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explow.c (plus_constant_wide): Don't immediately return with result of recursive call.

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* explow.c (plus_constant_wide): Don't immediately return with
	result of recursive call.

From-SVN: r24195
This commit is contained in:
J"orn Rennecke 1998-12-08 14:35:18 +00:00 committed by Joern Rennecke
parent e6cfb550ab
commit 03d937fceb
2 changed files with 27 additions and 9 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Tue Dec 8 22:33:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
* explow.c (plus_constant_wide): Don't immediately return with
result of recursive call.
Tue Dec 8 15:32:56 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
* eh-common.h (struct eh_context): Add table_index for rethrows.

31
gcc/explow.c
View File

@ -116,19 +116,32 @@ plus_constant_wide (x, c)
integer. For a constant term that is not an explicit integer,
we cannot really combine, but group them together anyway.
Use a recursive call in case the remaining operand is something
that we handle specially, such as a SYMBOL_REF. */
Restart or use a recursive call in case the remaining operand is
something that we handle specially, such as a SYMBOL_REF.
We may not immediately return from the recursive call here, lest
all_constant gets lost. */
if (GET_CODE (XEXP (x, 1)) == CONST_INT)
return plus_constant (XEXP (x, 0), c + INTVAL (XEXP (x, 1)));
{
c += INTVAL (XEXP (x, 1));
x = XEXP (x, 0);
goto restart;
}
else if (CONSTANT_P (XEXP (x, 0)))
return gen_rtx_PLUS (mode,
plus_constant (XEXP (x, 0), c),
XEXP (x, 1));
{
x = gen_rtx_PLUS (mode,
plus_constant (XEXP (x, 0), c),
XEXP (x, 1));
c = 0;
}
else if (CONSTANT_P (XEXP (x, 1)))
return gen_rtx_PLUS (mode,
XEXP (x, 0),
plus_constant (XEXP (x, 1), c));
{
x = gen_rtx_PLUS (mode,
XEXP (x, 0),
plus_constant (XEXP (x, 1), c));
c = 0;
}
break;
default: