From c1ba685d9c9b9ca9e8c479c52097adf943e804eb Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Fri, 7 May 2021 06:31:30 -0300 Subject: glasm: Changes to GLASM register allocator and emit context --- src/shader_recompiler/backend/glasm/reg_alloc.h | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) (limited to 'src/shader_recompiler/backend/glasm/reg_alloc.h') diff --git a/src/shader_recompiler/backend/glasm/reg_alloc.h b/src/shader_recompiler/backend/glasm/reg_alloc.h index 46018b0c2..83d728d20 100644 --- a/src/shader_recompiler/backend/glasm/reg_alloc.h +++ b/src/shader_recompiler/backend/glasm/reg_alloc.h @@ -15,27 +15,35 @@ class Value; namespace Shader::Backend::GLASM { +class EmitContext; + struct Id { - u32 base_element : 2; - u32 num_elements_minus_one : 2; - u32 index : 26; + u32 index : 30; u32 is_spill : 1; u32 is_condition_code : 1; }; class RegAlloc { public: - std::string Define(IR::Inst& inst, u32 num_elements = 1, u32 alignment = 1); + RegAlloc(EmitContext& ctx_) : ctx{ctx_} {} + + std::string Define(IR::Inst& inst); std::string Consume(const IR::Value& value); + [[nodiscard]] size_t NumUsedRegisters() const noexcept { + return num_used_registers; + } + private: static constexpr size_t NUM_REGS = 4096; static constexpr size_t NUM_ELEMENTS = 4; + EmitContext& ctx; + std::string Consume(IR::Inst& inst); - Id Alloc(u32 num_elements, u32 alignment); + Id Alloc(); void Free(Id id); -- cgit v1.2.3