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GPU: Implemented the IMNMX shader instruction.

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It's similar to the FMNMX instruction but it works on integers.
This commit is contained in:
Subv 2018-07-04 15:25:48 -05:00
parent 81a44d38ee
commit b0c92b80b1
2 changed files with 31 additions and 3 deletions
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14
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -1127,6 +1127,20 @@ private:
WriteLogicOperation(instr.gpr0, instr.alu.lop.operation, op_a, op_b);
break;
}
case OpCode::Id::IMNMX_C:
case OpCode::Id::IMNMX_R:
case OpCode::Id::IMNMX_IMM: {
ASSERT_MSG(instr.imnmx.exchange == Tegra::Shader::IMinMaxExchange::None,
"Unimplemented");
std::string condition =
GetPredicateCondition(instr.imnmx.pred, instr.imnmx.negate_pred != 0);
std::string parameters = op_a + ',' + op_b;
regs.SetRegisterToInteger(instr.gpr0, instr.imnmx.is_signed, 0,
'(' + condition + ") ? min(" + parameters + ") : max(" +
parameters + ')',
1, 1);
break;
}
default: {
LOG_CRITICAL(HW_GPU, "Unhandled ArithmeticInteger instruction: {}",
opcode->GetName());