aboutsummaryrefslogtreecommitdiff
path: root/src/real_mode/mod.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/real_mode/mod.rs')
-rw-r--r--src/real_mode/mod.rs487
1 files changed, 233 insertions, 254 deletions
diff --git a/src/real_mode/mod.rs b/src/real_mode/mod.rs
index b29cd1a..b06a525 100644
--- a/src/real_mode/mod.rs
+++ b/src/real_mode/mod.rs
@@ -306,87 +306,77 @@ enum SizeCode {
#[non_exhaustive]
pub enum Operand {
/// a sign-extended byte
- ImmediateI8(i8),
+ ImmediateI8 { imm: i8 },
/// a zero-extended byte
- ImmediateU8(u8),
+ ImmediateU8 { imm: u8 },
/// a sign-extended word
- ImmediateI16(i16),
+ ImmediateI16 { imm: i16 },
/// a zero-extended word
- ImmediateU16(u16),
+ ImmediateU16 { imm: u16 },
/// a sign-extended dword
- ImmediateI32(i32),
+ ImmediateI32 { imm: i32 },
/// a zero-extended dword
- ImmediateU32(u32),
+ ImmediateU32 { imm: u32 },
/// a bare register operand, such as `rcx`.
- Register(RegSpec),
+ Register { reg: RegSpec },
/// an `avx512` register operand with optional mask register and merge mode, such as
/// `zmm3{k4}{z}`.
///
/// if the mask register is `k0`, there is no masking applied, and the default x86 operation is
/// `MergeMode::Merge`.
- RegisterMaskMerge(RegSpec, RegSpec, MergeMode),
+ RegisterMaskMerge { reg: RegSpec, mask: RegSpec, merge: MergeMode },
/// an `avx512` register operand with optional mask register, merge mode, and suppressed
/// exceptions, such as `zmm3{k4}{z}{rd-sae}`.
///
/// if the mask register is `k0`, there is no masking applied, and the default x86 operation is
/// `MergeMode::Merge`.
- RegisterMaskMergeSae(RegSpec, RegSpec, MergeMode, SaeMode),
+ RegisterMaskMergeSae { reg: RegSpec, mask: RegSpec, merge: MergeMode, sae: SaeMode },
/// an `avx512` register operand with optional mask register, merge mode, and suppressed
/// exceptions, with no overridden rounding mode, such as `zmm3{k4}{z}{sae}`.
///
/// if the mask register is `k0`, there is no masking applied, and the default x86 operation is
/// `MergeMode::Merge`.
- RegisterMaskMergeSaeNoround(RegSpec, RegSpec, MergeMode),
+ RegisterMaskMergeSaeNoround { reg: RegSpec, mask: RegSpec, merge: MergeMode },
/// a memory access to a literal word address. it's extremely rare that a well-formed x86
/// instruction uses this mode. as an example, `[0x1133]`
- DisplacementU16(u16),
+ AbsoluteU16 { addr: u16 },
/// a memory access to a literal qword address. it's relatively rare that a well-formed x86
/// instruction uses this mode, but plausible. for example, `fs:[0x14]`. segment overrides,
/// however, are maintained on the instruction itself.
- DisplacementU32(u32),
+ AbsoluteU32 { addr: u32 },
/// a simple dereference of the address held in some register. for example: `[esi]`.
- RegDeref(RegSpec),
+ MemDeref { base: RegSpec },
/// a dereference of the address held in some register with offset. for example: `[esi + 0x14]`.
- RegDisp(RegSpec, i32),
+ MemDisp { base: RegSpec, disp: i32 },
/// a dereference of the address held in some register scaled by 1, 2, 4, or 8. this is almost always used with the `lea` instruction. for example: `[edx * 4]`.
- RegScale(RegSpec, u8),
- /// a dereference of the address from summing two registers. for example: `[ebp + rax]`
- RegIndexBase(RegSpec, RegSpec),
- /// a dereference of the address from summing two registers with offset. for example: `[edi + ecx + 0x40]`
- RegIndexBaseDisp(RegSpec, RegSpec, i32),
+ MemIndexScale { index: RegSpec, scale: u8 },
/// a dereference of the address held in some register scaled by 1, 2, 4, or 8 with offset. this is almost always used with the `lea` instruction. for example: `[eax * 4 + 0x30]`.
- RegScaleDisp(RegSpec, u8, i32),
+ MemIndexScaleDisp { index: RegSpec, scale: u8, disp: i32 },
/// a dereference of the address from summing a register and index register scaled by 1, 2, 4,
/// or 8. for
/// example: `[esi + ecx * 4]`
- RegIndexBaseScale(RegSpec, RegSpec, u8),
+ MemBaseIndexScale { base: RegSpec, index: RegSpec, scale: u8 },
/// a dereference of the address from summing a register and index register scaled by 1, 2, 4,
/// or 8, with offset. for
/// example: `[esi + ecx * 4 + 0x1234]`
- RegIndexBaseScaleDisp(RegSpec, RegSpec, u8, i32),
+ MemBaseIndexScaleDisp { base: RegSpec, index: RegSpec, scale: u8, disp: i32 },
/// an `avx512` dereference of register with optional masking. for example: `[edx]{k3}`
- RegDerefMasked(RegSpec, RegSpec),
+ MemDerefMasked { base: RegSpec, mask: RegSpec },
/// an `avx512` dereference of register plus offset, with optional masking. for example: `[esp + 0x40]{k3}`
- RegDispMasked(RegSpec, i32, RegSpec),
+ MemDispMasked { base: RegSpec, disp: i32, mask: RegSpec },
/// an `avx512` dereference of a register scaled by 1, 2, 4, or 8, with optional masking. this
/// seems extraordinarily unlikely to occur in practice. for example: `[esi * 4]{k2}`
- RegScaleMasked(RegSpec, u8, RegSpec),
- /// an `avx512` dereference of a register plus index scaled by 1, 2, 4, or 8, with optional masking.
