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fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.

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* fold-const.c (extract_muldiv_1): Do not simplify
	var * c * c to var.

From-SVN: r128375
This commit is contained in:
Zdenek Dvorak 2007-09-11 15:38:08 +02:00 committed by Zdenek Dvorak
parent e18d6a151c
commit e6ebd07f47
2 changed files with 7 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2007-09-11 Zdenek Dvorak <ook@ucw.cz>
* fold-const.c (extract_muldiv_1): Do not simplify
var * c * c to var.
2007-09-11 Jan Hubicka <jh@suse.cz>
* i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.

3
gcc/fold-const.c
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@ -6273,7 +6273,8 @@ extract_muldiv_1 (tree t, tree c, enum tree_code code, tree wide_type,
&& ((code == MULT_EXPR && tcode == EXACT_DIV_EXPR)
|| (tcode == MULT_EXPR
&& code != TRUNC_MOD_EXPR && code != CEIL_MOD_EXPR
&& code != FLOOR_MOD_EXPR && code != ROUND_MOD_EXPR)))
&& code != FLOOR_MOD_EXPR && code != ROUND_MOD_EXPR
&& code != MULT_EXPR)))
{
if (integer_zerop (const_binop (TRUNC_MOD_EXPR, op1, c, 0)))
{