Use bit-length types in block_t

Marlin/planner.h

@@ -74,30 +74,32 @@ enum BlockFlag {
  */
 typedef struct {
 
+  uint8_t flag;                             // Block flags (See BlockFlag enum above)
+
   unsigned char active_extruder;            // The extruder to move (if E move)
 
-  // Fields used by the bresenham algorithm for tracing the line
-  long steps[NUM_AXIS];                     // Step count along each axis
-  unsigned long step_event_count;           // The number of step events required to complete this block
+  // Fields used by the Bresenham algorithm for tracing the line
+  int32_t steps[NUM_AXIS];                  // Step count along each axis
+  uint32_t step_event_count;                // The number of step events required to complete this block
 
   #if ENABLED(MIXING_EXTRUDER)
-    unsigned long mix_event_count[MIXING_STEPPERS]; // Scaled step_event_count for the mixing steppers
+    uint32_t mix_event_count[MIXING_STEPPERS]; // Scaled step_event_count for the mixing steppers
   #endif
 
-  long accelerate_until,                    // The index of the step event on which to stop acceleration
+  int32_t accelerate_until,                 // The index of the step event on which to stop acceleration
           decelerate_after,                 // The index of the step event on which to start decelerating
           acceleration_rate;                // The acceleration rate used for acceleration calculation
 
-  unsigned char direction_bits;             // The direction bit set for this block (refers to *_DIRECTION_BIT in config.h)
+  uint8_t direction_bits;                   // The direction bit set for this block (refers to *_DIRECTION_BIT in config.h)
 
   // Advance extrusion
   #if ENABLED(LIN_ADVANCE)
     bool use_advance_lead;
-    int e_speed_multiplier8; // Factorised by 2^8 to avoid float
+    int16_t e_speed_multiplier8; // Factorised by 2^8 to avoid float
   #elif ENABLED(ADVANCE)
-    long advance_rate;
-    volatile long initial_advance;
-    volatile long final_advance;
+    int32_t advance_rate;
+    volatile int32_t initial_advance;
+    volatile int32_t final_advance;
     float advance;
   #endif
 
@@ -107,7 +109,6 @@ typedef struct {
         max_entry_speed,                    // Maximum allowable junction entry speed in mm/sec
         millimeters,                        // The total travel of this block in mm
         acceleration;                       // acceleration mm/sec^2
-  uint8_t flag;                                 // Block flags (See BlockFlag enum above)
 
   // Settings for the trapezoid generator
   uint32_t nominal_rate,                    // The nominal step rate for this block in step_events/sec
@@ -116,11 +117,11 @@ typedef struct {
            acceleration_steps_per_s2;       // acceleration steps/sec^2
 
   #if FAN_COUNT > 0
-    unsigned long fan_speed[FAN_COUNT];
+    uint32_t fan_speed[FAN_COUNT];
   #endif
 
   #if ENABLED(BARICUDA)
-    unsigned long valve_pressure, e_to_p_pressure;
+    uint32_t valve_pressure, e_to_p_pressure;
   #endif
 
 } block_t;