diff options
Diffstat (limited to '')
| -rw-r--r-- | src/shader_recompiler/backend/glsl/var_alloc.cpp | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/src/shader_recompiler/backend/glsl/var_alloc.cpp b/src/shader_recompiler/backend/glsl/var_alloc.cpp index 0ae56651e..95e8233e2 100644 --- a/src/shader_recompiler/backend/glsl/var_alloc.cpp +++ b/src/shader_recompiler/backend/glsl/var_alloc.cpp @@ -116,8 +116,8 @@ std::string VarAlloc::Define(IR::Inst& inst, GlslVarType type) { id.type.Assign(type); GetUseTracker(type).uses_temp = true; inst.SetDefinition<Id>(id); + return "t" + Representation(inst.Definition<Id>()); } - return Representation(inst.Definition<Id>()); } std::string VarAlloc::Define(IR::Inst& inst, IR::Type type) { @@ -156,21 +156,27 @@ std::string VarAlloc::GetGlslType(IR::Type type) const { Id VarAlloc::Alloc(GlslVarType type) { auto& use_tracker{GetUseTracker(type)}; - if (use_tracker.num_used < NUM_VARS) { - for (size_t var = 1; var < NUM_VARS; ++var) { - if (use_tracker.var_use[var]) { - continue; - } - use_tracker.num_used = std::max(use_tracker.num_used, var + 1); - use_tracker.var_use[var] = true; - Id ret{}; - ret.is_valid.Assign(1); - ret.type.Assign(type); - ret.index.Assign(static_cast<u32>(var)); - return ret; + const auto num_vars{use_tracker.var_use.size()}; + for (size_t var = 0; var < num_vars; ++var) { + if (use_tracker.var_use[var]) { + continue; } + use_tracker.num_used = std::max(use_tracker.num_used, var + 1); + use_tracker.var_use[var] = true; + Id ret{}; + ret.is_valid.Assign(1); + ret.type.Assign(type); + ret.index.Assign(static_cast<u32>(var)); + return ret; } - throw NotImplementedException("Variable spilling"); + // Allocate a new variable + use_tracker.var_use.push_back(true); + Id ret{}; + ret.is_valid.Assign(1); + ret.type.Assign(type); + ret.index.Assign(static_cast<u32>(use_tracker.num_used)); + ++use_tracker.num_used; + return ret; } void VarAlloc::Free(Id id) { |