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author | Fernando S <fsahmkow27@gmail.com> | 2022-04-07 12:40:59 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2022-04-07 12:40:59 +0200 |
commit | 4d5900aaa1776b01ec666a14480018aa86e02e6f (patch) | |
tree | 6564d65d194725e528fb525dadad3300b58197fa /src/shader_recompiler/backend | |
parent | Merge pull request #8164 from liamwhite/jit-stub (diff) | |
parent | shader_recompiler: Decrease indirect cbuf limit to match hardware (diff) | |
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Diffstat (limited to 'src/shader_recompiler/backend')
4 files changed, 48 insertions, 18 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp index 0c1fbc7b1..282668b36 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp @@ -35,6 +35,15 @@ std::string_view OutputVertexIndex(EmitContext& ctx) { return ctx.stage == Stage::TessellationControl ? "[gl_InvocationID]" : ""; } +std::string ChooseCbuf(EmitContext& ctx, const IR::Value& binding, std::string_view index) { + if (binding.IsImmediate()) { + return fmt::format("{}_cbuf{}[{}]", ctx.stage_name, binding.U32(), index); + } else { + const auto binding_var{ctx.var_alloc.Consume(binding)}; + return fmt::format("GetCbufIndirect({},{})", binding_var, index); + } +} + void GetCbuf(EmitContext& ctx, std::string_view ret, const IR::Value& binding, const IR::Value& offset, u32 num_bits, std::string_view cast = {}, std::string_view bit_offset = {}) { @@ -55,8 +64,8 @@ void GetCbuf(EmitContext& ctx, std::string_view ret, const IR::Value& binding, const auto swizzle{is_immediate ? fmt::format(".{}", OffsetSwizzle(offset.U32())) : fmt::format("[({}>>2)%4]", offset_var)}; - const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())}; - const auto cbuf_cast{fmt::format("{}({}[{}]{{}})", cast, cbuf, index)}; + const auto cbuf{ChooseCbuf(ctx, binding, index)}; + const auto cbuf_cast{fmt::format("{}({}{{}})", cast, cbuf)}; const auto extraction{num_bits == 32 ? cbuf_cast : fmt::format("bitfieldExtract({},int({}),{})", cbuf_cast, bit_offset, num_bits)}; @@ -140,9 +149,9 @@ void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const IR::Value& offset) { - const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())}; const auto cast{ctx.profile.has_gl_cbuf_ftou_bug ? "" : "ftou"}; if (offset.IsImmediate()) { + const auto cbuf{fmt::format("{}_cbuf{}", ctx.stage_name, binding.U32())}; static constexpr u32 cbuf_size{0x10000}; const u32 u32_offset{offset.U32()}; const s32 signed_offset{static_cast<s32>(offset.U32())}; @@ -162,17 +171,17 @@ void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding return; } const auto offset_var{ctx.var_alloc.Consume(offset)}; + const auto cbuf{ChooseCbuf(ctx, binding, fmt::format("{}>>4", offset_var))}; if (!ctx.profile.has_gl_component_indexing_bug) { - ctx.AddU32x2("{}=uvec2({}({}[{}>>4][({}>>2)%4]),{}({}[({}+4)>>4][(({}+4)>>2)%4]));", inst, - cast, cbuf, offset_var, offset_var, cast, cbuf, offset_var, offset_var); + ctx.AddU32x2("{}=uvec2({}({}[({}>>2)%4]),{}({}[(({}+4)>>2)%4]));", inst, cast, cbuf, + offset_var, cast, cbuf, offset_var); return; } const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x2)}; const auto cbuf_offset{fmt::format("{}>>2", offset_var)}; for (u32 swizzle = 0; swizzle < 4; ++swizzle) { - ctx.Add("if(({}&3)=={}){}=uvec2({}({}[{}>>4].{}),{}({}[({}+4)>>4].{}));", cbuf_offset, - swizzle, ret, cast, cbuf, offset_var, "xyzw"[swizzle], cast, cbuf, offset_var, - "xyzw"[(swizzle + 1) % 4]); + ctx.Add("if(({}&3)=={}){}=uvec2({}({}.{}),{}({}.