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gl_shader_decompiler: Partially implement F2F_R instruction.

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This commit is contained in:
bunnei 2018-05-29 23:10:44 -04:00
parent 6306655665
commit 68937a662d
2 changed files with 9 additions and 4 deletions
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6
src/video_core/engines/shader_bytecode.h
View file

@ -456,9 +456,9 @@ private:
INST("00011110--------", Id::FMUL32_IMM, Type::Arithmetic, "FMUL32_IMM"),
INST("0101000010000---", Id::MUFU, Type::Arithmetic, "MUFU"),
INST("0101110010010---", Id::RRO, Type::Arithmetic, "RRO"),
INST("0100110010101---", Id::F2F_C, Type::Arithmetic, "F2F_C"),
INST("0101110010101---", Id::F2F_R, Type::Arithmetic, "F2F_R"),
INST("0011100-10101---", Id::F2F_IMM, Type::Arithmetic, "F2F_IMM"),
INST("0100110010101---", Id::F2F_C, Type::Conversion, "F2F_C"),
INST("0101110010101---", Id::F2F_R, Type::Conversion, "F2F_R"),
INST("0011100-10101---", Id::F2F_IMM, Type::Conversion, "F2F_IMM"),
INST("0100110010110---", Id::F2I_C, Type::Arithmetic, "F2I_C"),
INST("0101110010110---", Id::F2I_R, Type::Arithmetic, "F2I_R"),
INST("0011100-10110---", Id::F2I_IMM, Type::Arithmetic, "F2I_IMM"),

7
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -834,13 +834,14 @@ private:
}
case OpCode::Type::Conversion: {
ASSERT_MSG(instr.conversion.size == Register::Size::Word, "Unimplemented");
ASSERT_MSG(!instr.conversion.selector, "Unimplemented");
ASSERT_MSG(!instr.conversion.negate_a, "Unimplemented");
ASSERT_MSG(!instr.conversion.saturate_a, "Unimplemented");
switch (opcode->GetId()) {
case OpCode::Id::I2I_R:
case OpCode::Id::I2F_R: {
ASSERT_MSG(!instr.conversion.selector, "Unimplemented");
std::string op_a =
regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_signed);
@ -851,6 +852,10 @@ private:
regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_signed, 0, op_a, 1, 1);
break;
}
case OpCode::Id::F2F_R: {
regs.SetRegisterToFloat(instr.gpr0, 0, regs.GetRegisterAsFloat(instr.gpr20), 1, 1);
break;
}
default: {
NGLOG_CRITICAL(HW_GPU, "Unhandled conversion instruction: {}", opcode->GetName());
UNREACHABLE();