shaders: Add U64->U32x2 Atomic fallback functions

src/shader_recompiler/backend/glasm/emit_glasm_instructions.h

@@ -372,6 +372,8 @@ void EmitSharedAtomicExchange32(EmitContext& ctx, IR::Inst& inst, ScalarU32 poin
                                 ScalarU32 value);
 void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
                                 Register value);
+void EmitSharedAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
+                                  Register value);
 void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              ScalarU32 offset, ScalarU32 value);
 void EmitStorageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
@@ -412,6 +414,24 @@ void EmitStorageAtomicXor64(EmitContext& ctx, IR::Inst& inst, const IR::Value& b
                             ScalarU32 offset, Register value);
 void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                                  ScalarU32 offset, Register value);
+void EmitStorageAtomicIAdd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               ScalarU32 offset, Register value);
+void EmitStorageAtomicSMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               ScalarU32 offset, Register value);
+void EmitStorageAtomicUMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               ScalarU32 offset, Register value);
+void EmitStorageAtomicSMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               ScalarU32 offset, Register value);
+void EmitStorageAtomicUMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               ScalarU32 offset, Register value);
+void EmitStorageAtomicAnd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              ScalarU32 offset, Register value);
+void EmitStorageAtomicOr32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                             ScalarU32 offset, Register value);
+void EmitStorageAtomicXor32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              ScalarU32 offset, Register value);
+void EmitStorageAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                                   ScalarU32 offset, Register value);
 void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              ScalarU32 offset, ScalarF32 value);
 void EmitStorageAtomicAddF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
@@ -448,6 +468,17 @@ void EmitGlobalAtomicAnd64(EmitContext& ctx);
 void EmitGlobalAtomicOr64(EmitContext& ctx);
 void EmitGlobalAtomicXor64(EmitContext& ctx);
 void EmitGlobalAtomicExchange64(EmitContext& ctx);
+void EmitGlobalAtomicIAdd32x2(EmitContext& ctx);
+void EmitGlobalAtomicSMin32x2(EmitContext& ctx);
+void EmitGlobalAtomicUMin32x2(EmitContext& ctx);
+void EmitGlobalAtomicSMax32x2(EmitContext& ctx);
+void EmitGlobalAtomicUMax32x2(EmitContext& ctx);
+void EmitGlobalAtomicInc32x2(EmitContext& ctx);
+void EmitGlobalAtomicDec32x2(EmitContext& ctx);
+void EmitGlobalAtomicAnd32x2(EmitContext& ctx);
+void EmitGlobalAtomicOr32x2(EmitContext& ctx);
+void EmitGlobalAtomicXor32x2(EmitContext& ctx);
+void EmitGlobalAtomicExchange32x2(EmitContext& ctx);
 void EmitGlobalAtomicAddF32(EmitContext& ctx);
 void EmitGlobalAtomicAddF16x2(EmitContext& ctx);
 void EmitGlobalAtomicAddF32x2(EmitContext& ctx);

src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp

@@ -311,6 +311,13 @@ void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, ScalarU32 poin
     ctx.LongAdd("ATOMS.EXCH.U64 {}.x,{},shared_mem[{}];", inst, value, pointer_offset);
 }
 
+void EmitSharedAtomicExchange32x2([[maybe_unused]] EmitContext& ctx,
+                                  [[maybe_unused]] IR::Inst& inst,
+                                  [[maybe_unused]] ScalarU32 pointer_offset,
+                                  [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
 void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              ScalarU32 offset, ScalarU32 value) {
     Atom(ctx, inst, binding, offset, value, "ADD", "U32");
@@ -411,6 +418,62 @@ void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Val
     Atom(ctx, inst, binding, offset, value, "EXCH", "U64");
 }
 
