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predicates.md (vector_all_ones_operand): Use CONSTM1_RTX to simplify definition.

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gcc/
	* config/i386/predicates.md (vector_all_ones_operand): Use
	CONSTM1_RTX to simplify definition.

From-SVN: r227032
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Richard Sandiford 2015-08-20 11:36:00 +00:00 committed by Richard Sandiford
parent 5fc6ae7dab
commit 30aa6349e1
2 changed files with 8 additions and 19 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-08-20 Richard Sandiford <richard.sandiford@arm.com>
* config/i386/predicates.md (vector_all_ones_operand): Use
CONSTM1_RTX to simplify definition.
2015-08-20 Richard Biener <rguenther@suse.de>
* toplev.c (compile_file): Remove loop calling late_global_decl

22
gcc/config/i386/predicates.md
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@ -912,25 +912,9 @@
/* Return true if operand is a vector constant that is all ones. */
(define_predicate "vector_all_ones_operand"
(match_code "const_vector")
{
int nunits = GET_MODE_NUNITS (mode);
if (GET_CODE (op) == CONST_VECTOR
&& CONST_VECTOR_NUNITS (op) == nunits)
{
int i;
for (i = 0; i < nunits; ++i)
{
rtx x = CONST_VECTOR_ELT (op, i);
if (x != constm1_rtx)
return false;
}
return true;
}
return false;
})
(and (match_code "const_vector")
(match_test "INTEGRAL_MODE_P (GET_MODE (op))")
(match_test "op == CONSTM1_RTX (GET_MODE (op))")))
; Return true when OP is operand acceptable for standard SSE move.
(define_predicate "vector_move_operand"