From 9ad6327fbda8761da8d11b24999e66418228727c Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Mon, 9 Dec 2019 23:40:32 -0300 Subject: [PATCH] shader: Keep track of shaders using warp instructions --- src/video_core/shader/decode/warp.cpp | 3 +++ src/video_core/shader/shader_ir.h | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/src/video_core/shader/decode/warp.cpp b/src/video_core/shader/decode/warp.cpp index d98d0e1dd..11b77f795 100644 --- a/src/video_core/shader/decode/warp.cpp +++ b/src/video_core/shader/decode/warp.cpp @@ -38,6 +38,9 @@ u32 ShaderIR::DecodeWarp(NodeBlock& bb, u32 pc) { const Instruction instr = {program_code[pc]}; const auto opcode = OpCode::Decode(instr); + // Signal the backend that this shader uses warp instructions. + uses_warps = true; + switch (opcode->get().GetId()) { case OpCode::Id::VOTE: { const Node value = GetPredicate(instr.vote.value, instr.vote.negate_value != 0); diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h index 2f71a50d2..580f84fcb 100644 --- a/src/video_core/shader/shader_ir.h +++ b/src/video_core/shader/shader_ir.h @@ -137,6 +137,10 @@ public: return uses_vertex_id; } + bool UsesWarps() const { + return uses_warps; + } + bool HasPhysicalAttributes() const { return uses_physical_attributes; } @@ -415,6 +419,7 @@ private: bool uses_physical_attributes{}; // Shader uses AL2P or physical attribute read/writes bool uses_instance_id{}; bool uses_vertex_id{}; + bool uses_warps{}; Tegra::Shader::Header header; };