- /// for example: `[esi + eax * 4]{k6}`
- RegIndexBaseMasked(RegSpec, RegSpec, RegSpec),
- /// an `avx512` dereference of a register plus offset, with optional masking. for example:
- /// `[esi + eax + 0x1313]{k6}`
- RegIndexBaseDispMasked(RegSpec, RegSpec, i32, RegSpec),
+ MemIndexScaleMasked { index: RegSpec, scale: u8, mask: RegSpec },
/// an `avx512` dereference of a register scaled by 1, 2, 4, or 8 plus offset, with optional
/// masking. this seems extraordinarily unlikely to occur in practice. for example: `[esi *
/// 4 + 0x1357]{k2}`
- RegScaleDispMasked(RegSpec, u8, i32, RegSpec),
+ MemIndexScaleDispMasked { index: RegSpec, scale: u8, disp: i32, mask: RegSpec },
/// an `avx512` dereference of a register plus index scaled by 1, 2, 4, or 8, with optional
/// masking. for example: `[esi + eax * 4]{k6}`
- RegIndexBaseScaleMasked(RegSpec, RegSpec, u8, RegSpec),
+ MemBaseIndexScaleMasked { base: RegSpec, index: RegSpec, scale: u8, mask: RegSpec },
/// an `avx512` dereference of a register plus index scaled by 1, 2, 4, or 8 and offset, with
/// optional masking. for example: `[esi + eax * 4 + 0x1313]{k6}`
- RegIndexBaseScaleDispMasked(RegSpec, RegSpec, u8, i32, RegSpec),
+ MemBaseIndexScaleDispMasked { base: RegSpec, index: RegSpec, scale: u8, disp: i32, mask: RegSpec },
/// no operand. it is a bug for `yaxpeax-x86` to construct an `Operand` of this kind for public
/// use; the instruction's `operand_count` should be reduced so as to make this invisible to
/// library clients.
@@ -403,11 +393,11 @@ impl OperandSpec {
OperandSpec::RegMMM => OperandSpec::RegMMM_maskmerge,
OperandSpec::RegVex => OperandSpec::RegVex_maskmerge,
OperandSpec::Deref => OperandSpec::Deref_mask,
- OperandSpec::RegDisp => OperandSpec::RegDisp_mask,
- OperandSpec::RegScale => OperandSpec::RegScale_mask,
- OperandSpec::RegScaleDisp => OperandSpec::RegScaleDisp_mask,
- OperandSpec::RegIndexBaseScale => OperandSpec::RegIndexBaseScale_mask,
- OperandSpec::RegIndexBaseScaleDisp => OperandSpec::RegIndexBaseScaleDisp_mask,
+ OperandSpec::Disp => OperandSpec::Disp_mask,
+ OperandSpec::MemIndexScale => OperandSpec::MemIndexScale_mask,
+ OperandSpec::MemIndexScaleDisp => OperandSpec::MemIndexScaleDisp_mask,
+ OperandSpec::MemBaseIndexScale => OperandSpec::MemBaseIndexScale_mask,
+ OperandSpec::MemBaseIndexScaleDisp => OperandSpec::MemBaseIndexScaleDisp_mask,
o => o,
}
}
@@ -485,12 +475,12 @@ pub trait OperandVisitor {
type Error;
fn visit_reg(&mut self, reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_deref(&mut self, reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_disp(&mut self, reg: RegSpec, disp: i32) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_scale(&mut self, reg: RegSpec, scale: u8) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_scale(&mut self, base: RegSpec, index: RegSpec, scale: u8) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_scale_disp(&mut self, base: RegSpec, index: RegSpec, scale: u8, disp: i32) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_scale_disp(&mut self, reg: RegSpec, scale: u8, disp: i32) -> Result<Self::Ok, Self::Error>;
+ fn visit_deref(&mut self, base: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_disp(&mut self, base: RegSpec, disp: i32) -> Result<Self::Ok, Self::Error>;
+ fn visit_index_scale(&mut self, index: RegSpec, scale: u8) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_scale(&mut self, base: RegSpec, index: RegSpec, scale: u8) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_scale_disp(&mut self, base: RegSpec, index: RegSpec, scale: u8, disp: i32) -> Result<Self::Ok, Self::Error>;
+ fn visit_index_scale_disp(&mut self, index: RegSpec, scale: u8, disp: i32) -> Result<Self::Ok, Self::Error>;
fn visit_i8(&mut self, imm: i8) -> Result<Self::Ok, Self::Error>;
fn visit_u8(&mut self, imm: u8) -> Result<Self::Ok, Self::Error>;
fn visit_i16(&mut self, imm: i16) -> Result<Self::Ok, Self::Error>;
@@ -502,14 +492,14 @@ pub trait OperandVisitor {
fn visit_reg_mask_merge(&mut self, base: RegSpec, mask: RegSpec, merge_mode: MergeMode) -> Result<Self::Ok, Self::Error>;
fn visit_reg_mask_merge_sae(&mut self, base: RegSpec, mask: RegSpec, merge_mode: MergeMode, sae_mode: SaeMode) -> Result<Self::Ok, Self::Error>;
fn visit_reg_mask_merge_sae_noround(&mut self, base: RegSpec, mask: RegSpec, merge_mode: MergeMode) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_disp_masked(&mut self, base: RegSpec, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_deref_masked(&mut self, base: RegSpec, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_scale_masked(&mut self, base: RegSpec, scale: u8, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_reg_scale_disp_masked(&mut self, base: RegSpec, scale: u8, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_masked(&mut self, base: RegSpec, index: RegSpec, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_disp_masked(&mut self, base: RegSpec, index: RegSpec, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_scale_masked(&mut self, base: RegSpec, index: RegSpec, scale: u8, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
