diff options
| -rw-r--r-- | src/video_core/engines/shader_bytecode.h | 18 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 44 |
2 files changed, 62 insertions, 0 deletions
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h index a6e764ea4..39ae065de 100644 --- a/src/video_core/engines/shader_bytecode.h +++ b/src/video_core/engines/shader_bytecode.h @@ -832,6 +832,21 @@ union Instruction { } fset; union { + BitField<49, 1, u64> bf; + BitField<35, 3, PredCondition> cond; + BitField<50, 1, u64> ftz; + BitField<45, 2, PredOperation> op; + BitField<43, 1, u64> negate_a; + BitField<44, 1, u64> abs_a; + BitField<47, 2, HalfType> type_a; + BitField<31, 1, u64> negate_b; + BitField<30, 1, u64> abs_b; + BitField<28, 2, HalfType> type_b; + BitField<42, 1, u64> neg_pred; + BitField<39, 3, u64> pred39; + } hset2; + + union { BitField<39, 3, u64> pred39; BitField<42, 1, u64> neg_pred; BitField<44, 1, u64> bf; @@ -1257,6 +1272,7 @@ public: HFMA2_RR, HFMA2_IMM_R, HSETP2_R, + HSET2_R, POPC_C, POPC_R, POPC_IMM, @@ -1343,6 +1359,7 @@ public: FloatSetPredicate, IntegerSet, IntegerSetPredicate, + HalfSet, HalfSetPredicate, PredicateSetPredicate, PredicateSetRegister, @@ -1516,6 +1533,7 @@ private: INST("0101110100000---", Id::HFMA2_RR, Type::Hfma2, "HFMA2_RR"), INST("01110---0-------", Id::HFMA2_IMM_R, Type::Hfma2, "HFMA2_R_IMM"), INST("0101110100100---", Id::HSETP2_R, Type::HalfSetPredicate, "HSETP_R"), + INST("0101110100011---", Id::HSET2_R, Type::HalfSet, "HSET2_R"), INST("0101000010000---", Id::MUFU, Type::Arithmetic, "MUFU"), INST("0100110010010---", Id::RRO_C, Type::Arithmetic, "RRO_C"), INST("0101110010010---", Id::RRO_R, Type::Arithmetic, "RRO_R"), diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 06f85fad2..23349b1a1 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -2996,6 +2996,50 @@ private: } break; } + case OpCode::Type::HalfSet: { + ASSERT_MSG(instr.hset2.ftz == 0, "Unimplemented"); + + const std::string op_a = + GetHalfFloat(regs.GetRegisterAsInteger(instr.gpr8, 0, false), instr.hset2.type_a, + instr.hset2.abs_a != 0, instr.hset2.negate_a != 0); + + const std::string op_b = [&]() { + switch (opcode->GetId()) { + case OpCode::Id::HSET2_R: + return GetHalfFloat(regs.GetRegisterAsInteger(instr.gpr20, 0, false), + instr.hset2.type_b, instr.hset2.abs_b != 0, + instr.hset2.negate_b != 0); + default: + UNREACHABLE(); + return std::string("vec2(0)"); + } + }(); + + const std::string second_pred = + GetPredicateCondition(instr.hset2.pred39, instr.hset2.neg_pred != 0); + + const std::string combiner = GetPredicateCombiner(instr.hset2.op); + + // HSET2 operates on each half float in the pack. + std::string result; + for (int i = 0; i < 2; ++i) { + const std::string float_value = i == 0 ? "0x00003c00" : "0x3c000000"; + const std::string integer_value = i == 0 ? "0x0000ffff" : "0xffff0000"; + const std::string value = instr.hset2.bf == 1 ? float_value : integer_value; + + const std::string comp = std::string(".") + "xy"[i]; + const std::string predicate = + "((" + GetPredicateComparison(instr.hset2.cond, op_a + comp, op_b + comp) + + ") " + combiner + " (" + second_pred + "))"; + + result += '(' + predicate + " ? " + value + " : 0)"; + if (i == 0) { + result += " | "; + } + } + regs.SetRegisterToInteger(instr.gpr0, false, 0, '(' + result + ')', 1, 1); + break; + } case OpCode::Type::Xmad: { ASSERT_MSG(!instr.xmad.sign_a, "Unimplemented"); ASSERT_MSG(!instr.xmad.sign_b, "Unimplemented"); |