From 767c604e2ee47cde4edf72b63d17998ce1767bde Mon Sep 17 00:00:00 2001 From: iximeow Date: Sat, 30 Nov 2019 19:25:23 -0800 Subject: add pxor and some others, support mm operands --- src/lib.rs | 23 +++++++++++++++++------ test/test.rs | 25 +++++++++++++------------ 2 files changed, 30 insertions(+), 18 deletions(-) diff --git a/src/lib.rs b/src/lib.rs index fd791b0..6d4ed86 100644 --- a/src/lib.rs +++ b/src/lib.rs @@ -1133,7 +1133,6 @@ pub enum OperandCode { Yv_AX, Yv_Xv, G_E_q, - G_E_mm, G_U_mm, G_M_q, E_G_q, @@ -1193,6 +1192,7 @@ pub enum OperandCode { AL_Xb = 0x68, AX_AL = 0x69, AX_Ov = 0x6a, + G_E_mm = 0x6b, Eb_Gb = 0x80, Ev_Gv = 0x81, @@ -1509,7 +1509,7 @@ const OPCODE_660F_MAP: [OpcodeRecord; 256] = [ 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::PXOR), OperandCode::G_E_xmm), // 0xf0 OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing), OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing), @@ -2234,9 +2234,9 @@ const OPCODE_0F_MAP: [OpcodeRecord; 256] = [ OpcodeRecord(Interpretation::Instruction(Opcode::MAXPS), OperandCode::G_E_xmm), // 0x60 - OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLBW), OperandCode::Unsupported), - OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLWD), OperandCode::Unsupported), - OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLDQ), OperandCode::Unsupported), + OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLBW), OperandCode::G_E_mm), + OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLWD), OperandCode::G_E_mm), + OpcodeRecord(Interpretation::Instruction(Opcode::PUNPCKLDQ), OperandCode::G_E_mm), OpcodeRecord(Interpretation::Instruction(Opcode::PACKSSWB), OperandCode::Unsupported), OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTB), OperandCode::Unsupported), OpcodeRecord(Interpretation::Instruction(Opcode::PCMPGTW), OperandCode::Unsupported), @@ -2394,7 +2394,7 @@ const OPCODE_0F_MAP: [OpcodeRecord; 256] = [ OpcodeRecord(Interpretation::Instruction(Opcode::PADDSB), OperandCode::Unsupported), OpcodeRecord(Interpretation::Instruction(Opcode::PADDSW), OperandCode::Unsupported), OpcodeRecord(Interpretation::Instruction(Opcode::PMAXSW), OperandCode::Unsupported), - OpcodeRecord(Interpretation::Instruction(Opcode::PXOR), OperandCode::Unsupported), + OpcodeRecord(Interpretation::Instruction(Opcode::PXOR), OperandCode::G_E_mm), // 0xf0 OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing), OpcodeRecord(Interpretation::Instruction(Opcode::PSLLW), OperandCode::Unsupported), @@ -3433,6 +3433,17 @@ pub fn read_operands>(mut bytes_iter: T, instruction: &mut instruction.operands[1] = OperandSpec::RegRRR; instruction.operand_count = 2; }, + OperandCode::G_E_mm => { + let modrm = read_modrm(&mut bytes_iter, instruction, length)?; + bytes_read = 1; + +// println!