STM32F3 NO CMSIS

//INCLUDE & DEFINES
#include "stm32f30x.h"

#define MODE_OUT 1
#define MODE_AFN 2
#define MODE_ANL 3

#define SPEED_2  2
#define SPEED_10 1
#define SPEED_50 3

//************************************************
//                USER DEFINES
//************************************************
#define LED_GPIO GPIOE

#define BLUE 8
#define RED 9
#define ORANGE 10
#define GREEN 11

#define BLUE2 12
#define RED2 13
#define ORANGE2 14
#define GREEN2 15

#define BTN_GPIO GPIOA
#define BTN 0
//************************************************

//FUNCTIONS
void CONFIG_F3(void);
void GPIO_OUTPUT ( GPIO_TypeDef *GPIOx, uint32_t PIN, uint32_t SPEED);
void GPIO_INPUT (GPIO_TypeDef *GPIOX, uint32_t PIN, uint32_t SPEED);
void GPIO_SET(GPIO_TypeDef *GPIOX, uint32_t PIN);
void GPIO_CLR(GPIO_TypeDef *GPIOX, uint32_t PIN);
char IS_BTN_TGL(void);
//CODE
int myState = 0;

void delay(void)
{
    long x;
    for(x = 0; x<200000; x++)
    {
      x = x + 1;
      x = x - 1;
    }
}
void main(void)
{
  CONFIG_F3();

  LED_GPIO->OTYPER = 0;            // ALL PUSH PULL on LED_GPIO
  LED_GPIO->PUPDR = 0;             // ALL NO PU.PD on LED_GPIO

  GPIO_OUTPUT ( LED_GPIO, RED, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, RED2, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, GREEN, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, GREEN2, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, ORANGE, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, ORANGE2, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, BLUE, SPEED_50 );
  GPIO_OUTPUT ( LED_GPIO, BLUE2, SPEED_50 );

  GPIO_INPUT ( BTN_GPIO, BTN, SPEED_50 );

  LED_GPIO->BSRR = (((1<<ORANGE)|(1<<ORANGE2)|(1<<BLUE)|(1<<BLUE2)|(1<<RED)|(1<<RED2)|(1<<GREEN)|(1<<GREEN2))<<16);

  while(1)
  {
    RESTARTA:
    if(myState == 0)
    {
        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|((1<<GREEN)|(1<<GREEN2)|(1<<ORANGE)|(1<<ORANGE2))));
        GPIO_SET (LED_GPIO, ((1<<RED)|(1<<RED2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|((1<<GREEN)|(1<<GREEN2)|(1<<RED)|(1<<RED2))));
        GPIO_SET (LED_GPIO, ((1<<ORANGE)|(1<<ORANGE2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|(1<<ORANGE)|(1<<ORANGE2)|(1<<RED)|(1<<RED2)));
        GPIO_SET (LED_GPIO, ((1<<GREEN)|(1<<GREEN2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<GREEN)|(1<<GREEN2)|(1<<ORANGE)|(1<<ORANGE2)|(1<<RED)|(1<<RED2)));
        GPIO_SET (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();
    }
    else
    {

        GPIO_CLR (LED_GPIO, ((1<<GREEN)|(1<<GREEN2)|(1<<ORANGE)|(1<<ORANGE2)|(1<<RED)|(1<<RED2)));
        GPIO_SET (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|(1<<ORANGE)|(1<<ORANGE2)|(1<<RED)|(1<<RED2)));
        GPIO_SET (LED_GPIO, ((1<<GREEN)|(1<<GREEN2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|((1<<GREEN)|(1<<GREEN2)|(1<<RED)|(1<<RED2))));
        GPIO_SET (LED_GPIO, ((1<<ORANGE)|(1<<ORANGE2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();

        GPIO_CLR (LED_GPIO, ((1<<BLUE)|(1<<BLUE2)|((1<<GREEN)|(1<<GREEN2)|(1<<ORANGE)|(1<<ORANGE2))));
        GPIO_SET (LED_GPIO, ((1<<RED)|(1<<RED2)));
        if(IS_BTN_TGL()) goto RESTARTA;
        delay();
    }


  }
}
char IS_BTN_TGL(void)
{
    if(BTN_GPIO->IDR & 0x01)
    {
        if(myState)
          myState=0;
        else
          myState=1;

        delay();
        delay();
        return 1;
    }
    return 0;
}
void CONFIG_F3(void)
{
  //16MHZ / 2 = 8MHZ
  //8MHZ * 9 = 72MHZ

  RCC->CFGR = 0x61F0002; //HSE, 9x PLL, HSE/2, HSE/PREDIV selected as PLL input clock, PLL CLOCK
  RCC->CR = 0x1010000;   //PLL ENABLED, HSE ON

  while((RCC->CR & 0x2000000) == 0);  //WAIT UNTIL PLL LOCKED
  //72MHZ from now on
  RCC->AHBENR = 0x317E0057; //Enable all AHB Peripheral Clocks
}
void GPIO_OUTPUT (GPIO_TypeDef *GPIOX, uint32_t PIN, uint32_t SPEED)
{
  GPIOX->MODER &= ~(3<<(PIN*2));
  GPIOX->MODER |=  (MODE_OUT<<(PIN*2));

  GPIOX->OSPEEDR &= ~(3<<(PIN*2));
  GPIOX->OSPEEDR |= (SPEED<<(PIN*2));

}
void GPIO_INPUT (GPIO_TypeDef *GPIOX, uint32_t PIN, uint32_t SPEED)
{
  GPIOX->MODER &= ~(3<<(PIN*2));

  GPIOX->OSPEEDR &= ~(3<<(PIN*2));
  GPIOX->OSPEEDR |= (SPEED<<(PIN*2));
}
void GPIO_SET(GPIO_TypeDef *GPIOX, uint32_t PIN)
{
  GPIOX->BSRR = PIN;
}
void GPIO_CLR(GPIO_TypeDef *GPIOX, uint32_t PIN)
{
  GPIOX->BSRR = (PIN<<16);
}