diff --git a/src/tinyriscv.h b/src/tinyriscv.h
index 6f25b4f..ee52e91 100644
--- a/src/tinyriscv.h
+++ b/src/tinyriscv.h
@@ -210,47 +210,4 @@ void tinyriscv_step(tinyriscv_hart* hart){
 
 ////////////////////////////////////////////////////////////////////////////////
 
-#endif //TINYRISCV_H
-
-#ifdef TESTING
-
-void step(){
-
-	//func7 and func3 are just bitmasked from the whole inst
-
-	switch(opcode){
-	case /*R-type*/ 0x33:
-
-		switch(func3){
-		case /*ADDI*/ 0x0: x[rd] = x[rs1] + (i32)imm; break;
-		case /*SLTI*/ 0x2000: x[rd] = (i32)x[rs1] < (i32)imm; break;
-		case /*SLTIU*/ 0x3000: x[rd] = x[rs1] < (u32)(i32)imm; break;
-		case /*XORI*/ 0x4000: x[rd] = x[rs1] ^ (i32)imm; break;
-		case /*ORI*/ 0x6000: x[rd] = x[rs1] | (i32)imm; break;
-		case /*ANDI*/ 0x7000: x[rd] = x[rs1] & (i32)imm; break;
-		default: 
-			switch(funct7 | funct3){
-			case /*SLLI*/ 0x1000: x[rd] = x[rs1] << rs2; break;
-			case /*SRLI*/ 0x5000: x[rd] = x[rs1] >> rs2; break;
-			case /*SRAI*/ 0x40005000: x[rd] = (i32)x[rs1] >> rs2; break;
-			}
-		}
-
-		//TODO put this in inline functions , R-type() etc
-
-		switch(funct7 | funct3){
-		case /*ADD*/ 0x0: x[rd] = x[rs1] + x[rs2]; break;
-		case /*SUB*/ 0x40000000: x[rd] = x[rs1] - x[rs2]; break;
-		case /*SLL*/ 0x1000: x[rd] = x[rs1] << (x[rs2] & 0x1f); break;
-		case /*SLT*/ 0x2000: x[rd] = (i32)x[rs1] < (i32)x[rs2]; break;
-		case /*SLTU*/ 0x3000: x[rd] = x[rs1] < x[rs2]; break;
-		case /*XOR*/ 0x4000: x[rd] = x[rs1] ^ x[rs2]; break;
-		case /*SRL*/ 0x5000: x[rd] = x[rs1] >> (x[rs2] & 0x1f); break;
-		case /*SRA*/ 0x40005000: x[rd] = (i32)x[rs1] >> (x[rs2] & 0x1f); break;
-		case /*OR*/ 0x6000: x[rd] = x[rs1] | x[rs2]; break;
-		case /*AND*/ 0x7000: x[rd] = x[rs1] & x[rs2]; break;
-		}
-	}
-}
-
-#endif
\ No newline at end of file
+#endif //TINYRISCV_H
\ No newline at end of file