- fn visit_index_base_scale_disp_masked(&mut self, base: RegSpec, index: RegSpec, scale: u8, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_disp_masked(&mut self, base: RegSpec, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_deref_masked(&mut self, base: RegSpec, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_index_scale_masked(&mut self, index: RegSpec, scale: u8, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_index_scale_disp_masked(&mut self, index: RegSpec, scale: u8, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_masked(&mut self, base: RegSpec, index: RegSpec, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_disp_masked(&mut self, base: RegSpec, index: RegSpec, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_scale_masked(&mut self, base: RegSpec, index: RegSpec, scale: u8, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
+ fn visit_base_index_scale_disp_masked(&mut self, base: RegSpec, index: RegSpec, scale: u8, disp: i32, mask_reg: RegSpec) -> Result<Self::Ok, Self::Error>;
fn visit_absolute_far_address(&mut self, segment: u16, address: u32) -> Result<Self::Ok, Self::Error>;
fn visit_other(&mut self) -> Result<Self::Ok, Self::Error>;
@@ -523,139 +513,139 @@ impl Operand {
}
// the register in regs[0]
OperandSpec::RegRRR => {
- Operand::Register(inst.regs[0])
+ Operand::Register { reg: inst.regs[0] }
}
OperandSpec::RegRRR_maskmerge => {
- Operand::RegisterMaskMerge(
- inst.regs[0],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- )
+ Operand::RegisterMaskMerge {
+ reg: inst.regs[0],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ }
}
OperandSpec::RegRRR_maskmerge_sae => {
- Operand::RegisterMaskMergeSae(
- inst.regs[0],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- SaeMode::from(inst.prefixes.evex_unchecked().vex().l(), inst.prefixes.evex_unchecked().lp()),
- )
+ Operand::RegisterMaskMergeSae {
+ reg: inst.regs[0],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ sae: SaeMode::from(inst.prefixes.evex_unchecked().vex().l(), inst.prefixes.evex_unchecked().lp()),
+ }
}
OperandSpec::RegRRR_maskmerge_sae_noround => {
- Operand::RegisterMaskMergeSaeNoround(
- inst.regs[0],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- )
+ Operand::RegisterMaskMergeSaeNoround {
+ reg: inst.regs[0],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ }
}
// the register in regs[1] (eg modrm mod bits were 11)
OperandSpec::RegMMM => {
- Operand::Register(inst.regs[1])
+ Operand::Register { reg: inst.regs[1] }
}
OperandSpec::RegMMM_maskmerge => {
- Operand::RegisterMaskMerge(
- inst.regs[1],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- )
+ Operand::RegisterMaskMerge {
+ reg: inst.regs[1],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ }
}
OperandSpec::RegMMM_maskmerge_sae_noround => {
- Operand::RegisterMaskMergeSaeNoround(
- inst.regs[1],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- )
+ Operand::RegisterMaskMergeSaeNoround {
+ reg: inst.regs[1],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ }
}
OperandSpec::RegVex => {
- Operand::Register(inst.regs[3])
+ Operand::Register { reg: inst.regs[3] }
}
OperandSpec::RegVex_maskmerge => {
- Operand::RegisterMaskMerge(
- inst.regs[3],
- RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
- MergeMode::from(inst.prefixes.evex_unchecked().merge()),
- )
+ Operand::RegisterMaskMerge {
+ reg: inst.regs[3],
+ mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()),
+ merge: MergeMode::from(inst.prefixes.evex_unchecked().merge()),
+ }
}
OperandSpec::Reg4 => {
- Operand::Register(RegSpec { num: inst.imm as u8, bank: inst.regs[3].bank })
- }
- OperandSpec::ImmI8 => Operand::ImmediateI8(inst.imm as i8),
- OperandSpec::ImmU8 => Operand::ImmediateU8(inst.imm as u8),
- OperandSpec::ImmI16 => Operand::ImmediateI16(inst.imm as i16),
- OperandSpec::ImmU16 => Operand::ImmediateU16(inst.imm as u16),
- OperandSpec::ImmI32 => Operand::ImmediateI32(inst.imm as i32),
- OperandSpec::ImmInDispField => Operand::ImmediateU16(inst.disp as u16),
- OperandSpec::DispU16 => Operand::DisplacementU16(inst.disp as u16),
- OperandSpec::DispU32 => Operand::DisplacementU32(inst.disp),
+ Operand::Register { reg: RegSpec { num: inst.imm as u8, bank: inst.regs[3].bank } }
+ }
+ OperandSpec::ImmI8 => Operand::ImmediateI8 { imm: inst.imm as i8 },
+ OperandSpec::ImmU8 => Operand::ImmediateU8 { imm: inst.imm as u8 },
+ OperandSpec::ImmI16 => Operand::ImmediateI16 { imm: inst.imm as i16 },
+ OperandSpec::ImmU16 => Operand::ImmediateU16 { imm: inst.imm as u16 },
+ OperandSpec::ImmI32 => Operand::ImmediateI32 { imm: inst.imm as i32 },
+ OperandSpec::ImmInDispField => Operand::ImmediateU16 { imm: inst.disp as u16 },
