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

	* builtins.c, config/arm/arm.c, config/i386/cygwin.h,
	config/i386/i386.c, config/ia64/ia64.c, config/s390/fixdfdi.h,
	config/sh/sh.c, config/sh/sh.h, df-scan.c, except.c,
	haifa-sched.c, optabs.c, rtl.h, sched-deps.c, sched-int.h,
	sched-rgn.c, tree-inline.h, tree-ssa-dom.c,
	tree-ssa-loop-prefetch.c, tree-ssa-operands.c,
	tree-vect-patterns.c, tree-vrp.c: Fix comment typos.  Follow
	spelling convensions.
	* config/ia64/ia64.opt, doc/contrib.texi, doc/invoke.texi,
	doc/passes.texi, doc/tm.texi, doc/tree-ssa.texi: Fix comment
	typos.  Follow spelling conventions.

From-SVN: r112782

1 files changed, 8 insertions, 8 deletions

diff --git a/gcc/sched-int.h b/gcc/sched-int.h
index cc9812a..5b042a0 100644
--- a/gcc/sched-int.h
+++ b/gcc/sched-int.h
@@ -321,7 +321,7 @@ struct haifa_insn_data
      (e.g. add_dependence was invoked with (insn == elem)).  */
   unsigned int has_internal_dep : 1;
   
-  /* What speculations are neccessary to apply to schedule the instruction.  */
+  /* What speculations are necessary to apply to schedule the instruction.  */
   ds_t todo_spec;
   /* What speculations were already applied.  */
   ds_t done_spec; 
@@ -359,7 +359,7 @@ extern regset *glat_start, *glat_end;
 #define RECOVERY_BLOCK(INSN)    (h_i_d[INSN_UID (INSN)].recovery_block)
 #define ORIG_PAT(INSN)          (h_i_d[INSN_UID (INSN)].orig_pat)
 
-/* DEP_STATUS of the link incapsulates information, that is needed for
+/* DEP_STATUS of the link encapsulates information, that is needed for
    speculative scheduling.  Namely, it is 4 integers in the range
    [0, MAX_DEP_WEAK] and 3 bits.
    The integers correspond to the probability of the dependence to *not*
@@ -374,7 +374,7 @@ extern regset *glat_start, *glat_end;
    to know just the major type of all the dependence between two instructions,
    as only true dependence can be overcome.
    There also is the 4-th bit in the DEP_STATUS (HARD_DEP), that is reserved
-   for using to describe instruction's status.  It is set whenever instuction
+   for using to describe instruction's status.  It is set whenever instruction
    has at least one dependence, that cannot be overcome.
    See also: check_dep_status () in sched-deps.c .  */
 #define DEP_STATUS(LINK) XINT (LINK, 2)
@@ -421,27 +421,27 @@ enum SPEC_TYPES_OFFSETS {
 /* The following defines provide numerous constants used to distinguish between
    different types of speculative dependencies.  */
 
-/* Dependence can be overcomed with generation of new data speculative
+/* Dependence can be overcome with generation of new data speculative
    instruction.  */
 #define BEGIN_DATA (((ds_t) DEP_WEAK_MASK) << BEGIN_DATA_BITS_OFFSET)
 
 /* This dependence is to the instruction in the recovery block, that was
    formed to recover after data-speculation failure.
-   Thus, this dependence can overcomed with generating of the copy of
+   Thus, this dependence can overcome with generating of the copy of
    this instruction in the recovery block.  */
 #define BE_IN_DATA (((ds_t) DEP_WEAK_MASK) << BE_IN_DATA_BITS_OFFSET)
 
-/* Dependence can be overcomed with generation of new control speculative
+/* Dependence can be overcome with generation of new control speculative
    instruction.  */
 #define BEGIN_CONTROL (((ds_t) DEP_WEAK_MASK) << BEGIN_CONTROL_BITS_OFFSET)
 
 /* This dependence is to the instruction in the recovery block, that was
    formed to recover after control-speculation failure.
-   Thus, this dependence can overcomed with generating of the copy of
+   Thus, this dependence can be be overcome with generating of the copy of
    this instruction in the recovery block.  */
 #define BE_IN_CONTROL (((ds_t) DEP_WEAK_MASK) << BE_IN_CONTROL_BITS_OFFSET)
 
-/* Few convinient combinations.  */
+/* A few convenient combinations.  */
 #define BEGIN_SPEC (BEGIN_DATA | BEGIN_CONTROL)
 #define DATA_SPEC (BEGIN_DATA | BE_IN_DATA)
 #define CONTROL_SPEC (BEGIN_CONTROL | BE_IN_CONTROL)