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-rw-r--r--src/long_mode/display.rs15
-rw-r--r--src/long_mode/mod.rs26
2 files changed, 25 insertions, 16 deletions
diff --git a/src/long_mode/display.rs b/src/long_mode/display.rs
index b1fb7f8..d042119 100644
--- a/src/long_mode/display.rs
+++ b/src/long_mode/display.rs
@@ -3308,17 +3308,6 @@ 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",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "ymmword",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
- "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "ptr", "zmmword",
-];
-
fn contextualize_intel<T: fmt::Write, Y: YaxColors>(instr: &Instruction, colors: &Y, _address: u64, _context: Option<&NoContext>, out: &mut T) -> fmt::Result {
if instr.prefixes.lock() {
write!(out, "lock ")?;
@@ -3345,7 +3334,7 @@ fn contextualize_intel<T: fmt::Write, Y: YaxColors>(instr: &Instruction, colors:
let x = Operand::from_spec(instr, instr.operands[0]);
if x.is_memory() {
- out.write_str(MEM_SIZE_STRINGS[instr.mem_size as usize - 1])?;
+ out.write_str(super::MEM_SIZE_STRINGS[instr.mem_size as usize - 1])?;
out.write_str(" ")?;
}
@@ -3365,7 +3354,7 @@ fn contextualize_intel<T: fmt::Write, Y: YaxColors>(instr: &Instruction, colors:
out.write_str(", ")?;
let x = Operand::from_spec(instr, instr.operands[i as usize]);
if x.is_memory() {
- out.write_str(MEM_SIZE_STRINGS[instr.mem_size as usize - 1])?;
+ out.write_str(super::MEM_SIZE_STRINGS[instr.mem_size as usize - 1])?;
out.write_str(" ")?;
}
if let Some(prefix) = instr.segment_override_for_op(i) {
diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs
index f2b2b57..4babca3 100644
--- a/src/long_mode/mod.rs
+++ b/src/long_mode/mod.rs
@@ -2757,9 +2757,9 @@ pub struct InstDecoder {
}
impl InstDecoder {
- /// Instantiates an x86_64 decoder that decodes the bare minimum of x86_64.
+ /// instantiates an x86_64 decoder that decodes the bare minimum of x86_64.
///
- /// Pedantic and only decodes what the spec says is well-defined, rejecting undefined sequences
+ /// pedantic and only decodes what the spec says is well-defined, rejecting undefined sequences
/// and any instructions defined by extensions.
pub fn minimal() -> Self {
InstDecoder {
@@ -2767,6 +2767,15 @@ impl InstDecoder {
}
}
+ /// helper to decode an instruction directly from a byte slice.
+ ///
+ /// this lets callers avoid the work of setting up a [`yaxpeax_arch::U8Reader`] for the slice
+ /// to decode.
+ pub fn decode_slice(&self, data: &[u8]) -> Result<Instruction, DecodeError> {
+ let mut reader = yaxpeax_arch::U8Reader::new(data);
+ self.decode(&mut reader)
+ }
+
pub fn sse3(&self) -> bool {
self.flags & (1 << 0) != 0
}
@@ -4194,6 +4203,17 @@ impl Default for Instruction {
}
}
+const MEM_SIZE_STRINGS: [&'static str; 64] = [
+ "byte", "word", "BUG", "dword", "BUG", "BUG", "BUG", "qword",
+ "far", "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",
+ "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
+ "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "BUG",
+ "BUG", "BUG", "BUG", "BUG", "BUG", "BUG", "ptr", "zmmword",
+];
+
pub struct MemoryAccessSize {
size: u8,
}
@@ -4207,7 +4227,7 @@ impl MemoryAccessSize {
}
pub fn size_name(&self) -> &'static str {
- "name_strings"
+ MEM_SIZE_STRINGS[self.size as usize - 1]
}
}