("mod_bits: {:2b}, r: {:3b}, m: {:3b}", mod_bits, r, m); + instruction.operands[1] = read_E_xmm(&mut bytes_iter, instruction, modrm, length)?; + instruction.modrm_rrr = + RegSpec::from_parts((modrm >> 3) & 7, instruction.prefixes.rex().r(), RegisterBank::MM); + instruction.operands[0] = OperandSpec::RegRRR; + instruction.operand_count = 2; + }, OperandCode::G_E_xmm => { let modrm = read_modrm(&mut bytes_iter, instruction, length)?; bytes_read = 1; diff --git a/test/test.rs b/test/test.rs index f3ae928..a08dbec 100644 --- a/test/test.rs +++ b/test/test.rs @@ -142,6 +142,7 @@ fn test_sse() { test_display(&[0x67, 0x66, 0x4f, 0x0f, 0x28, 0x00], "movapd xmm8, [r8d]"); test_display(&[0x66, 0x0f, 0x29, 0x00], "movapd [rax], xmm0"); test_display(&[0x66, 0x0f, 0xef, 0xc0], "pxor xmm0, xmm0"); + test_display(&[0x66, 0x4f, 0x0f, 0xef, 0xc0], "pxor xmm8, xmm8"); test_display(&[0xf2, 0x0f, 0x10, 0x0c, 0xc6], "movsd xmm1, [rsi + rax * 8]"); test_display(&[0xf3, 0x0f, 0x10, 0x04, 0x86], "movss xmm0, [rsi + rax * 4]"); test_display(&[0xf2, 0x0f, 0x59, 0xc8], "mulsd xmm1, xmm0"); @@ -328,18 +329,18 @@ fn prefixed_0f() { test_display(&[0x0f, 0x35], "sysexit"); test_invalid(&[0x0f, 0x36]); test_display(&[0x0f, 0x37], "getsec"); - test_display(&[0x0f, 0x60, 0x00], "punpcklbw mm0, qword [rax]"); - test_display(&[0x0f, 0x61, 0x00], "punpcklwd mm0, qword [rax]"); - test_display(&[0x0f, 0x62, 0x00], "punpckldq mm0, qword [rax]"); - test_display(&[0x0f, 0x63, 0x00], "packsswb mm0, qword [rax]"); - test_display(&[0x0f, 0x64, 0x00], "pcmpgtb mm0, qword [rax]"); - test_display(&[0x0f, 0x65, 0x00], "pcmpgtw mm0, qword [rax]"); - test_display(&[0x0f, 0x66, 0x00], "pcmpgtd mm0, qword [rax]"); - test_display(&[0x0f, 0x67, 0x00], "packuswb mm0, qword [rax]"); - test_display(&[0x0f, 0x68, 0x00], "punpckhbw mm0, qword [rax]"); - test_display(&[0x0f, 0x69, 0x00], "punpckhbd mm0, qword [rax]"); - test_display(&[0x0f, 0x6a, 0x00], "punpckhdq mm0, qword [rax]"); - test_display(&[0x0f, 0x6b, 0x00], "packssdw mm0, qword [rax]"); + test_display(&[0x0f, 0x60, 0x00], "punpcklbw mm0, [rax]"); + test_display(&[0x0f, 0x61, 0x00], "punpcklwd mm0, [rax]"); + test_display(&[0x0f, 0x62, 0x00], "punpckldq mm0, [rax]"); + test_display(&[0x0f, 0x63, 0x00], "packsswb mm0, [rax]"); + test_display(&[0x0f, 0x64, 0x00], "pcmpgtb mm0, [rax]"); + test_display(&[0x0f, 0x65, 0x00], "pcmpgtw mm0, [rax]"); + test_display(&[0x0f, 0x66, 0x00], "pcmpgtd mm0, [rax]"); + test_display(&[0x0f, 0x67, 0x00], "packuswb mm0, [rax]"); + test_display(&[0x0f, 0x68, 0x00], "punpckhbw mm0, [rax]"); + test_display(&[0x0f, 0x69, 0x00], "punpckhbd mm0, [rax]"); + test_display(&[0x0f, 0x6a, 0x00], "punpckhdq mm0, [rax]"); + test_display(&[0x0f, 0x6b, 0x00], "packssdw mm0, [rax]"); test_invalid(&[0x0f, 0x6c]); test_invalid(&[0x0f, 0x6d]); test_display(&[0x0f, 0x6e], "movd mm0, dword [rax]"); -- cgit v1.1