+ OperandSpec::DispU16 => Operand::AbsoluteU16 { addr: inst.disp as u16 },
+ OperandSpec::DispU32 => Operand::AbsoluteU32 { addr: inst.disp },
OperandSpec::Deref => {
- Operand::RegDeref(inst.regs[1])
+ Operand::MemDeref { base: inst.regs[1] }
}
OperandSpec::Deref_si => {
- Operand::RegDeref(RegSpec::si())
+ Operand::MemDeref { base: RegSpec::si() }
}
OperandSpec::Deref_di => {
- Operand::RegDeref(RegSpec::di())
+ Operand::MemDeref { base: RegSpec::di() }
}
OperandSpec::Deref_esi => {
- Operand::RegDeref(RegSpec::esi())
+ Operand::MemDeref { base: RegSpec::esi() }
}
OperandSpec::Deref_edi => {
- Operand::RegDeref(RegSpec::edi())
+ Operand::MemDeref { base: RegSpec::edi() }
}
- OperandSpec::RegDisp => {
- Operand::RegDisp(inst.regs[1], inst.disp as i32)
+ OperandSpec::Disp => {
+ Operand::MemDisp { base: inst.regs[1], disp: inst.disp as i32 }
}
- OperandSpec::RegScale => {
- Operand::RegScale(inst.regs[2], inst.scale)
+ OperandSpec::MemIndexScale => {
+ Operand::MemIndexScale { index: inst.regs[2], scale: inst.scale }
}
- OperandSpec::RegScaleDisp => {
- Operand::RegScaleDisp(inst.regs[2], inst.scale, inst.disp as i32)
+ OperandSpec::MemIndexScaleDisp => {
+ Operand::MemIndexScaleDisp { index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32 }
}
- OperandSpec::RegIndexBaseScale => {
- Operand::RegIndexBaseScale(inst.regs[1], inst.regs[2], inst.scale)
+ OperandSpec::MemBaseIndexScale => {
+ Operand::MemBaseIndexScale { base: inst.regs[1], index: inst.regs[2], scale: inst.scale }
}
- OperandSpec::RegIndexBaseScaleDisp => {
- Operand::RegIndexBaseScaleDisp(inst.regs[1], inst.regs[2], inst.scale, inst.disp as i32)
+ OperandSpec::MemBaseIndexScaleDisp => {
+ Operand::MemBaseIndexScaleDisp { base: inst.regs[1], index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32 }
}
OperandSpec::Deref_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegDerefMasked(inst.regs[1], RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemDerefMasked { base: inst.regs[1], mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegDeref(inst.regs[1])
+ Operand::MemDeref { base: inst.regs[1] }
}
}
- OperandSpec::RegDisp_mask => {
+ OperandSpec::Disp_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegDispMasked(inst.regs[1], inst.disp as i32, RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemDispMasked { base: inst.regs[1], disp: inst.disp as i32, mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegDisp(inst.regs[1], inst.disp as i32)
+ Operand::MemDisp { base: inst.regs[1], disp: inst.disp as i32 }
}
}
- OperandSpec::RegScale_mask => {
+ OperandSpec::MemIndexScale_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegScaleMasked(inst.regs[2], inst.scale, RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemIndexScaleMasked { index: inst.regs[2], scale: inst.scale, mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegScale(inst.regs[2], inst.scale)
+ Operand::MemIndexScale { index: inst.regs[2], scale: inst.scale }
}
}
- OperandSpec::RegScaleDisp_mask => {
+ OperandSpec::MemIndexScaleDisp_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegScaleDispMasked(inst.regs[2], inst.scale, inst.disp as i32, RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemIndexScaleDispMasked { index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32, mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegScaleDisp(inst.regs[2], inst.scale, inst.disp as i32)
+ Operand::MemIndexScaleDisp { index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32 }
}
}
- OperandSpec::RegIndexBaseScale_mask => {
+ OperandSpec::MemBaseIndexScale_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegIndexBaseScaleMasked(inst.regs[1], inst.regs[2], inst.scale, RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemBaseIndexScaleMasked { base: inst.regs[1], index: inst.regs[2], scale: inst.scale, mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegIndexBaseScale(inst.regs[1], inst.regs[2], inst.scale)
+ Operand::MemBaseIndexScale { base: inst.regs[1], index: inst.regs[2], scale: inst.scale }
}
}
- OperandSpec::RegIndexBaseScaleDisp_mask => {
+ OperandSpec::MemBaseIndexScaleDisp_mask => {
if inst.prefixes.evex_unchecked().mask_reg() != 0 {
- Operand::RegIndexBaseScaleDispMasked(inst.regs[1], inst.regs[2], inst.scale, inst.disp as i32, RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()))
+ Operand::MemBaseIndexScaleDispMasked { base: inst.regs[1], index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32, mask: RegSpec::mask(inst.prefixes.evex_unchecked().mask_reg()) }
} else {
- Operand::RegIndexBaseScaleDisp(inst.regs[1], inst.regs[2], inst.scale, inst.disp as i32)
+ Operand::MemBaseIndexScaleDisp { base: inst.regs[1], index: inst.regs[2], scale: inst.scale, disp: inst.disp as i32 }
}
}
OperandSpec::AbsoluteFarAddress => {
@@ -672,36 +662,32 @@ impl Operand {
/// memory.
