From d26e74f0a3af0e015f7d33f06d1381d8f0d21e93 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 25 Jan 2020 02:30:20 -0300
Subject: shader/memory: Implement STL.S16 and STS.S16

---
 src/video_core/shader/decode/memory.cpp | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'src/video_core/shader/decode')

diff --git a/src/video_core/shader/decode/memory.cpp b/src/video_core/shader/decode/memory.cpp
index 8cd0e7d96..58744d29a 100644
--- a/src/video_core/shader/decode/memory.cpp
+++ b/src/video_core/shader/decode/memory.cpp
@@ -291,9 +291,9 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
             return Operation(OperationCode::IAdd, NO_PRECISE, GetRegister(instr.gpr8), immediate);
         };
 
-        const auto set_memory = opcode->get().GetId() == OpCode::Id::ST_L
-                                    ? &ShaderIR::SetLocalMemory
-                                    : &ShaderIR::SetSharedMemory;
+        const bool is_local = opcode->get().GetId() == OpCode::Id::ST_L;
+        const auto set_memory = is_local ? &ShaderIR::SetLocalMemory : &ShaderIR::SetSharedMemory;
+        const auto get_memory = is_local ? &ShaderIR::GetLocalMemory : &ShaderIR::GetSharedMemory;
 
         switch (instr.ldst_sl.type.Value()) {
         case StoreType::Bits128:
@@ -306,6 +306,13 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
         case StoreType::Bits32:
             (this->*set_memory)(bb, GetAddress(0), GetRegister(instr.gpr0));
             break;
+        case StoreType::Signed16: {
+            Node address = GetAddress(0);
+            Node memory = (this->*get_memory)(address);
+            (this->*set_memory)(
+                bb, address, InsertUnaligned(memory, GetRegister(instr.gpr0), address, 0b10, 16));
+            break;
+        }
         default:
             UNIMPLEMENTED_MSG("{} unhandled type: {}", opcode->get().GetName(),
                               static_cast<u32>(instr.ldst_sl.type.Value()));
-- 
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