diff options
Diffstat (limited to 'src')
6 files changed, 15 insertions, 2 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp index 0f2668d9e..e0ead7a53 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp @@ -7,6 +7,7 @@ #include "shader_recompiler/backend/glsl/emit_glsl_instructions.h" #include "shader_recompiler/backend/glsl/glsl_emit_context.h" #include "shader_recompiler/frontend/ir/value.h" +#include "shader_recompiler/profile.h" namespace Shader::Backend::GLSL { namespace { @@ -30,8 +31,9 @@ void EmitConditionRef(EmitContext& ctx, IR::Inst& inst, const IR::Value& value) inst.DestructiveAddUsage(1); const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U1)}; const auto input{ctx.var_alloc.Consume(value)}; + const auto suffix{ctx.profile.has_gl_bool_ref_bug ? "?true:false" : ""}; if (ret != input) { - ctx.Add("{}={};", ret, input); + ctx.Add("{}={}{};", ret, input, suffix); } } diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp index b8ddafe48..fcf620b79 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_special.cpp @@ -90,7 +90,9 @@ void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value& if (phi_reg == val_reg) { return; } - ctx.Add("{}={};", phi_reg, val_reg); + const bool needs_workaround{ctx.profile.has_gl_bool_ref_bug && phi_type == IR::Type::U1}; + const auto suffix{needs_workaround ? "?true:false" : ""}; + ctx.Add("{}={}{};", phi_reg, val_reg, suffix); } void EmitPrologue(EmitContext& ctx) { diff --git a/src/shader_recompiler/profile.h b/src/shader_recompiler/profile.h index 9deb3f4bb..dc4c806ff 100644 --- a/src/shader_recompiler/profile.h +++ b/src/shader_recompiler/profile.h @@ -67,6 +67,8 @@ struct Profile { bool has_gl_precise_bug{}; /// Some drivers do not properly support floatBitsToUint when used on cbufs bool has_gl_cbuf_ftou_bug{}; + /// Some drivers poorly optimize boolean variable references + bool has_gl_bool_ref_bug{}; /// Ignores SPIR-V ordered vs unordered using GLSL semantics bool ignore_nan_fp_comparisons{}; diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp index 32736126f..e62912a22 100644 --- a/src/video_core/renderer_opengl/gl_device.cpp +++ b/src/video_core/renderer_opengl/gl_device.cpp @@ -188,6 +188,7 @@ Device::Device() { std::atoi(driver_version.substr(0, driver_version.find(".")).data()); if (version_major >= 495) { has_cbuf_ftou_bug = true; + has_bool_ref_bug = true; } } diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h index fe53ef991..95c2e8d38 100644 --- a/src/video_core/renderer_opengl/gl_device.h +++ b/src/video_core/renderer_opengl/gl_device.h @@ -156,6 +156,10 @@ public: return has_cbuf_ftou_bug; } + bool HasBoolRefBug() const { + return has_bool_ref_bug; + } + Settings::ShaderBackend GetShaderBackend() const { return shader_backend; } @@ -205,6 +209,7 @@ private: bool warp_size_potentially_larger_than_guest{}; bool need_fastmath_off{}; bool has_cbuf_ftou_bug{}; + bool has_bool_ref_bug{}; 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 1efcc3562..ec558a9af 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -215,6 +215,7 @@ ShaderCache::ShaderCache(RasterizerOpenGL& rasterizer_, Core::Frontend::EmuWindo .has_gl_component_indexing_bug = device.HasComponentIndexingBug(), .has_gl_precise_bug = device.HasPreciseBug(), .has_gl_cbuf_ftou_bug = device.HasCbufFtouBug(), + .has_gl_bool_ref_bug = device.HasBoolRefBug(), .ignore_nan_fp_comparisons = true, .gl_max_compute_smem_size = device.GetMaxComputeSharedMemorySize(), }, |