pub fn is_memory(&self) -> bool {
match self {
- Operand::DisplacementU16(_) |
- Operand::DisplacementU32(_) |
- Operand::RegDeref(_) |
- Operand::RegDisp(_, _) |
- Operand::RegScale(_, _) |
- Operand::RegIndexBase(_, _) |
- Operand::RegIndexBaseDisp(_, _, _) |
- Operand::RegScaleDisp(_, _, _) |
- Operand::RegIndexBaseScale(_, _, _) |
- Operand::RegIndexBaseScaleDisp(_, _, _, _) |
- Operand::RegDerefMasked(_, _) |
- Operand::RegDispMasked(_, _, _) |
- Operand::RegScaleMasked(_, _, _) |
- Operand::RegIndexBaseMasked(_, _, _) |
- Operand::RegIndexBaseDispMasked(_, _, _, _) |
- Operand::RegScaleDispMasked(_, _, _, _) |
- Operand::RegIndexBaseScaleMasked(_, _, _, _) |
- Operand::RegIndexBaseScaleDispMasked(_, _, _, _, _) => {
+ Operand::AbsoluteU16 { .. } |
+ Operand::AbsoluteU32 { .. } |
+ Operand::MemDeref { .. } |
+ Operand::MemDisp { .. } |
+ Operand::MemIndexScale { .. } |
+ Operand::MemIndexScaleDisp { .. } |
+ Operand::MemBaseIndexScale { .. } |
+ Operand::MemBaseIndexScaleDisp { .. } |
+ Operand::MemDerefMasked { .. } |
+ Operand::MemDispMasked { .. } |
+ Operand::MemIndexScaleMasked { .. } |
+ Operand::MemIndexScaleDispMasked { .. } |
+ Operand::MemBaseIndexScaleMasked { .. } |
+ Operand::MemBaseIndexScaleDispMasked { .. } => {
true
},
- Operand::ImmediateI8(_) |
- Operand::ImmediateU8(_) |
- Operand::ImmediateI16(_) |
- Operand::ImmediateU16(_) |
- Operand::ImmediateU32(_) |
- Operand::ImmediateI32(_) |
- Operand::Register(_) |
- Operand::RegisterMaskMerge(_, _, _) |
- Operand::RegisterMaskMergeSae(_, _, _, _) |
- Operand::RegisterMaskMergeSaeNoround(_, _, _) |
+ Operand::ImmediateI8 { .. } |
+ Operand::ImmediateU8 { .. } |
+ Operand::ImmediateI16 { .. } |
+ Operand::ImmediateU16 { .. } |
+ Operand::ImmediateU32 { .. } |
+ Operand::ImmediateI32 { .. } |
+ Operand::Register { .. } |
+ Operand::RegisterMaskMerge { .. } |
+ Operand::RegisterMaskMergeSae { .. } |
+ Operand::RegisterMaskMergeSaeNoround { .. } |
Operand::AbsoluteFarAddress { .. } |
Operand::Nothing => {
false
@@ -714,22 +700,22 @@ impl Operand {
/// `Operand` came from; `None` here means the authoritative width is `instr.mem_size()`.
pub fn width(&self) -> Option<u8> {
match self {
- Operand::Register(reg) => {
+ Operand::Register { reg } => {
Some(reg.width())
}
- Operand::RegisterMaskMerge(reg, _, _) => {
+ Operand::RegisterMaskMerge { reg, .. } => {
Some(reg.width())
}
- Operand::ImmediateI8(_) |
- Operand::ImmediateU8(_) => {
+ Operand::ImmediateI8 { .. } |
+ Operand::ImmediateU8 { .. } => {
Some(1)
}
- Operand::ImmediateI16(_) |
- Operand::ImmediateU16(_) => {
+ Operand::ImmediateI16 { .. } |
+ Operand::ImmediateU16 { .. } => {
Some(2)
}
- Operand::ImmediateI32(_) |
- Operand::ImmediateU32(_) => {
+ Operand::ImmediateI32 { .. } |
+ Operand::ImmediateU32 { .. } => {
Some(4)
}
// memory operands or `Nothing`
@@ -747,40 +733,36 @@ impl Operand {
Operand::Nothing => {
visitor.visit_other()
}
- Operand::Register(reg) => {
+ Operand::Register { reg } => {
visitor.visit_reg(*reg)
}
- Operand::RegDeref(reg) => {
- visitor.visit_deref(*reg)
- }
- Operand::RegDisp(reg, disp) => {
- visitor.visit_disp(*reg, *disp)
- }
- Operand::ImmediateI8(imm) => visitor.visit_i8(*imm),
- Operand::ImmediateU8(imm) => visitor.visit_u8(*imm),
- Operand::ImmediateI16(imm) => visitor.visit_i16(*imm),
- Operand::ImmediateU16(imm) => visitor.visit_u16(*imm),
- Operand::ImmediateI32(imm) => visitor.visit_i32(*imm),
- Operand::ImmediateU32(imm) => visitor.visit_u32(*imm),
- Operand::DisplacementU16(disp) => visitor.visit_abs_u16(*disp),
- Operand::DisplacementU32(disp) => visitor.visit_abs_u32(*disp),
- Operand::RegScale(reg, scale) => visitor.visit_reg_scale(*reg, *scale),
- Operand::RegScaleDisp(reg, scale, disp) => visitor.visit_reg_scale_disp(*reg, *scale, *disp),
- Operand::RegIndexBase(_, _) => { /* not actually reachable anymore */ visitor.visit_other() },
- Operand::RegIndexBaseDisp(_, _, _) => { /* not actually reachable anymore */ visitor.visit_other() },
