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PR 7723
- From: Jan Hubicka <jh at suse dot cz>
- To: gcc-patches at gcc dot gnu dot org, rth at cygnus dot com
- Date: Wed, 9 Oct 2002 19:49:45 +0200
- Subject: PR 7723
Wed Oct 9 19:48:13 CEST 2002 Jan Hubicka <jh@suse.cz>
PR ice-on-legal-code/7723
* i386.c (ix86_expand_vector_move): Do not generate const0->mem moves.
Index: i386.c
===================================================================
RCS file: /cvs/gcc/egcs/gcc/config/i386/i386.c,v
retrieving revision 1.368.2.19.2.4
diff -c -3 -p -r1.368.2.19.2.4 i386.c
*** i386.c 9 Oct 2002 17:12:26 -0000 1.368.2.19.2.4
--- i386.c 9 Oct 2002 17:48:09 -0000
*************** ix86_expand_vector_move (mode, operands)
*** 6862,6869 ****
/* Make operand1 a register if it isn't already. */
if ((reload_in_progress | reload_completed) == 0
&& !register_operand (operands[0], mode)
! && !register_operand (operands[1], mode)
! && operands[1] != CONST0_RTX (mode))
{
rtx temp = force_reg (GET_MODE (operands[1]), operands[1]);
emit_move_insn (operands[0], temp);
--- 6862,6868 ----
/* Make operand1 a register if it isn't already. */
if ((reload_in_progress | reload_completed) == 0
&& !register_operand (operands[0], mode)
! && !register_operand (operands[1], mode))
{
rtx temp = force_reg (GET_MODE (operands[1]), operands[1]);
emit_move_insn (operands[0], temp);