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-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp30
-rw-r--r--src/video_core/renderer_vulkan/vk_shader_decompiler.cpp18
-rw-r--r--src/video_core/shader/decode/other.cpp42
-rw-r--r--src/video_core/shader/shader_ir.h8
4 files changed, 76 insertions, 22 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 6d4658c8b..e9f8d40db 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -31,6 +31,8 @@ using Tegra::Shader::IpaInterpMode;
using Tegra::Shader::IpaMode;
using Tegra::Shader::IpaSampleMode;
using Tegra::Shader::Register;
+
+using namespace std::string_literals;
using namespace VideoCommon::Shader;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
@@ -93,11 +95,9 @@ private:
};
/// Generates code to use for a swizzle operation.
-std::string GetSwizzle(u32 elem) {
- ASSERT(elem <= 3);
- std::string swizzle = ".";
- swizzle += "xyzw"[elem];
- return swizzle;
+constexpr const char* GetSwizzle(u32 element) {
+ constexpr std::array<const char*, 4> swizzle = {".x", ".y", ".z", ".w"};
+ return swizzle.at(element);
}
/// Translate topology
@@ -636,7 +636,7 @@ private:
if (stage != ShaderStage::Fragment) {
return GeometryPass("position") + GetSwizzle(element);
} else {
- return element == 3 ? "1.0f" : "gl_FragCoord" + GetSwizzle(element);
+ return element == 3 ? "1.0f" : ("gl_FragCoord"s + GetSwizzle(element));
}
case Attribute::Index::PointCoord:
switch (element) {
@@ -921,7 +921,7 @@ private:
target = [&]() -> std::string {
switch (const auto attribute = abuf->GetIndex(); abuf->GetIndex()) {
case Attribute::Index::Position:
- return "position" + GetSwizzle(abuf->GetElement());
+ return "position"s + GetSwizzle(abuf->GetElement());
case Attribute::Index::PointSize:
return "gl_PointSize";
case Attribute::Index::ClipDistances0123:
@@ -1526,6 +1526,16 @@ private:
return "uintBitsToFloat(config_pack[2])";
}
+ template <u32 element>
+ std::string LocalInvocationId(Operation) {
+ return "utof(gl_LocalInvocationID"s + GetSwizzle(element) + ')';
+ }
+
+ template <u32 element>
+ std::string WorkGroupId(Operation) {
+ return "utof(gl_WorkGroupID"s + GetSwizzle(element) + ')';
+ }
+
static constexpr OperationDecompilersArray operation_decompilers = {
&GLSLDecompiler::Assign,
@@ -1665,6 +1675,12 @@ private:
&GLSLDecompiler::EndPrimitive,
&GLSLDecompiler::YNegate,
+ &GLSLDecompiler::LocalInvocationId<0>,
+ &GLSLDecompiler::LocalInvocationId<1>,
+ &GLSLDecompiler::LocalInvocationId<2>,
+ &GLSLDecompiler::WorkGroupId<0>,
+ &GLSLDecompiler::WorkGroupId<1>,
+ &GLSLDecompiler::WorkGroupId<2>,
};
std::string GetRegister(u32 index) const {
diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
index b61a6d170..a5b25aeff 100644
--- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
+++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
@@ -1035,6 +1035,18 @@ private:
return {};
}
+ template <u32 element>
+ Id LocalInvocationId(Operation) {
+ UNIMPLEMENTED();
+ return {};
+ }
+
+ template <u32 element>
+ Id WorkGroupId(Operation) {
+ UNIMPLEMENTED();
+ return {};
+ }
+
Id DeclareBuiltIn(spv::BuiltIn builtin, spv::StorageClass storage, Id type,
const std::string& name) {
const Id id = OpVariable(type, storage);
@@ -1291,6 +1303,12 @@ private:
&SPIRVDecompiler::EndPrimitive,
&SPIRVDecompiler::YNegate,
+ &SPIRVDecompiler::LocalInvocationId<0>,
+ &SPIRVDecompiler::LocalInvocationId<1>,
+ &SPIRVDecompiler::LocalInvocationId<2>,
+ &SPIRVDecompiler::WorkGroupId<0>,
+ &SPIRVDecompiler::WorkGroupId<1>,
+ &SPIRVDecompiler::WorkGroupId<2>,
};
const ShaderIR& ir;
diff --git a/src/video_core/shader/decode/other.cpp b/src/video_core/shader/decode/other.cpp
index ca7af72e1..a6c123573 100644
--- a/src/video_core/shader/decode/other.cpp
+++ b/src/video_core/shader/decode/other.cpp
@@ -14,6 +14,7 @@ using Tegra::Shader::ConditionCode;
using Tegra::Shader::Instruction;
using Tegra::Shader::OpCode;
using Tegra::Shader::Register;
+using Tegra::Shader::SystemVariable;
u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
const Instruction instr = {program_code[pc]};
@@ -59,20 +60,33 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
break;
}
case OpCode::Id::MOV_SYS: {
- switch (instr.sys20) {
- case Tegra::Shader::SystemVariable::InvocationInfo: {
- LOG_WARNING(HW_GPU, "MOV_SYS instruction with InvocationInfo is incomplete");
- SetRegister(bb, instr.gpr0, Immediate(0u));
- break;
- }
- case Tegra::Shader::SystemVariable::Ydirection: {
- // Config pack's third value is Y_NEGATE's state.
- SetRegister(bb, instr.gpr0, Operation(OperationCode::YNegate));
- break;
- }
- default:
- UNIMPLEMENTED_MSG("Unhandled system move: {}", static_cast<u32>(instr.sys20.Value()));
- }
+ const Node value = [&]() {
+ switch (instr.sys20) {
+ case SystemVariable::Ydirection:
+ return Operation(OperationCode::YNegate);
+ case SystemVariable::InvocationInfo:
+ LOG_WARNING(HW_GPU, "MOV_SYS instruction with InvocationInfo is incomplete");
+ return Immediate(0u);
+ case SystemVariable::TidX:
+ return Operation(OperationCode::LocalInvocationIdX);
+ case SystemVariable::TidY:
+ return Operation(OperationCode::LocalInvocationIdY);
+ case SystemVariable::TidZ:
+ return Operation(OperationCode::LocalInvocationIdZ);
+ case SystemVariable::CtaIdX:
+ return Operation(OperationCode::WorkGroupIdX);
+ case SystemVariable::CtaIdY:
+ return Operation(OperationCode::WorkGroupIdY);
+ case SystemVariable::CtaIdZ:
+ return Operation(OperationCode::WorkGroupIdZ);
+ default:
+ UNIMPLEMENTED_MSG("Unhandled system move: {}",
+ static_cast<u32>(instr.sys20.Value()));
+ return Immediate(0u);
+ }
+ }();
+ SetRegister(bb, instr.gpr0, value);
+
break;
}
case OpCode::Id::BRA: {
diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h
index 35f72bddb..ff7472e30 100644
--- a/src/video_core/shader/shader_ir.h
+++ b/src/video_core/shader/shader_ir.h
@@ -181,7 +181,13 @@ enum class OperationCode {
EmitVertex, /// () -> void
EndPrimitive, /// () -> void
- YNegate, /// () -> float
+ YNegate, /// () -> float
+ LocalInvocationIdX, /// () -> uint
+ LocalInvocationIdY, /// () -> uint
+ LocalInvocationIdZ, /// () -> uint
+ WorkGroupIdX, /// () -> uint
+ WorkGroupIdY, /// () -> uint
+ WorkGroupIdZ, /// () -> uint
Amount,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 20:12:49 +0200