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* expr.c (expand_expr_real_1): Remove outdated comment.

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From-SVN: r208740
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Eric Botcazou 2014-03-20 23:47:23 +00:00 committed by Eric Botcazou
parent 7b8fda082f
commit c6c2314faa
2 changed files with 9 additions and 12 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2014-03-20 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (expand_expr_real_1): Remove outdated comment.
2014-03-20 Jakub Jelinek <jakub@redhat.com> 2014-03-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/60597 PR middle-end/60597

17
gcc/expr.c
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@ -1993,7 +1993,6 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize)
/* It is unclear if we can ever reach here, but we may as well handle /* It is unclear if we can ever reach here, but we may as well handle
it. Allocate a temporary, and split this into a store/load to/from it. Allocate a temporary, and split this into a store/load to/from
the temporary. */ the temporary. */
temp = assign_stack_temp (GET_MODE (dst), ssize); temp = assign_stack_temp (GET_MODE (dst), ssize);
emit_group_store (temp, src, type, ssize); emit_group_store (temp, src, type, ssize);
emit_group_load (dst, temp, type, ssize); emit_group_load (dst, temp, type, ssize);
@ -10242,19 +10241,13 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
/* If the result type is BLKmode, store the data into a temporary /* If the result type is BLKmode, store the data into a temporary
of the appropriate type, but with the mode corresponding to the of the appropriate type, but with the mode corresponding to the
mode for the data we have (op0's mode). It's tempting to make mode for the data we have (op0's mode). */
this a constant type, since we know it's only being stored once,
but that can cause problems if we are taking the address of this
COMPONENT_REF because the MEM of any reference via that address
will have flags corresponding to the type, which will not
necessarily be constant. */
if (mode == BLKmode) if (mode == BLKmode)
{ {
rtx new_rtx; rtx new_rtx
= assign_stack_temp_for_type (ext_mode,
new_rtx = assign_stack_temp_for_type (ext_mode, GET_MODE_BITSIZE (ext_mode),
GET_MODE_BITSIZE (ext_mode), type);
type);
emit_move_insn (new_rtx, op0); emit_move_insn (new_rtx, op0);
op0 = copy_rtx (new_rtx); op0 = copy_rtx (new_rtx);
PUT_MODE (op0, BLKmode); PUT_MODE (op0, BLKmode);