMMM {
+ instruction.mem_size = 4;
+ }
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::Mm_St => {
+ instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[0] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 10;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::Mq_St => {
+ instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[0] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 8;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
instruction.operand_count = 2;
}
OperandCodeX87::Md_St => {
@@ -9893,6 +10256,17 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
if instruction.operands[0] == OperandSpec::RegMMM {
return Err(DecodeError::InvalidOperand);
}
+ instruction.mem_size = 4;
+ instruction.operands[1] = OperandSpec::RegRRR;
+ instruction.modrm_rrr = RegSpec::st(0);
+ instruction.operand_count = 2;
+ }
+ OperandCodeX87::Mw_St => {
+ instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
+ if instruction.operands[0] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 2;
instruction.operands[1] = OperandSpec::RegRRR;
instruction.modrm_rrr = RegSpec::st(0);
instruction.operand_count = 2;
@@ -9900,6 +10274,10 @@ fn decode_x87<T: Iterator<Item=u8>>(_decoder: &InstDecoder, mut bytes_iter: T, i
OperandCodeX87::Ex87S => {
instruction.operands[0] = read_E(&mut bytes_iter, instruction, modrm, 4, length)?;
instruction.operand_count = 1;
+ if instruction.operands[0] == OperandSpec::RegMMM {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.mem_size = 63;
}
OperandCodeX87::Nothing => {
instruction.operand_count = 0;
diff --git a/src/protected_mode/vex.rs b/src/protected_mode/vex.rs
index 5c66654..d4104cd 100644
--- a/src/protected_mode/vex.rs
+++ b/src/protected_mode/vex.rs
@@ -328,6 +328,15 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operand_count = 3;
},
other => {
+ if instruction.vex_reg.num != 0 {
+ instruction.opcode = Opcode::Invalid;
+ return Err(DecodeError::InvalidOperand);
+ }
+ if instruction.opcode == Opcode::VMOVSS {
+ instruction.mem_size = 4;
+ } else {
+ instruction.mem_size = 8;
+ }
instruction.operands[1] = other;
instruction.operand_count = 2;
}
@@ -348,6 +357,15 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operand_count = 3;
},
other => {
+ if instruction.vex_reg.num != 0 {
+ instruction.opcode = Opcode::Invalid;
+ return Err(DecodeError::InvalidOperand);
+ }
+ if instruction.opcode == Opcode::VMOVSS {
+ instruction.mem_size = 4;
+ } else {
+ instruction.mem_size = 8;
+ }
instruction.operands[0] = other;
instruction.operand_count = 2;
}
@@ -369,6 +387,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = mem_oper;
instruction.operands[1] = OperandSpec::RegRRR;
instruction.operands[2] = OperandSpec::ImmU8;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 1;
+ }
instruction.operand_count = 3;
instruction.imm = read_imm_unsigned(bytes, 1, length)?;
Ok(())
@@ -611,8 +632,28 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operand_count = 3;
Ok(())
}
- _op @ VEXOperandCode::G_V_M_xmm |
- _op @ VEXOperandCode::G_V_E_xmm => {
+ VEXOperandCode::G_V_M_xmm => {
+ let modrm = read_modrm(bytes, length)?;
+ if modrm & 0xc0 == 0xc0 {
+ return Err(DecodeError::InvalidOperand);
+ }
+ instruction.modrm_rrr =
+ RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::X);
+ let mem_oper = read_E_xmm(bytes, instruction, modrm, length)?;
+ instruction.operands[0] = OperandSpec::RegRRR;
+ instruction.operands[1] = OperandSpec::RegVex;
+ instruction.operands[2] = mem_oper;
+ if mem_oper != OperandSpec::RegMMM {
+ if instruction.opcode == Opcode::VMOVLPD || instruction.opcode == Opcode::VMOVHPD {
+ instruction.mem_size = 8;
+ } else {
+ instruction.mem_size = 16;
+ }
+ }
+ instruction.operand_count = 3;
+ Ok(())
+ }
+ VEXOperandCode::G_V_E_xmm => {
let modrm = read_modrm(bytes, length)?;
instruction.modrm_rrr =
RegSpec::from_parts((modrm >> 3) & 7, RegisterBank::X);
@@ -620,6 +661,15 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = OperandSpec::RegVex;
