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shader: Refactor PTP and other minor changes

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This commit is contained in:
ReinUsesLisp 2021-03-26 16:46:07 -03:00 • committed by ameerj
parent b5db38f50e
commit d9c5bd9509
14 changed files with 67 additions and 123 deletions
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38
src/shader_recompiler/backend/spirv/emit_spirv_image.cpp
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@ -30,16 +30,34 @@ public:
}
}
explicit ImageOperands([[maybe_unused]] EmitContext& ctx, Id offset, Id offset2) {
if (Sirit::ValidId(offset)) {
Add(spv::ImageOperandsMask::Offset, offset);
explicit ImageOperands(EmitContext& ctx, const IR::Value& offset, const IR::Value& offset2) {
if (offset2.IsEmpty()) {
if (offset.IsEmpty()) {
return;
}
Add(spv::ImageOperandsMask::Offset, ctx.Def(offset));
return;
}
if (Sirit::ValidId(offset2)) {
Add(spv::ImageOperandsMask::ConstOffsets, offset2);
const std::array values{offset.InstRecursive(), offset2.InstRecursive()};
if (!values[0]->AreAllArgsImmediates() || !values[1]->AreAllArgsImmediates()) {
throw NotImplementedException("Not all arguments in PTP are immediate");
}
const IR::Opcode opcode{values[0]->Opcode()};
if (opcode != values[1]->Opcode() || opcode != IR::Opcode::CompositeConstructU32x4) {
throw LogicError("Invalid PTP arguments");
}
auto read{[&](int a, int b) { return ctx.Constant(ctx.U32[1], values[a]->Arg(b).U32()); }};
const Id offsets{
ctx.ConstantComposite(ctx.TypeArray(ctx.U32[2], ctx.Constant(ctx.U32[1], 4)),
ctx.ConstantComposite(ctx.U32[2], read(0, 0), read(0, 1)),
ctx.ConstantComposite(ctx.U32[2], read(0, 2), read(0, 3)),
ctx.ConstantComposite(ctx.U32[2], read(1, 0), read(1, 1)),
ctx.ConstantComposite(ctx.U32[2], read(1, 2), read(1, 3)))};
Add(spv::ImageOperandsMask::ConstOffsets, offsets);
}
explicit ImageOperands([[maybe_unused]] EmitContext& ctx, Id offset, Id lod, Id ms) {
explicit ImageOperands(Id offset, Id lod, Id ms) {
if (Sirit::ValidId(lod)) {
Add(spv::ImageOperandsMask::Lod, lod);
}
@ -197,8 +215,8 @@ Id EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Va
Texture(ctx, index), coords, dref, operands.Mask(), operands.Span());
}
Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id offset2) {
Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
const IR::Value& offset, const IR::Value& offset2) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseGather, &EmitContext::OpImageGather, ctx, inst,
@ -208,7 +226,7 @@ Id EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id
}
Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords,
Id offset, Id offset2, Id dref) {
const IR::Value& offset, const IR::Value& offset2, Id dref) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, offset2);
return Emit(&EmitContext::OpImageSparseDrefGather, &EmitContext::OpImageDrefGather, ctx, inst,
@ -218,7 +236,7 @@ Id EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
Id EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index, Id coords, Id offset,
Id lod, Id ms) {
const auto info{inst->Flags<IR::TextureInstInfo>()};
const ImageOperands operands(ctx, offset, lod, ms);
const ImageOperands operands(offset, lod, ms);
return Emit(&EmitContext::OpImageSparseFetch, &EmitContext::OpImageFetch, ctx, inst, ctx.F32[4],
Texture(ctx, index), coords, operands.Mask(), operands.Span());
}