summaryrefslogtreecommitdiff
path: root/src/shader_recompiler/frontend/maxwell
diff options
context:
space:
mode:
Diffstat (limited to 'src/shader_recompiler/frontend/maxwell')
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp8
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate_program.cpp118
2 files changed, 80 insertions, 46 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp
index f8cfd4ab6..39af62559 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/texture_query.cpp
@@ -15,11 +15,13 @@ enum class Mode : u64 {
SamplePos = 5,
};
-IR::Value Query(TranslatorVisitor& v, const IR::U32& handle, Mode mode, IR::Reg src_reg) {
+IR::Value Query(TranslatorVisitor& v, const IR::U32& handle, Mode mode, IR::Reg src_reg, u64 mask) {
switch (mode) {
case Mode::Dimension: {
+ const bool needs_num_mips{((mask >> 3) & 1) != 0};
+ const IR::U1 skip_mips{v.ir.Imm1(!needs_num_mips)};
const IR::U32 lod{v.X(src_reg)};
- return v.ir.ImageQueryDimension(handle, lod);
+ return v.ir.ImageQueryDimension(handle, lod, skip_mips);
}
case Mode::TextureType:
case Mode::SamplePos:
@@ -46,7 +48,7 @@ void Impl(TranslatorVisitor& v, u64 insn, std::optional<u32> cbuf_offset) {
handle = v.X(src_reg);
++src_reg;
}
- const IR::Value query{Query(v, handle, txq.mode, src_reg)};
+ const IR::Value query{Query(v, handle, txq.mode, src_reg, txq.mask)};
IR::Reg dest_reg{txq.dest_reg};
for (int element = 0; element < 4; ++element) {
if (((txq.mask >> element) & 1) == 0) {
diff --git a/src/shader_recompiler/frontend/maxwell/translate_program.cpp b/src/shader_recompiler/frontend/maxwell/translate_program.cpp
index 3adbd2b16..a42453e90 100644
--- a/src/shader_recompiler/frontend/maxwell/translate_program.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate_program.cpp
@@ -171,6 +171,70 @@ std::map<IR::Attribute, IR::Attribute> GenerateLegacyToGenericMappings(
}
return mapping;
}
+
+void EmitGeometryPassthrough(IR::IREmitter& ir, const IR::Program& program,
+ const Shader::VaryingState& passthrough_mask,
+ bool passthrough_position,
+ std::optional<IR::Attribute> passthrough_layer_attr) {
+ for (u32 i = 0; i < program.output_vertices; i++) {
+ // Assign generics from input
+ for (u32 j = 0; j < 32; j++) {
+ if (!passthrough_mask.Generic(j)) {
+ continue;
+ }
+
+ const IR::Attribute attr = IR::Attribute::Generic0X + (j * 4);
+ ir.SetAttribute(attr + 0, ir.GetAttribute(attr + 0, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 1, ir.GetAttribute(attr + 1, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 2, ir.GetAttribute(attr + 2, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 3, ir.GetAttribute(attr + 3, ir.Imm32(i)), ir.Imm32(0));
+ }
+
+ if (passthrough_position) {
+ // Assign position from input
+ const IR::Attribute attr = IR::Attribute::PositionX;
+ ir.SetAttribute(attr + 0, ir.GetAttribute(attr + 0, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 1, ir.GetAttribute(attr + 1, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 2, ir.GetAttribute(attr + 2, ir.Imm32(i)), ir.Imm32(0));
+ ir.SetAttribute(attr + 3, ir.GetAttribute(attr + 3, ir.Imm32(i)), ir.Imm32(0));
+ }
+
+ if (passthrough_layer_attr) {
+ // Assign layer
+ ir.SetAttribute(IR::Attribute::Layer, ir.GetAttribute(*passthrough_layer_attr),
+ ir.Imm32(0));
+ }
+
+ // Emit vertex
+ ir.EmitVertex(ir.Imm32(0));
+ }
+ ir.EndPrimitive(ir.Imm32(0));
+}
+
+u32 GetOutputTopologyVertices(OutputTopology output_topology) {
+ switch (output_topology) {
+ case OutputTopology::PointList:
+ return 1;
+ case OutputTopology::LineStrip:
+ return 2;
+ default:
+ return 3;
+ }
+}
+
+void LowerGeometryPassthrough(const IR::Program& program, const HostTranslateInfo& host_info) {
+ for (IR::Block* const block : program.blocks) {
+ for (IR::Inst& inst : block->Instructions()) {
