darwin.c, [...]: Fix comment typos.

	* config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
	config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
	config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
	config/h8300/h8300.md, config/i386/gmm_malloc.h,
	config/ia64/ia64.md, config/ip2k/libgcc.S,
	config/mips/mips-ps-3d.md, config/mips/mips.c,
	config/rs6000/rs6000.c, config/s390/s390.c,
	config/sh/symbian.c: Fix comment typos.

From-SVN: r87295

19 files changed, 46 insertions, 35 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2925a00..71223aa 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,14 @@
+2004-09-10  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
+	config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
+	config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
+	config/h8300/h8300.md, config/i386/gmm_malloc.h,
+	config/ia64/ia64.md, config/ip2k/libgcc.S,
+	config/mips/mips-ps-3d.md, config/mips/mips.c,
+	config/rs6000/rs6000.c, config/s390/s390.c,
+	config/sh/symbian.c: Fix comment typos.
+
 2004-09-10  Andreas Krebbel  <krebbel1@de.ibm.com>
 
 	* config/s390/s390.c (s390_emit_prologue): Added missing
diff --git a/gcc/config/alpha/alpha.h b/gcc/config/alpha/alpha.h
index 3acecb8..25327d9 100644
--- a/gcc/config/alpha/alpha.h
+++ b/gcc/config/alpha/alpha.h
@@ -476,7 +476,7 @@ extern const char *alpha_tls_size_string; /* For -mtls-size= */
 
    Note that small vector types can get mapped onto integer modes at the
    whim of not appearing in alpha-modes.def.  We never promoted these
-   values before; don't do so now that we've trimed the set of modes to
+   values before; don't do so now that we've trimmed the set of modes to
    those actually implemented in the backend.  */
 
 #define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE)			\
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 38ead5d..a999fe4 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -634,7 +634,7 @@ bit_count (unsigned long value)
   return count;
 }
 
-/* Set up library functions uqniue to ARM.  */
+/* Set up library functions unique to ARM.  */
 
 static void
 arm_init_libfuncs (void)
@@ -654,7 +654,7 @@ arm_init_libfuncs (void)
   set_optab_libfunc (neg_optab, DFmode, "__aeabi_dneg");
   set_optab_libfunc (sub_optab, DFmode, "__aeabi_dsub");
 
-  /* Double-precision comparisions.  Table 3.  */
+  /* Double-precision comparisons.  Table 3.  */
   set_optab_libfunc (eq_optab, DFmode, "__aeabi_dcmpeq");
   set_optab_libfunc (ne_optab, DFmode, NULL);
   set_optab_libfunc (lt_optab, DFmode, "__aeabi_dcmplt");
@@ -670,7 +670,7 @@ arm_init_libfuncs (void)
   set_optab_libfunc (neg_optab, SFmode, "__aeabi_fneg");
   set_optab_libfunc (sub_optab, SFmode, "__aeabi_fsub");
 
-  /* Single-precision comparisions.  Table 5.  */
+  /* Single-precision comparisons.  Table 5.  */
   set_optab_libfunc (eq_optab, SFmode, "__aeabi_fcmpeq");
   set_optab_libfunc (ne_optab, SFmode, NULL);
   set_optab_libfunc (lt_optab, SFmode, "__aeabi_fcmplt");
@@ -693,7 +693,7 @@ arm_init_libfuncs (void)
   set_conv_libfunc (trunc_optab, SFmode, DFmode, "__aeabi_d2f");
   set_conv_libfunc (sext_optab, DFmode, SFmode, "__aeabi_f2d");
 
