diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 200f48d0..9876a6f0 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -24,6 +24,8 @@ add_library(dynarmic common/memory_pool.h common/mp.h common/scope_exit.h + common/sm4.cpp + common/sm4.h common/string_util.h common/variant_util.h frontend/A32/decoder/arm.h @@ -182,6 +184,7 @@ if (ARCHITECTURE_x86_64) backend_x64/emit_x64_floating_point.cpp backend_x64/emit_x64_packed.cpp backend_x64/emit_x64_saturation.cpp + backend_x64/emit_x64_sm4.cpp backend_x64/emit_x64_vector.cpp backend_x64/emit_x64_vector_floating_point.cpp backend_x64/hostloc.cpp diff --git a/src/backend_x64/emit_x64_sm4.cpp b/src/backend_x64/emit_x64_sm4.cpp new file mode 100644 index 00000000..a0165ac4 --- /dev/null +++ b/src/backend_x64/emit_x64_sm4.cpp @@ -0,0 +1,23 @@ +/* This file is part of the dynarmic project. + * Copyright (c) 2018 MerryMage + * This software may be used and distributed according to the terms of the GNU + * General Public icense version 2 or any later version. + */ + +#include "backend_x64/block_of_code.h" +#include "backend_x64/emit_x64.h" +#include "common/common_types.h" +#include "common/sm4.h" +#include "frontend/ir/microinstruction.h" +#include "frontend/ir/opcodes.h" + +namespace Dynarmic::BackendX64 { + +void EmitX64::EmitSM4AccessSubstitutionBox(EmitContext& ctx, IR::Inst* inst) { + auto args = ctx.reg_alloc.GetArgumentInfo(inst); + + ctx.reg_alloc.HostCall(inst, args[0]); + code.CallFunction(&Common::SM4::AccessSubstitutionBox); +} + +} // namespace Dynarmic::BackendX64 diff --git a/src/common/sm4.cpp b/src/common/sm4.cpp new file mode 100644 index 00000000..cf1e4361 --- /dev/null +++ b/src/common/sm4.cpp @@ -0,0 +1,55 @@ +/* This file is part of the dynarmic project. + * Copyright (c) 2018 MerryMage + * This software may be used and distributed according to the terms of the GNU + * General Public License version 2 or any later version. + */ + +#include + +#include "common/sm4.h" +#include "common/common_types.h" + +namespace Dynarmic::Common::SM4 { + +using SubstitutionTable = std::array; + +constexpr SubstitutionTable substitution_box{{ + 0xD6, 0x90, 0xE9, 0xFE, 0xCC, 0xE1, 0x3D, 0xB7, + 0x16, 0xB6, 0x14, 0xC2, 0x28, 0xFB, 0x2C, 0x05, + 0x2B, 0x67, 0x9A, 0x76, 0x2A, 0xBE, 0x04, 0xC3, + 0xAA, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99, + 0x9C, 0x42, 0x50, 0xF4, 0x91, 0xEF, 0x98, 0x7A, + 0x33, 0x54, 0x0B, 0x43, 0xED, 0xCF, 0xAC, 0x62, + 0xE4, 0xB3, 0x1C, 0xA9, 0xC9, 0x08, 0xE8, 0x95, + 0x80, 0xDF, 0x94, 0xFA, 0x75, 0x8F, 0x3F, 0xA6, + 0x47, 0x07, 0xA7, 0xFC, 0xF3, 0x73, 0x17, 0xBA, + 0x83, 0x59, 0x3C, 0x19, 0xE6, 0x85, 0x4F, 0xA8, + 0x68, 0x6B, 0x81, 0xB2, 0x71, 0x64, 0xDA, 0x8B, + 0xF8, 0xEB, 0x0F, 0x4B, 0x70, 0x56, 0x9D, 0x35, + 0x1E, 0x24, 0x0E, 0x5E, 0x63, 0x58, 0xD1, 0xA2, + 0x25, 0x22, 0x7C, 0x3B, 0x01, 0x21, 0x78, 0x87, + 0xD4, 0x00, 0x46, 0x57, 0x9F, 0xD3, 0x27, 0x52, + 0x4C, 0x36, 0x02, 0xE7, 0xA0, 0xC4, 0xC8, 0x9E, + 0xEA, 0xBF, 0x8A, 0xD2, 0x40, 0xC7, 0x38, 0xB5, + 0xA3, 0xF7, 0xF2, 0xCE, 0xF9, 0x61, 0x15, 0xA1, + 0xE0, 0xAE, 0x5D, 0xA4, 0x9B, 0x34, 0x1A, 0x55, + 0xAD, 0x93, 0x32, 0x30, 0xF5, 0x8C, 0xB1, 0xE3, + 0x1D, 0xF6, 0xE2, 0x2E, 0x82, 0x66, 0xCA, 0x60, + 0xC0, 0x29, 0x23, 0xAB, 0x0D, 0x53, 0x4E, 0x6F, + 0xD5, 0xDB, 0x37, 0x45, 0xDE, 0xFD, 0x8E, 0x2F, + 0x03, 0xFF, 0x6A, 0x72, 0x6D, 0x6C, 0x5B, 0x51, + 0x8D, 0x1B, 0xAF, 0x92, 0xBB, 0xDD, 0xBC, 0x7F, + 0x11, 0xD9, 0x5C, 0x41, 0x1F, 0x10, 0x5A, 0xD8, + 0x0A, 0xC1, 0x31, 0x88, 0xA5, 0xCD, 0x7B, 0xBD, + 0x2D, 0x74, 0xD0, 0x12, 0xB8, 0xE5, 0xB4, 0xB0, + 0x89, 0x69, 0x97, 0x4A, 0x0C, 0x96, 0x77, 0x7E, + 0x65, 0xB9, 0xF1, 0x09, 0xC5, 0x6E, 0xC6, 0x84, + 0x18, 0xF0, 0x7D, 0xEC, 0x3A, 0xDC, 0x4D, 0x20, + 0x79, 0xEE, 0x5F, 0x3E, 0xD7, 0xCB, 0x39, 0x48 +}}; + +u8 AccessSubstitutionBox(u8 index) { + return substitution_box[index]; +} + +} // namespace Dynarmic::Common::SM4 diff --git a/src/common/sm4.h b/src/common/sm4.h new file mode 100644 index 00000000..89e89cec --- /dev/null +++ b/src/common/sm4.h @@ -0,0 +1,15 @@ +/* This file is part of the dynarmic project. + * Copyright (c) 2018 MerryMage + * This software may be used and distributed according to the terms of the GNU + * General Public License version 2 or any later version. + */ + +#pragma once + +#include "common/common_types.h" + +namespace Dynarmic::Common::SM4 { + +u8 AccessSubstitutionBox(u8 index); + +} // namespace Dynarmic::Common::SM4 diff --git a/src/frontend/ir/ir_emitter.cpp b/src/frontend/ir/ir_emitter.cpp index b100ae04..69acfd15 100644 --- a/src/frontend/ir/ir_emitter.cpp +++ b/src/frontend/ir/ir_emitter.cpp @@ -683,6 +683,10 @@ U128 IREmitter::AESMixColumns(const U128& a) { return Inst(Opcode::AESMixColumns, a); } +U8 IREmitter::SM4AccessSubstitutionBox(const U8& a) { + return Inst(Opcode::SM4AccessSubstitutionBox, a); +} + UAny IREmitter::VectorGetElement(size_t esize, const U128& a, size_t index) { ASSERT_MSG(esize * index < 128, "Invalid index"); switch (esize) { diff --git a/src/frontend/ir/ir_emitter.h b/src/frontend/ir/ir_emitter.h index acdb3f17..8d2c86d5 100644 --- a/src/frontend/ir/ir_emitter.h +++ b/src/frontend/ir/ir_emitter.h @@ -188,6 +188,8 @@ public: U128 AESInverseMixColumns(const U128& a); U128 AESMixColumns(const U128& a); + U8 SM4AccessSubstitutionBox(const U8& a); + UAny VectorGetElement(size_t esize, const U128& a, size_t index); U128 VectorSetElement(size_t esize, const U128& a, size_t index, const UAny& elem); U128 VectorAbs(size_t esize, const U128& a); diff --git a/src/frontend/ir/opcodes.inc b/src/frontend/ir/opcodes.inc index 7689b4ae..ba2960d8 100644 --- a/src/frontend/ir/opcodes.inc +++ b/src/frontend/ir/opcodes.inc @@ -202,6 +202,10 @@ OPCODE(AESDecryptSingleRound, T::U128, T::U128 OPCODE(AESEncryptSingleRound, T::U128, T::U128 ) OPCODE(AESInverseMixColumns, T::U128, T::U128 ) OPCODE(AESMixColumns, T::U128, T::U128 ) + +// SM4 instructions +OPCODE(SM4AccessSubstitutionBox, T::U8, T::U8 ) + // Vector instructions OPCODE(VectorGetElement8, T::U8, T::U128, T::U8 ) OPCODE(VectorGetElement16, T::U16, T::U128, T::U8 )