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reload.c (find_reloads): Swap operand_loc pointers for find_dummy_reload if we have swapped two operands.

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* reload.c (find_reloads): Swap operand_loc pointers for
	find_dummy_reload if we have swapped two operands.

From-SVN: r87049
This commit is contained in:
Daniel Jacobowitz 2004-09-03 19:34:15 +00:00 • committed by Daniel Jacobowitz
parent f671762a68
commit 87cda9d6ca
2 changed files with 23 additions and 3 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-09-03 Daniel Jacobowitz <dan@debian.org>
* reload.c (find_reloads): Swap operand_loc pointers for
find_dummy_reload if we have swapped two operands.
2004-09-03 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn

21
gcc/reload.c
View file

@ -3079,6 +3079,7 @@ find_reloads (rtx insn, int replace, int ind_levels, int live_known,
{
/* Operands don't match. */
rtx value;
int loc1, loc2;
/* Retroactively mark the operand we had to match
as a loser, if it wasn't already. */
if (this_alternative_win[m])
@ -3087,12 +3088,26 @@ find_reloads (rtx insn, int replace, int ind_levels, int live_known,
if (this_alternative[m] == (int) NO_REGS)
bad = 1;
/* But count the pair only once in the total badness of
this alternative, if the pair can be a dummy reload. */
this alternative, if the pair can be a dummy reload.
The pointers in operand_loc are not swapped; swap
them by hand if necessary. */
if (swapped && i == commutative)
loc1 = commutative + 1;
else if (swapped && i == commutative + 1)
loc1 = commutative;
else
loc1 = i;
if (swapped && m == commutative)
loc2 = commutative + 1;
else if (swapped && m == commutative + 1)
loc2 = commutative;
else
loc2 = m;
value
= find_dummy_reload (recog_data.operand[i],
recog_data.operand[m],
recog_data.operand_loc[i],
recog_data.operand_loc[m],
recog_data.operand_loc[loc1],
recog_data.operand_loc[loc2],
operand_mode[i], operand_mode[m],
this_alternative[m], -1,
this_alternative_earlyclobber[m]);