instruction.operands[2] = mem_oper;
+ if mem_oper != OperandSpec::RegMMM {
+ if [Opcode::VSQRTSS, Opcode::VADDSS, Opcode::VMULSS, Opcode::VSUBSS, Opcode::VMINSS, Opcode::VDIVSS, Opcode::VMAXSS].contains(&instruction.opcode) {
+ instruction.mem_size = 4;
+ } else if [Opcode::VSQRTSD, Opcode::VADDSD, Opcode::VMULSD, Opcode::VSUBSD, Opcode::VMINSD, Opcode::VDIVSD, Opcode::VMAXSD].contains(&instruction.opcode) {
+ instruction.mem_size = 8;
+ } else {
+ instruction.mem_size = 16;
+ }
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -672,6 +722,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = mem_oper;
instruction.operands[1] = OperandSpec::RegVex;
instruction.operands[2] = OperandSpec::RegRRR;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 16;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -685,6 +738,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = mem_oper;
instruction.operands[2] = OperandSpec::RegVex;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 4;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -698,6 +754,13 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = mem_oper;
instruction.operands[2] = OperandSpec::RegVex;
+ if mem_oper != OperandSpec::RegMMM {
+ if instruction.opcode == Opcode::VPGATHERDD {
+ instruction.mem_size = 4;
+ } else {
+ instruction.mem_size = 8;
+ }
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -711,6 +774,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = OperandSpec::RegVex;
instruction.operands[2] = mem_oper;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = opwidth;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -724,6 +790,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = mem_oper;
instruction.operands[2] = OperandSpec::RegVex;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = opwidth;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -737,6 +806,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[1] = mem_oper;
instruction.imm = read_imm_unsigned(bytes, 1, length)?;
instruction.operands[2] = OperandSpec::ImmI8;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = opwidth;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -764,6 +836,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegVex;
instruction.operands[1] = mem_oper;
instruction.operand_count = 2;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = opwidth;
+ }
instruction.vex_reg.bank = bank;
Ok(())
}
@@ -776,6 +851,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[1] = mem_oper;
instruction.imm = read_imm_unsigned(bytes, 1, length)?;
instruction.operands[2] = OperandSpec::ImmU8;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 32;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -790,6 +868,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[2] = mem_oper;
instruction.imm = read_imm_unsigned(bytes, 1, length)? >> 4;
instruction.operands[3] = OperandSpec::Reg4;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 32;
+ }
instruction.operand_count = 4;
Ok(())
}
@@ -804,6 +885,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[2] = mem_oper;
instruction.imm = read_imm_unsigned(bytes, 1, length)? >> 4;
instruction.operands[3] = OperandSpec::Reg4;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 16;
+ }
instruction.operand_count = 4;
Ok(())
}
@@ -816,6 +900,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[0] = OperandSpec::RegRRR;
instruction.operands[1] = OperandSpec::RegVex;
instruction.operands[2] = mem_oper;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 16;
+ }
instruction.operand_count = 3;
Ok(())
}
@@ -831,6 +918,9 @@ fn read_vex_operands<T: Iterator<Item=u8>>(bytes: &mut T, instruction: &mut Inst
instruction.operands[2] = mem_oper;
instruction.imm = read_imm_unsigned(bytes, 1, length)?;
instruction.operands[3] = OperandSpec::ImmI8;
+ if mem_oper != OperandSpec::RegMMM {
+ instruction.mem_size = 2;
+ }
instruction.operand_count = 4;
Ok(())
generated by cgit v1.1 at 2025-11-04 11:33:12 +0000