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i386.c, [...]: Fix comment typos. 

* config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
	tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
	comment typos.

From-SVN: r123847
This commit is contained in:
Kazu Hirata 2007-04-15 14:46:34 +00:00 committed by Kazu Hirata
parent a57a55dec3
commit 7fa7289d9a
7 changed files with 15 additions and 9 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2007-04-15 Kazu Hirata <kazu@codesourcery.com>
* config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
comment typos.
2007-04-11 Zdenek Dvorak <dvorakz@suse.cz> 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
* tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore

6
gcc/config/i386/i386.c
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@ -13566,8 +13566,8 @@ scale_counter (rtx countreg, int scale)
return sc; return sc;
} }
/* Return mode for the memcpy/memset loop counter. Preffer SImode over DImode /* Return mode for the memcpy/memset loop counter. Prefer SImode over
for constant loop counts. */ DImode for constant loop counts. */
static enum machine_mode static enum machine_mode
counter_mode (rtx count_exp) counter_mode (rtx count_exp)
@ -21141,7 +21141,7 @@ ix86_md_asm_clobbers (tree outputs ATTRIBUTE_UNUSED,
return clobbers; return clobbers;
} }
/* Implementes target vector targetm.asm.encode_section_info. This /* Implements target vector targetm.asm.encode_section_info. This
is not used by netware. */ is not used by netware. */
static void ATTRIBUTE_UNUSED static void ATTRIBUTE_UNUSED

4
gcc/config/s390/s390.c
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@ -2656,7 +2656,7 @@ s390_secondary_reload (bool in_p, rtx x, enum reg_class class,
sri->icode = (TARGET_64BIT ? sri->icode = (TARGET_64BIT ?
CODE_FOR_reloaddi_plus : CODE_FOR_reloadsi_plus); CODE_FOR_reloaddi_plus : CODE_FOR_reloadsi_plus);
/* Peforming a multiword move from or to memory we have to make sure the /* Performing a multiword move from or to memory we have to make sure the
second chunk in memory is addressable without causing a displacement second chunk in memory is addressable without causing a displacement
overflow. If that would be the case we calculate the address in overflow. If that would be the case we calculate the address in
a scratch register. */ a scratch register. */
@ -2666,7 +2666,7 @@ s390_secondary_reload (bool in_p, rtx x, enum reg_class class,
&& !DISP_IN_RANGE (INTVAL (XEXP (XEXP (x, 0), 1)) && !DISP_IN_RANGE (INTVAL (XEXP (XEXP (x, 0), 1))
+ GET_MODE_SIZE (mode) - 1)) + GET_MODE_SIZE (mode) - 1))
{ {
/* For GENERAL_REGS a displacement overflow is no problem if occuring /* For GENERAL_REGS a displacement overflow is no problem if occurring
in a s_operand address since we may fallback to lm/stm. So we only in a s_operand address since we may fallback to lm/stm. So we only
have to care about overflows in the b+i+d case. */ have to care about overflows in the b+i+d case. */
if ((reg_classes_intersect_p (GENERAL_REGS, class) if ((reg_classes_intersect_p (GENERAL_REGS, class)

2
gcc/config/s390/s390.md
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@ -308,7 +308,7 @@
;; within instruction mnemonics. ;; within instruction mnemonics.
(define_mode_attr bt [(TF "b") (DF "b") (SF "b") (TD "t") (DD "t") (SD "t")]) (define_mode_attr bt [(TF "b") (DF "b") (SF "b") (TD "t") (DD "t") (SD "t")])
;; Although it is unprecise for z9-ec we handle all dfp instructions like ;; Although it is imprecise for z9-ec we handle all dfp instructions like
;; bfp regarding the pipeline description. ;; bfp regarding the pipeline description.
(define_mode_attr bfp [(TF "tf") (DF "df") (SF "sf") (define_mode_attr bfp [(TF "tf") (DF "df") (SF "sf")
(TD "tf") (DD "df") (SD "sf")]) (TD "tf") (DD "df") (SD "sf")])

2
gcc/tree-ssa-loop-niter.c
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@ -2474,7 +2474,7 @@ record_estimate (struct loop *loop, tree bound, double_int i_bound,
delta = double_int_two; delta = double_int_two;
i_bound = double_int_add (i_bound, delta); i_bound = double_int_add (i_bound, delta);
/* If an overflow occured, ignore the result. */ /* If an overflow occurred, ignore the result. */
if (double_int_ucmp (i_bound, delta) < 0) if (double_int_ucmp (i_bound, delta) < 0)
return; return;

2
gcc/tree-ssa-structalias.c
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@ -3226,7 +3226,7 @@ update_alias_info (tree stmt, struct alias_info *ai)
combination of direct symbol references and pointer combination of direct symbol references and pointer
dereferences (e.g., MEMORY_VAR = *PTR) or if a call site has dereferences (e.g., MEMORY_VAR = *PTR) or if a call site has
memory symbols in its argument list, but these cases do not memory symbols in its argument list, but these cases do not
occur so frequently as to constitue a serious problem. */ occur so frequently as to constitute a serious problem. */
if (STORED_SYMS (stmt)) if (STORED_SYMS (stmt))
EXECUTE_IF_SET_IN_BITMAP (STORED_SYMS (stmt), 0, i, bi) EXECUTE_IF_SET_IN_BITMAP (STORED_SYMS (stmt), 0, i, bi)
{ {

2
gcc/tree-vrp.c
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@ -1815,7 +1815,7 @@ extract_range_from_binary_expr (value_range_t *vr, tree expr)
/* If we have a RSHIFT_EXPR with any shift values outside [0..prec-1], /* If we have a RSHIFT_EXPR with any shift values outside [0..prec-1],
then drop to VR_VARYING. Outside of this range we get undefined then drop to VR_VARYING. Outside of this range we get undefined
behaviour from the shift operation. We cannot even trust behavior from the shift operation. We cannot even trust
SHIFT_COUNT_TRUNCATED at this stage, because that applies to rtl SHIFT_COUNT_TRUNCATED at this stage, because that applies to rtl
shifts, and the operation at the tree level may be widened. */ shifts, and the operation at the tree level may be widened. */
if (code == RSHIFT_EXPR) if (code == RSHIFT_EXPR)