+void EmitStorageAtomicIAdd32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                               [[maybe_unused]] const IR::Value& binding,
+                               [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicSMin32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                               [[maybe_unused]] const IR::Value& binding,
+                               [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicUMin32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                               [[maybe_unused]] const IR::Value& binding,
+                               [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicSMax32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                               [[maybe_unused]] const IR::Value& binding,
+                               [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicUMax32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                               [[maybe_unused]] const IR::Value& binding,
+                               [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicAnd32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                              [[maybe_unused]] const IR::Value& binding,
+                              [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicOr32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                             [[maybe_unused]] const IR::Value& binding,
+                             [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicXor32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
+                              [[maybe_unused]] const IR::Value& binding,
+                              [[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitStorageAtomicExchange32x2([[maybe_unused]] EmitContext& ctx,
+                                   [[maybe_unused]] IR::Inst& inst,
+                                   [[maybe_unused]] const IR::Value& binding,
+                                   [[maybe_unused]] ScalarU32 offset,
+                                   [[maybe_unused]] Register value) {
+    throw NotImplementedException("GLASM instruction");
+}
+
 void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              ScalarU32 offset, ScalarF32 value) {
     Atom(ctx, inst, binding, offset, value, "ADD", "F32");
@@ -537,6 +600,50 @@ void EmitGlobalAtomicExchange64(EmitContext&) {
     throw NotImplementedException("GLASM instruction");
 }
 
+void EmitGlobalAtomicIAdd32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicSMin32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicUMin32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicSMax32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicUMax32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicInc32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicDec32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicAnd32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicOr32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicXor32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
+void EmitGlobalAtomicExchange32x2(EmitContext&) {
+    throw NotImplementedException("GLASM instruction");
+}
+
 void EmitGlobalAtomicAddF32(EmitContext&) {
     throw NotImplementedException("GLASM instruction");
 }

src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp

@@ -105,6 +105,13 @@ void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, std::string_vi
             pointer_offset, value, pointer_offset, value);
 }
 
+void EmitSharedAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, std::string_view pointer_offset,
+                                  std::string_view value) {
+    LOG_WARNING(Shader_GLSL, "Int64 atomics not supported, fallback to non-atomic");
+    ctx.AddU32x2("{}=uvec2(smem[{}>>2],smem[({}+4)>>2]);", inst, pointer_offset, pointer_offset);
+    ctx.Add("smem[{}>>2]={}.x;smem[({}+4)>>2]={}.y;", pointer_offset, value, pointer_offset, value);
+}
+
 void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              const IR::Value& offset, std::string_view value) {
     ctx.AddU32("{}=atomicAdd({}_ssbo{}[{}>>2],{});", inst, ctx.stage_name, binding.U32(),
@@ -265,6 +272,51 @@ void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Val
                ctx.stage_name, binding.U32(), ctx.var_alloc.Consume(offset), value);
 }
 
+void EmitStorageAtomicIAdd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicSMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicUMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicSMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicUMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicAnd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicOr32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                             const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicXor32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitStorageAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                                   const IR::Value& offset, std::string_view value) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
 void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              const IR::Value& offset, std::string_view value) {
     SsboCasFunctionF32(ctx, inst, binding, offset, value, "CasFloatAdd");
@@ -388,6 +440,50 @@ void EmitGlobalAtomicExchange64(EmitContext&) {
     throw NotImplementedException("GLSL Instrucion");
 }
 
+void EmitGlobalAtomicIAdd32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicSMin32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicUMin32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicSMax32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicUMax32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicInc32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicDec32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicAnd32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicOr32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicXor32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
+void EmitGlobalAtomicExchange32x2(EmitContext&) {
+    throw NotImplementedException("GLSL Instrucion");
+}
+
 void EmitGlobalAtomicAddF32(EmitContext&) {
     throw NotImplementedException("GLSL Instrucion");
 }

