On Oct 29, 2012, Jakub Jelinek <[email protected]> wrote:
> PR debug/54402
> * var-tracking.c (fp_setter): Return false if there is REG_CFA_RESTORE
> hfp note.
> (vt_initialize): Look for fp_setter in any bb, not just successor of
> entry bb.
This looks reasonable, except that...
> --- gcc/var-tracking.c.jj 2012-10-29 12:16:23.000000000 +0100
> +++ gcc/var-tracking.c 2012-10-29 17:58:06.629025339 +0100
> @@ -9535,24 +9535,33 @@ vt_add_function_parameters (void)
> static bool
> fp_setter (rtx insn)
> {
> - rtx pat = PATTERN (insn);
> + rtx pat = PATTERN (insn), expr;
> if (RTX_FRAME_RELATED_P (insn))
> {
> - rtx expr = find_reg_note (insn, REG_FRAME_RELATED_EXPR, NULL_RTX);
> + expr = find_reg_note (insn, REG_FRAME_RELATED_EXPR, NULL_RTX);
> if (expr)
> pat = XEXP (expr, 0);
... I don't get why you moved expr out of the only block in which it's
used. Ok with or without this change. Thanks,
--
Alexandre Oliva, freedom fighter http://FSFLA.org/~lxoliva/
You must be the change you wish to see in the world. -- Gandhi
Be Free! -- http://FSFLA.org/ FSF Latin America board member
Free Software Evangelist Red Hat Brazil Compiler Engineer
