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re PR target/57935 (ICE in rs6000_secondary_reload_inner:15181, type = load)

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PR target/57935
	* reload1.c (emit_input_reload_insns): When reload_override_in,
	set old to rl->in_reg when rl->in_reg is a subreg.

From-SVN: r208186
This commit is contained in:
Alan Modra 2014-02-27 08:27:40 +10:30 committed by Alan Modra
parent 4be3d4fa52
commit 3157b8795f
2 changed files with 11 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2014-02-27 Alan Modra <amodra@gmail.com>
PR target/57935
* reload1.c (emit_input_reload_insns): When reload_override_in,
set old to rl->in_reg when rl->in_reg is a subreg.
2014-02-26 Richard Biener <rguenther@suse.de>
PR bootstrap/60343

7
gcc/reload1.c
View File

@ -7238,9 +7238,12 @@ emit_input_reload_insns (struct insn_chain *chain, struct reload *rl,
/* delete_output_reload is only invoked properly if old contains
the original pseudo register. Since this is replaced with a
hard reg when RELOAD_OVERRIDE_IN is set, see if we can
find the pseudo in RELOAD_IN_REG. */
find the pseudo in RELOAD_IN_REG. This is also used to
determine whether a secondary reload is needed. */
if (reload_override_in[j]
&& REG_P (rl->in_reg))
&& (REG_P (rl->in_reg)
|| (GET_CODE (rl->in_reg) == SUBREG
&& REG_P (SUBREG_REG (rl->in_reg)))))
{
oldequiv = old;
old = rl->in_reg;