src/shader_recompiler/backend/glsl/emit_glsl_instructions.h

@@ -442,6 +442,8 @@ void EmitSharedAtomicExchange32(EmitContext& ctx, IR::Inst& inst, std::string_vi
                                 std::string_view value);
 void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, std::string_view pointer_offset,
                                 std::string_view value);
+void EmitSharedAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, std::string_view pointer_offset,
+                                  std::string_view value);
 void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              const IR::Value& offset, std::string_view value);
 void EmitStorageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
@@ -482,6 +484,24 @@ void EmitStorageAtomicXor64(EmitContext& ctx, IR::Inst& inst, const IR::Value& b
                             const IR::Value& offset, std::string_view value);
 void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                                  const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicIAdd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicSMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicUMin32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicSMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicUMax32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                               const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicAnd32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicOr32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                             const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicXor32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                              const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicExchange32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
+                                   const IR::Value& offset, std::string_view value);
 void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
                              const IR::Value& offset, std::string_view value);
 void EmitStorageAtomicAddF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
@@ -518,6 +538,17 @@ void EmitGlobalAtomicAnd64(EmitContext& ctx);
 void EmitGlobalAtomicOr64(EmitContext& ctx);
 void EmitGlobalAtomicXor64(EmitContext& ctx);
 void EmitGlobalAtomicExchange64(EmitContext& ctx);
+void EmitGlobalAtomicIAdd32x2(EmitContext& ctx);
+void EmitGlobalAtomicSMin32x2(EmitContext& ctx);
+void EmitGlobalAtomicUMin32x2(EmitContext& ctx);
+void EmitGlobalAtomicSMax32x2(EmitContext& ctx);
+void EmitGlobalAtomicUMax32x2(EmitContext& ctx);
+void EmitGlobalAtomicInc32x2(EmitContext& ctx);
+void EmitGlobalAtomicDec32x2(EmitContext& ctx);
+void EmitGlobalAtomicAnd32x2(EmitContext& ctx);
+void EmitGlobalAtomicOr32x2(EmitContext& ctx);
+void EmitGlobalAtomicXor32x2(EmitContext& ctx);
+void EmitGlobalAtomicExchange32x2(EmitContext& ctx);
 void EmitGlobalAtomicAddF32(EmitContext& ctx);
 void EmitGlobalAtomicAddF16x2(EmitContext& ctx);
 void EmitGlobalAtomicAddF32x2(EmitContext& ctx);

src/shader_recompiler/backend/spirv/emit_spirv_atomic.cpp

@@ -82,6 +82,17 @@ Id StorageAtomicU64(EmitContext& ctx, const IR::Value& binding, const IR::Value&
     ctx.OpStore(pointer, ctx.OpBitcast(ctx.U32[2], result));
     return original_value;
 }
+
+Id StorageAtomicU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, Id value,
+                      Id (Sirit::Module::*non_atomic_func)(Id, Id, Id)) {
+    LOG_WARNING(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
+    const Id pointer{StoragePointer(ctx, ctx.storage_types.U32x2, &StorageDefinitions::U32x2,
+                                    binding, offset, sizeof(u32[2]))};
+    const Id original_value{ctx.OpLoad(ctx.U32[2], pointer)};
+    const Id result{(ctx.*non_atomic_func)(ctx.U32[2], value, original_value)};
+    ctx.OpStore(pointer, result);
+    return original_value;
+}
 } // Anonymous namespace
 
 Id EmitSharedAtomicIAdd32(EmitContext& ctx, Id offset, Id value) {
@@ -141,7 +152,7 @@ Id EmitSharedAtomicExchange64(EmitContext& ctx, Id offset, Id value) {
         const auto [scope, semantics]{AtomicArgs(ctx)};
         return ctx.OpAtomicExchange(ctx.U64, pointer, scope, semantics, value);
     }
-    LOG_ERROR(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
+    LOG_WARNING(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
     const Id pointer_1{SharedPointer(ctx, offset, 0)};
     const Id pointer_2{SharedPointer(ctx, offset, 1)};
     const Id value_1{ctx.OpLoad(ctx.U32[1], pointer_1)};
@@ -152,6 +163,18 @@ Id EmitSharedAtomicExchange64(EmitContext& ctx, Id offset, Id value) {
     return ctx.OpBitcast(ctx.U64, ctx.OpCompositeConstruct(ctx.U32[2], value_1, value_2));
 }
 
+Id EmitSharedAtomicExchange32x2(EmitContext& ctx, Id offset, Id value) {
+    LOG_WARNING(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
+    const Id pointer_1{SharedPointer(ctx, offset, 0)};
+    const Id pointer_2{SharedPointer(ctx, offset, 1)};
+    const Id value_1{ctx.OpLoad(ctx.U32[1], pointer_1)};
+    const Id value_2{ctx.OpLoad(ctx.U32[1], pointer_2)};
+    const Id new_vector{ctx.OpBitcast(ctx.U32[2], value)};
+    ctx.OpStore(pointer_1, ctx.OpCompositeExtract(ctx.U32[1], new_vector, 0U));
+    ctx.OpStore(pointer_2, ctx.OpCompositeExtract(ctx.U32[1], new_vector, 1U));
+    return ctx.OpCompositeConstruct(ctx.U32[2], value_1, value_2);
+}
+
 Id EmitStorageAtomicIAdd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
                            Id value) {
     return StorageAtomicU32(ctx, binding, offset, value, &Sirit::Module::OpAtomicIAdd);
@@ -275,6 +298,56 @@ Id EmitStorageAtomicExchange64(EmitContext& ctx, const IR::Value& binding, const
     return original;
 }
 
