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Merge pull request #11789 from Kelebek1/spirv_shift_right

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Manually robust on Maxwell and earlier
This commit is contained in:
liamwhite 2023-10-21 18:21:53 -04:00 committed by GitHub
commit 4b06bcc82c
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 97 additions and 25 deletions
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23
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@ -111,16 +111,33 @@ Id GetCbuf(EmitContext& ctx, Id result_type, Id UniformDefinitions::*member_ptr,
} else if (element_size > 1) {
const u32 log2_element_size{static_cast<u32>(std::countr_zero(element_size))};
const Id shift{ctx.Const(log2_element_size)};
buffer_offset = ctx.OpShiftRightArithmetic(ctx.U32[1], ctx.Def(offset), shift);
buffer_offset = ctx.OpShiftRightLogical(ctx.U32[1], ctx.Def(offset), shift);
} else {
buffer_offset = ctx.Def(offset);
}
if (!binding.IsImmediate()) {
return ctx.OpFunctionCall(result_type, indirect_func, ctx.Def(binding), buffer_offset);
}
const Id cbuf{ctx.cbufs[binding.U32()].*member_ptr};
const Id access_chain{ctx.OpAccessChain(uniform_type, cbuf, ctx.u32_zero_value, buffer_offset)};
return ctx.OpLoad(result_type, access_chain);
const Id val = ctx.OpLoad(result_type, access_chain);
if (offset.IsImmediate() || !ctx.profile.has_broken_robust) {
return val;
}
const auto is_float = UniformDefinitions::IsFloat(member_ptr);
const auto num_elements = UniformDefinitions::NumElements(member_ptr);
const std::array zero_vec{
is_float ? ctx.Const(0.0f) : ctx.Const(0u),
is_float ? ctx.Const(0.0f) : ctx.Const(0u),
is_float ? ctx.Const(0.0f) : ctx.Const(0u),
is_float ? ctx.Const(0.0f) : ctx.Const(0u),
};
const Id cond = ctx.OpULessThanEqual(ctx.TypeBool(), buffer_offset, ctx.Const(0xFFFFu));
const Id zero = ctx.OpCompositeConstruct(result_type, std::span(zero_vec.data(), num_elements));
return ctx.OpSelect(result_type, cond, val, zero);
}
Id GetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset) {
@ -138,7 +155,7 @@ Id GetCbufElement(EmitContext& ctx, Id vector, const IR::Value& offset, u32 inde
const u32 element{(offset.U32() / 4) % 4 + index_offset};
return ctx.OpCompositeExtract(ctx.U32[1], vector, element);
}
const Id shift{ctx.OpShiftRightArithmetic(ctx.U32[1], ctx.Def(offset), ctx.Const(2u))};
const Id shift{ctx.OpShiftRightLogical(ctx.U32[1], ctx.Def(offset), ctx.Const(2u))};
Id element{ctx.OpBitwiseAnd(ctx.U32[1], shift, ctx.Const(3u))};
if (index_offset > 0) {
element = ctx.OpIAdd(ctx.U32[1], element, ctx.Const(index_offset));

36
src/shader_recompiler/backend/spirv/spirv_emit_context.h
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@ -64,6 +64,42 @@ struct UniformDefinitions {
Id F32{};
Id U32x2{};
Id U32x4{};
constexpr static size_t NumElements(Id UniformDefinitions::*member_ptr) {
if (member_ptr == &UniformDefinitions::U8) {
return 1;
}
if (member_ptr == &UniformDefinitions::S8) {
return 1;
}
if (member_ptr == &UniformDefinitions::U16) {
return 1;
}
if (member_ptr == &UniformDefinitions::S16) {
return 1;
}
if (member_ptr == &UniformDefinitions::U32) {
return 1;
}
if (member_ptr == &UniformDefinitions::F32) {
return 1;
}
if (member_ptr == &UniformDefinitions::U32x2) {
return 2;
}
if (member_ptr == &UniformDefinitions::U32x4) {
return 4;
}
ASSERT(false);
return 1;
}
constexpr static bool IsFloat(Id UniformDefinitions::*member_ptr) {
if (member_ptr == &UniformDefinitions::F32) {
return true;
}
return false;
}
};
struct StorageTypeDefinition {

4
src/shader_recompiler/profile.h
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@ -9,7 +9,6 @@ namespace Shader {
struct Profile {
u32 supported_spirv{0x00010000};
bool unified_descriptor_binding{};
bool support_descriptor_aliasing{};
bool support_int8{};
@ -82,6 +81,9 @@ struct Profile {
bool has_broken_spirv_subgroup_mask_vector_extract_dynamic{};
u32 gl_max_compute_smem_size{};
/// Maxwell and earlier nVidia architectures have broken robust support
bool has_broken_robust{};
};
} // namespace Shader

6
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
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@ -356,7 +356,11 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, const Device& device
.has_broken_fp16_float_controls = driver_id == VK_DRIVER_ID_NVIDIA_PROPRIETARY,
.ignore_nan_fp_comparisons = false,
.has_broken_spirv_subgroup_mask_vector_extract_dynamic =
driver_id == VK_DRIVER_ID_QUALCOMM_PROPRIETARY};
driver_id == VK_DRIVER_ID_QUALCOMM_PROPRIETARY,
.has_broken_robust =
device.IsNvidia() && device.GetNvidiaArch() <= NvidiaArchitecture::Arch_Maxwell,
};
host_info = Shader::HostTranslateInfo{
.support_float64 = device.IsFloat64Supported(),
.support_float16 = device.IsFloat16Supported(),

35
src/video_core/vulkan_common/vulkan_device.cpp
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@ -83,15 +83,6 @@ constexpr std::array VK_FORMAT_A4B4G4R4_UNORM_PACK16{
} // namespace Alternatives
enum class NvidiaArchitecture {
KeplerOrOlder,
Maxwell,
Pascal,
Volta,
Turing,
AmpereOrNewer,
};
template <typename T>
void SetNext(void**& next, T& data) {
*next = &data;
@ -326,9 +317,9 @@ NvidiaArchitecture GetNvidiaArchitecture(vk::PhysicalDevice physical,
if (shading_rate_props.primitiveFragmentShadingRateWithMultipleViewports) {
// Only Ampere and newer support this feature
// TODO: Find a way to differentiate Ampere and Ada
return NvidiaArchitecture::AmpereOrNewer;
return NvidiaArchitecture::Arch_AmpereOrNewer;
}
return NvidiaArchitecture::Turing;
return NvidiaArchitecture::Arch_Turing;
}
if (exts.contains(VK_EXT_BLEND_OPERATION_ADVANCED_EXTENSION_NAME)) {
@ -340,7 +331,7 @@ NvidiaArchitecture GetNvidiaArchitecture(vk::PhysicalDevice physical,
physical_properties.pNext = &advanced_blending_props;
physical.GetProperties2(physical_properties);
if (advanced_blending_props.advancedBlendMaxColorAttachments == 1) {
return NvidiaArchitecture::Maxwell;
return NvidiaArchitecture::Arch_Maxwell;
}
if (exts.contains(VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME)) {
@ -350,13 +341,13 @@ NvidiaArchitecture GetNvidiaArchitecture(vk::PhysicalDevice physical,
physical_properties.pNext = &conservative_raster_props;
physical.GetProperties2(physical_properties);
if (conservative_raster_props.degenerateLinesRasterized) {
return NvidiaArchitecture::Volta;
return NvidiaArchitecture::Arch_Volta;
}
return NvidiaArchitecture::Pascal;
return NvidiaArchitecture::Arch_Pascal;
}
}
return NvidiaArchitecture::KeplerOrOlder;
return NvidiaArchitecture::Arch_KeplerOrOlder;
}
std::vector<const char*> ExtensionListForVulkan(
@ -436,6 +427,10 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
throw vk::Exception(VK_ERROR_INCOMPATIBLE_DRIVER);
}
if (is_nvidia) {
nvidia_arch = GetNvidiaArchitecture(physical, supported_extensions);
}
SetupFamilies(surface);
const auto queue_cis = GetDeviceQueueCreateInfos();
@ -532,11 +527,11 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
if (is_nvidia) {
const u32 nv_major_version = (properties.properties.driverVersion >> 22) & 0x3ff;
const auto arch = GetNvidiaArchitecture(physical, supported_extensions);
if (arch >= NvidiaArchitecture::AmpereOrNewer) {
const auto arch = GetNvidiaArch();
if (arch >= NvidiaArchitecture::Arch_AmpereOrNewer) {
LOG_WARNING(Render_Vulkan, "Ampere and newer have broken float16 math");
features.shader_float16_int8.shaderFloat16 = false;
} else if (arch <= NvidiaArchitecture::Volta) {
} else if (arch <= NvidiaArchitecture::Arch_Volta) {
if (nv_major_version < 527) {
LOG_WARNING(Render_Vulkan, "Volta and older have broken VK_KHR_push_descriptor");
RemoveExtension(extensions.push_descriptor, VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME);
@ -686,8 +681,8 @@ Device::Device(VkInstance instance_, vk::PhysicalDevice physical_, VkSurfaceKHR
RemoveExtension(extensions.push_descriptor, VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME);
}
} else if (extensions.push_descriptor && is_nvidia) {
const auto arch = GetNvidiaArchitecture(physical, supported_extensions);
if (arch <= NvidiaArchitecture::Pascal) {
const auto arch = GetNvidiaArch();
if (arch <= NvidiaArchitecture::Arch_Pascal) {
LOG_WARNING(Render_Vulkan,
"Pascal and older architectures have broken VK_KHR_push_descriptor");
RemoveExtension(extensions.push_descriptor, VK_KHR_PUSH_DESCRIPTOR_EXTENSION_NAME);

18
src/video_core/vulkan_common/vulkan_device.h
View File

@ -177,6 +177,15 @@ enum class FormatType { Linear, Optimal, Buffer };
/// Subgroup size of the guest emulated hardware (Nvidia has 32 threads per subgroup).
const u32 GuestWarpSize = 32;
enum class NvidiaArchitecture {
Arch_KeplerOrOlder,
Arch_Maxwell,
Arch_Pascal,
Arch_Volta,
Arch_Turing,
Arch_AmpereOrNewer,
};
/// Handles data specific to a physical device.
class Device {
public:
@ -670,6 +679,14 @@ public:
return false;
}
bool IsNvidia() const noexcept {
return properties.driver.driverID == VK_DRIVER_ID_NVIDIA_PROPRIETARY;
}
NvidiaArchitecture GetNvidiaArch() const noexcept {
return nvidia_arch;
}
private:
/// Checks if the physical device is suitable and configures the object state
/// with all necessary info about its properties.
@ -788,6 +805,7 @@ private:
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
NvidiaArchitecture nvidia_arch{NvidiaArchitecture::Arch_AmpereOrNewer};
// Telemetry parameters
std::set<std::string, std::less<>> supported_extensions; ///< Reported Vulkan extensions.