diff --git a/src/frontend/A32/decoder/thumb32.inc b/src/frontend/A32/decoder/thumb32.inc index edba3f26..7f0f3553 100644 --- a/src/frontend/A32/decoder/thumb32.inc +++ b/src/frontend/A32/decoder/thumb32.inc @@ -60,7 +60,7 @@ INST(thumb32_MOV_imm, "MOV (imm)", "11110v00010S11110vvvdd INST(thumb32_ORR_imm, "ORR (imm)", "11110v00010Snnnn0vvvddddvvvvvvvv") INST(thumb32_MVN_imm, "MVN (imm)", "11110v00011S11110vvvddddvvvvvvvv") INST(thumb32_ORN_imm, "ORN (imm)", "11110v00011Snnnn0vvvddddvvvvvvvv") -//INST(thumb32_TEQ_imm, "TEQ (imm)", "11110-001001----0---1111--------") +INST(thumb32_TEQ_imm, "TEQ (imm)", "11110v001001nnnn0vvv1111vvvvvvvv") //INST(thumb32_EOR_imm, "EOR (imm)", "11110-00100-----0---------------") //INST(thumb32_CMN_imm, "CMN (imm)", "11110-010001----0---1111--------") //INST(thumb32_ADD_imm_1, "ADD (imm)", "11110-01000-----0---------------") diff --git a/src/frontend/A32/translate/impl/thumb32_data_processing_modified_immediate.cpp b/src/frontend/A32/translate/impl/thumb32_data_processing_modified_immediate.cpp index 17507de4..d2bf430f 100644 --- a/src/frontend/A32/translate/impl/thumb32_data_processing_modified_immediate.cpp +++ b/src/frontend/A32/translate/impl/thumb32_data_processing_modified_immediate.cpp @@ -126,4 +126,18 @@ bool ThumbTranslatorVisitor::thumb32_ORN_imm(Imm<1> i, bool S, Reg n, Imm<3> imm return true; } +bool ThumbTranslatorVisitor::thumb32_TEQ_imm(Imm<1> i, Reg n, Imm<3> imm3, Imm<8> imm8) { + if (n == Reg::PC) { + return UnpredictableInstruction(); + } + + const auto imm_carry = ThumbExpandImm_C(i, imm3, imm8, ir.GetCFlag()); + const auto result = ir.Eor(ir.GetRegister(n), ir.Imm32(imm_carry.imm32)); + + ir.SetNFlag(ir.MostSignificantBit(result)); + ir.SetZFlag(ir.IsZero(result)); + ir.SetCFlag(imm_carry.carry); + return true; +} + } // namespace Dynarmic::A32 diff --git a/src/frontend/A32/translate/impl/translate_thumb.h b/src/frontend/A32/translate/impl/translate_thumb.h index a5465c35..fbc584c7 100644 --- a/src/frontend/A32/translate/impl/translate_thumb.h +++ b/src/frontend/A32/translate/impl/translate_thumb.h @@ -156,6 +156,7 @@ struct ThumbTranslatorVisitor final { bool thumb32_ORR_imm(Imm<1> i, bool S, Reg n, Imm<3> imm3, Reg d, Imm<8> imm8); bool thumb32_MVN_imm(Imm<1> i, bool S, Imm<3> imm3, Reg d, Imm<8> imm8); bool thumb32_ORN_imm(Imm<1> i, bool S, Reg n, Imm<3> imm3, Reg d, Imm<8> imm8); + bool thumb32_TEQ_imm(Imm<1> i, Reg n, Imm<3> imm3, Imm<8> imm8); // thumb32 miscellaneous control instructions bool thumb32_UDF();