DataHearth/yuzu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Avoid using VectorExtractDynamic for subgroup mask on Adreno GPUs

Browse Source 
This crashes their shader compiler for some reason.
This commit is contained in:
Billy Laws 2023-02-18 18:26:47 +00:00 committed by bunnei
parent 158a1896ec
commit b4a12b889e
3 changed files with 19 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/shader_recompiler/backend/spirv/emit_spirv_warp.cpp
View File

@ -17,7 +17,22 @@ Id GetThreadId(EmitContext& ctx) {
Id WarpExtract(EmitContext& ctx, Id value) {
const Id thread_id{GetThreadId(ctx)};
const Id local_index{ctx.OpShiftRightArithmetic(ctx.U32[1], thread_id, ctx.Const(5U))};
return ctx.OpVectorExtractDynamic(ctx.U32[1], value, local_index);
if (ctx.profile.has_broken_spirv_subgroup_mask_vector_extract_dynamic) {
const Id c0_sel{ctx.OpSelect(ctx.U32[1], ctx.OpIEqual(ctx.U1, local_index, ctx.Const(0U)),
ctx.OpCompositeExtract(ctx.U32[1], value, 0U), ctx.Const(0U))};
const Id c1_sel{ctx.OpSelect(ctx.U32[1], ctx.OpIEqual(ctx.U1, local_index, ctx.Const(1U)),
ctx.OpCompositeExtract(ctx.U32[1], value, 1U), ctx.Const(0U))};
const Id c2_sel{ctx.OpSelect(ctx.U32[1], ctx.OpIEqual(ctx.U1, local_index, ctx.Const(2U)),
ctx.OpCompositeExtract(ctx.U32[1], value, 2U), ctx.Const(0U))};
const Id c3_sel{ctx.OpSelect(ctx.U32[1], ctx.OpIEqual(ctx.U1, local_index, ctx.Const(3U)),
ctx.OpCompositeExtract(ctx.U32[1], value, 3U), ctx.Const(0U))};
const Id c0_or_c1{ctx.OpBitwiseOr(ctx.U32[1], c0_sel, c1_sel)};
const Id c2_or_c3{ctx.OpBitwiseOr(ctx.U32[1], c2_sel, c3_sel)};
const Id c0_or_c1_or_c2_or_c3{ctx.OpBitwiseOr(ctx.U32[1], c0_or_c1, c2_or_c3)};
return c0_or_c1_or_c2_or_c3;
} else {
return ctx.OpVectorExtractDynamic(ctx.U32[1], value, local_index);
}
}
Id LoadMask(EmitContext& ctx, Id mask) {

2
src/shader_recompiler/profile.h
View File

@ -78,6 +78,8 @@ struct Profile {
bool has_gl_bool_ref_bug{};
/// Ignores SPIR-V ordered vs unordered using GLSL semantics
bool ignore_nan_fp_comparisons{};
/// Some drivers have broken support for OpVectorExtractDynamic on subgroup mask inputs
bool has_broken_spirv_subgroup_mask_vector_extract_dynamic{};
u32 gl_max_compute_smem_size{};
};

1
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View File

@ -351,6 +351,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, const Device& device
.has_broken_signed_operations = false,
.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
};
host_info = Shader::HostTranslateInfo{
.support_float16 = device.IsFloat16Supported(),