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re PR target/17626 (Recent peephole2:s may cause internal compiler errors)

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PR target/17626
	* config/cris/cris.md (moverside, movemside): Rename variable
	"reg" to "otherop".  To generate canonical RTX, check that otherop
	isn't constant instead of checking that operand 1 is a register.

From-SVN: r87988
This commit is contained in:
Hans-Peter Nilsson 2004-09-23 21:59:13 +00:00 committed by Hans-Peter Nilsson
parent 3d295b3a83
commit e758023dab
2 changed files with 19 additions and 8 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2004-09-23 Hans-Peter Nilsson <hp@axis.com>
PR target/17626
* config/cris/cris.md (moverside, movemside): Rename variable
"reg" to "otherop". To generate canonical RTX, check that otherop
isn't constant instead of checking that operand 1 is a register.
2004-09-23 Jakub Jelinek <jakub@redhat.com>
* tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.

20
gcc/config/cris/cris.md
View File

@ -4901,17 +4901,19 @@
[(set (match_dup 4) (match_dup 6))
(set (match_dup 0) (plus:SI (match_dup 7) (match_dup 8)))])]
{
rtx reg
rtx otherop
= rtx_equal_p (operands[2], operands[0]) ? operands[3] : operands[2];
if (REG_S_P (operands[1]))
/* Make sure we have canonical RTX so we match the insn pattern - a
register or MULT in the first operand, not a constant. */
if (CONSTANT_P (otherop))
{
operands[7] = operands[1];
operands[8] = reg;
operands[8] = otherop;
}
else
{
operands[7] = reg;
operands[7] = otherop;
operands[8] = operands[1];
}
operands[6]
@ -4949,17 +4951,19 @@
[(set (match_dup 6) (match_dup 5))
(set (match_dup 0) (plus:SI (match_dup 7) (match_dup 8)))])]
{
rtx reg
rtx otherop
= rtx_equal_p (operands[2], operands[0]) ? operands[3] : operands[2];
if (REG_S_P (operands[1]))
/* Make sure we have canonical RTX so we match the insn pattern - a
register or MULT in the first operand, not a constant. */
if (CONSTANT_P (otherop))
{
operands[7] = operands[1];
operands[8] = reg;
operands[8] = otherop;
}
else
{
operands[7] = reg;
operands[7] = otherop;
operands[8] = operands[1];
}
operands[6]