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re PR rtl-optimization/29599 (ICE when building the kernel on SH4)

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PR rtl-optimization/29599
	* reload1.c (eliminate_regs_in_insn): Take the destination
	mode into account when computing the offset.

From-SVN: r121792
This commit is contained in:
Kaz Kojima 2007-02-10 06:47:49 +00:00
parent 076e8e8d94
commit 4c9034c5e5
2 changed files with 9 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/29599
* reload1.c (eliminate_regs_in_insn): Take the destination
mode into account when computing the offset.
2007-02-09 Stuart Hastings <stuart@apple.com>
Richard Henderson <rth@redhat.com>

5
gcc/reload1.c
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@ -1,7 +1,7 @@
/* Reload pseudo regs into hard regs for insns that require hard regs.
Copyright (C) 1987, 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
Inc.
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
This file is part of GCC.
@ -3100,6 +3100,7 @@ eliminate_regs_in_insn (rtx insn, int replace)
{
rtx to_rtx = ep->to_rtx;
offset += ep->offset;
offset = trunc_int_for_mode (offset, GET_MODE (reg));
if (GET_CODE (XEXP (plus_cst_src, 0)) == SUBREG)
to_rtx = gen_lowpart (GET_MODE (XEXP (plus_cst_src, 0)),