- Operand::RegIndexBaseScale(base, index, scale) => visitor.visit_index_base_scale(*base, *index, *scale),
- Operand::RegIndexBaseScaleDisp(base, index, scale, disp) => visitor.visit_index_base_scale_disp(*base, *index, *scale, *disp),
- Operand::RegisterMaskMerge(reg, mask, merge) => visitor.visit_reg_mask_merge(*reg, *mask, *merge),
- Operand::RegisterMaskMergeSae(reg, mask, merge, sae) => visitor.visit_reg_mask_merge_sae(*reg, *mask, *merge, *sae),
- Operand::RegisterMaskMergeSaeNoround(reg, mask, merge) => visitor.visit_reg_mask_merge_sae_noround(*reg, *mask, *merge),
- Operand::RegDerefMasked(reg, mask) => visitor.visit_reg_deref_masked(*reg, *mask),
- Operand::RegDispMasked(reg, disp, mask) => visitor.visit_reg_disp_masked(*reg, *disp, *mask),
- Operand::RegScaleMasked(reg, scale, mask) => visitor.visit_reg_scale_masked(*reg, *scale, *mask),
- Operand::RegIndexBaseMasked(_, _, _) => { /* not actually reachable anymore */ visitor.visit_other() },
- Operand::RegIndexBaseDispMasked(_, _, _, _) => { /* not actually reachable anymore */ visitor.visit_other() },
- Operand::RegScaleDispMasked(base, scale, disp, mask) => visitor.visit_reg_scale_disp_masked(*base, *scale, *disp, *mask),
- Operand::RegIndexBaseScaleMasked(base, index, scale, mask) => visitor.visit_index_base_scale_masked(*base, *index, *scale, *mask),
- Operand::RegIndexBaseScaleDispMasked(base, index, scale, disp, mask) => visitor.visit_index_base_scale_disp_masked(*base, *index, *scale, *disp, *mask),
+ Operand::MemDeref { base } => {
+ visitor.visit_deref(*base)
+ }
+ Operand::MemDisp { base, disp } => {
+ visitor.visit_disp(*base, *disp)
+ }
+ Operand::ImmediateI8 { imm } => visitor.visit_i8(*imm),
+ Operand::ImmediateU8 { imm } => visitor.visit_u8(*imm),
+ Operand::ImmediateI16 { imm } => visitor.visit_i16(*imm),
+ Operand::ImmediateU16 { imm } => visitor.visit_u16(*imm),
+ Operand::ImmediateI32 { imm } => visitor.visit_i32(*imm),
+ Operand::ImmediateU32 { imm } => visitor.visit_u32(*imm),
+ Operand::AbsoluteU16 { addr } => visitor.visit_abs_u16(*addr),
+ Operand::AbsoluteU32 { addr } => visitor.visit_abs_u32(*addr),
+ Operand::MemIndexScale { index, scale } => visitor.visit_index_scale(*index, *scale),
+ Operand::MemIndexScaleDisp { index, scale, disp } => visitor.visit_index_scale_disp(*index, *scale, *disp),
+ Operand::MemBaseIndexScale { base, index, scale } => visitor.visit_base_index_scale(*base, *index, *scale),
+ Operand::MemBaseIndexScaleDisp { base, index, scale, disp } => visitor.visit_base_index_scale_disp(*base, *index, *scale, *disp),
+ Operand::RegisterMaskMerge { reg, mask, merge } => visitor.visit_reg_mask_merge(*reg, *mask, *merge),
+ Operand::RegisterMaskMergeSae { reg, mask, merge, sae } => visitor.visit_reg_mask_merge_sae(*reg, *mask, *merge, *sae),
+ Operand::RegisterMaskMergeSaeNoround { reg, mask, merge } => visitor.visit_reg_mask_merge_sae_noround(*reg, *mask, *merge),
+ Operand::MemDerefMasked { base, mask } => visitor.visit_deref_masked(*base, *mask),
+ Operand::MemDispMasked { base, disp, mask } => visitor.visit_disp_masked(*base, *disp, *mask),
+ Operand::MemIndexScaleMasked { index, scale, mask } => visitor.visit_index_scale_masked(*index, *scale, *mask),
+ Operand::MemIndexScaleDispMasked { index, scale, disp, mask } => visitor.visit_index_scale_disp_masked(*index, *scale, *disp, *mask),
+ Operand::MemBaseIndexScaleMasked { base, index, scale, mask } => visitor.visit_base_index_scale_masked(*base, *index, *scale, *mask),
+ Operand::MemBaseIndexScaleDispMasked { base, index, scale, disp, mask } => visitor.visit_base_index_scale_disp_masked(*base, *index, *scale, *disp, *mask),
Operand::AbsoluteFarAddress { segment, address } => visitor.visit_absolute_far_address(*segment, *address),
}
}
@@ -865,16 +847,16 @@ const REGISTER_CLASS_NAMES: &[&'static str] = &[
/// }
/// }
///
-/// if let Operand::Register(regspec) = instruction.operand(0) {
+/// if let Operand::Register { reg } = instruction.operand(0) {
/// #[cfg(feature="fmt")]
-/// println!("first operand is {}", regspec);