-  /* Integer to floating-point converisons.  Table 8.  */
+  /* Integer to floating-point conversions.  Table 8.  */
   set_conv_libfunc (sfloat_optab, DFmode, SImode, "__aeabi_i2d");
   set_conv_libfunc (ufloat_optab, DFmode, SImode, "__aeabi_ui2d");
   set_conv_libfunc (sfloat_optab, DFmode, DImode, "__aeabi_l2d");
@@ -2823,7 +2823,7 @@ arm_is_longcall_p (rtx sym_ref, int call_cookie, int call_symbol)
     {
       if (flag_function_sections
 	  || DECL_SECTION_NAME (current_function_decl))
-	/* c.3 is handled by the defintion of the
+	/* c.3 is handled by the definition of the
 	   ARM_DECLARE_FUNCTION_SIZE macro.  */
 	return 1;
     }
@@ -12900,7 +12900,7 @@ thumb_expand_prologue (void)
       return;
     }
 
-  /* Load the pic recister before setting the frame pointer, so we can use r7
+  /* Load the pic register before setting the frame pointer, so we can use r7
      as a temporary work register.  */
   if (flag_pic)
     arm_load_pic_register ();
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
index 735b182..c8f88f0 100644
--- a/gcc/config/arm/arm.h
+++ b/gcc/config/arm/arm.h
@@ -2059,7 +2059,7 @@ typedef struct
 
 /* Set the short-call flag for any function compiled in the current
    compilation unit.  We skip this for functions with the section
-   attirubte when long-calls are in effect as this tells the compiler
+   attribute when long-calls are in effect as this tells the compiler
    that the section might be placed a long way from the caller.
    See arm_is_longcall_p() for more information.  */
 #define ARM_DECLARE_FUNCTION_SIZE(STREAM, NAME, DECL)	\
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index 08d62e9..13e81e4 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -117,7 +117,7 @@
    (VUNSPEC_WCMP_EQ  11) ; Used by the iWMMXt WCMPEQ instructions
    (VUNSPEC_WCMP_GTU 12) ; Used by the iWMMXt WCMPGTU instructions
    (VUNSPEC_WCMP_GT  13) ; Used by the iwMMXT WCMPGT instructions
-   (VUNSPEC_EH_RETURN 20); Use to overrite the return address for exception
+   (VUNSPEC_EH_RETURN 20); Use to override the return address for exception
 			 ; handling.
   ]
 )
diff --git a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h
index e2be114..c152577 100644
--- a/gcc/config/arm/bpabi.h
+++ b/gcc/config/arm/bpabi.h
@@ -33,7 +33,7 @@
    calling convention.  */
 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) TARGET_BPABI
 
-/* The BPABI integer comparision routines return { -1, 0, 1 }.  */
+/* The BPABI integer comparison routines return { -1, 0, 1 }.  */
 #define TARGET_LIB_INT_CMP_BIASED !TARGET_BPABI
 
 /* Tell the assembler to build BPABI binaries.  */
diff --git a/gcc/config/arm/predicates.md b/gcc/config/arm/predicates.md
index 01095a5..79b28e7 100644
--- a/gcc/config/arm/predicates.md
+++ b/gcc/config/arm/predicates.md
@@ -171,7 +171,7 @@
   (and (match_code "plus,minus,ior,xor,and")
        (match_test "mode == GET_MODE (op)")))
 
-;; True for logical binary opertors.
+;; True for logical binary operators.
 (define_special_predicate "logical_binary_operator"
   (and (match_code "ior,xor,and")
        (match_test "mode == GET_MODE (op)")))
diff --git a/gcc/config/darwin.c b/gcc/config/darwin.c
index c2353e3..cd1d47b 100644
--- a/gcc/config/darwin.c
+++ b/gcc/config/darwin.c
@@ -62,7 +62,7 @@ Boston, MA 02111-1307, USA.  */
    are required by consumers of the generated code.  Currently, gdb
    uses this to patch in a jump to the overriding function, this
    allows all uses of the old name to forward to the replacement,
-   including existing function poiinters and virtual methods.  See
+   including existing function pointers and virtual methods.  See
    rs6000_emit_prologue for the code that handles the nop insertions.
  
