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re PR middle-end/55114 (gcc.dg/builtins-53.c ICEs on mips64 soft-float) 

gcc/
	PR middle-end/55114
	* expr.h (maybe_emit_group_store): Declare.
	* expr.c (maybe_emit_group_store): New function.
	* builtins.c (expand_builtin_int_roundingfn): Call it.
	(expand_builtin_int_roundingfn_2): Likewise.

From-SVN: r195060
This commit is contained in:
Richard Sandiford 2013-01-09 18:19:16 +00:00 committed by Richard Sandiford
parent 511dcace07
commit 9a002da86b
4 changed files with 29 additions and 0 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2013-01-09 Richard Sandiford <rdsandiford@googlemail.com>
PR middle-end/55114
* expr.h (maybe_emit_group_store): Declare.
* expr.c (maybe_emit_group_store): New function.
* builtins.c (expand_builtin_int_roundingfn): Call it.
(expand_builtin_int_roundingfn_2): Likewise.
2013-01-09 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/pr55829

2
gcc/builtins.c
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@ -2753,6 +2753,7 @@ expand_builtin_int_roundingfn (tree exp, rtx target)
exp = build_call_nofold_loc (EXPR_LOCATION (exp), fallback_fndecl, 1, arg);
tmp = expand_normal (exp);
tmp = maybe_emit_group_store (tmp, TREE_TYPE (exp));
/* Truncate the result of floating point optab to integer
via expand_fix (). */
@ -2856,6 +2857,7 @@ expand_builtin_int_roundingfn_2 (tree exp, rtx target)
fallback_fndecl, 1, arg);
target = expand_call (exp, NULL_RTX, target == const0_rtx);
target = maybe_emit_group_store (target, TREE_TYPE (exp));
return convert_to_mode (mode, target, 0);
}

17
gcc/expr.c
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@ -2079,6 +2079,23 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
emit_move_insn (orig_dst, dst);
}
/* Return a form of X that does not use a PARALLEL. TYPE is the type
of the value stored in X. */
rtx
maybe_emit_group_store (rtx x, tree type)
{
enum machine_mode mode = TYPE_MODE (type);
gcc_checking_assert (GET_MODE (x) == VOIDmode || GET_MODE (x) == mode);
if (GET_CODE (x) == PARALLEL)
{
rtx result = gen_reg_rtx (mode);
emit_group_store (result, x, type, int_size_in_bytes (type));
return result;
}
return x;
}
/* Copy a BLKmode object of TYPE out of a register SRCREG into TARGET.
This is used on targets that return BLKmode values in registers. */

2
gcc/expr.h
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@ -334,6 +334,8 @@ extern rtx emit_group_move_into_temps (rtx);
PARALLEL. */
extern void emit_group_store (rtx, rtx, tree, int);
extern rtx maybe_emit_group_store (rtx, tree);
/* Copy BLKmode object from a set of registers. */
extern void copy_blkmode_from_reg (rtx, rtx, tree);