+Id EmitStorageAtomicIAdd32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpIAdd);
+}
+
+Id EmitStorageAtomicSMin32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpSMin);
+}
+
+Id EmitStorageAtomicUMin32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpUMin);
+}
+
+Id EmitStorageAtomicSMax32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpSMax);
+}
+
+Id EmitStorageAtomicUMax32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpUMax);
+}
+
+Id EmitStorageAtomicAnd32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpBitwiseAnd);
+}
+
+Id EmitStorageAtomicOr32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                           Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpBitwiseOr);
+}
+
+Id EmitStorageAtomicXor32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            Id value) {
+    return StorageAtomicU32x2(ctx, binding, offset, value, &Sirit::Module::OpBitwiseXor);
+}
+
+Id EmitStorageAtomicExchange32x2(EmitContext& ctx, const IR::Value& binding,
+                                 const IR::Value& offset, Id value) {
+    LOG_WARNING(Shader_SPIRV, "Int64 atomics not supported, fallback to non-atomic");
+    const Id pointer{StoragePointer(ctx, ctx.storage_types.U32x2, &StorageDefinitions::U32x2,
+                                    binding, offset, sizeof(u32[2]))};
+    const Id original{ctx.OpLoad(ctx.U32[2], pointer)};
+    ctx.OpStore(pointer, value);
+    return original;
+}
+
 Id EmitStorageAtomicAddF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
                            Id value) {
     const Id ssbo{ctx.ssbos[binding.U32()].U32};
@@ -418,6 +491,50 @@ Id EmitGlobalAtomicExchange64(EmitContext&) {
     throw NotImplementedException("SPIR-V Instruction");
 }
 
+Id EmitGlobalAtomicIAdd32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicSMin32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicUMin32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicSMax32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicUMax32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicInc32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicDec32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicAnd32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicOr32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicXor32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
+Id EmitGlobalAtomicExchange32x2(EmitContext&) {
+    throw NotImplementedException("SPIR-V Instruction");
+}
+
 Id EmitGlobalAtomicAddF32(EmitContext&) {
     throw NotImplementedException("SPIR-V Instruction");
 }

src/shader_recompiler/backend/spirv/emit_spirv_instructions.h

@@ -335,6 +335,7 @@ Id EmitSharedAtomicOr32(EmitContext& ctx, Id pointer_offset, Id value);
 Id EmitSharedAtomicXor32(EmitContext& ctx, Id pointer_offset, Id value);
 Id EmitSharedAtomicExchange32(EmitContext& ctx, Id pointer_offset, Id value);
 Id EmitSharedAtomicExchange64(EmitContext& ctx, Id pointer_offset, Id value);
+Id EmitSharedAtomicExchange32x2(EmitContext& ctx, Id pointer_offset, Id value);
 Id EmitStorageAtomicIAdd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
                            Id value);
 Id EmitStorageAtomicSMin32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
@@ -375,6 +376,24 @@ Id EmitStorageAtomicXor64(EmitContext& ctx, const IR::Value& binding, const IR::
                           Id value);
 Id EmitStorageAtomicExchange64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
                                Id value);
+Id EmitStorageAtomicIAdd32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value);
+Id EmitStorageAtomicSMin32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value);
+Id EmitStorageAtomicUMin32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value);
+Id EmitStorageAtomicSMax32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value);
+Id EmitStorageAtomicUMax32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             Id value);
+Id EmitStorageAtomicAnd32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            Id value);
+Id EmitStorageAtomicOr32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                           Id value);
+Id EmitStorageAtomicXor32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            Id value);
+Id EmitStorageAtomicExchange32x2(EmitContext& ctx, const IR::Value& binding,
+                                 const IR::Value& offset, Id value);
 Id EmitStorageAtomicAddF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
                            Id value);
 Id EmitStorageAtomicAddF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
@@ -411,6 +430,17 @@ Id EmitGlobalAtomicAnd64(EmitContext& ctx);
 Id EmitGlobalAtomicOr64(EmitContext& ctx);
 Id EmitGlobalAtomicXor64(EmitContext& ctx);
 Id EmitGlobalAtomicExchange64(EmitContext& ctx);
+Id EmitGlobalAtomicIAdd32x2(EmitContext& ctx);
+Id EmitGlobalAtomicSMin32x2(EmitContext& ctx);
+Id EmitGlobalAtomicUMin32x2(EmitContext& ctx);
+Id EmitGlobalAtomicSMax32x2(EmitContext& ctx);
+Id EmitGlobalAtomicUMax32x2(EmitContext& ctx);
+Id EmitGlobalAtomicInc32x2(EmitContext& ctx);
+Id EmitGlobalAtomicDec32x2(EmitContext& ctx);
+Id EmitGlobalAtomicAnd32x2(EmitContext& ctx);
+Id EmitGlobalAtomicOr32x2(EmitContext& ctx);
+Id EmitGlobalAtomicXor32x2(EmitContext& ctx);
+Id EmitGlobalAtomicExchange32x2(EmitContext& ctx);
 Id EmitGlobalAtomicAddF32(EmitContext& ctx);
 Id EmitGlobalAtomicAddF16x2(EmitContext& ctx);
 Id EmitGlobalAtomicAddF32x2(EmitContext& ctx);