    The added indirection allows gdb to redirect accesses to static
diff --git a/gcc/config/frv/frv.c b/gcc/config/frv/frv.c
index c3d5f5e..e2e01fe 100644
--- a/gcc/config/frv/frv.c
+++ b/gcc/config/frv/frv.c
@@ -8638,7 +8638,7 @@ frv_pack_insn_p (rtx insn)
 
        - Conditional instructions are scheduled on the assumption that
 	 they will be executed.  This is usually a good thing, since it
-	 tends to avoid unncessary stalls in the conditional code.
+	 tends to avoid unnecessary stalls in the conditional code.
 	 But we want to pack conditional instructions as tightly as
 	 possible, in order to optimize the case where they aren't
 	 executed.
@@ -9553,7 +9553,7 @@ frv_int_to_acc (enum insn_code icode, int opnum, rtx opval)
 
   /* ACCs and ACCGs are implicity global registers if media instrinsics
      are being used.  We set up this lazily to avoid creating lots of
-     unncessary call_insn rtl in non-media code.  */
+     unnecessary call_insn rtl in non-media code.  */
   for (i = 0; i <= ACC_MASK; i++)
     if ((i & ACC_MASK) == i)
       global_regs[i + ACC_FIRST] = global_regs[i + ACCG_FIRST] = 1;
@@ -9647,7 +9647,7 @@ frv_read_iacc_argument (enum machine_mode mode, tree *arglistptr)
     }
 
   /* IACCs are implicity global registers.  We set up this lazily to
-     avoid creating lots of unncessary call_insn rtl when IACCs aren't
+     avoid creating lots of unnecessary call_insn rtl when IACCs aren't
      being used.  */
   regno = INTVAL (op) + IACC_FIRST;
   for (i = 0; i < HARD_REGNO_NREGS (regno, mode); i++)
diff --git a/gcc/config/frv/frv.md b/gcc/config/frv/frv.md
index 02dce0d..fc6e95f 100644
--- a/gcc/config/frv/frv.md
+++ b/gcc/config/frv/frv.md
@@ -477,7 +477,7 @@
 ;;	     X + L when each S''[X] is added.  If so, set S to the
 ;;	     concatenation of S[0]...S[L-1] and S'', then goto (i).
 ;;
-;;	 (h) If (g) found no permuation, abort.
+;;	 (h) If (g) found no permutation, abort.
 ;;
 ;;	 (i) S is now the sorted sequence for this group, meaning that S[X]
 ;;	     issues to unit X.  Trim any unwanted nops from the end of S.
diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md
index e718a82..2eec351 100644
--- a/gcc/config/h8300/h8300.md
+++ b/gcc/config/h8300/h8300.md
@@ -5994,7 +5994,7 @@
 	    (match_operand 3 "h8300_src_operand" "")]))
    (set (match_operand 4 "memory_operand" "")
 	(match_dup 0))]
-  "0 /* Disabale because it break compiling fp-bit.c.  */
+  "0 /* Disable because it breaks compiling fp-bit.c.  */
    && TARGET_H8300SX
    && peep2_reg_dead_p (3, operands[0])
    && !reg_overlap_mentioned_p (operands[0], operands[3])
@@ -6024,7 +6024,7 @@
 	(match_operator 3 "h8sx_binary_memory_operator"
 	   [(match_operand 4 "h8300_dst_operand" "")
 	    (match_dup 0)]))]
-  "0 /* Disabale because it break compiling fp-bit.c.  */
+  "0 /* Disable because it breaks compiling fp-bit.c.  */
    && TARGET_H8300SX
    && peep2_reg_dead_p (2, operands[0])
    && !reg_overlap_mentioned_p (operands[0], operands[4])"
diff --git a/gcc/config/i386/gmm_malloc.h b/gcc/config/i386/gmm_malloc.h
index c2454cd..5e62664 100644
--- a/gcc/config/i386/gmm_malloc.h
+++ b/gcc/config/i386/gmm_malloc.h
@@ -47,7 +47,7 @@ _mm_malloc (size_t size, size_t align)
     return ((void *) 0);
 
