implement invert

src/video_core/engines/shader_bytecode.h

@@ -326,6 +326,10 @@ union Instruction {
         BitField<49, 1, u64> negate_a;
     } alu_integer;
 
+    union {
+        BitField<40, 1, u64> invert;
+    } popc;
+
     union {
         BitField<39, 3, u64> pred;
         BitField<42, 1, u64> neg_pred;

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -1305,6 +1305,9 @@ private:
             case OpCode::Id::POPC_C:
             case OpCode::Id::POPC_R:
             case OpCode::Id::POPC_IMM: {
+                if (instr.popc.invert) {
+                    op_b = "~(" + op_b + ')';
+                }
                 regs.SetRegisterToInteger(instr.gpr0, true, 0, "bitCount(" + op_b + ')', 1, 1);
                 break;
             }