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gl_shader_decompiler: Partially implement I2I_R, and I2F_R.

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This commit is contained in:
bunnei 2018-04-28 20:01:36 -04:00
parent e73927cfc2
commit 0c01c34eff
2 changed files with 34 additions and 8 deletions
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16
src/video_core/engines/shader_bytecode.h
View file

@ -250,7 +250,7 @@ union Instruction {
BitField<45, 1, u64> negate_a;
BitField<49, 1, u64> abs_a;
BitField<50, 1, u64> saturate_a;
} i2i;
} conversion;
BitField<61, 1, u64> is_b_imm;
BitField<60, 1, u64> is_b_gpr;
@ -330,7 +330,7 @@ public:
FloatSet,
FloatSetPredicate,
IntegerSetPredicate,
I2I,
Conversion,
Unknown,
};
@ -452,9 +452,6 @@ private:
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"),
INST("0100110010111---", Id::I2F_C, Type::Arithmetic, "I2F_C"),
INST("0101110010111---", Id::I2F_R, Type::Arithmetic, "I2F_R"),
INST("0011100-10111---", Id::I2F_IMM, Type::Arithmetic, "I2F_IMM"),
INST("000001----------", Id::LOP32I, Type::Arithmetic, "LOP32I"),
INST("0100110010011---", Id::MOV_C, Type::Arithmetic, "MOV_C"),
INST("0101110010011---", Id::MOV_R, Type::Arithmetic, "MOV_R"),
@ -463,9 +460,12 @@ private:
INST("0100110000101---", Id::SHR_C, Type::Arithmetic, "SHR_C"),
INST("0101110000101---", Id::SHR_R, Type::Arithmetic, "SHR_R"),
INST("0011100-00101---", Id::SHR_IMM, Type::Arithmetic, "SHR_IMM"),
INST("0100110011100---", Id::I2I_C, Type::I2I, "I2I_C"),
INST("0101110011100---", Id::I2I_R, Type::I2I, "I2I_R"),
INST("01110001-1000---", Id::I2I_IMM, Type::I2I, "I2I_IMM"),
INST("0100110011100---", Id::I2I_C, Type::Conversion, "I2I_C"),
INST("0101110011100---", Id::I2I_R, Type::Conversion, "I2I_R"),
INST("01110001-1000---", Id::I2I_IMM, Type::Conversion, "I2I_IMM"),
INST("0100110010111---", Id::I2F_C, Type::Conversion, "I2F_C"),
INST("0101110010111---", Id::I2F_R, Type::Conversion, "I2F_R"),
INST("0011100-10111---", Id::I2F_IMM, Type::Conversion, "I2F_IMM"),
INST("01011000--------", Id::FSET_R, Type::FloatSet, "FSET_R"),
INST("0100100---------", Id::FSET_C, Type::FloatSet, "FSET_C"),
INST("0011000---------", Id::FSET_IMM, Type::FloatSet, "FSET_IMM"),

26
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -770,6 +770,32 @@ private:
regs.SetRegisterToFloat(instr.gpr0, 0, op_a + " * " + op_b + " + " + op_c, 1, 1);
break;
}
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: {
std::string op_a =
regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_signed);
if (instr.conversion.abs_a) {
op_a = "abs(" + op_a + ')';
}
regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_signed, 0, op_a, 1, 1);
break;
}
default: {
NGLOG_CRITICAL(HW_GPU, "Unhandled conversion instruction: {}", opcode->GetName());
UNREACHABLE();
}
}
break;
}
case OpCode::Type::Memory: {
const Attribute::Index attribute = instr.attribute.fmt20.index;