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-rw-r--r--src/long_mode/mod.rs20
-rw-r--r--src/protected_mode/mod.rs72
-rw-r--r--src/real_mode/mod.rs26
3 files changed, 113 insertions, 5 deletions
diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs
index 111ba69..d68bb95 100644
--- a/src/long_mode/mod.rs
+++ b/src/long_mode/mod.rs
@@ -7614,20 +7614,40 @@ fn read_with_annotations<
prefixes.set_gs();
},
0x66 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("operand size override (to 16 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_operand_size();
},
0x67 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("address size override (to 32 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_address_size();
instruction.regs[1].bank = RegisterBank::D;
instruction.regs[2].bank = RegisterBank::D;
},
0xf0 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("lock prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_lock();
},
0xf2 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("repnz prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_repnz();
},
0xf3 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("rep prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_rep();
},
_ => { unsafe { unreachable_unchecked(); } }
diff --git a/src/protected_mode/mod.rs b/src/protected_mode/mod.rs
index 20125ca..61aca45 100644
--- a/src/protected_mode/mod.rs
+++ b/src/protected_mode/mod.rs
@@ -5815,31 +5815,79 @@ fn read_M_16bit<
}
match mmm {
0b000 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bx + si`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bx();
instr.regs[2] = RegSpec::si();
},
0b001 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bx + di`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bx();
instr.regs[2] = RegSpec::di();
},
0b010 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bp + si`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bp();
instr.regs[2] = RegSpec::si();
},
0b011 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bp + di`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bp();
instr.regs[2] = RegSpec::di();
},
0b100 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `si`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::si();
},
0b101 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `di`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::di();
},
0b110 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bp`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bp();
},
0b111 => {
+ sink.record(
+ modrm_start + 0,
+ modrm_start + 2,
+ InnerDescription::Misc("memory address includes `bx`")
+ .with_id(modrm_start + 2)
+ );
instr.regs[1] = RegSpec::bx();
},
_ => { unreachable!("impossible bit pattern"); }
@@ -5865,7 +5913,7 @@ fn read_M_16bit<
sink.record(
modrm_start + 6,
modrm_start + 7,
- InnerDescription::Misc("mmm selects a dereference with 8-bit displacement (mod bits: 01)")
+ InnerDescription::Misc("mmm selects registers for deref address with 8-bit displacement (mod bits: 01)")
.with_id(modrm_start + 0)
);
sink.record(
@@ -5895,7 +5943,7 @@ fn read_M_16bit<
sink.record(
modrm_start + 6,
modrm_start + 7,
- InnerDescription::Misc("mmm selects a dereference with 16-bit displacement (mod bits: 10)")
+ InnerDescription::Misc("mmm selects registers for deref address with 16-bit displacement (mod bits: 10)")
.with_id(modrm_start + 0)
);
sink.record(
@@ -7526,18 +7574,38 @@ fn read_with_annotations<
prefixes.set_gs();
},
0x66 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("operand size override (to 16 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_operand_size();
},
0x67 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("address size override (to 16 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_address_size();
},
0xf0 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("lock prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_lock();
},
0xf2 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("repnz prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_repnz();
},
0xf3 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("rep prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_rep();
},
_ => { unsafe { unreachable_unchecked(); } }
diff --git a/src/real_mode/mod.rs b/src/real_mode/mod.rs
index df0ba07..b60e3ee 100644
--- a/src/real_mode/mod.rs
+++ b/src/real_mode/mod.rs
@@ -5897,7 +5897,7 @@ fn read_M_16bit<
sink.record(
modrm_start + 6,
modrm_start + 7,
- InnerDescription::Misc("mod bits of 00 selects a dereference with no displacement")
+ InnerDescription::Misc("mmm selects a dereference with no displacement (mod bits: 00)")
.with_id(modrm_start + 0)
);
if mmm > 3 {
@@ -5913,7 +5913,7 @@ fn read_M_16bit<
sink.record(
modrm_start + 6,
modrm_start + 7,
- InnerDescription::Misc("mod bits of 01 selects a dereference with 8-bit displacement")
+ InnerDescription::Misc("mmm selects registers for deref address with 8-bit displacement (mod bits: 01)")
.with_id(modrm_start + 0)
);
sink.record(
@@ -5943,7 +5943,7 @@ fn read_M_16bit<
sink.record(
modrm_start + 6,
modrm_start + 7,
- InnerDescription::Misc("mod bits of 10 selects a dereference with 16-bit displacement")
+ InnerDescription::Misc("mmm selects registers for deref address with 16-bit displacement (mod bits: 10)")
.with_id(modrm_start + 0)
);
sink.record(
@@ -7576,18 +7576,38 @@ fn read_with_annotations<
prefixes.set_gs();
},
0x66 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("operand size override (to 32 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_operand_size();
},
0x67 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("address size override (to 32 bits)"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_address_size();
},
0xf0 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("lock prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_lock();
},
0xf2 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("repnz prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_repnz();
},
0xf3 => {
+ sink.record((words.offset() - 2) as u32 * 8, (words.offset() - 2) as u32 * 8 + 7, FieldDescription {
+ desc: InnerDescription::Misc("rep prefix"),
+ id: words.offset() as u32 * 8 - 16,
+ });
prefixes.set_rep();
},
_ => { unsafe { unreachable_unchecked(); } }
generated by cgit v1.1 at 2025-11-04 11:29:49 +0000