-/// show_register_class_info(regspec.class());
+/// println!("first operand is {}", reg);
+/// show_register_class_info(reg.class());
/// }
///
-/// if let Operand::Register(regspec) = instruction.operand(1) {
+/// if let Operand::Register { reg } = instruction.operand(1) {
/// #[cfg(feature="fmt")]
-/// println!("first operand is {}", regspec);
-/// show_register_class_info(regspec.class());
+/// println!("second operand is {}", reg);
+/// show_register_class_info(reg.class());
/// }
/// ```
///
@@ -2667,17 +2649,17 @@ enum OperandSpec {
Deref_di = 0x90,
Deref_esi = 0x91,
Deref_edi = 0x92,
- RegDisp = 0x93,
- RegScale = 0x94,
- RegScaleDisp = 0x95,
- RegIndexBaseScale = 0x96,
- RegIndexBaseScaleDisp = 0x97,
+ Disp = 0x93,
+ MemIndexScale = 0x94,
+ MemIndexScaleDisp = 0x95,
+ MemBaseIndexScale = 0x96,
+ MemBaseIndexScaleDisp = 0x97,
Deref_mask = 0xce,
- RegDisp_mask = 0xd3,
- RegScale_mask = 0xd4,
- RegScaleDisp_mask = 0xd5,
- RegIndexBaseScale_mask = 0xd6,
- RegIndexBaseScaleDisp_mask = 0xd7,
+ Disp_mask = 0xd3,
+ MemIndexScale_mask = 0xd4,
+ MemIndexScaleDisp_mask = 0xd5,
+ MemBaseIndexScale_mask = 0xd6,
+ MemBaseIndexScaleDisp_mask = 0xd7,
// u16:u{16,32} immediate address for a far call
AbsoluteFarAddress = 0x18,
}
@@ -4385,7 +4367,7 @@ impl Instruction {
// visitor.visit_other()
visitor.visit_deref(RegSpec::edi())
}
- OperandSpec::RegDisp => {
+ OperandSpec::Disp => {
visitor.visit_disp(self.regs[1], self.disp as i32)
}
OperandSpec::RegRRR_maskmerge => {
@@ -4439,61 +4421,58 @@ impl Instruction {
OperandSpec::ImmInDispField => visitor.visit_u16(self.disp as u16),
OperandSpec::DispU16 => visitor.visit_abs_u16(self.disp as u16),
OperandSpec::DispU32 => visitor.visit_abs_u32(self.disp as u32),
- OperandSpec::RegScale => {
- visitor.visit_reg_scale(self.regs[2], self.scale)
+ OperandSpec::MemIndexScale => {
+ visitor.visit_index_scale(self.regs[2], self.scale)
}
- OperandSpec::RegScaleDisp => {
- visitor.visit_reg_scale_disp(self.regs[2], self.scale, self.disp as i32)
+ OperandSpec::MemIndexScaleDisp => {
+ visitor.visit_index_scale_disp(self.regs[2], self.scale, self.disp as i32)
}
- OperandSpec::RegIndexBaseScale => {
- visitor.visit_index_base_scale(self.regs[1], self.regs[2], self.scale)
- /*
- Operand::RegIndexBaseScale(self.regs[1], self.regs[2], self.scale)
- */
+ OperandSpec::MemBaseIndexScale => {
+ visitor.visit_base_index_scale(self.regs[1], self.regs[2], self.scale)
}
- OperandSpec::RegIndexBaseScaleDisp => {
- visitor.visit_index_base_scale_disp(self.regs[1], self.regs[2], self.scale, self.disp as i32)
+ OperandSpec::MemBaseIndexScaleDisp => {
+ visitor.visit_base_index_scale_disp(self.regs[1], self.regs[2], self.scale, self.disp as i32)
}
OperandSpec::Deref_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_reg_deref_masked(self.regs[1], RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_deref_masked(self.regs[1], RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
visitor.visit_deref(self.regs[1])
}
}
- OperandSpec::RegDisp_mask => {
+ OperandSpec::Disp_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_reg_disp_masked(self.regs[1], self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_disp_masked(self.regs[1], self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
visitor.visit_disp(self.regs[1], self.disp as i32)
}
}
- OperandSpec::RegScale_mask => {
+ OperandSpec::MemIndexScale_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_reg_scale_masked(self.regs[2], self.scale, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_index_scale_masked(self.regs[2], self.scale, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
- visitor.visit_reg_scale(self.regs[2], self.scale)
+ visitor.visit_index_scale(self.regs[2], self.scale)
}
}
- OperandSpec::RegScaleDisp_mask => {
+ OperandSpec::MemIndexScaleDisp_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_reg_scale_disp_masked(self.regs[2], self.scale, self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_index_scale_disp_masked(self.regs[2], self.scale, self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
