shader_decode: Implement POPC

This commit is contained in:
ReinUsesLisp 2018-12-23 01:33:47 -03:00
parent 55e6786254
commit 027f443e69
4 changed files with 22 additions and 1 deletions

View File

@ -119,6 +119,16 @@ u32 ShaderIR::DecodeArithmeticInteger(BasicBlock& bb, u32 pc) {
SetRegister(bb, instr.gpr0, value);
break;
}
case OpCode::Id::POPC_C:
case OpCode::Id::POPC_R:
case OpCode::Id::POPC_IMM: {
if (instr.popc.invert) {
op_b = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_b);
}
const Node value = Operation(OperationCode::IBitCount, PRECISE, op_b);
SetRegister(bb, instr.gpr0, value);
break;
}
case OpCode::Id::SEL_C:
case OpCode::Id::SEL_R:
case OpCode::Id::SEL_IMM: {

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@ -908,6 +908,11 @@ private:
Type::Int);
}
template <Type type>
std::string BitCount(Operation operation) {
return GenerateUnary(operation, "bitCount", type, type, false);
}
std::string HNegate(Operation operation) {
const auto GetNegate = [&](std::size_t index) -> std::string {
if (const auto pred = std::get_if<PredicateNode>(operation[index])) {
@ -1273,6 +1278,7 @@ private:
&BitwiseXor<Type::Int>,
&BitwiseNot<Type::Int>,
&BitfieldInsert<Type::Int>,
&BitCount<Type::Int>,
&Add<Type::Uint>,
&Mul<Type::Uint>,
@ -1289,6 +1295,7 @@ private:
&BitwiseXor<Type::Uint>,
&BitwiseNot<Type::Uint>,
&BitfieldInsert<Type::Uint>,
&BitCount<Type::Uint>,
&Add<Type::HalfFloat>,
&Mul<Type::HalfFloat>,

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@ -386,6 +386,8 @@ void ShaderIR::SetLocalMemory(BasicBlock& bb, Node address, Node value) {
return OperationCode::UBitwiseNot;
case OperationCode::IBitfieldInsert:
return OperationCode::UBitfieldInsert;
case OperationCode::IBitCount:
return OperationCode::UBitCount;
case OperationCode::LogicalILessThan:
return OperationCode::LogicalULessThan;
case OperationCode::LogicalIEqual:

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@ -89,6 +89,7 @@ enum class OperationCode {
IBitwiseXor, /// (MetaArithmetic, int a, int b) -> int
IBitwiseNot, /// (MetaArithmetic, int a) -> int
IBitfieldInsert, /// (MetaArithmetic, int base, int insert, int offset, int bits) -> int
IBitCount, /// (MetaArithmetic, int) -> int
UAdd, /// (MetaArithmetic, uint a, uint b) -> uint
UMul, /// (MetaArithmetic, uint a, uint b) -> uint
@ -103,8 +104,9 @@ enum class OperationCode {
UBitwiseAnd, /// (MetaArithmetic, uint a, uint b) -> uint
UBitwiseOr, /// (MetaArithmetic, uint a, uint b) -> uint
UBitwiseXor, /// (MetaArithmetic, uint a, uint b) -> uint
UBitwiseNot, /// (MetaArithmetic, uint a) -> int
UBitwiseNot, /// (MetaArithmetic, uint a) -> uint
UBitfieldInsert, /// (MetaArithmetic, uint base, uint insert, int offset, int bits) -> uint
UBitCount, /// (MetaArithmetic, uint) -> uint
HAdd, /// (MetaHalfArithmetic, f16vec2 a, f16vec2 b) -> f16vec2
HMul, /// (MetaHalfArithmetic, f16vec2 a, f16vec2 b) -> f16vec2