  /* Assume malloc'd pointer is aligned at least to sizeof (void*).
-    If necesary, add another sizeof (void*) to store the value
+    If necessary, add another sizeof (void*) to store the value
     returned by malloc. Effectively this enforces a minimum alignment
     of sizeof double. */     
     if (align < 2 * sizeof (void *))
diff --git a/gcc/config/ia64/ia64.md b/gcc/config/ia64/ia64.md
index 4b9a4b9..31f14bb 100644
--- a/gcc/config/ia64/ia64.md
+++ b/gcc/config/ia64/ia64.md
@@ -345,7 +345,7 @@
    (and (match_code "const_int")
         (match_test "INTVAL (op) >= 0 && INTVAL (op) < 32")))
 
-;; True if OP is one of the immediate valuse 2, 4, 8, or 16.
+;; True if OP is one of the immediate values 2, 4, 8, or 16.
 (define_predicate "shladd_operand"
   (and (match_code "const_int")
        (match_test "INTVAL (op) == 2 || INTVAL (op) == 4 ||
diff --git a/gcc/config/ip2k/libgcc.S b/gcc/config/ip2k/libgcc.S
index 6a0e8c6..a01b2f7 100644
--- a/gcc/config/ip2k/libgcc.S
+++ b/gcc/config/ip2k/libgcc.S
@@ -1498,7 +1498,7 @@ _abort:
 #endif
 
 #if defined(Lwrite)
-	/* Dummy entrypoint to suppress problems with glue code.  */
+	/* Dummy entry point to suppress problems with glue code.  */
 	.sect	.text.libgcc,"ax"
 	.global	_write
 	.func	write, _write
diff --git a/gcc/config/mips/mips-ps-3d.md b/gcc/config/mips/mips-ps-3d.md
index 766abdc..911c4a4 100644
--- a/gcc/config/mips/mips-ps-3d.md
+++ b/gcc/config/mips/mips-ps-3d.md
@@ -277,7 +277,7 @@
    (set_attr "mode" "SF")])
 
 ;----------------------------------------------------------------------------
-; Floating Point Comparisions for Scalars
+; Floating Point Comparisons for Scalars
 ;----------------------------------------------------------------------------
 
 (define_insn "mips_cabs_cond_<fmt>"
@@ -293,7 +293,7 @@
 
 
 ;----------------------------------------------------------------------------
-; Floating Point Comparisions for Four Singles
+; Floating Point Comparisons for Four Singles
 ;----------------------------------------------------------------------------
 
 (define_insn_and_split "mips_c_cond_4s"
@@ -356,7 +356,7 @@
 
 
 ;----------------------------------------------------------------------------
-; Floating Point Comparisions for Paired Singles
+; Floating Point Comparisons for Paired Singles
 ;----------------------------------------------------------------------------
 
 (define_insn "mips_c_cond_ps"
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index b3be4bb..f0887d5 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -1935,7 +1935,7 @@ mips_rtx_costs (rtx x, int code, int outer_code, int *total)
 
 	 Given the choice between "li R1,0...255" and "move R1,R2"
 	 (where R2 is a known constant), it is usually better to use "li",
-	 since we do not want to unnessarily extend the lifetime of R2.  */
+	 since we do not want to unnecessarily extend the lifetime of R2.  */
       if (outer_code == SET
 	  && INTVAL (x) >= 0
 	  && INTVAL (x) < 256)
@@ -9604,7 +9604,7 @@ mips_expand_builtin_direct (enum insn_code icode, rtx target, tree arglist)
 /* Expand a __builtin_mips_movt_*_ps() or __builtin_mips_movf_*_ps()
    function (TYPE says which).  ARGLIST is the list of arguments to the
    function, ICODE is the instruction that should be used to compare
-   the first two arguments, and COND is the conditon it should test.
+   the first two arguments, and COND is the condition it should test.
    TARGET, if nonnull, suggests a good place to put the result.  */
 