src/shader_recompiler/frontend/ir/microinstruction.cpp

@@ -118,6 +118,7 @@ bool Inst::MayHaveSideEffects() const noexcept {
     case Opcode::SharedAtomicXor32:
     case Opcode::SharedAtomicExchange32:
     case Opcode::SharedAtomicExchange64:
+    case Opcode::SharedAtomicExchange32x2:
     case Opcode::GlobalAtomicIAdd32:
     case Opcode::GlobalAtomicSMin32:
     case Opcode::GlobalAtomicUMin32:
@@ -138,6 +139,15 @@ bool Inst::MayHaveSideEffects() const noexcept {
     case Opcode::GlobalAtomicOr64:
     case Opcode::GlobalAtomicXor64:
     case Opcode::GlobalAtomicExchange64:
+    case Opcode::GlobalAtomicIAdd32x2:
+    case Opcode::GlobalAtomicSMin32x2:
+    case Opcode::GlobalAtomicUMin32x2:
+    case Opcode::GlobalAtomicSMax32x2:
+    case Opcode::GlobalAtomicUMax32x2:
+    case Opcode::GlobalAtomicAnd32x2:
+    case Opcode::GlobalAtomicOr32x2:
+    case Opcode::GlobalAtomicXor32x2:
+    case Opcode::GlobalAtomicExchange32x2:
     case Opcode::GlobalAtomicAddF32:
     case Opcode::GlobalAtomicAddF16x2:
     case Opcode::GlobalAtomicAddF32x2:
@@ -165,6 +175,15 @@ bool Inst::MayHaveSideEffects() const noexcept {
     case Opcode::StorageAtomicOr64:
     case Opcode::StorageAtomicXor64:
     case Opcode::StorageAtomicExchange64:
+    case Opcode::StorageAtomicIAdd32x2:
+    case Opcode::StorageAtomicSMin32x2:
+    case Opcode::StorageAtomicUMin32x2:
+    case Opcode::StorageAtomicSMax32x2:
+    case Opcode::StorageAtomicUMax32x2:
+    case Opcode::StorageAtomicAnd32x2:
+    case Opcode::StorageAtomicOr32x2:
+    case Opcode::StorageAtomicXor32x2:
+    case Opcode::StorageAtomicExchange32x2:
     case Opcode::StorageAtomicAddF32:
     case Opcode::StorageAtomicAddF16x2:
     case Opcode::StorageAtomicAddF32x2:

src/shader_recompiler/frontend/ir/opcodes.inc

@@ -341,6 +341,7 @@ OPCODE(SharedAtomicOr32,                                    U32,            U32,
 OPCODE(SharedAtomicXor32,                                   U32,            U32,            U32,                                                            )
 OPCODE(SharedAtomicExchange32,                              U32,            U32,            U32,                                                            )
 OPCODE(SharedAtomicExchange64,                              U64,            U32,            U64,                                                            )
+OPCODE(SharedAtomicExchange32x2,                            U32x2,          U32,            U32x2,                                                          )
 
