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A64: Implement ADD (vector), scalar variant

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This commit is contained in:
MerryMage 2018-02-06 22:09:39 +00:00
parent 2a0850c068
commit 4c5871d5d5
3 changed files with 28 additions and 1 deletions
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1
src/CMakeLists.txt
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@ -93,6 +93,7 @@ add_library(dynarmic
frontend/A64/translate/impl/move_wide.cpp
frontend/A64/translate/impl/simd_aes.cpp
frontend/A64/translate/impl/simd_copy.cpp
frontend/A64/translate/impl/simd_scalar_three_same.cpp
frontend/A64/translate/impl/simd_three_same.cpp
frontend/A64/translate/impl/system.cpp
frontend/A64/translate/translate.cpp

2
src/frontend/A64/decoder/a64.inc
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@ -494,7 +494,7 @@ INST(AESIMC, "AESIMC", "01001
//INST(SQSHL_reg_1, "SQSHL (register)", "01011110zz1mmmmm010011nnnnnddddd")
//INST(SRSHL_1, "SRSHL", "01011110zz1mmmmm010101nnnnnddddd")
//INST(SQRSHL_1, "SQRSHL", "01011110zz1mmmmm010111nnnnnddddd")
//INST(ADD_1, "ADD (vector)", "01011110zz1mmmmm100001nnnnnddddd")
INST(ADD_1, "ADD (vector)", "01011110zz1mmmmm100001nnnnnddddd")
//INST(CMTST_1, "CMTST", "01011110zz1mmmmm100011nnnnnddddd")
//INST(SQDMULH_vec_1, "SQDMULH (vector)", "01011110zz1mmmmm101101nnnnnddddd")
//INST(UQADD_1, "UQADD", "01111110zz1mmmmm000011nnnnnddddd")

26
src/frontend/A64/translate/impl/simd_scalar_three_same.cpp Normal file
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@ -0,0 +1,26 @@
/* 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 "common/bit_util.h"
#include "frontend/A64/translate/impl/impl.h"
namespace Dynarmic::A64 {
bool TranslatorVisitor::ADD_1(Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size != 0b11) {
return ReservedValue();
}
const size_t esize = 8 << size.ZeroExtend<size_t>();
const size_t datasize = esize;
const IR::U64 operand1 = V_scalar(datasize, Vn);
const IR::U64 operand2 = V_scalar(datasize, Vm);
const IR::U64 result = ir.Add(operand1, operand2);
V_scalar(datasize, Vd, result);
return true;
}
} // namespace Dynarmic::A64