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-rw-r--r--src/display.rs8
-rw-r--r--src/lib.rs50
-rw-r--r--test/test.rs70
3 files changed, 110 insertions, 18 deletions
diff --git a/src/display.rs b/src/display.rs
index 4c97d5c..f3400f6 100644
--- a/src/display.rs
+++ b/src/display.rs
@@ -278,6 +278,7 @@ impl fmt::Display for Opcode {
match self {
&Opcode::POPCNT => write!(f, "popcnt"),
&Opcode::MOVDQU => write!(f, "movdqu"),
+ &Opcode::MOVDQA => write!(f, "movdqa"),
&Opcode::MOVQ => write!(f, "movq"),
&Opcode::CMPSS => write!(f, "cmpss"),
&Opcode::CMPSD => write!(f, "cmpsd"),
@@ -564,6 +565,7 @@ impl fmt::Display for Opcode {
&Opcode::POR => write!(f, "por"),
&Opcode::PSADBW => write!(f, "psadbw"),
&Opcode::PSHUFW => write!(f, "pshufw"),
+ &Opcode::PSHUFD => write!(f, "pshufd"),
&Opcode::PSLLD => write!(f, "pslld"),
&Opcode::PSLLQ => write!(f, "psllq"),
&Opcode::PSLLW => write!(f, "psllw"),
@@ -586,6 +588,8 @@ impl fmt::Display for Opcode {
&Opcode::PUNPCKLBW => write!(f, "punpcklbw"),
&Opcode::PUNPCKLDQ => write!(f, "punpckldq"),
&Opcode::PUNPCKLWD => write!(f, "punpcklwd"),
+ &Opcode::PUNPCKLQDQ => write!(f, "punpcklqdq"),
+ &Opcode::PUNPCKHQDQ => write!(f, "punpckhqdq"),
&Opcode::PXOR => write!(f, "pxor"),
&Opcode::RCPPS => write!(f, "rcpps"),
&Opcode::RSM => write!(f, "rsm"),
@@ -1306,6 +1310,7 @@ impl <T: fmt::Write, Color: fmt::Display, Y: YaxColors<Color>> Colorize<T, Color
Opcode::PMULUDQ |
Opcode::POR |
Opcode::PSADBW |
+ Opcode::PSHUFD |
Opcode::PSHUFW |
Opcode::PSHUFB |
Opcode::PSLLD |
@@ -1578,6 +1583,8 @@ impl <T: fmt::Write, Color: fmt::Display, Y: YaxColors<Color>> Colorize<T, Color
Opcode::PUNPCKLBW |
Opcode::PUNPCKLDQ |
Opcode::PUNPCKLWD |
+ Opcode::PUNPCKLQDQ |
+ Opcode::PUNPCKHQDQ |
Opcode::PACKSSDW |
Opcode::PACKSSWB |
Opcode::PACKUSWB |
@@ -1602,6 +1609,7 @@ impl <T: fmt::Write, Color: fmt::Display, Y: YaxColors<Color>> Colorize<T, Color
Opcode::MOVSLDUP |
Opcode::MOVDQ2Q |
Opcode::MOVDQU |
+ Opcode::MOVDQA |
Opcode::MOVQ |
Opcode::MOVQ2DQ |
Opcode::MOVSHDUP |
diff --git a/src/lib.rs b/src/lib.rs
index 6941b9e..28523ab 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -636,6 +636,7 @@ pub enum Opcode {
JMPE,
POPCNT,
MOVDQU,
+ MOVDQA,
MOVQ,
CMPSS,
CMPSD,
@@ -744,6 +745,7 @@ pub enum Opcode {
POR,
PSADBW,
PSHUFW,
+ PSHUFD,
PSLLD,
PSLLQ,
PSLLW,
@@ -766,6 +768,8 @@ pub enum Opcode {
PUNPCKLBW,
PUNPCKLDQ,
PUNPCKLWD,
+ PUNPCKLQDQ,
+ PUNPCKHQDQ,
PXOR,
RCPPS,
RSM,
@@ -3009,24 +3013,24 @@ const OPCODE_660F_MAP: [OpcodeRecord; 256] = [
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
// 0x60
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLBW), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLWD), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLDQ), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PACKSSWB), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTB), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTW), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTD), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PACKUSWB), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKHBW), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKHWD), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKHDQ), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PACKSSDW), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLQDQ), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKHQDQ), OperandCode::G_E_xmm),
+ OpcodeRecord(Interpretation::Instruction(Opcode::MOVQ), OperandCode::G_xmm_Eq),
+ OpcodeRecord(Interpretation::Instruction(Opcode::MOVDQA), OperandCode::G_E_xmm),
// 0x70
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::PSHUFD), OperandCode::G_E_xmm_Ib),
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5155,6 +5159,18 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
}
}
},
+ OperandCode::G_E_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.operands[0] = OperandSpec::RegRRR;
+ instruction.imm =
+ read_num(&mut bytes_iter, 1)? as u8 as u64;
+ *length += 1;
+ instruction.operands[2] = OperandSpec::ImmI8;
+ instruction.operand_count = 3;
+ },
OperandCode::G_E_mm_Ib => {
let modrm = read_modrm(&mut bytes_iter, length)?;
diff --git a/test/test.rs b/test/test.rs
index 0945328..5187df8 100644
--- a/test/test.rs
+++ b/test/test.rs
@@ -4,7 +4,7 @@ extern crate yaxpeax_x86;
use std::fmt::Write;
use yaxpeax_arch::{Decoder, LengthedInstruction};
-use yaxpeax_x86::{DecodeError, Instruction, InstDecoder};
+use yaxpeax_x86::{DecodeError, InstDecoder};
fn test_invalid(data: &[u8]) {
test_invalid_under(&InstDecoder::default(), data);
@@ -297,6 +297,74 @@ fn test_E_decode() {
#[test]
fn test_sse() {
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x60, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpcklbw xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x61, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpcklwd xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x62, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpckldq xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x63, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "packsswb xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x64, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "pcmpgtb xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x65, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "pcmpgtw xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x66, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "pcmpgtd xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x67, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "packuswb xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x68, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpckhbw xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x69, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpckhwd xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6a, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpckhdq xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6b, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "packssdw xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6c, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpcklqdq xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6d, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "punpckhqdq xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ // this needs to be clear that the operand is `dword`
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6e, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "movq xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+ test_display(
+ &[0x66, 0x4f, 0x0f, 0x6f, 0x9c, 0x9c, 0x34, 0xaa, 0xbb, 0xcc],
+ "movdqa xmm11, [r12 + r11 * 4 - 0x334455cc]"
+ );
+
+ test_display(&[0x66, 0x48, 0x0f, 0x6e, 0xc0], "movq xmm0, rax");
+ test_display(&[0x66, 0x0f, 0x70, 0xc0, 0x4e], "pshufd xmm0, xmm0, 0x4e");
test_display(&[0x4f, 0x0f, 0x28, 0x00], "movaps xmm8, [r8]");
test_display(&[0x4f, 0x0f, 0x29, 0x00], "movaps [r8], xmm8");
test_display(&[0x4f, 0x0f, 0x2b, 0x00], "movntps [r8], xmm8");
generated by cgit v1.1 at 2025-11-04 05:28:13 +0000