+ if (inst.GetOpcode() == IR::Opcode::Epilogue) {
+ IR::IREmitter ir{*block, IR::Block::InstructionList::s_iterator_to(inst)};
+ EmitGeometryPassthrough(
+ ir, program, program.info.passthrough,
+ program.info.passthrough.AnyComponent(IR::Attribute::PositionX), {});
+ }
+ }
+ }
+}
+
} // Anonymous namespace
IR::Program TranslateProgram(ObjectPool<IR::Inst>& inst_pool, ObjectPool<IR::Block>& block_pool,
@@ -195,9 +259,14 @@ IR::Program TranslateProgram(ObjectPool<IR::Inst>& inst_pool, ObjectPool<IR::Blo
program.is_geometry_passthrough = sph.common0.geometry_passthrough != 0;
if (program.is_geometry_passthrough) {
const auto& mask{env.GpPassthroughMask()};
- for (size_t i = 0; i < program.info.passthrough.mask.size(); ++i) {
+ for (size_t i = 0; i < mask.size() * 32; ++i) {
program.info.passthrough.mask[i] = ((mask[i / 32] >> (i % 32)) & 1) == 0;
}
+
+ if (!host_info.support_geometry_shader_passthrough) {
+ program.output_vertices = GetOutputTopologyVertices(program.output_topology);
+ LowerGeometryPassthrough(program, host_info);
+ }
}
break;
}
@@ -219,11 +288,11 @@ IR::Program TranslateProgram(ObjectPool<IR::Inst>& inst_pool, ObjectPool<IR::Blo
}
Optimization::SsaRewritePass(program);
- Optimization::ConstantPropagationPass(program);
+ Optimization::ConstantPropagationPass(env, program);
Optimization::PositionPass(env, program);
- Optimization::GlobalMemoryToStorageBufferPass(program);
+ Optimization::GlobalMemoryToStorageBufferPass(program, host_info);
Optimization::TexturePass(env, program, host_info);
if (Settings::values.resolution_info.active) {
@@ -342,17 +411,7 @@ IR::Program GenerateGeometryPassthrough(ObjectPool<IR::Inst>& inst_pool,
IR::Program program;
program.stage = Stage::Geometry;
program.output_topology = output_topology;
- switch (output_topology) {
- case OutputTopology::PointList:
- program.output_vertices = 1;
- break;
- case OutputTopology::LineStrip:
- program.output_vertices = 2;
- break;
- default:
- program.output_vertices = 3;
- break;
- }
+ program.output_vertices = GetOutputTopologyVertices(output_topology);
program.is_geometry_passthrough = false;
program.info.loads.mask = source_program.info.stores.mask;
@@ -366,35 +425,8 @@ IR::Program GenerateGeometryPassthrough(ObjectPool<IR::Inst>& inst_pool,
node.data.block = current_block;
IR::IREmitter ir{*current_block};
- for (u32 i = 0; i < program.output_vertices; i++) {
- // Assign generics from input
- for (u32 j = 0; j < 32; j++) {
- if (!program.info.stores.Generic(j)) {
- continue;
- }
-
- const IR::Attribute attr = IR::Attribute::Generic0X + (j * 4);
- ir.SetAttribute(attr + 0, ir.GetAttribute(attr + 0, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 1, ir.GetAttribute(attr + 1, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 2, ir.GetAttribute(attr + 2, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 3, ir.GetAttribute(attr + 3, ir.Imm32(i)), ir.Imm32(0));
- }
-
- // Assign position from input
- const IR::Attribute attr = IR::Attribute::PositionX;
- ir.SetAttribute(attr + 0, ir.GetAttribute(attr + 0, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 1, ir.GetAttribute(attr + 1, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 2, ir.GetAttribute(attr + 2, ir.Imm32(i)), ir.Imm32(0));
- ir.SetAttribute(attr + 3, ir.GetAttribute(attr + 3, ir.Imm32(i)), ir.Imm32(0));
-
- // Assign layer
- ir.SetAttribute(IR::Attribute::Layer, ir.GetAttribute(source_program.info.emulated_layer),
- ir.Imm32(0));
-
- // Emit vertex
- ir.EmitVertex(ir.Imm32(0));
- }
- ir.EndPrimitive(ir.Imm32(0));
+ EmitGeometryPassthrough(ir, program, program.info.stores, true,
+ source_program.info.emulated_layer);
IR::Block* return_block{block_pool.Create(inst_pool)};
IR::IREmitter{*return_block}.Epilogue();
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-16 21:27:36 +0000