 OPCODE(GlobalAtomicIAdd32,                                  U32,            U64,            U32,                                                            )
 OPCODE(GlobalAtomicSMin32,                                  U32,            U64,            U32,                                                            )
@@ -362,6 +363,15 @@ OPCODE(GlobalAtomicAnd64,                                   U64,            U64,
 OPCODE(GlobalAtomicOr64,                                    U64,            U64,            U64,                                                            )
 OPCODE(GlobalAtomicXor64,                                   U64,            U64,            U64,                                                            )
 OPCODE(GlobalAtomicExchange64,                              U64,            U64,            U64,                                                            )
+OPCODE(GlobalAtomicIAdd32x2,                                U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicSMin32x2,                                U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicUMin32x2,                                U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicSMax32x2,                                U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicUMax32x2,                                U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicAnd32x2,                                 U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicOr32x2,                                  U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicXor32x2,                                 U32x2,          U64,            U32x2,                                                          )
+OPCODE(GlobalAtomicExchange32x2,                            U32x2,          U64,            U32x2,                                                          )
 OPCODE(GlobalAtomicAddF32,                                  F32,            U64,            F32,                                                            )
 OPCODE(GlobalAtomicAddF16x2,                                U32,            U64,            F16x2,                                                          )
 OPCODE(GlobalAtomicAddF32x2,                                U32,            U64,            F32x2,                                                          )
@@ -390,6 +400,15 @@ OPCODE(StorageAtomicAnd64,                                  U64,            U32,
 OPCODE(StorageAtomicOr64,                                   U64,            U32,            U32,            U64,                                            )
 OPCODE(StorageAtomicXor64,                                  U64,            U32,            U32,            U64,                                            )
 OPCODE(StorageAtomicExchange64,                             U64,            U32,            U32,            U64,                                            )
+OPCODE(StorageAtomicIAdd32x2,                               U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicSMin32x2,                               U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicUMin32x2,                               U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicSMax32x2,                               U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicUMax32x2,                               U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicAnd32x2,                                U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicOr32x2,                                 U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicXor32x2,                                U32x2,          U32,            U32,            U32x2,                                          )
+OPCODE(StorageAtomicExchange32x2,                           U32x2,          U32,            U32,            U32x2,                                          )
 OPCODE(StorageAtomicAddF32,                                 F32,            U32,            U32,            F32,                                            )
 OPCODE(StorageAtomicAddF16x2,                               U32,            U32,            U32,            F16x2,                                          )
 OPCODE(StorageAtomicAddF32x2,                               U32,            U32,            U32,            F32x2,                                          )

src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp

@@ -360,6 +360,15 @@ void VisitUsages(Info& info, IR::Inst& inst) {
     case IR::Opcode::GlobalAtomicOr64:
     case IR::Opcode::GlobalAtomicXor64:
     case IR::Opcode::GlobalAtomicExchange64:
+    case IR::Opcode::GlobalAtomicIAdd32x2:
+    case IR::Opcode::GlobalAtomicSMin32x2:
+    case IR::Opcode::GlobalAtomicUMin32x2:
+    case IR::Opcode::GlobalAtomicSMax32x2:
+    case IR::Opcode::GlobalAtomicUMax32x2:
+    case IR::Opcode::GlobalAtomicAnd32x2:
+    case IR::Opcode::GlobalAtomicOr32x2:
+    case IR::Opcode::GlobalAtomicXor32x2:
+    case IR::Opcode::GlobalAtomicExchange32x2:
     case IR::Opcode::GlobalAtomicAddF32:
     case IR::Opcode::GlobalAtomicAddF16x2:
     case IR::Opcode::GlobalAtomicAddF32x2:
@@ -597,6 +606,15 @@ void VisitUsages(Info& info, IR::Inst& inst) {
         break;
     case IR::Opcode::LoadStorage64:
     case IR::Opcode::WriteStorage64:
+    case IR::Opcode::StorageAtomicIAdd32x2:
+    case IR::Opcode::StorageAtomicSMin32x2:
+    case IR::Opcode::StorageAtomicUMin32x2:
+    case IR::Opcode::StorageAtomicSMax32x2:
+    case IR::Opcode::StorageAtomicUMax32x2:
+    case IR::Opcode::StorageAtomicAnd32x2:
+    case IR::Opcode::StorageAtomicOr32x2:
+    case IR::Opcode::StorageAtomicXor32x2:
+    case IR::Opcode::StorageAtomicExchange32x2:
         info.used_storage_buffer_types |= IR::Type::U32x2;
         break;
     case IR::Opcode::LoadStorage128: