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function.c (purge_addressof_1): Remove the duplicate if (code == SET) block.

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* function.c (purge_addressof_1): Remove the duplicate
	if (code == SET) block.  Fold the two if (code == ADDRESSOF)
	blocks together.

From-SVN: r41649
This commit is contained in:
Zack Weinberg 2001-04-27 23:55:03 +00:00 committed by Zack Weinberg
parent 3f3942e851
commit cc2e8b2d91
2 changed files with 17 additions and 19 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2001-04-27 Zack Weinberg <zackw@stanford.edu>
* function.c (purge_addressof_1): Remove the duplicate
if (code == SET) block. Fold the two if (code == ADDRESSOF)
blocks together.
2001-04-28 Jason Merrill <jason_merrill@redhat.com>
* except.c (expand_eh_region_start): Don't start a new block.

30
gcc/function.c
View File

@ -2991,14 +2991,19 @@ purge_addressof_1 (loc, insn, force, store, ht)
result &= purge_addressof_1 (&SET_SRC (x), insn, force, 0, ht);
return result;
}
else if (code == ADDRESSOF && GET_CODE (XEXP (x, 0)) == MEM)
else if (code == ADDRESSOF)
{
rtx sub, insns;
if (GET_CODE (XEXP (x, 0)) != MEM)
{
put_addressof_into_stack (x, ht);
return true;
}
/* We must create a copy of the rtx because it was created by
overwriting a REG rtx which is always shared. */
rtx sub = copy_rtx (XEXP (XEXP (x, 0), 0));
rtx insns;
sub = copy_rtx (XEXP (XEXP (x, 0), 0));
if (validate_change (insn, loc, sub, 0)
|| validate_replace_rtx (x, sub, insn))
return true;
@ -3210,22 +3215,9 @@ purge_addressof_1 (loc, insn, force, store, ht)
}
goto restart;
}
give_up:;
/* else give up and put it into the stack */
}
else if (code == ADDRESSOF)
{
put_addressof_into_stack (x, ht);
return true;
}
else if (code == SET)
{
result = purge_addressof_1 (&SET_DEST (x), insn, force, 1, ht);
result &= purge_addressof_1 (&SET_SRC (x), insn, force, 0, ht);
return result;
}
give_up:
/* Scan all subexpressions. */
fmt = GET_RTX_FORMAT (code);
for (i = 0; i < GET_RTX_LENGTH (code); i++, fmt++)