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i386.c (ix86_decompose_address): Reject all but register operands and DImode hard registers in index.

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* config/i386/i386.c (ix86_decompose_address): Reject all but
	register operands and DImode hard registers in index.

From-SVN: r176565
This commit is contained in:
Uros Bizjak 2011-07-21 15:03:02 +02:00
parent 7f3ff78299
commit 7c53a140d9
2 changed files with 13 additions and 9 deletions
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18
gcc/ChangeLog
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@ -1,18 +1,20 @@
2011-07-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_decompose_address): Reject all but
register operands and DImode hard registers in index.
2011-07-21 Kai Tietz <ktietz@redhat.com>
* fold-const.c (fold_unary_loc): Preserve indirect
comparison cast to none-boolean type.
* tree-ssa.c (useless_type_conversion_p): Preserve cast
from/to boolean-type.
* gimplify.c (gimple_boolify): Handle boolification
of comparisons.
(gimplify_expr): Boolifiy non aggregate-typed
comparisons.
* gimplify.c (gimple_boolify): Handle boolification of comparisons.
(gimplify_expr): Boolifiy non aggregate-typed comparisons.
* tree-cfg.c (verify_gimple_comparison): Check result
type of comparison expression.
* tree-ssa-forwprop.c (forward_propagate_comparison):
Adjust test of condition result and disallow type-cast
sinking into comparison.
* tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
of condition result and disallow type-cast sinking into comparison.
2011-07-21 Richard Guenther <rguenther@suse.de>
@ -31,7 +33,7 @@
in last to first, or first to last order.
2011-07-21 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
2011-07-20 H.J. Lu <hongjiu.lu@intel.com>

4
gcc/config/i386/i386.c
View file

@ -11203,7 +11203,9 @@ ix86_decompose_address (rtx addr, struct ix86_address *out)
;
/* Allow only subregs of DImode hard regs. */
else if (GET_CODE (index) == SUBREG
&& !register_no_elim_operand (SUBREG_REG (index), DImode))
&& register_no_elim_operand (SUBREG_REG (index), DImode))
;
else
return 0;
}