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shader: Implement I2F

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This commit is contained in:
ReinUsesLisp
2021-03-20 05:04:12 -03:00
committed by ameerj
parent c97d03efb9
commit f91859efd2
17 changed files with 429 additions and 70 deletions
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145
src/shader_recompiler/frontend/ir/ir_emitter.cpp
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@ -53,6 +53,10 @@ U64 IREmitter::Imm64(u64 value) const {
return U64{Value{value}};
}
U64 IREmitter::Imm64(s64 value) const {
return U64{Value{static_cast<u64>(value)}};
}
F64 IREmitter::Imm64(f64 value) const {
return F64{Value{value}};
}
@ -363,7 +367,7 @@ U1 IREmitter::GetSparseFromOp(const Value& op) {
}
F16F32F64 IREmitter::FPAdd(const F16F32F64& a, const F16F32F64& b, FpControl control) {
if (a.Type() != a.Type()) {
if (a.Type() != b.Type()) {
throw InvalidArgument("Mismatching types {} and {}", a.Type(), b.Type());
}
switch (a.Type()) {
@ -974,8 +978,15 @@ U32U64 IREmitter::INeg(const U32U64& value) {
}
}
U32 IREmitter::IAbs(const U32& value) {
return Inst<U32>(Opcode::IAbs32, value);
U32U64 IREmitter::IAbs(const U32U64& value) {
switch (value.Type()) {
case Type::U32:
return Inst<U32>(Opcode::IAbs32, value);
case Type::U64:
return Inst<U64>(Opcode::IAbs64, value);
default:
ThrowInvalidType(value.Type());
}
}
U32U64 IREmitter::ShiftLeftLogical(const U32U64& base, const U32& shift) {
@ -1074,8 +1085,25 @@ U1 IREmitter::ILessThan(const U32& lhs, const U32& rhs, bool is_signed) {
return Inst<U1>(is_signed ? Opcode::SLessThan : Opcode::ULessThan, lhs, rhs);
}
U1 IREmitter::IEqual(const U32& lhs, const U32& rhs) {
return Inst<U1>(Opcode::IEqual, lhs, rhs);
U1 IREmitter::IEqual(const U32U64& lhs, const U32U64& rhs) {
if (lhs.Type() != rhs.Type()) {
throw InvalidArgument("Mismatching types {} and {}", lhs.Type(), rhs.Type());
}
switch (lhs.Type()) {
case Type::U32:
return Inst<U1>(Opcode::IEqual, lhs, rhs);
case Type::U64: {
// Manually compare the unpacked values
const Value lhs_vector{UnpackUint2x32(lhs)};
const Value rhs_vector{UnpackUint2x32(rhs)};
return LogicalAnd(IEqual(IR::U32{CompositeExtract(lhs_vector, 0)},
IR::U32{CompositeExtract(rhs_vector, 0)}),
IEqual(IR::U32{CompositeExtract(lhs_vector, 1)},
IR::U32{CompositeExtract(rhs_vector, 1)}));
}
default:
ThrowInvalidType(lhs.Type());
}
}
U1 IREmitter::ILessThanEqual(const U32& lhs, const U32& rhs, bool is_signed) {
@ -1198,79 +1226,96 @@ U32U64 IREmitter::ConvertFToI(size_t bitsize, bool is_signed, const F16F32F64& v
}
}
F16F32F64 IREmitter::ConvertSToF(size_t bitsize, const U32U64& value) {
switch (bitsize) {
F16F32F64 IREmitter::ConvertSToF(size_t dest_bitsize, size_t src_bitsize, const Value& value) {
switch (dest_bitsize) {
case 16:
switch (value.Type()) {
case Type::U32:
switch (src_bitsize) {
case 8:
return Inst<F16>(Opcode::ConvertF16S8, value);
case 16:
return Inst<F16>(Opcode::ConvertF16S16, value);
case 32:
return Inst<F16>(Opcode::ConvertF16S32, value);
case Type::U64:
case 64:
return Inst<F16>(Opcode::ConvertF16S64, value);
default:
ThrowInvalidType(value.Type());
}
break;
case 32:
switch (value.Type()) {
case Type::U32:
switch (src_bitsize) {
case 8:
return Inst<F32>(Opcode::ConvertF32S8, value);
case 16:
return Inst<F32>(Opcode::ConvertF32S16, value);
case 32:
return Inst<F32>(Opcode::ConvertF32S32, value);
case Type::U64:
case 64:
return Inst<F32>(Opcode::ConvertF32S64, value);
default:
ThrowInvalidType(value.Type());
}
break;
case 64:
switch (value.Type()) {
case Type::U32:
return Inst<F16>(Opcode::ConvertF64S32, value);
case Type::U64:
return Inst<F16>(Opcode::ConvertF64S64, value);
default:
ThrowInvalidType(value.Type());
switch (src_bitsize) {
case 8:
return Inst<F64>(Opcode::ConvertF64S8, value);
case 16:
return Inst<F64>(Opcode::ConvertF64S16, value);
case 32:
return Inst<F64>(Opcode::ConvertF64S32, value);
case 64:
return Inst<F64>(Opcode::ConvertF64S64, value);
}
default:
throw InvalidArgument("Invalid destination bitsize {}", bitsize);
break;
}
throw InvalidArgument("Invalid bit size combination dst={} src={}", dest_bitsize, src_bitsize);
}
F16F32F64 IREmitter::ConvertUToF(size_t bitsize, const U32U64& value) {
switch (bitsize) {
F16F32F64 IREmitter::ConvertUToF(size_t dest_bitsize, size_t src_bitsize, const Value& value) {
switch (dest_bitsize) {
case 16:
switch (value.Type()) {
case Type::U32:
switch (src_bitsize) {
case 8:
return Inst<F16>(Opcode::ConvertF16U8, value);
case 16:
return Inst<F16>(Opcode::ConvertF16U16, value);
case 32:
return Inst<F16>(Opcode::ConvertF16U32, value);
case Type::U64:
case 64:
return Inst<F16>(Opcode::ConvertF16U64, value);
default:
ThrowInvalidType(value.Type());
}
break;
case 32:
switch (value.Type()) {
case Type::U32:
switch (src_bitsize) {
case 8:
return Inst<F32>(Opcode::ConvertF32U8, value);
case 16:
return Inst<F32>(Opcode::ConvertF32U16, value);
case 32:
return Inst<F32>(Opcode::ConvertF32U32, value);
case Type::U64:
case 64:
return Inst<F32>(Opcode::ConvertF32U64, value);
default:
ThrowInvalidType(value.Type());
}
break;
case 64:
switch (value.Type()) {
case Type::U32:
return Inst<F16>(Opcode::ConvertF64U32, value);
case Type::U64:
return Inst<F16>(Opcode::ConvertF64U64, value);
default:
ThrowInvalidType(value.Type());
switch (src_bitsize) {
case 8:
return Inst<F64>(Opcode::ConvertF64U8, value);
case 16:
return Inst<F64>(Opcode::ConvertF64U16, value);
case 32:
return Inst<F64>(Opcode::ConvertF64U32, value);
case 64:
return Inst<F64>(Opcode::ConvertF64U64, value);
}
default:
throw InvalidArgument("Invalid destination bitsize {}", bitsize);
break;
}
throw InvalidArgument("Invalid bit size combination dst={} src={}", dest_bitsize, src_bitsize);
}
F16F32F64 IREmitter::ConvertIToF(size_t bitsize, bool is_signed, const U32U64& value) {
F16F32F64 IREmitter::ConvertIToF(size_t dest_bitsize, size_t src_bitsize, bool is_signed,
const Value& value) {
if (is_signed) {
return ConvertSToF(bitsize, value);
return ConvertSToF(dest_bitsize, src_bitsize, value);
} else {
return ConvertUToF(bitsize, value);
return ConvertUToF(dest_bitsize, src_bitsize, value);
}
}