shader/other: Implement BAR.SYNC 0x0

Trivially implement this particular case of BAR. Unless games use OpenCL
or CUDA barriers, we shouldn't hit any other case here.

2 files changed, 6 insertions, 0 deletions

diff --git a/src/video_core/shader/decode/other.cpp b/src/video_core/shader/decode/other.cpp
index d4f95b18c..82ec7bb6f 100644
--- a/src/video_core/shader/decode/other.cpp
+++ b/src/video_core/shader/decode/other.cpp
@@ -272,6 +272,11 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
         SetRegister(bb, instr.gpr0, GetRegister(instr.gpr8));
         break;
     }
+    case OpCode::Id::BAR: {
+        UNIMPLEMENTED_IF_MSG(instr.value != 0xF0A81B8000070000ULL, "BAR is not BAR.SYNC 0x0");
+        bb.push_back(Operation(OperationCode::Barrier));
+        break;
+    }
     case OpCode::Id::MEMBAR: {
         UNIMPLEMENTED_IF(instr.membar.type != Tegra::Shader::MembarType::GL);
         UNIMPLEMENTED_IF(instr.membar.unknown != Tegra::Shader::MembarUnknown::Default);
diff --git a/src/video_core/shader/node.h b/src/video_core/shader/node.h
index f75b62240..80aa69295 100644
--- a/src/video_core/shader/node.h
+++ b/src/video_core/shader/node.h
@@ -228,6 +228,7 @@ enum class OperationCode {
     ThreadId,       /// () -> uint
     ShuffleIndexed, /// (uint value, uint index) -> uint
 
+    Barrier,         /// () -> void
     MemoryBarrierGL, /// () -> void
 
     Amount,