 static rtx
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 2dc1f77..4e31b2c 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -17188,7 +17188,7 @@ rs6000_rtx_costs (rtx x, int code, int outer_code, int *total)
     case MEM:
       /* When optimizing for size, MEM should be slightly more expensive
 	 than generating address, e.g., (plus (reg) (const)).
-	 L1 cache latecy is about two instructions.  */
+	 L1 cache latency is about two instructions.  */
       *total = optimize_size ? COSTS_N_INSNS (1) + 1 : COSTS_N_INSNS (2);
       return true;
 
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 3a7e689..f59317a 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -2543,7 +2543,7 @@ legitimate_la_operand_p (register rtx op)
   return FALSE;
 }
 
-/* Return 1 if it is valid *and* preferrable to use LA to
+/* Return 1 if it is valid *and* preferable to use LA to
    compute the sum of OP1 and OP2.  */
 
 int
diff --git a/gcc/config/sh/symbian.c b/gcc/config/sh/symbian.c
index 0469c54..b729fea 100644
--- a/gcc/config/sh/symbian.c
+++ b/gcc/config/sh/symbian.c
@@ -230,8 +230,8 @@ sh_symbian_mark_dllexport (tree decl)
      /* Remove DLL_IMPORT_PREFIX.
 	Note - we do not issue a warning here.  In Symbian's environment it
 	is legitimate for a prototype to be marked as dllimport and the
-	corresponding defintion to be marked as dllexport.  The prototypes
-	are in headers used everywhere and the defintion is in a translation
+	corresponding definition to be marked as dllexport.  The prototypes
+	are in headers used everywhere and the definition is in a translation
 	unit which has included the header in order to ensure argument
 	correctness.  */
       oldname += strlen (DLL_IMPORT_PREFIX);
@@ -448,8 +448,8 @@ sh_symbian_handle_dll_attribute (tree *pnode, tree name, tree args,
 	}
     }
 
-  /* If the node is an overloaded constructor or desctructor, then we must
-     make sure that the attribute is propogated along the overload chain,
+  /* If the node is an overloaded constructor or destructor, then we must
+     make sure that the attribute is propagated along the overload chain,
      as it is these overloaded functions which will be emitted, rather than
      the user declared constructor itself.  */
   if (TREE_CODE (TREE_TYPE (node)) == METHOD_TYPE
@@ -488,7 +488,7 @@ sh_symbian_handle_dll_attribute (tree *pnode, tree name, tree args,
 
 	  symbian_add_attribute (function, attr);
 
-	  /* Propogate the attribute to any function thunks as well.  */
+	  /* Propagate the attribute to any function thunks as well.  */
 	  for (thunk = DECL_THUNKS (function); thunk; thunk = TREE_CHAIN (thunk))
 	    if (TREE_CODE (thunk) == FUNCTION_DECL)
 	      symbian_add_attribute (thunk, attr);
@@ -497,7 +497,7 @@ sh_symbian_handle_dll_attribute (tree *pnode, tree name, tree args,
 
   if (TREE_CODE (node) == FUNCTION_DECL && DECL_VIRTUAL_P (node))
     {
-      /* Propogate the attribute to any thunks of this function.  */
+      /* Propagate the attribute to any thunks of this function.  */
       for (thunk = DECL_THUNKS (node); thunk; thunk = TREE_CHAIN (thunk))
 	if (TREE_CODE (thunk) == FUNCTION_DECL)
 	  symbian_add_attribute (thunk, attr);
@@ -879,7 +879,7 @@ symbian_import_export_class (tree ctype, int import_export)
   return import_export;
 }
 
-/* Dummy defintion of this array for cc1 building purposes.  */
+/* Dummy definition of this array for cc1 building purposes.  */
 tree cp_global_trees[CPTI_MAX] __attribute__((weak));
 
 #if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)