Merge pull request #12537 from TellowKrinkle/MTLSubgroup

VideoCommon: More specific subgroup op bugs

1 files changed, 8 insertions, 0 deletions

diff --git a/Source/Core/VideoBackends/Vulkan/ShaderCompiler.cpp b/Source/Core/VideoBackends/Vulkan/ShaderCompiler.cpp
index ab9b015cec..86826f7280 100644
--- a/Source/Core/VideoBackends/Vulkan/ShaderCompiler.cpp
+++ b/Source/Core/VideoBackends/Vulkan/ShaderCompiler.cpp
@@ -7,6 +7,7 @@
 #include <string>
 
 #include "VideoBackends/Vulkan/VulkanContext.h"
+#include "VideoCommon/DriverDetails.h"
 #include "VideoCommon/Spirv.h"
 
 namespace Vulkan::ShaderCompiler
@@ -98,6 +99,13 @@ static std::string GetShaderCode(std::string_view source, std::string_view heade
     full_source_code.append(header);
     if (g_vulkan_context->SupportsShaderSubgroupOperations())
       full_source_code.append(SUBGROUP_HELPER_HEADER, subgroup_helper_header_length);
+    if (DriverDetails::HasBug(DriverDetails::BUG_INVERTED_IS_HELPER))
+    {
+      full_source_code.append("#define gl_HelperInvocation !gl_HelperInvocation "
+                              "// Work around broken AMD Metal driver\n");
+    }
+    if (DriverDetails::HasBug(DriverDetails::BUG_BROKEN_SUBGROUP_OPS_WITH_DISCARD))
+      full_source_code.append("#define BROKEN_SUBGROUP_WITH_DISCARD 1\n");
     full_source_code.append(source);
   }