{}));", cbuf_offset, swizzle, ret, cast, + cbuf, "xyzw"[swizzle], cast, cbuf, "xyzw"[(swizzle + 1) % 4]); } } diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp index e816a93ec..17266f40d 100644 --- a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp +++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp @@ -359,6 +359,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile header += "layout(location=0) uniform vec4 scaling;"; } DefineConstantBuffers(bindings); + DefineConstantBufferIndirect(); DefineStorageBuffers(bindings); SetupImages(bindings); SetupTextures(bindings); @@ -436,6 +437,24 @@ void EmitContext::DefineConstantBuffers(Bindings& bindings) { } } +void EmitContext::DefineConstantBufferIndirect() { + if (!info.uses_cbuf_indirect) { + return; + } + + header += profile.has_gl_cbuf_ftou_bug ? "uvec4 " : "vec4 "; + header += "GetCbufIndirect(uint binding, uint offset){" + "switch(binding){" + "default:"; + + for (const auto& desc : info.constant_buffer_descriptors) { + header += + fmt::format("case {}:return {}_cbuf{}[offset];", desc.index, stage_name, desc.index); + } + + header += "}}"; +} + void EmitContext::DefineStorageBuffers(Bindings& bindings) { if (info.storage_buffers_descriptors.empty()) { return; diff --git a/src/shader_recompiler/backend/glsl/glsl_emit_context.h b/src/shader_recompiler/backend/glsl/glsl_emit_context.h index d9b639d29..2b13db6e6 100644 --- a/src/shader_recompiler/backend/glsl/glsl_emit_context.h +++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.h @@ -162,6 +162,7 @@ public: private: void SetupExtensions(); void DefineConstantBuffers(Bindings& bindings); + void DefineConstantBufferIndirect(); void DefineStorageBuffers(Bindings& bindings); void DefineGenericOutput(size_t index, u32 invocations); void DefineHelperFunctions(); diff --git a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp index 28f6a6184..9c83cd2e4 100644 --- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp @@ -1043,15 +1043,15 @@ void EmitContext::DefineConstantBufferIndirectFunctions(const Info& info) { const Id merge_label{OpLabel()}; const Id uniform_type{uniform_types.*member_ptr}; - std::array<Id, Info::MAX_CBUFS> buf_labels; - std::array<Sirit::Literal, Info::MAX_CBUFS> buf_literals; - for (u32 i = 0; i < Info::MAX_CBUFS; i++) { + std::array<Id, Info::MAX_INDIRECT_CBUFS> buf_labels; + std::array<Sirit::Literal, Info::MAX_INDIRECT_CBUFS> buf_literals; + for (u32 i = 0; i < Info::MAX_INDIRECT_CBUFS; i++) { buf_labels[i] = OpLabel(); buf_literals[i] = Sirit::Literal{i}; } OpSelectionMerge(merge_label, spv::SelectionControlMask::MaskNone); OpSwitch(binding, buf_labels[0], buf_literals, buf_labels); - for (u32 i = 0; i < Info::MAX_CBUFS; i++) { + for (u32 i = 0; i < Info::MAX_INDIRECT_CBUFS; i++) { AddLabel(buf_labels[i]); const Id cbuf{cbufs[i].*member_ptr}; const Id access_chain{OpAccessChain(uniform_type, cbuf, u32_zero_value, offset)}; @@ -1064,22 +1064,23 @@ void EmitContext::DefineConstantBufferIndirectFunctions(const Info& info) { return func; }}; IR::Type types{info.used_indirect_cbuf_types}; - if (True(types & IR::Type::U8)) { + bool supports_aliasing = profile.support_descriptor_aliasing; + if (supports_aliasing && True(types & IR::Type::U8)) { load_const_func_u8 = make_accessor(U8, &UniformDefinitions::U8); } - if (True(types & IR::Type::U16)) { + if (supports_aliasing && True(types & IR::Type::U16)) { load_const_func_u16 = make_accessor(U16, &UniformDefinitions::U16); } - if (True(types & IR::Type::F32)) { + if (supports_aliasing && True(types & IR::Type::F32)) { load_const_func_f32 = make_accessor(F32[1], &UniformDefinitions::F32); } - if (True(types & IR::Type::U32)) { + if (supports_aliasing && True(types & IR::Type::U32)) { load_const_func_u32 = make_accessor(U32[1], &UniformDefinitions::U32); } - if (True(types & IR::Type::U32x2)) { + if (supports_aliasing && True(types & IR::Type::U32x2)) { load_const_func_u32x2 = make_accessor(U32[2], &UniformDefinitions::U32x2); } - if (True(types & IR::Type::U32x4)) { + if (!supports_aliasing || True(types & IR::Type::U32x4)) { load_const_func_u32x4 = make_accessor(U32[4], &UniformDefinitions::U32x4); } } |