--- gcc/config/arm.h	2018/04/24 17:51:33	1.1
+++ gcc/config/arm.h	2018/04/24 18:04:36	1.1.1.4
@@ -19,7 +19,7 @@ You should have received a copy of the G
 along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-/* Sometimes the directive `riscos' is check.  This does not imply that this
+/* Sometimes the directive `riscos' is checked.  This does not imply that this
    tm file can be used unchanged to build a GCC for RISC OS.
    (Since in fact, it can't.)  */
 
@@ -88,15 +88,15 @@ extern int target_flags;
      scheduling.  Note that this only saves compilation time; it doesn't
      matter for the final code.  */
 #ifdef riscos
-#define TARGET_WHEN_DEBUGING  3
+#define TARGET_WHEN_DEBUGGING  3
 #else
-#define TARGET_WHEN_DEBUGING  1
+#define TARGET_WHEN_DEBUGGING  1
 #endif
 
 #define OVERRIDE_OPTIONS  \
 {								\
   if (write_symbols != NO_DEBUG)				\
-    target_flags |= TARGET_WHEN_DEBUGING;			\
+    target_flags |= TARGET_WHEN_DEBUGGING;			\
   else if (TARGET_POKE_FUNCTION_NAME)				\
     target_flags |= 1;						\
   if (TARGET_FPE)						\
@@ -125,7 +125,7 @@ extern int target_flags;
    numbered.  */
 #define WORDS_BIG_ENDIAN  0
 
-/* Number of bits in an addressible storage unit */
+/* Number of bits in an addressable storage unit */
 #define BITS_PER_UNIT  8
 
 #define BITS_PER_WORD  32
@@ -332,13 +332,13 @@ enum reg_class
    This macro defines what the ranges are.
    C is the letter, and VALUE is a constant value.
    Return 1 if VALUE is in the range specified by C.
-	I: immediate arithmetic operand (i.e. 8 bits shifted as requried).
+	I: immediate arithmetic operand (i.e. 8 bits shifted as required).
 	J: valid indexing constants.  */
 #define CONST_OK_FOR_LETTER_P(VALUE, C)  \
   ((C) == 'I' ? const_ok_for_arm (VALUE) :		\
    (C) == 'J' ? (abs (VALUE) < 4096) : 0)
 
-/* Constaint letter 'G' for the FPU immediate constants. */
+/* Constant letter 'G' for the FPU immediate constants. */
 #define CONST_DOUBLE_OK_FOR_LETTER_P(X,C)	\
     ((C) == 'G' ? const_double_rtx_ok_for_fpu (X) : 0)
 
@@ -841,9 +841,8 @@ do \
 #define NO_RECURSIVE_FUNCTION_CSE 1
 
 /* Max number of bytes we can move from memory to memory
-   in one reasonably fast instruction.
-   On the ARM, there are no instructions which move memory to memory!  */
-#define MOVE_MAX  0
+   in one reasonably fast instruction.  */
+#define MOVE_MAX 4
 
 /* Define if normal loads of shorter-than-word items from memory clears
    the rest of the bigs in the register.
@@ -878,9 +877,6 @@ do \
 /* Chars and shorts should be passed as ints.  */
 #define PROMOTE_PROTOTYPES 1
 
-/* There is no support for s<cond> insns at present */
-#define STORE_FLAG_VALUE  0
-
 /* The machine modes of pointers and functions */
 #define Pmode  SImode
 #define FUNCTION_MODE  Pmode
@@ -891,7 +887,7 @@ do \
 
 /* The relative costs of various types of constants.  Note that cse.c defines
    REG = 1, SUBREG = 2, any node = (2 + sum of subnodes).  */
-#define CONST_COSTS(RTX, CODE)  \
+#define CONST_COSTS(RTX, CODE, OUTER_CODE)  \
   case CONST_INT:				\
     if (const_ok_for_arm (INTVAL (RTX)))	\
       return (2);				\
@@ -974,8 +970,8 @@ do \
 #define ASM_APP_OFF  ""
 
 /* Switch to the text or data segment.  */
-#define TEXT_SECTION_ASM_OP  "\n\t.text\n"
-#define DATA_SECTION_ASM_OP  "\n\t.data\n"
+#define TEXT_SECTION_ASM_OP  ".text"
+#define DATA_SECTION_ASM_OP  ".data"
 
 /* The assembler's names for the registers.  RFP need not always be used as
    the Real framepointer; it can also be used as a normal general register.
@@ -1166,7 +1162,7 @@ do \
     extern char *arm_condition_codes[];				      \
     int i;							      \
 								      \
-    fflush (STREAM);	    /* XXX for dubugging only.  */	      \
+    fflush (STREAM);	    /* XXX for debugging only.  */	      \
     if (arm_ccfsm_state == 1 || arm_ccfsm_state == 2)   	      \
       {				                        	      \
 	fprintf (STREAM, "@ \t");				      \