re PR c/8588 (ICE in extract_insn, at recog.c:2148)

2002-11-19 �Eric Botcazou �<ebotcazou@libertysurf.fr>

	PR c/8588
	* optabs.c (expand_binop): Convert CONST_INTs in shift
	operations too.

From-SVN: r59274
This commit is contained in:
Eric Botcazou 2002-11-19 20:13:20 +00:00 committed by Eric Botcazou
parent a500466ba1
commit 35f1c975a3
2 changed files with 11 additions and 6 deletions

View File

@ -1,3 +1,9 @@
2002-11-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
PR c/8588
* optabs.c (expand_binop): Convert CONST_INTs in shift
operations too.
2002-11-19 Roger Sayle <roger@eyesopen.com>
* gcse.c (gcse_emit_move_after): Correct typo in REG_EQUAL note.

View File

@ -781,9 +781,8 @@ expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods)
/* In case the insn wants input operands in modes different from
those of the actual operands, convert the operands. It would
seem that we don't need to convert CONST_INTs, but we do, so
that they're properly zero-extended or sign-extended for their
modes; shift operations are an exception, because the second
operand need not be extended to the mode of the result. */
that they're properly zero-extended, sign-extended or truncated
for their mode. */
if (GET_MODE (op0) != mode0 && mode0 != VOIDmode)
xop0 = convert_modes (mode0,
@ -796,7 +795,7 @@ expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods)
xop1 = convert_modes (mode1,
GET_MODE (op1) != VOIDmode
? GET_MODE (op1)
: (shift_op ? mode1 : mode),
: mode,
xop1, unsignedp);
/* Now, if insn's predicates don't allow our operands, put them into
@ -2234,8 +2233,8 @@ expand_twoval_binop (binoptab, op0, op1, targ0, targ1, unsignedp)
/* In case the insn wants input operands in modes different from
those of the actual operands, convert the operands. It would
seem that we don't need to convert CONST_INTs, but we do, so
that they're properly zero-extended or sign-extended for their
modes. */
that they're properly zero-extended, sign-extended or truncated
for their mode. */
if (GET_MODE (op0) != mode0 && mode0 != VOIDmode)
xop0 = convert_modes (mode0,