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Code Issues Releases Activity

shader/half_set_predicate: Fix HSETP2 implementation

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This commit is contained in:
ReinUsesLisp 2019-07-19 22:20:34 -03:00
parent 6c4985edc9
commit 45c162444d
4 changed files with 23 additions and 44 deletions
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16
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -254,10 +254,6 @@ public:
}
private:
using OperationDecompilerFn = std::string (GLSLDecompiler::*)(Operation);
using OperationDecompilersArray =
std::array<OperationDecompilerFn, static_cast<std::size_t>(OperationCode::Amount)>;
void DeclareVertex() {
if (stage != ShaderStage::Vertex)
return;
@ -1400,14 +1396,10 @@ private:
return fmt::format("{}[{}]", pair, VisitOperand(operation, 1, Type::Uint));
}
std::string LogicalAll2(Operation operation) {
std::string LogicalAnd2(Operation operation) {
return GenerateUnary(operation, "all", Type::Bool, Type::Bool2);
}
std::string LogicalAny2(Operation operation) {
return GenerateUnary(operation, "any", Type::Bool, Type::Bool2);
}
template <bool with_nan>
std::string GenerateHalfComparison(Operation operation, const std::string& compare_op) {
const std::string comparison{GenerateBinaryCall(operation, compare_op, Type::Bool2,
@ -1714,7 +1706,7 @@ private:
return "utof(gl_WorkGroupID"s + GetSwizzle(element) + ')';
}
static constexpr OperationDecompilersArray operation_decompilers = {
static constexpr std::array operation_decompilers = {
&GLSLDecompiler::Assign,
&GLSLDecompiler::Select,
@ -1798,8 +1790,7 @@ private:
&GLSLDecompiler::LogicalXor,
&GLSLDecompiler::LogicalNegate,
&GLSLDecompiler::LogicalPick2,
&GLSLDecompiler::LogicalAll2,
&GLSLDecompiler::LogicalAny2,
&GLSLDecompiler::LogicalAnd2,
&GLSLDecompiler::LogicalLessThan<Type::Float>,
&GLSLDecompiler::LogicalEqual<Type::Float>,
@ -1863,6 +1854,7 @@ private:
&GLSLDecompiler::WorkGroupId<1>,
&GLSLDecompiler::WorkGroupId<2>,
};
static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount));
std::string GetRegister(u32 index) const {
return GetDeclarationWithSuffix(index, "gpr");

17
src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
View file

@ -205,10 +205,6 @@ public:
}
private:
using OperationDecompilerFn = Id (SPIRVDecompiler::*)(Operation);
using OperationDecompilersArray =
std::array<OperationDecompilerFn, static_cast<std::size_t>(OperationCode::Amount)>;
static constexpr auto INTERNAL_FLAGS_COUNT = static_cast<std::size_t>(InternalFlag::Amount);
void AllocateBindings() {
@ -804,12 +800,7 @@ private:
return {};
}
Id LogicalAll2(Operation operation) {
UNIMPLEMENTED();
return {};
}
Id LogicalAny2(Operation operation) {
Id LogicalAnd2(Operation operation) {
UNIMPLEMENTED();
return {};
}
@ -1206,7 +1197,7 @@ private:
return {};
}
static constexpr OperationDecompilersArray operation_decompilers = {
static constexpr std::array operation_decompilers = {
&SPIRVDecompiler::Assign,
&SPIRVDecompiler::Ternary<&Module::OpSelect, Type::Float, Type::Bool, Type::Float,
@ -1291,8 +1282,7 @@ private:
&SPIRVDecompiler::Binary<&Module::OpLogicalNotEqual, Type::Bool>,
&SPIRVDecompiler::Unary<&Module::OpLogicalNot, Type::Bool>,
&SPIRVDecompiler::LogicalPick2,
&SPIRVDecompiler::LogicalAll2,
&SPIRVDecompiler::LogicalAny2,
&SPIRVDecompiler::LogicalAnd2,
&SPIRVDecompiler::Binary<&Module::OpFOrdLessThan, Type::Bool, Type::Float>,
&SPIRVDecompiler::Binary<&Module::OpFOrdEqual, Type::Bool, Type::Float>,
@ -1357,6 +1347,7 @@ private:
&SPIRVDecompiler::WorkGroupId<1>,
&SPIRVDecompiler::WorkGroupId<2>,
};
static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount));
const VKDevice& device;
const ShaderIR& ir;

31
src/video_core/shader/decode/half_set_predicate.cpp
View file

@ -51,26 +51,23 @@ u32 ShaderIR::DecodeHalfSetPredicate(NodeBlock& bb, u32 pc) {
op_b = Immediate(0);
}
// We can't use the constant predicate as destination.
ASSERT(instr.hsetp2.pred3 != static_cast<u64>(Pred::UnusedIndex));
const Node second_pred = GetPredicate(instr.hsetp2.pred39, instr.hsetp2.neg_pred != 0);
const OperationCode combiner = GetPredicateCombiner(instr.hsetp2.op);
const OperationCode pair_combiner =
h_and ? OperationCode::LogicalAll2 : OperationCode::LogicalAny2;
const Node pred39 = GetPredicate(instr.hsetp2.pred39, instr.hsetp2.neg_pred);
const auto Write = [&](u64 dest, Node src) {
SetPredicate(bb, dest, Operation(combiner, std::move(src), pred39));
};
const Node comparison = GetPredicateComparisonHalf(cond, op_a, op_b);
const Node first_pred = Operation(pair_combiner, comparison);
// Set the primary predicate to the result of Predicate OP SecondPredicate
const Node value = Operation(combiner, first_pred, second_pred);
SetPredicate(bb, instr.hsetp2.pred3, value);
if (instr.hsetp2.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
// Set the secondary predicate to the result of !Predicate OP SecondPredicate, if enabled
const Node negated_pred = Operation(OperationCode::LogicalNegate, first_pred);
SetPredicate(bb, instr.hsetp2.pred0, Operation(combiner, negated_pred, second_pred));
const u64 first = instr.hsetp2.pred0;
const u64 second = instr.hsetp2.pred3;
if (h_and) {
const Node joined = Operation(OperationCode::LogicalAnd2, comparison);
Write(first, joined);
Write(second, Operation(OperationCode::LogicalNegate, joined));
} else {
Write(first, Operation(OperationCode::LogicalPick2, comparison, Immediate(0u)));
Write(second, Operation(OperationCode::LogicalPick2, comparison, Immediate(1u)));
}
return pc;

3
src/video_core/shader/node.h
View file

@ -101,8 +101,7 @@ enum class OperationCode {
LogicalXor, /// (bool a, bool b) -> bool
LogicalNegate, /// (bool a) -> bool
LogicalPick2, /// (bool2 pair, uint index) -> bool
LogicalAll2, /// (bool2 a) -> bool
LogicalAny2, /// (bool2 a) -> bool
LogicalAnd2, /// (bool2 a) -> bool
LogicalFLessThan, /// (float a, float b) -> bool
LogicalFEqual, /// (float a, float b) -> bool