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-rw-r--r--src/shader_recompiler/CMakeLists.txt1
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate_program.cpp3
-rw-r--r--src/shader_recompiler/host_translate_info.h2
-rw-r--r--src/shader_recompiler/ir_opt/conditional_barrier_pass.cpp44
-rw-r--r--src/shader_recompiler/ir_opt/passes.h1
-rw-r--r--src/video_core/renderer_opengl/gl_device.cpp1
-rw-r--r--src/video_core/renderer_opengl/gl_device.h5
-rw-r--r--src/video_core/renderer_opengl/gl_shader_cache.cpp1
-rw-r--r--src/video_core/vulkan_common/vulkan_device.cpp2
-rw-r--r--src/video_core/vulkan_common/vulkan_device.h5
10 files changed, 65 insertions, 0 deletions
diff --git a/src/shader_recompiler/CMakeLists.txt b/src/shader_recompiler/CMakeLists.txt
index 03f69c191..07e75f9d8 100644
--- a/src/shader_recompiler/CMakeLists.txt
+++ b/src/shader_recompiler/CMakeLists.txt
@@ -216,6 +216,7 @@ add_library(shader_recompiler STATIC
frontend/maxwell/translate_program.h
host_translate_info.h
ir_opt/collect_shader_info_pass.cpp
+ ir_opt/conditional_barrier_pass.cpp
ir_opt/constant_propagation_pass.cpp
ir_opt/dead_code_elimination_pass.cpp
ir_opt/dual_vertex_pass.cpp
diff --git a/src/shader_recompiler/frontend/maxwell/translate_program.cpp b/src/shader_recompiler/frontend/maxwell/translate_program.cpp
index 00d00e9f5..928b35561 100644
--- a/src/shader_recompiler/frontend/maxwell/translate_program.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate_program.cpp
@@ -289,6 +289,9 @@ IR::Program TranslateProgram(ObjectPool<IR::Inst>& inst_pool, ObjectPool<IR::Blo
if (!host_info.support_int64) {
Optimization::LowerInt64ToInt32(program);
}
+ if (!host_info.support_conditional_barrier) {
+ Optimization::ConditionalBarrierPass(program);
+ }
Optimization::SsaRewritePass(program);
Optimization::ConstantPropagationPass(env, program);
diff --git a/src/shader_recompiler/host_translate_info.h b/src/shader_recompiler/host_translate_info.h
index 4c6322904..7d2ded907 100644
--- a/src/shader_recompiler/host_translate_info.h
+++ b/src/shader_recompiler/host_translate_info.h
@@ -18,6 +18,8 @@ struct HostTranslateInfo {
bool support_viewport_index_layer{}; ///< True when the device supports gl_Layer in VS
bool support_geometry_shader_passthrough{}; ///< True when the device supports geometry
///< passthrough shaders
+ bool support_conditional_barrier{}; ///< True when the device supports barriers in conditional
+ ///< control flow
};
} // namespace Shader
diff --git a/src/shader_recompiler/ir_opt/conditional_barrier_pass.cpp b/src/shader_recompiler/ir_opt/conditional_barrier_pass.cpp
new file mode 100644
index 000000000..c3ed27f4f
--- /dev/null
+++ b/src/shader_recompiler/ir_opt/conditional_barrier_pass.cpp
@@ -0,0 +1,44 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "shader_recompiler/frontend/ir/program.h"
+#include "shader_recompiler/ir_opt/passes.h"
+
+namespace Shader::Optimization {
+
+void ConditionalBarrierPass(IR::Program& program) {
+ s32 conditional_control_flow_count{0};
+ s32 conditional_return_count{0};
+ for (IR::AbstractSyntaxNode& node : program.syntax_list) {
+ switch (node.type) {
+ case IR::AbstractSyntaxNode::Type::If:
+ case IR::AbstractSyntaxNode::Type::Loop:
+ conditional_control_flow_count++;
+ break;
+ case IR::AbstractSyntaxNode::Type::EndIf:
+ case IR::AbstractSyntaxNode::Type::Repeat:
+ conditional_control_flow_count--;
+ break;
+ case IR::AbstractSyntaxNode::Type::Unreachable:
+ case IR::AbstractSyntaxNode::Type::Return:
+ if (conditional_control_flow_count > 0) {
+ conditional_return_count++;
+ }
+ break;
+ case IR::AbstractSyntaxNode::Type::Block:
+ for (IR::Inst& inst : node.data.block->Instructions()) {
+ if ((conditional_control_flow_count > 0 || conditional_return_count > 0) &&
+ inst.GetOpcode() == IR::Opcode::Barrier) {
+ LOG_WARNING(Shader, "Barrier within conditional control flow");
+ inst.ReplaceOpcode(IR::Opcode::Identity);
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ ASSERT(conditional_control_flow_count == 0);
+}
+
+} // namespace Shader::Optimization
diff --git a/src/shader_recompiler/ir_opt/passes.h b/src/shader_recompiler/ir_opt/passes.h
index 53606b78d..629d18fa1 100644
--- a/src/shader_recompiler/ir_opt/passes.h
+++ b/src/shader_recompiler/ir_opt/passes.h
@@ -13,6 +13,7 @@ struct HostTranslateInfo;
namespace Shader::Optimization {
void CollectShaderInfoPass(Environment& env, IR::Program& program);
+void ConditionalBarrierPass(IR::Program& program);
void ConstantPropagationPass(Environment& env, IR::Program& program);
void DeadCodeEliminationPass(IR::Program& program);
void GlobalMemoryToStorageBufferPass(IR::Program& program);
diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp
index 400c21981..03d234f2f 100644
--- a/src/video_core/renderer_opengl/gl_device.cpp
+++ b/src/video_core/renderer_opengl/gl_device.cpp
@@ -201,6 +201,7 @@ Device::Device(Core::Frontend::EmuWindow& emu_window) {
use_asynchronous_shaders = Settings::values.use_asynchronous_shaders.GetValue() &&
!(is_amd || (is_intel && !is_linux)) && !strict_context_required;
use_driver_cache = is_nvidia;
+ supports_conditional_barriers = !is_intel;
LOG_INFO(Render_OpenGL, "Renderer_VariableAOFFI: {}", has_variable_aoffi);
LOG_INFO(Render_OpenGL, "Renderer_ComponentIndexingBug: {}", has_component_indexing_bug);
diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h
index cc0b95f1a..ad27264e5 100644
--- a/src/video_core/renderer_opengl/gl_device.h
+++ b/src/video_core/renderer_opengl/gl_device.h
@@ -188,6 +188,10 @@ public:
return strict_context_required;
}
+ bool SupportsConditionalBarriers() const {
+ return supports_conditional_barriers;
+ }
+
private:
static bool TestVariableAoffi();
static bool TestPreciseBug();
@@ -233,6 +237,7 @@ private:
bool has_bool_ref_bug{};
bool can_report_memory{};
bool strict_context_required{};
+ bool supports_conditional_barriers{};
std::string vendor_name;
};
diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp
index dd8caa556..3f077311e 100644
--- a/src/video_core/renderer_opengl/gl_shader_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp
@@ -239,6 +239,7 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo
.support_snorm_render_buffer = false,
.support_viewport_index_layer = device.HasVertexViewportLayer(),
.support_geometry_shader_passthrough = device.HasGeometryShaderPassthrough(),
+ .support_conditional_barrier = device.SupportsConditionalBarriers(),
} {
if (use_asynchronous_shaders) {
workers = CreateWorkers();
diff --git a/src/video_core/vulkan_common/vulkan_device.cpp b/src/video_core/vulkan_common/vulkan_device.cpp
index 0158b6b0d..a46f9beed 100644
--- a/src/video_core/vulkan_common/vulkan_device.cpp
+++ b/src/video_core/vulkan_common/vulkan_device.cpp
@@ -386,6 +386,8 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
IsFormatSupported(VK_FORMAT_D24_UNORM_S8_UINT,
VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT, FormatType::Optimal);
+ supports_conditional_barriers = !(is_intel_anv || is_intel_windows);
+
CollectPhysicalMemoryInfo();
CollectToolingInfo();
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 0c53e35a6..f314d0ffe 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -585,6 +585,10 @@ public:
return properties.properties.limits.maxVertexInputBindings;
}
+ bool SupportsConditionalBarriers() const {
+ return supports_conditional_barriers;
+ }
+
private:
/// Checks if the physical device is suitable and configures the object state
/// with all necessary info about its properties.
@@ -688,6 +692,7 @@ private:
bool must_emulate_bgr565{}; ///< Emulates BGR565 by swizzling RGB565 format.
bool dynamic_state3_blending{}; ///< Has all blending features of dynamic_state3.
bool dynamic_state3_enables{}; ///< Has all enables features of dynamic_state3.
+ bool supports_conditional_barriers{}; ///< Allows barriers in conditional control flow.
u64 device_access_memory{}; ///< Total size of device local memory in bytes.
u32 sets_per_pool{}; ///< Sets per Description Pool
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-31 14:40:11 +0100