1 files changed, 80 insertions, 0 deletions

diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
index e69de29bb..8a4c69547 100644
--- a/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
+++ b/src/shader_recompiler/backend/glsl/emit_glsl_shared_memory.cpp
@@ -0,0 +1,80 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string_view>
+
+#include "shader_recompiler/backend/glsl/emit_context.h"
+#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
+#include "shader_recompiler/frontend/ir/value.h"
+
+namespace Shader::Backend::GLSL {
+void EmitLoadSharedU8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view offset) {
+    ctx.AddU32("{}=bitfieldExtract(smem[{}/4],int({}%4)*8,8);", inst, offset, offset);
+}
+
+void EmitLoadSharedS8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                      [[maybe_unused]] std::string_view offset) {
+    ctx.AddS32("{}=bitfieldExtract(int(smem[{}/4]),int({}%4)*8,8);", inst, offset, offset);
+}
+
+void EmitLoadSharedU16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view offset) {
+    ctx.AddU32("{}=bitfieldExtract(smem[{}/4],int(({}/2)%2)*16,16);", inst, offset, offset);
+}
+
+void EmitLoadSharedS16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view offset) {
+    ctx.AddS32("{}=bitfieldExtract(int(smem[{}/4]),int(({}/2)%2)*16,16);", inst, offset, offset);
+}
+
+void EmitLoadSharedU32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view offset) {
+    ctx.AddU32("{}=smem[{}/4];", inst, offset);
+}
+
+void EmitLoadSharedU64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                       [[maybe_unused]] std::string_view offset) {
+    ctx.AddU32x2("{}=uvec2(smem[{}/4],smem[({}+4)/4]);", inst, offset, offset);
+}
+
+void EmitLoadSharedU128([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                        [[maybe_unused]] std::string_view offset) {
+    ctx.AddU32x4("{}=uvec4(smem[{}/4],smem[({}+4)/4],smem[({}+8)/4],smem[({}+12)/4]);", inst,
+                 offset, offset, offset, offset);
+}
+
+void EmitWriteSharedU8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] std::string_view offset,
+                       [[maybe_unused]] std::string_view value) {
+    ctx.Add("smem[{}/4]=bitfieldInsert(smem[{}/4],{},int({}%4)*8,8);", offset, offset, value,
+            offset);
+}
+
+void EmitWriteSharedU16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] std::string_view offset,
+                        [[maybe_unused]] std::string_view value) {
+    ctx.Add("smem[{}/4]=bitfieldInsert(smem[{}/4],{},int(({}/2)%2)*16,16);", offset, offset, value,
+            offset);
+}
+
+void EmitWriteSharedU32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] std::string_view offset,
+                        [[maybe_unused]] std::string_view value) {
+    ctx.Add("smem[{}/4]={};", offset, value);
+}
+
+void EmitWriteSharedU64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] std::string_view offset,
+                        [[maybe_unused]] std::string_view value) {
+    ctx.Add("smem[{}/4]={}.x;", offset, value);
+    ctx.Add("smem[({}+4)/4]={}.y;", offset, value);
+}
+
+void EmitWriteSharedU128([[maybe_unused]] EmitContext& ctx,
+                         [[maybe_unused]] std::string_view offset,
+                         [[maybe_unused]] std::string_view value) {
+    ctx.Add("smem[{}/4]={}.x;", offset, value);
+    ctx.Add("smem[({}+4)/4]={}.y;", offset, value);
+    ctx.Add("smem[({}+8)/4]={}.z;", offset, value);
+    ctx.Add("smem[({}+12)/4]={}.w;", offset, value);
+}
+
+} // namespace Shader::Backend::GLSL