- visitor.visit_reg_scale_disp(self.regs[2], self.scale, self.disp as i32)
+ visitor.visit_index_scale_disp(self.regs[2], self.scale, self.disp as i32)
}
}
- OperandSpec::RegIndexBaseScale_mask => {
+ OperandSpec::MemBaseIndexScale_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_index_base_scale_masked(self.regs[1], self.regs[2], self.scale, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_base_index_scale_masked(self.regs[1], self.regs[2], self.scale, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
- visitor.visit_index_base_scale(self.regs[1], self.regs[2], self.scale)
+ visitor.visit_base_index_scale(self.regs[1], self.regs[2], self.scale)
}
}
- OperandSpec::RegIndexBaseScaleDisp_mask => {
+ OperandSpec::MemBaseIndexScaleDisp_mask => {
if self.prefixes.evex_unchecked().mask_reg() != 0 {
- visitor.visit_index_base_scale_disp_masked(self.regs[1], self.regs[2], self.scale, self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
+ visitor.visit_base_index_scale_disp_masked(self.regs[1], self.regs[2], self.scale, self.disp as i32, RegSpec::mask(self.prefixes.evex_unchecked().mask_reg()))
} else {
- visitor.visit_index_base_scale_disp(self.regs[1], self.regs[2], self.scale, self.disp as i32)
+ visitor.visit_base_index_scale_disp(self.regs[1], self.regs[2], self.scale, self.disp as i32)
}
}
OperandSpec::AbsoluteFarAddress => {
@@ -6155,7 +6134,7 @@ fn read_sib<
InnerDescription::Misc("mod bits select no base register")
.with_id(sib_start + 0)
);
- OperandSpec::RegScale
+ OperandSpec::MemIndexScale
} else {
sink.record(
modrm_start + 6,
@@ -6163,7 +6142,7 @@ fn read_sib<
InnerDescription::RegisterNumber("mod", 0b101, instr.regs[1])
.with_id(sib_start + 0)
);
- OperandSpec::RegIndexBaseScale
+ OperandSpec::MemBaseIndexScale
}
}
} else {
@@ -6182,7 +6161,7 @@ fn read_sib<
InnerDescription::RegisterNumber("iii", instr.regs[2].num, instr.regs[2])
.with_id(sib_start + 0)
);
- OperandSpec::RegIndexBaseScale
+ OperandSpec::MemBaseIndexScale
}
}
@@ -6216,7 +6195,7 @@ fn read_sib<
InnerDescription::RegisterNumber("mod", 0b101, instr.regs[1])
.with_id(sib_start + 0)
);
- OperandSpec::RegDisp
+ OperandSpec::Disp
}
} else {
sink.record(
@@ -6232,7 +6211,7 @@ fn read_sib<
InnerDescription::Misc("mod bits select no base register, [index+disp] only")
.with_id(sib_start + 0)
);
- OperandSpec::RegScaleDisp
+ OperandSpec::MemIndexScaleDisp
} else {
sink.record(
modrm_start + 6,
@@ -6240,7 +6219,7 @@ fn read_sib<
InnerDescription::RegisterNumber("mod", 0b101, instr.regs[1])
.with_id(sib_start + 0)
);
- OperandSpec::RegIndexBaseScaleDisp
+ OperandSpec::MemBaseIndexScaleDisp
}
}
} else {
@@ -6257,7 +6236,7 @@ fn read_sib<
InnerDescription::Misc("iii selects no index register")
.with_id(sib_start + 0)
);
- OperandSpec::RegDisp
+ OperandSpec::Disp
} else {
sink.record(
sib_start + 3,
@@ -6265,7 +6244,7 @@ fn read_sib<
InnerDescription::RegisterNumber("iii", instr.regs[2].num, instr.regs[2])
.with_id(sib_start + 0)
);
- OperandSpec::RegIndexBaseScaleDisp
+ OperandSpec::MemBaseIndexScaleDisp
}
}
};
@@ -6375,7 +6354,7 @@ fn read_M_16bit<
Ok(OperandSpec::Deref)
} else {
instr.scale = 1;
- Ok(OperandSpec::RegIndexBaseScale)
+ Ok(OperandSpec::MemBaseIndexScale)
}
},
0b01 => {
@@ -6396,13 +6375,13 @@ fn read_M_16bit<
);
if mmm > 3 {
if instr.disp != 0 {
- Ok(OperandSpec::RegDisp)
+ Ok(OperandSpec::Disp)
} else {
Ok(OperandSpec::Deref)
}
} else {
instr.scale = 1;
- Ok(OperandSpec::RegIndexBaseScaleDisp)
+ Ok(OperandSpec::MemBaseIndexScaleDisp)
}
},
0b10 => {
@@ -6423,13 +6402,13 @@ fn read_M_16bit<
);
if mmm > 3 {
if instr.disp != 0 {
- Ok(OperandSpec::RegDisp)
+ Ok(OperandSpec::Disp)
} else {
Ok(OperandSpec::Deref)
}
} else {
instr.scale = 1;
- Ok(OperandSpec::RegIndexBaseScaleDisp)
+ Ok(OperandSpec::MemBaseIndexScaleDisp)
}
},
_ => {
@@ -6525,7 +6504,7 @@ fn read_M<
OperandSpec::Deref
} else {
instr.disp = disp as i32 as u32;
- OperandSpec::RegDisp
+ OperandSpec::Disp
}
}
};